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Merge upstream changes from Marlin 2.1.1

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This commit is contained in:
Stefan Kalscheuer
2022-09-03 09:23:32 +02:00
parent 626283aadb
commit 986e416c7f
1610 changed files with 73839 additions and 40857 deletions
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1919
Marlin/Configuration.h
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2437
Marlin/Configuration_adv.h
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1035
Marlin/Makefile Normal file
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4
Marlin/Version.h
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@@ -28,7 +28,7 @@
/**
* Marlin release version identifier
*/
//#define SHORT_BUILD_VERSION "2.0.9.2"
//#define SHORT_BUILD_VERSION "2.1.1"
/**
* Verbose version identifier which should contain a reference to the location
@@ -41,7 +41,7 @@
* here we define this default string as the date where the latest release
* version was tagged.
*/
//#define STRING_DISTRIBUTION_DATE "2021-09-03"
//#define STRING_DISTRIBUTION_DATE "2022-08-06"
/**
* Defines a generic printer name to be output to the LCD after booting Marlin.

211
Marlin/config.ini Normal file
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@@ -0,0 +1,211 @@
#
# Marlin Firmware
# config.ini - Options to apply before the build
#
[config:base]
ini_use_config = none
# Load all config: sections in this file
;ini_use_config = all
# Load config file relative to Marlin/
;ini_use_config = another.ini
# Download configurations from GitHub
;ini_use_config = example/Creality/Ender-5 Plus @ bugfix-2.1.x
# Download configurations from your server
;ini_use_config = https://me.myserver.com/path/to/configs
# Evaluate config:base and do a config dump
;ini_use_config = base
;config_export = 2
[config:minimal]
motherboard = BOARD_RAMPS_14_EFB
serial_port = 0
baudrate = 250000
use_watchdog = on
thermal_protection_hotends = on
thermal_protection_hysteresis = 4
thermal_protection_period = 40
bufsize = 4
block_buffer_size = 16
max_cmd_size = 96
extruders = 1
temp_sensor_0 = 1
temp_hysteresis = 3
heater_0_mintemp = 5
heater_0_maxtemp = 275
preheat_1_temp_hotend = 180
bang_max = 255
pidtemp = on
pid_k1 = 0.95
pid_max = BANG_MAX
pid_functional_range = 10
default_kp = 22.20
default_ki = 1.08
default_kd = 114.00
x_driver_type = A4988
y_driver_type = A4988
z_driver_type = A4988
e0_driver_type = A4988
x_bed_size = 200
x_min_pos = 0
x_max_pos = X_BED_SIZE
y_bed_size = 200
y_min_pos = 0
y_max_pos = Y_BED_SIZE
z_min_pos = 0
z_max_pos = 200
x_home_dir = -1
y_home_dir = -1
z_home_dir = -1
use_xmin_plug = on
use_ymin_plug = on
use_zmin_plug = on
x_min_endstop_inverting = false
y_min_endstop_inverting = false
z_min_endstop_inverting = false
default_axis_steps_per_unit = { 80, 80, 400, 500 }
axis_relative_modes = { false, false, false, false }
default_max_feedrate = { 300, 300, 5, 25 }
default_max_acceleration = { 3000, 3000, 100, 10000 }
homing_feedrate_mm_m = { (50*60), (50*60), (4*60) }
homing_bump_divisor = { 2, 2, 4 }
x_enable_on = 0
y_enable_on = 0
z_enable_on = 0
e_enable_on = 0
invert_x_dir = false
invert_y_dir = true
invert_z_dir = false
invert_e0_dir = false
invert_e_step_pin = false
invert_x_step_pin = false
invert_y_step_pin = false
invert_z_step_pin = false
disable_x = false
disable_y = false
disable_z = false
disable_e = false
proportional_font_ratio = 1.0
default_nominal_filament_dia = 1.75
junction_deviation_mm = 0.013
default_acceleration = 3000
default_travel_acceleration = 3000
default_retract_acceleration = 3000
default_minimumfeedrate = 0.0
default_mintravelfeedrate = 0.0
minimum_planner_speed = 0.05
min_steps_per_segment = 6
default_minsegmenttime = 20000
[config:basic]
bed_overshoot = 10
busy_while_heating = on
default_ejerk = 5.0
default_keepalive_interval = 2
default_leveling_fade_height = 0.0
disable_inactive_extruder = on
display_charset_hd44780 = JAPANESE
eeprom_boot_silent = on
eeprom_chitchat = on
endstoppullups = on
extrude_maxlength = 200
extrude_mintemp = 170
host_keepalive_feature = on
hotend_overshoot = 15
jd_handle_small_segments = on
lcd_info_screen_style = 0
lcd_language = en
max_bed_power = 255
mesh_inset = 0
min_software_endstops = on
max_software_endstops = on
min_software_endstop_x = on
min_software_endstop_y = on
min_software_endstop_z = on
max_software_endstop_x = on
max_software_endstop_y = on
max_software_endstop_z = on
preheat_1_fan_speed = 0
preheat_1_label = "PLA"
preheat_1_temp_bed = 70
prevent_cold_extrusion = on
prevent_lengthy_extrude = on
printjob_timer_autostart = on
probing_margin = 10
show_bootscreen = on
soft_pwm_scale = 0
string_config_h_author = "(none, default config)"
temp_bed_hysteresis = 3
temp_bed_residency_time = 10
temp_bed_window = 1
temp_residency_time = 10
temp_window = 1
validate_homing_endstops = on
xy_probe_feedrate = (133*60)
z_clearance_between_probes = 5
z_clearance_deploy_probe = 10
z_clearance_multi_probe = 5
[config:advanced]
arc_support = on
auto_report_temperatures = on
autotemp = on
autotemp_oldweight = 0.98
bed_check_interval = 5000
default_stepper_deactive_time = 120
default_volumetric_extruder_limit = 0.00
disable_inactive_e = true
disable_inactive_x = true
disable_inactive_y = true
disable_inactive_z = true
e0_auto_fan_pin = -1
encoder_100x_steps_per_sec = 80
encoder_10x_steps_per_sec = 30
encoder_rate_multiplier = on
extended_capabilities_report = on
extruder_auto_fan_speed = 255
extruder_auto_fan_temperature = 50
fanmux0_pin = -1
fanmux1_pin = -1
fanmux2_pin = -1
faster_gcode_parser = on
homing_bump_mm = { 5, 5, 2 }
max_arc_segment_mm = 1.0
min_arc_segment_mm = 0.1
min_circle_segments = 72
n_arc_correction = 25
serial_overrun_protection = on
slowdown = on
slowdown_divisor = 2
temp_sensor_bed = 0
thermal_protection_bed_hysteresis = 2
thermocouple_max_errors = 15
tx_buffer_size = 0
watch_bed_temp_increase = 2
watch_bed_temp_period = 60
watch_temp_increase = 2
watch_temp_period = 20

108
Marlin/src/HAL/AVR/HAL.cpp
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@@ -23,6 +23,7 @@
#include "../../inc/MarlinConfig.h"
#include "HAL.h"
#include <avr/wdt.h>
#ifdef USBCON
DefaultSerial1 MSerial0(false, Serial);
@@ -35,13 +36,32 @@
// Public Variables
// ------------------------
//uint8_t MCUSR;
// Don't initialize/override variable (which would happen in .init4)
uint8_t MarlinHAL::reset_reason __attribute__((section(".noinit")));
// ------------------------
// Public functions
// ------------------------
void HAL_init() {
__attribute__((naked)) // Don't output function pro- and epilogue
__attribute__((used)) // Output the function, even if "not used"
__attribute__((section(".init3"))) // Put in an early user definable section
void save_reset_reason() {
#if ENABLED(OPTIBOOT_RESET_REASON)
__asm__ __volatile__(
A("STS %0, r2")
: "=m"(hal.reset_reason)
);
#else
hal.reset_reason = MCUSR;
#endif
// Clear within 16ms since WDRF bit enables a 16ms watchdog timer -> Boot loop
hal.clear_reset_source();
wdt_disable();
}
void MarlinHAL::init() {
// Init Servo Pins
#define INIT_SERVO(N) OUT_WRITE(SERVO##N##_PIN, LOW)
#if HAS_SERVO_0
@@ -56,9 +76,11 @@ void HAL_init() {
#if HAS_SERVO_3
INIT_SERVO(3);
#endif
init_pwm_timers(); // Init user timers to default frequency - 1000HZ
}
void HAL_reboot() {
void MarlinHAL::reboot() {
#if ENABLED(USE_WATCHDOG)
while (1) { /* run out the watchdog */ }
#else
@@ -67,6 +89,62 @@ void HAL_reboot() {
#endif
}
// ------------------------
// Watchdog Timer
// ------------------------
#if ENABLED(USE_WATCHDOG)
#include <avr/wdt.h>
#include "../../MarlinCore.h"
// Initialize watchdog with 8s timeout, if possible. Otherwise, make it 4s.
void MarlinHAL::watchdog_init() {
#if ENABLED(WATCHDOG_DURATION_8S) && defined(WDTO_8S)
#define WDTO_NS WDTO_8S
#else
#define WDTO_NS WDTO_4S
#endif
#if ENABLED(WATCHDOG_RESET_MANUAL)
// Enable the watchdog timer, but only for the interrupt.
// Take care, as this requires the correct order of operation, with interrupts disabled.
// See the datasheet of any AVR chip for details.
wdt_reset();
cli();
_WD_CONTROL_REG = _BV(_WD_CHANGE_BIT) | _BV(WDE);
_WD_CONTROL_REG = _BV(WDIE) | (WDTO_NS & 0x07) | ((WDTO_NS & 0x08) << 2); // WDTO_NS directly does not work. bit 0-2 are consecutive in the register but the highest value bit is at bit 5
// So worked for up to WDTO_2S
sei();
wdt_reset();
#else
wdt_enable(WDTO_NS); // The function handles the upper bit correct.
#endif
//delay(10000); // test it!
}
//===========================================================================
//=================================== ISR ===================================
//===========================================================================
// Watchdog timer interrupt, called if main program blocks >4sec and manual reset is enabled.
#if ENABLED(WATCHDOG_RESET_MANUAL)
ISR(WDT_vect) {
sei(); // With the interrupt driven serial we need to allow interrupts.
SERIAL_ERROR_MSG(STR_WATCHDOG_FIRED);
minkill(); // interrupt-safe final kill and infinite loop
}
#endif
// Reset watchdog. MUST be called at least every 4 seconds after the
// first watchdog_init or AVR will go into emergency procedures.
void MarlinHAL::watchdog_refresh() { wdt_reset(); }
#endif // USE_WATCHDOG
// ------------------------
// Free Memory Accessor
// ------------------------
#if ENABLED(SDSUPPORT)
#include "../../sd/SdFatUtil.h"
@@ -74,20 +152,20 @@ void HAL_reboot() {
#else // !SDSUPPORT
extern "C" {
extern char __bss_end;
extern char __heap_start;
extern void* __brkval;
extern "C" {
extern char __bss_end;
extern char __heap_start;
extern void* __brkval;
int freeMemory() {
int free_memory;
if ((int)__brkval == 0)
free_memory = ((int)&free_memory) - ((int)&__bss_end);
else
free_memory = ((int)&free_memory) - ((int)__brkval);
return free_memory;
int freeMemory() {
int free_memory;
if ((int)__brkval == 0)
free_memory = ((int)&free_memory) - ((int)&__bss_end);
else
free_memory = ((int)&free_memory) - ((int)__brkval);
return free_memory;
}
}
}
#endif // !SDSUPPORT

205
Marlin/src/HAL/AVR/HAL.h
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@@ -19,16 +19,18 @@
*/
#pragma once
/**
* HAL for Arduino AVR
*/
#include "../shared/Marduino.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include "math.h"
#ifdef USBCON
#include <HardwareSerial.h>
#else
#define HardwareSerial_h // Hack to prevent HardwareSerial.h header inclusion
#include "MarlinSerial.h"
#endif
@@ -74,9 +76,9 @@
#define CRITICAL_SECTION_START() unsigned char _sreg = SREG; cli()
#define CRITICAL_SECTION_END() SREG = _sreg
#endif
#define ISRS_ENABLED() TEST(SREG, SREG_I)
#define ENABLE_ISRS() sei()
#define DISABLE_ISRS() cli()
#define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
#define PWM_FREQUENCY 1000 // Default PWM frequency when set_pwm_duty() is called without set_pwm_frequency()
// ------------------------
// Types
@@ -84,16 +86,15 @@
typedef int8_t pin_t;
#define SHARED_SERVOS HAS_SERVOS
#define HAL_SERVO_LIB Servo
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
class Servo;
typedef Servo hal_servo_t;
// ------------------------
// Public Variables
// ------------------------
//extern uint8_t MCUSR;
// Serial ports
// ------------------------
#ifdef USBCON
#include "../../core/serial_hook.h"
typedef ForwardSerial1Class< decltype(Serial) > DefaultSerial1;
@@ -142,59 +143,15 @@ typedef int8_t pin_t;
#endif
#endif
// ------------------------
// Public functions
// ------------------------
void HAL_init();
//void cli();
//void _delay_ms(const int delay);
inline void HAL_clear_reset_source() { MCUSR = 0; }
inline uint8_t HAL_get_reset_source() { return MCUSR; }
void HAL_reboot();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
extern "C" int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
//
// ADC
#ifdef DIDR2
#define HAL_ANALOG_SELECT(ind) do{ if (ind < 8) SBI(DIDR0, ind); else SBI(DIDR2, ind & 0x07); }while(0)
#else
#define HAL_ANALOG_SELECT(ind) SBI(DIDR0, ind);
#endif
inline void HAL_adc_init() {
ADCSRA = _BV(ADEN) | _BV(ADSC) | _BV(ADIF) | 0x07;
DIDR0 = 0;
#ifdef DIDR2
DIDR2 = 0;
#endif
}
#define SET_ADMUX_ADCSRA(ch) ADMUX = _BV(REFS0) | (ch & 0x07); SBI(ADCSRA, ADSC)
#ifdef MUX5
#define HAL_START_ADC(ch) if (ch > 7) ADCSRB = _BV(MUX5); else ADCSRB = 0; SET_ADMUX_ADCSRA(ch)
#else
#define HAL_START_ADC(ch) ADCSRB = 0; SET_ADMUX_ADCSRA(ch)
#endif
//
#define HAL_ADC_VREF 5.0
#define HAL_ADC_RESOLUTION 10
#define HAL_READ_ADC() ADC
#define HAL_ADC_READY() !TEST(ADCSRA, ADSC)
//
// Pin Mapping for M42, M43, M226
//
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)
@@ -208,23 +165,113 @@ inline void HAL_adc_init() {
// AVR compatibility
#define strtof strtod
#define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
// ------------------------
// Free Memory Accessor
// ------------------------
/**
* set_pwm_frequency
* Sets the frequency of the timer corresponding to the provided pin
* as close as possible to the provided desired frequency. Internally
* calculates the required waveform generation mode, prescaler and
* resolution values required and sets the timer registers accordingly.
* NOTE that the frequency is applied to all pins on the timer (Ex OC3A, OC3B and OC3B)
* NOTE that there are limitations, particularly if using TIMER2. (see Configuration_adv.h -> FAST FAN PWM Settings)
*/
void set_pwm_frequency(const pin_t pin, int f_desired);
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
/**
* set_pwm_duty
* Sets the PWM duty cycle of the provided pin to the provided value
* Optionally allows inverting the duty cycle [default = false]
* Optionally allows changing the maximum size of the provided value to enable finer PWM duty control [default = 255]
*/
void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
extern "C" int freeMemory();
#pragma GCC diagnostic pop
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init(); // Called early in setup()
static void init_board() {} // Called less early in setup()
static void reboot(); // Restart the firmware from 0x0
// Interrupts
static bool isr_state() { return TEST(SREG, SREG_I); }
static void isr_on() { sei(); }
static void isr_off() { cli(); }
static void delay_ms(const int ms) { _delay_ms(ms); }
// Tasks, called from idle()
static void idletask() {}
// Reset
static uint8_t reset_reason;
static uint8_t get_reset_source() { return reset_reason; }
static void clear_reset_source() { MCUSR = 0; }
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
// Called by Temperature::init once at startup
static void adc_init() {
ADCSRA = _BV(ADEN) | _BV(ADSC) | _BV(ADIF) | 0x07;
DIDR0 = 0;
#ifdef DIDR2
DIDR2 = 0;
#endif
}
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t ch) {
#ifdef DIDR2
if (ch > 7) { SBI(DIDR2, ch & 0x07); return; }
#endif
SBI(DIDR0, ch);
}
// Begin ADC sampling on the given channel. Called from Temperature::isr!
static void adc_start(const uint8_t ch) {
#ifdef MUX5
ADCSRB = ch > 7 ? _BV(MUX5) : 0;
#else
ADCSRB = 0;
#endif
ADMUX = _BV(REFS0) | (ch & 0x07);
SBI(ADCSRA, ADSC);
}
// Is the ADC ready for reading?
static bool adc_ready() { return !TEST(ADCSRA, ADSC); }
// The current value of the ADC register
static __typeof__(ADC) adc_value() { return ADC; }
/**
* init_pwm_timers
* Set the default frequency for timers 2-5 to 1000HZ
*/
static void init_pwm_timers();
/**
* Set the PWM duty cycle for the pin to the given value.
* Optionally invert the duty cycle [default = false]
* Optionally change the scale of the provided value to enable finer PWM duty control [default = 255]
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
/**
* Set the frequency of the timer for the given pin as close as
* possible to the provided desired frequency. Internally calculate
* the required waveform generation mode, prescaler, and resolution
* values and set timer registers accordingly.
* NOTE that the frequency is applied to all pins on the timer (Ex OC3A, OC3B and OC3B)
* NOTE that there are limitations, particularly if using TIMER2. (see Configuration_adv.h -> FAST_PWM_FAN Settings)
*/
static void set_pwm_frequency(const pin_t pin, const uint16_t f_desired);
};

22
Marlin/src/HAL/AVR/HAL_SPI.cpp
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@@ -34,21 +34,21 @@
#include "../../inc/MarlinConfig.h"
void spiBegin() {
OUT_WRITE(SD_SS_PIN, HIGH);
#if PIN_EXISTS(SD_SS)
// Do not init HIGH for boards with pin 4 used as Fans or Heaters or otherwise, not likely to have multiple SPI devices anyway.
#if defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__)
// SS must be in output mode even it is not chip select
SET_OUTPUT(SD_SS_PIN);
#else
// set SS high - may be chip select for another SPI device
OUT_WRITE(SD_SS_PIN, HIGH);
#endif
#endif
SET_OUTPUT(SD_SCK_PIN);
SET_INPUT(SD_MISO_PIN);
SET_OUTPUT(SD_MOSI_PIN);
#if DISABLED(SOFTWARE_SPI)
// SS must be in output mode even it is not chip select
//SET_OUTPUT(SD_SS_PIN);
// set SS high - may be chip select for another SPI device
//#if SET_SPI_SS_HIGH
//WRITE(SD_SS_PIN, HIGH);
//#endif
// set a default rate
spiInit(1);
#endif
IF_DISABLED(SOFTWARE_SPI, spiInit(SPI_HALF_SPEED));
}
#if NONE(SOFTWARE_SPI, FORCE_SOFT_SPI)

4
Marlin/src/HAL/AVR/MarlinSerial.cpp
View File

@@ -486,7 +486,7 @@ void MarlinSerial<Cfg>::write(const uint8_t c) {
const uint8_t i = (tx_buffer.head + 1) & (Cfg::TX_SIZE - 1);
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Make room by polling if it is possible to transmit, and do so!
while (i == tx_buffer.tail) {
@@ -534,7 +534,7 @@ void MarlinSerial<Cfg>::flushTX() {
if (!_written) return;
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Wait until everything was transmitted - We must do polling, as interrupts are disabled
while (tx_buffer.head != tx_buffer.tail || !B_TXC) {

8
Marlin/src/HAL/AVR/MarlinSerial.h
View File

@@ -191,13 +191,13 @@
rx_framing_errors;
static ring_buffer_pos_t rx_max_enqueued;
static FORCE_INLINE ring_buffer_pos_t atomic_read_rx_head();
FORCE_INLINE static ring_buffer_pos_t atomic_read_rx_head();
static volatile bool rx_tail_value_not_stable;
static volatile uint16_t rx_tail_value_backup;
static FORCE_INLINE void atomic_set_rx_tail(ring_buffer_pos_t value);
static FORCE_INLINE ring_buffer_pos_t atomic_read_rx_tail();
FORCE_INLINE static void atomic_set_rx_tail(ring_buffer_pos_t value);
FORCE_INLINE static ring_buffer_pos_t atomic_read_rx_tail();
public:
FORCE_INLINE static void store_rxd_char();
@@ -217,7 +217,7 @@
#endif
enum { HasEmergencyParser = Cfg::EMERGENCYPARSER };
static inline bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
static bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
FORCE_INLINE static uint8_t dropped() { return Cfg::DROPPED_RX ? rx_dropped_bytes : 0; }
FORCE_INLINE static uint8_t buffer_overruns() { return Cfg::RX_OVERRUNS ? rx_buffer_overruns : 0; }

194
Marlin/src/HAL/AVR/Servo.cpp
View File

@@ -66,27 +66,26 @@ static volatile int8_t Channel[_Nbr_16timers]; // counter for the s
/************ static functions common to all instances ***********************/
static inline void handle_interrupts(timer16_Sequence_t timer, volatile uint16_t* TCNTn, volatile uint16_t* OCRnA) {
if (Channel[timer] < 0)
*TCNTn = 0; // channel set to -1 indicated that refresh interval completed so reset the timer
else {
if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && SERVO(timer, Channel[timer]).Pin.isActive)
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, LOW); // pulse this channel low if activated
}
static inline void handle_interrupts(const timer16_Sequence_t timer, volatile uint16_t* TCNTn, volatile uint16_t* OCRnA) {
int8_t cho = Channel[timer]; // Handle the prior Channel[timer] first
if (cho < 0) // Channel -1 indicates the refresh interval completed...
*TCNTn = 0; // ...so reset the timer
else if (SERVO_INDEX(timer, cho) < ServoCount) // prior channel handled?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, LOW); // pulse the prior channel LOW
Channel[timer]++; // increment to the next channel
if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && Channel[timer] < SERVOS_PER_TIMER) {
*OCRnA = *TCNTn + SERVO(timer, Channel[timer]).ticks;
if (SERVO(timer, Channel[timer]).Pin.isActive) // check if activated
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, HIGH); // it's an active channel so pulse it high
Channel[timer] = ++cho; // Handle the next channel (or 0)
if (cho < SERVOS_PER_TIMER && SERVO_INDEX(timer, cho) < ServoCount) {
*OCRnA = *TCNTn + SERVO(timer, cho).ticks; // set compare to current ticks plus duration
if (SERVO(timer, cho).Pin.isActive) // activated?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, HIGH); // yes: pulse HIGH
}
else {
// finished all channels so wait for the refresh period to expire before starting over
if (((unsigned)*TCNTn) + 4 < usToTicks(REFRESH_INTERVAL)) // allow a few ticks to ensure the next OCR1A not missed
*OCRnA = (unsigned int)usToTicks(REFRESH_INTERVAL);
else
*OCRnA = *TCNTn + 4; // at least REFRESH_INTERVAL has elapsed
Channel[timer] = -1; // this will get incremented at the end of the refresh period to start again at the first channel
const unsigned int cval = ((unsigned)*TCNTn) + 32 / (SERVO_TIMER_PRESCALER), // allow 32 cycles to ensure the next OCR1A not missed
ival = (unsigned int)usToTicks(REFRESH_INTERVAL); // at least REFRESH_INTERVAL has elapsed
*OCRnA = max(cval, ival);
Channel[timer] = -1; // reset the timer counter to 0 on the next call
}
}
@@ -123,91 +122,102 @@ static inline void handle_interrupts(timer16_Sequence_t timer, volatile uint16_t
/****************** end of static functions ******************************/
void initISR(timer16_Sequence_t timer) {
#ifdef _useTimer1
if (timer == _timer1) {
TCCR1A = 0; // normal counting mode
TCCR1B = _BV(CS11); // set prescaler of 8
TCNT1 = 0; // clear the timer count
#if defined(__AVR_ATmega8__) || defined(__AVR_ATmega128__)
SBI(TIFR, OCF1A); // clear any pending interrupts;
SBI(TIMSK, OCIE1A); // enable the output compare interrupt
#else
// here if not ATmega8 or ATmega128
SBI(TIFR1, OCF1A); // clear any pending interrupts;
SBI(TIMSK1, OCIE1A); // enable the output compare interrupt
#endif
#ifdef WIRING
timerAttach(TIMER1OUTCOMPAREA_INT, Timer1Service);
#endif
}
#endif
void initISR(const timer16_Sequence_t timer_index) {
switch (timer_index) {
default: break;
#ifdef _useTimer3
if (timer == _timer3) {
TCCR3A = 0; // normal counting mode
TCCR3B = _BV(CS31); // set prescaler of 8
TCNT3 = 0; // clear the timer count
#ifdef __AVR_ATmega128__
SBI(TIFR, OCF3A); // clear any pending interrupts;
SBI(ETIMSK, OCIE3A); // enable the output compare interrupt
#else
SBI(TIFR3, OCF3A); // clear any pending interrupts;
SBI(TIMSK3, OCIE3A); // enable the output compare interrupt
#endif
#ifdef WIRING
timerAttach(TIMER3OUTCOMPAREA_INT, Timer3Service); // for Wiring platform only
#endif
}
#endif
#ifdef _useTimer1
case _timer1:
TCCR1A = 0; // normal counting mode
TCCR1B = _BV(CS11); // set prescaler of 8
TCNT1 = 0; // clear the timer count
#if defined(__AVR_ATmega8__) || defined(__AVR_ATmega128__)
SBI(TIFR, OCF1A); // clear any pending interrupts;
SBI(TIMSK, OCIE1A); // enable the output compare interrupt
#else
// here if not ATmega8 or ATmega128
SBI(TIFR1, OCF1A); // clear any pending interrupts;
SBI(TIMSK1, OCIE1A); // enable the output compare interrupt
#endif
#ifdef WIRING
timerAttach(TIMER1OUTCOMPAREA_INT, Timer1Service);
#endif
break;
#endif
#ifdef _useTimer4
if (timer == _timer4) {
TCCR4A = 0; // normal counting mode
TCCR4B = _BV(CS41); // set prescaler of 8
TCNT4 = 0; // clear the timer count
TIFR4 = _BV(OCF4A); // clear any pending interrupts;
TIMSK4 = _BV(OCIE4A); // enable the output compare interrupt
}
#endif
#ifdef _useTimer3
case _timer3:
TCCR3A = 0; // normal counting mode
TCCR3B = _BV(CS31); // set prescaler of 8
TCNT3 = 0; // clear the timer count
#ifdef __AVR_ATmega128__
SBI(TIFR, OCF3A); // clear any pending interrupts;
SBI(ETIMSK, OCIE3A); // enable the output compare interrupt
#else
SBI(TIFR3, OCF3A); // clear any pending interrupts;
SBI(TIMSK3, OCIE3A); // enable the output compare interrupt
#endif
#ifdef WIRING
timerAttach(TIMER3OUTCOMPAREA_INT, Timer3Service); // for Wiring platform only
#endif
break;
#endif
#ifdef _useTimer5
if (timer == _timer5) {
TCCR5A = 0; // normal counting mode
TCCR5B = _BV(CS51); // set prescaler of 8
TCNT5 = 0; // clear the timer count
TIFR5 = _BV(OCF5A); // clear any pending interrupts;
TIMSK5 = _BV(OCIE5A); // enable the output compare interrupt
}
#endif
#ifdef _useTimer4
case _timer4:
TCCR4A = 0; // normal counting mode
TCCR4B = _BV(CS41); // set prescaler of 8
TCNT4 = 0; // clear the timer count
TIFR4 = _BV(OCF4A); // clear any pending interrupts;
TIMSK4 = _BV(OCIE4A); // enable the output compare interrupt
break;
#endif
#ifdef _useTimer5
case _timer5:
TCCR5A = 0; // normal counting mode
TCCR5B = _BV(CS51); // set prescaler of 8
TCNT5 = 0; // clear the timer count
TIFR5 = _BV(OCF5A); // clear any pending interrupts;
TIMSK5 = _BV(OCIE5A); // enable the output compare interrupt
break;
#endif
}
}
void finISR(timer16_Sequence_t timer) {
void finISR(const timer16_Sequence_t timer_index) {
// Disable use of the given timer
#ifdef WIRING
if (timer == _timer1) {
CBI(
#if defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__)
TIMSK1
#else
TIMSK
#endif
, OCIE1A); // disable timer 1 output compare interrupt
timerDetach(TIMER1OUTCOMPAREA_INT);
}
else if (timer == _timer3) {
CBI(
#if defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__)
TIMSK3
#else
ETIMSK
#endif
, OCIE3A); // disable the timer3 output compare A interrupt
timerDetach(TIMER3OUTCOMPAREA_INT);
switch (timer_index) {
default: break;
case _timer1:
CBI(
#if defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__)
TIMSK1
#else
TIMSK
#endif
, OCIE1A // disable timer 1 output compare interrupt
);
timerDetach(TIMER1OUTCOMPAREA_INT);
break;
case _timer3:
CBI(
#if defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__)
TIMSK3
#else
ETIMSK
#endif
, OCIE3A // disable the timer3 output compare A interrupt
);
timerDetach(TIMER3OUTCOMPAREA_INT);
break;
}
#else // !WIRING
// For arduino - in future: call here to a currently undefined function to reset the timer
UNUSED(timer);
UNUSED(timer_index);
#endif
}

46
Marlin/src/HAL/AVR/endstop_interrupts.h
View File

@@ -213,6 +213,51 @@ void setup_endstop_interrupts() {
pciSetup(K_MIN_PIN);
#endif
#endif
#if HAS_U_MAX
#if (digitalPinToInterrupt(U_MAX_PIN) != NOT_AN_INTERRUPT)
_ATTACH(U_MAX_PIN);
#else
static_assert(digitalPinHasPCICR(U_MAX_PIN), "U_MAX_PIN is not interrupt-capable");
pciSetup(U_MAX_PIN);
#endif
#elif HAS_U_MIN
#if (digitalPinToInterrupt(U_MIN_PIN) != NOT_AN_INTERRUPT)
_ATTACH(U_MIN_PIN);
#else
static_assert(digitalPinHasPCICR(U_MIN_PIN), "U_MIN_PIN is not interrupt-capable");
pciSetup(U_MIN_PIN);
#endif
#endif
#if HAS_V_MAX
#if (digitalPinToInterrupt(V_MAX_PIN) != NOT_AN_INTERRUPT)
_ATTACH(V_MAX_PIN);
#else
static_assert(digitalPinHasPCICR(V_MAX_PIN), "V_MAX_PIN is not interrupt-capable");
pciSetup(V_MAX_PIN);
#endif
#elif HAS_V_MIN
#if (digitalPinToInterrupt(V_MIN_PIN) != NOT_AN_INTERRUPT)
_ATTACH(V_MIN_PIN);
#else
static_assert(digitalPinHasPCICR(V_MIN_PIN), "V_MIN_PIN is not interrupt-capable");
pciSetup(V_MIN_PIN);
#endif
#endif
#if HAS_W_MAX
#if (digitalPinToInterrupt(W_MAX_PIN) != NOT_AN_INTERRUPT)
_ATTACH(W_MAX_PIN);
#else
static_assert(digitalPinHasPCICR(W_MAX_PIN), "W_MAX_PIN is not interrupt-capable");
pciSetup(W_MAX_PIN);
#endif
#elif HAS_W_MIN
#if (digitalPinToInterrupt(W_MIN_PIN) != NOT_AN_INTERRUPT)
_ATTACH(W_MIN_PIN);
#else
static_assert(digitalPinHasPCICR(W_MIN_PIN), "W_MIN_PIN is not interrupt-capable");
pciSetup(W_MIN_PIN);
#endif
#endif
#if HAS_X2_MAX
#if (digitalPinToInterrupt(X2_MAX_PIN) != NOT_AN_INTERRUPT)
_ATTACH(X2_MAX_PIN);
@@ -301,5 +346,6 @@ void setup_endstop_interrupts() {
pciSetup(Z_MIN_PROBE_PIN);
#endif
#endif
// If we arrive here without raising an assertion, each pin has either an EXT-interrupt or a PCI.
}

330
Marlin/src/HAL/AVR/fast_pwm.cpp
View File

@@ -21,11 +21,7 @@
*/
#ifdef __AVR__
#include "../../inc/MarlinConfigPre.h"
#if NEEDS_HARDWARE_PWM // Specific meta-flag for features that mandate PWM
#include "HAL.h"
#include "../../inc/MarlinConfig.h"
struct Timer {
volatile uint8_t* TCCRnQ[3]; // max 3 TCCR registers per timer
@@ -33,250 +29,194 @@ struct Timer {
volatile uint16_t* ICRn; // max 1 ICR register per timer
uint8_t n; // the timer number [0->5]
uint8_t q; // the timer output [0->2] (A->C)
bool isPWM; // True if pin is a "hardware timer"
bool isProtected; // True if timer is protected
};
// Macros for the Timer structure
#define _SET_WGMnQ(T, V) do{ \
*(T.TCCRnQ)[0] = (*(T.TCCRnQ)[0] & ~(0x3 << 0)) | (( int(V) & 0x3) << 0); \
*(T.TCCRnQ)[1] = (*(T.TCCRnQ)[1] & ~(0x3 << 3)) | (((int(V) >> 2) & 0x3) << 3); \
}while(0)
// Set TCCR CS bits
#define _SET_CSn(T, V) (*(T.TCCRnQ)[1] = (*(T.TCCRnQ[1]) & ~(0x7 << 0)) | ((int(V) & 0x7) << 0))
// Set TCCR COM bits
#define _SET_COMnQ(T, Q, V) (*(T.TCCRnQ)[0] = (*(T.TCCRnQ)[0] & ~(0x3 << (6-2*(Q)))) | (int(V) << (6-2*(Q))))
// Set OCRnQ register
#define _SET_OCRnQ(T, Q, V) (*(T.OCRnQ)[Q] = int(V) & 0xFFFF)
// Set ICRn register (one per timer)
#define _SET_ICRn(T, V) (*(T.ICRn) = int(V) & 0xFFFF)
/**
* get_pwm_timer
* Get the timer information and register of the provided pin.
* Return a Timer struct containing this information.
* Used by set_pwm_frequency, set_pwm_duty
* Return a Timer struct describing a pin's timer.
*/
Timer get_pwm_timer(const pin_t pin) {
const Timer get_pwm_timer(const pin_t pin) {
uint8_t q = 0;
switch (digitalPinToTimer(pin)) {
// Protect reserved timers (TIMER0 & TIMER1)
#ifdef TCCR0A
#if !AVR_AT90USB1286_FAMILY
case TIMER0A:
#endif
case TIMER0B:
IF_DISABLED(AVR_AT90USB1286_FAMILY, case TIMER0A:)
#endif
#ifdef TCCR1A
case TIMER1A: case TIMER1B:
#endif
break;
#if defined(TCCR2) || defined(TCCR2A)
#ifdef TCCR2
case TIMER2: {
Timer timer = {
/*TCCRnQ*/ { &TCCR2, nullptr, nullptr },
/*OCRnQ*/ { (uint16_t*)&OCR2, nullptr, nullptr },
/*ICRn*/ nullptr,
/*n, q*/ 2, 0
};
}
#elif defined(TCCR2A)
#if ENABLED(USE_OCR2A_AS_TOP)
case TIMER2A: break; // protect TIMER2A
case TIMER2B: {
Timer timer = {
/*TCCRnQ*/ { &TCCR2A, &TCCR2B, nullptr },
/*OCRnQ*/ { (uint16_t*)&OCR2A, (uint16_t*)&OCR2B, nullptr },
/*ICRn*/ nullptr,
/*n, q*/ 2, 1
};
return timer;
}
#else
case TIMER2B: ++q;
case TIMER2A: {
Timer timer = {
/*TCCRnQ*/ { &TCCR2A, &TCCR2B, nullptr },
/*OCRnQ*/ { (uint16_t*)&OCR2A, (uint16_t*)&OCR2B, nullptr },
/*ICRn*/ nullptr,
2, q
};
return timer;
}
#endif
#endif
break; // Protect reserved timers (TIMER0 & TIMER1)
#ifdef TCCR0A
case TIMER0B: // Protected timer, but allow setting the duty cycle on OCR0B for pin D4 only
return Timer({ { &TCCR0A, nullptr, nullptr }, { (uint16_t*)&OCR0A, (uint16_t*)&OCR0B, nullptr }, nullptr, 0, 1, true, true });
#endif
#if HAS_TCCR2
case TIMER2:
return Timer({ { &TCCR2, nullptr, nullptr }, { (uint16_t*)&OCR2, nullptr, nullptr }, nullptr, 2, 0, true, false });
#elif ENABLED(USE_OCR2A_AS_TOP)
case TIMER2A: break; // Protect TIMER2A since its OCR is used by TIMER2B
case TIMER2B:
return Timer({ { &TCCR2A, &TCCR2B, nullptr }, { (uint16_t*)&OCR2A, (uint16_t*)&OCR2B, nullptr }, nullptr, 2, 1, true, false });
#elif defined(TCCR2A)
case TIMER2B: ++q; case TIMER2A:
return Timer({ { &TCCR2A, &TCCR2B, nullptr }, { (uint16_t*)&OCR2A, (uint16_t*)&OCR2B, nullptr }, nullptr, 2, q, true, false });
#endif
#ifdef OCR3C
case TIMER3C: ++q;
case TIMER3B: ++q;
case TIMER3A: {
Timer timer = {
/*TCCRnQ*/ { &TCCR3A, &TCCR3B, &TCCR3C },
/*OCRnQ*/ { &OCR3A, &OCR3B, &OCR3C },
/*ICRn*/ &ICR3,
/*n, q*/ 3, q
};
return timer;
}
case TIMER3C: ++q; case TIMER3B: ++q; case TIMER3A:
return Timer({ { &TCCR3A, &TCCR3B, &TCCR3C }, { &OCR3A, &OCR3B, &OCR3C }, &ICR3, 3, q, true, false });
#elif defined(OCR3B)
case TIMER3B: ++q;
case TIMER3A: {
Timer timer = {
/*TCCRnQ*/ { &TCCR3A, &TCCR3B, nullptr },
/*OCRnQ*/ { &OCR3A, &OCR3B, nullptr },
/*ICRn*/ &ICR3,
/*n, q*/ 3, q
};
return timer;
}
case TIMER3B: ++q; case TIMER3A:
return Timer({ { &TCCR3A, &TCCR3B, nullptr }, { &OCR3A, &OCR3B, nullptr }, &ICR3, 3, q, true, false });
#endif
#ifdef TCCR4A
case TIMER4C: ++q;
case TIMER4B: ++q;
case TIMER4A: {
Timer timer = {
/*TCCRnQ*/ { &TCCR4A, &TCCR4B, &TCCR4C },
/*OCRnQ*/ { &OCR4A, &OCR4B, &OCR4C },
/*ICRn*/ &ICR4,
/*n, q*/ 4, q
};
return timer;
}
case TIMER4C: ++q; case TIMER4B: ++q; case TIMER4A:
return Timer({ { &TCCR4A, &TCCR4B, &TCCR4C }, { &OCR4A, &OCR4B, &OCR4C }, &ICR4, 4, q, true, false });
#endif
#ifdef TCCR5A
case TIMER5C: ++q;
case TIMER5B: ++q;
case TIMER5A: {
Timer timer = {
/*TCCRnQ*/ { &TCCR5A, &TCCR5B, &TCCR5C },
/*OCRnQ*/ { &OCR5A, &OCR5B, &OCR5C },
/*ICRn*/ &ICR5,
/*n, q*/ 5, q
};
return timer;
}
case TIMER5C: ++q; case TIMER5B: ++q; case TIMER5A:
return Timer({ { &TCCR5A, &TCCR5B, &TCCR5C }, { &OCR5A, &OCR5B, &OCR5C }, &ICR5, 5, q, true, false });
#endif
}
Timer timer = {
/*TCCRnQ*/ { nullptr, nullptr, nullptr },
/*OCRnQ*/ { nullptr, nullptr, nullptr },
/*ICRn*/ nullptr,
0, 0
};
return timer;
return Timer();
}
void set_pwm_frequency(const pin_t pin, int f_desired) {
Timer timer = get_pwm_timer(pin);
if (timer.n == 0) return; // Don't proceed if protected timer or not recognised
uint16_t size;
if (timer.n == 2) size = 255; else size = 65535;
void MarlinHAL::set_pwm_frequency(const pin_t pin, const uint16_t f_desired) {
const Timer timer = get_pwm_timer(pin);
if (timer.isProtected || !timer.isPWM) return; // Don't proceed if protected timer or not recognized
uint16_t res = 255; // resolution (TOP value)
uint8_t j = 0; // prescaler index
uint8_t wgm = 1; // waveform generation mode
const bool is_timer2 = timer.n == 2;
const uint16_t maxtop = is_timer2 ? 0xFF : 0xFFFF;
uint16_t res = 0xFF; // resolution (TOP value)
uint8_t j = CS_NONE; // prescaler index
uint8_t wgm = WGM_PWM_PC_8; // waveform generation mode
// Calculating the prescaler and resolution to use to achieve closest frequency
if (f_desired != 0) {
int f = (F_CPU) / (2 * 1024 * size) + 1; // Initialize frequency as lowest (non-zero) achievable
uint16_t prescaler[] = { 0, 1, 8, /*TIMER2 ONLY*/32, 64, /*TIMER2 ONLY*/128, 256, 1024 };
constexpr uint16_t prescaler[] = { 1, 8, (32), 64, (128), 256, 1024 }; // (*) are Timer 2 only
uint16_t f = (F_CPU) / (2 * 1024 * maxtop) + 1; // Start with the lowest non-zero frequency achievable (1 or 31)
// loop over prescaler values
LOOP_S_L_N(i, 1, 8) {
uint16_t res_temp_fast = 255, res_temp_phase_correct = 255;
if (timer.n == 2) {
// No resolution calculation for TIMER2 unless enabled USE_OCR2A_AS_TOP
#if ENABLED(USE_OCR2A_AS_TOP)
const uint16_t rtf = (F_CPU) / (prescaler[i] * f_desired);
res_temp_fast = rtf - 1;
res_temp_phase_correct = rtf / 2;
LOOP_L_N(i, COUNT(prescaler)) { // Loop through all prescaler values
const uint16_t p = prescaler[i];
uint16_t res_fast_temp, res_pc_temp;
if (is_timer2) {
#if ENABLED(USE_OCR2A_AS_TOP) // No resolution calculation for TIMER2 unless enabled USE_OCR2A_AS_TOP
const uint16_t rft = (F_CPU) / (p * f_desired);
res_fast_temp = rft - 1;
res_pc_temp = rft / 2;
#else
res_fast_temp = res_pc_temp = maxtop;
#endif
}
else {
// Skip TIMER2 specific prescalers when not TIMER2
if (i == 3 || i == 5) continue;
const uint16_t rtf = (F_CPU) / (prescaler[i] * f_desired);
res_temp_fast = rtf - 1;
res_temp_phase_correct = rtf / 2;
if (p == 32 || p == 128) continue; // Skip TIMER2 specific prescalers when not TIMER2
const uint16_t rft = (F_CPU) / (p * f_desired);
res_fast_temp = rft - 1;
res_pc_temp = rft / 2;
}
LIMIT(res_temp_fast, 1U, size);
LIMIT(res_temp_phase_correct, 1U, size);
LIMIT(res_fast_temp, 1U, maxtop);
LIMIT(res_pc_temp, 1U, maxtop);
// Calculate frequencies of test prescaler and resolution values
const int f_temp_fast = (F_CPU) / (prescaler[i] * (1 + res_temp_fast)),
f_temp_phase_correct = (F_CPU) / (2 * prescaler[i] * res_temp_phase_correct),
f_diff = ABS(f - f_desired),
f_fast_diff = ABS(f_temp_fast - f_desired),
f_phase_diff = ABS(f_temp_phase_correct - f_desired);
const uint32_t f_diff = _MAX(f, f_desired) - _MIN(f, f_desired),
f_fast_temp = (F_CPU) / (p * (1 + res_fast_temp)),
f_fast_diff = _MAX(f_fast_temp, f_desired) - _MIN(f_fast_temp, f_desired),
f_pc_temp = (F_CPU) / (2 * p * res_pc_temp),
f_pc_diff = _MAX(f_pc_temp, f_desired) - _MIN(f_pc_temp, f_desired);
// If FAST values are closest to desired f
if (f_fast_diff < f_diff && f_fast_diff <= f_phase_diff) {
// Remember this combination
f = f_temp_fast;
res = res_temp_fast;
j = i;
if (f_fast_diff < f_diff && f_fast_diff <= f_pc_diff) { // FAST values are closest to desired f
// Set the Wave Generation Mode to FAST PWM
if (timer.n == 2) {
wgm = (
#if ENABLED(USE_OCR2A_AS_TOP)
WGM2_FAST_PWM_OCR2A
#else
WGM2_FAST_PWM
#endif
);
}
else wgm = WGM_FAST_PWM_ICRn;
wgm = is_timer2 ? uint8_t(TERN(USE_OCR2A_AS_TOP, WGM2_FAST_PWM_OCR2A, WGM2_FAST_PWM)) : uint8_t(WGM_FAST_PWM_ICRn);
// Remember this combination
f = f_fast_temp; res = res_fast_temp; j = i + 1;
}
// If PHASE CORRECT values are closes to desired f
else if (f_phase_diff < f_diff) {
f = f_temp_phase_correct;
res = res_temp_phase_correct;
j = i;
else if (f_pc_diff < f_diff) { // PHASE CORRECT values are closes to desired f
// Set the Wave Generation Mode to PWM PHASE CORRECT
if (timer.n == 2) {
wgm = (
#if ENABLED(USE_OCR2A_AS_TOP)
WGM2_PWM_PC_OCR2A
#else
WGM2_PWM_PC
#endif
);
}
else wgm = WGM_PWM_PC_ICRn;
wgm = is_timer2 ? uint8_t(TERN(USE_OCR2A_AS_TOP, WGM2_PWM_PC_OCR2A, WGM2_PWM_PC)) : uint8_t(WGM_PWM_PC_ICRn);
f = f_pc_temp; res = res_pc_temp; j = i + 1;
}
}
}
_SET_WGMnQ(timer.TCCRnQ, wgm);
_SET_CSn(timer.TCCRnQ, j);
if (timer.n == 2) {
#if ENABLED(USE_OCR2A_AS_TOP)
_SET_OCRnQ(timer.OCRnQ, 0, res); // Set OCR2A value (TOP) = res
#endif
_SET_WGMnQ(timer, wgm);
_SET_CSn(timer, j);
if (is_timer2) {
TERN_(USE_OCR2A_AS_TOP, _SET_OCRnQ(timer, 0, res)); // Set OCR2A value (TOP) = res
}
else
_SET_ICRn(timer.ICRn, res); // Set ICRn value (TOP) = res
_SET_ICRn(timer, res); // Set ICRn value (TOP) = res
}
void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
void MarlinHAL::set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
// If v is 0 or v_size (max), digitalWrite to LOW or HIGH.
// Note that digitalWrite also disables pwm output for us (sets COM bit to 0)
// Note that digitalWrite also disables PWM output for us (sets COM bit to 0)
if (v == 0)
digitalWrite(pin, invert);
else if (v == v_size)
digitalWrite(pin, !invert);
else {
Timer timer = get_pwm_timer(pin);
if (timer.n == 0) return; // Don't proceed if protected timer or not recognised
// Set compare output mode to CLEAR -> SET or SET -> CLEAR (if inverted)
_SET_COMnQ(timer.TCCRnQ, (timer.q
#ifdef TCCR2
+ (timer.q == 2) // COM20 is on bit 4 of TCCR2, thus requires q + 1 in the macro
#endif
), COM_CLEAR_SET + invert
);
uint16_t top;
if (timer.n == 2) { // if TIMER2
top = (
#if ENABLED(USE_OCR2A_AS_TOP)
*timer.OCRnQ[0] // top = OCR2A
#else
255 // top = 0xFF (max)
#endif
);
const Timer timer = get_pwm_timer(pin);
if (timer.isPWM) {
if (timer.n == 0) {
_SET_COMnQ(timer, timer.q, COM_CLEAR_SET); // Only allow a TIMER0B select...
_SET_OCRnQ(timer, timer.q, v); // ...and OCR0B duty update. For output pin D4 no frequency changes are permitted.
}
else if (!timer.isProtected) {
const uint16_t top = timer.n == 2 ? TERN(USE_OCR2A_AS_TOP, *timer.OCRnQ[0], 255) : *timer.ICRn;
_SET_COMnQ(timer, SUM_TERN(HAS_TCCR2, timer.q, timer.q == 2), COM_CLEAR_SET + invert); // COM20 is on bit 4 of TCCR2, so +1 for q==2
_SET_OCRnQ(timer, timer.q, uint16_t(uint32_t(v) * top / v_size)); // Scale 8/16-bit v to top value
}
}
else
top = *timer.ICRn; // top = ICRn
_SET_OCRnQ(timer.OCRnQ, timer.q, v * float(top) / float(v_size)); // Scale 8/16-bit v to top value
digitalWrite(pin, v < v_size / 2 ? LOW : HIGH);
}
}
#endif // NEEDS_HARDWARE_PWM
void MarlinHAL::init_pwm_timers() {
// Init some timer frequencies to a default 1KHz
const pin_t pwm_pin[] = {
#ifdef __AVR_ATmega2560__
10, 5, 6, 46
#elif defined(__AVR_ATmega1280__)
12, 31
#elif defined(__AVR_ATmega644__) || defined(__AVR_ATmega1284__)
15, 6
#elif defined(__AVR_AT90USB1286__) || defined(__AVR_mega64) || defined(__AVR_mega128)
16, 24
#endif
};
LOOP_L_N(i, COUNT(pwm_pin))
set_pwm_frequency(pwm_pin[i], 1000);
}
#endif // __AVR__

6
Marlin/src/HAL/AVR/fastio.cpp
View File

@@ -245,7 +245,7 @@ uint16_t set_pwm_frequency_hz(const_float_t hz, const float dca, const float dcb
float count = 0;
if (hz > 0 && (dca || dcb || dcc)) {
count = float(F_CPU) / hz; // 1x prescaler, TOP for 16MHz base freq.
uint16_t prescaler; // Range of 30.5Hz (65535) 64.5KHz (>31)
uint16_t prescaler; // Range of 30.5Hz (65535) 64.5kHz (>31)
if (count >= 255. * 256.) { prescaler = 1024; SET_CS(5, PRESCALER_1024); }
else if (count >= 255. * 64.) { prescaler = 256; SET_CS(5, PRESCALER_256); }
@@ -257,7 +257,7 @@ uint16_t set_pwm_frequency_hz(const_float_t hz, const float dca, const float dcb
const float pwm_top = round(count); // Get the rounded count
ICR5 = (uint16_t)pwm_top - 1; // Subtract 1 for TOP
OCR5A = pwm_top * ABS(dca); // Update and scale DCs
OCR5A = pwm_top * ABS(dca); // Update and scale DCs
OCR5B = pwm_top * ABS(dcb);
OCR5C = pwm_top * ABS(dcc);
_SET_COM(5, A, dca ? (dca < 0 ? COM_SET_CLEAR : COM_CLEAR_SET) : COM_NORMAL); // Set compare modes
@@ -277,7 +277,7 @@ uint16_t set_pwm_frequency_hz(const_float_t hz, const float dca, const float dcb
// Restore the default for Timer 5
SET_WGM(5, PWM_PC_8); // PWM 8-bit (Phase Correct)
SET_COMS(5, NORMAL, NORMAL, NORMAL); // Do nothing
SET_CS(5, PRESCALER_64); // 16MHz / 64 = 250KHz
SET_CS(5, PRESCALER_64); // 16MHz / 64 = 250kHz
OCR5A = OCR5B = OCR5C = 0;
}
return round(count);

65
Marlin/src/HAL/AVR/fastio.h
View File

@@ -118,7 +118,7 @@
*/
// Waveform Generation Modes
enum WaveGenMode : char {
enum WaveGenMode : uint8_t {
WGM_NORMAL, // 0
WGM_PWM_PC_8, // 1
WGM_PWM_PC_9, // 2
@@ -138,19 +138,19 @@ enum WaveGenMode : char {
};
// Wavefore Generation Modes (Timer 2 only)
enum WaveGenMode2 : char {
WGM2_NORMAL, // 0
WGM2_PWM_PC, // 1
WGM2_CTC_OCR2A, // 2
WGM2_FAST_PWM, // 3
WGM2_reserved_1, // 4
WGM2_PWM_PC_OCR2A, // 5
WGM2_reserved_2, // 6
WGM2_FAST_PWM_OCR2A, // 7
enum WaveGenMode2 : uint8_t {
WGM2_NORMAL, // 0
WGM2_PWM_PC, // 1
WGM2_CTC_OCR2A, // 2
WGM2_FAST_PWM, // 3
WGM2_reserved_1, // 4
WGM2_PWM_PC_OCR2A, // 5
WGM2_reserved_2, // 6
WGM2_FAST_PWM_OCR2A, // 7
};
// Compare Modes
enum CompareMode : char {
enum CompareMode : uint8_t {
COM_NORMAL, // 0
COM_TOGGLE, // 1 Non-PWM: OCnx ... Both PWM (WGM 9,11,14,15): OCnA only ... else NORMAL
COM_CLEAR_SET, // 2 Non-PWM: OCnx ... Fast PWM: OCnx/Bottom ... PF-FC: OCnx Up/Down
@@ -158,7 +158,7 @@ enum CompareMode : char {
};
// Clock Sources
enum ClockSource : char {
enum ClockSource : uint8_t {
CS_NONE, // 0
CS_PRESCALER_1, // 1
CS_PRESCALER_8, // 2
@@ -170,7 +170,7 @@ enum ClockSource : char {
};
// Clock Sources (Timer 2 only)
enum ClockSource2 : char {
enum ClockSource2 : uint8_t {
CS2_NONE, // 0
CS2_PRESCALER_1, // 1
CS2_PRESCALER_8, // 2
@@ -203,40 +203,33 @@ enum ClockSource2 : char {
TCCR##T##B = (TCCR##T##B & ~(0x3 << WGM##T##2)) | (((int(V) >> 2) & 0x3) << WGM##T##2); \
}while(0)
#define SET_WGM(T,V) _SET_WGM(T,WGM_##V)
// Runtime (see set_pwm_frequency):
#define _SET_WGMnQ(TCCRnQ, V) do{ \
*(TCCRnQ)[0] = (*(TCCRnQ)[0] & ~(0x3 << 0)) | (( int(V) & 0x3) << 0); \
*(TCCRnQ)[1] = (*(TCCRnQ)[1] & ~(0x3 << 3)) | (((int(V) >> 2) & 0x3) << 3); \
}while(0)
// Set Clock Select bits
// Ex: SET_CS3(PRESCALER_64);
#ifdef TCCR2
#define HAS_TCCR2 1
#endif
#define _SET_CS(T,V) (TCCR##T##B = (TCCR##T##B & ~(0x7 << CS##T##0)) | ((int(V) & 0x7) << CS##T##0))
#define _SET_CS0(V) _SET_CS(0,V)
#define _SET_CS1(V) _SET_CS(1,V)
#ifdef TCCR2
#define _SET_CS2(V) (TCCR2 = (TCCR2 & ~(0x7 << CS20)) | (int(V) << CS20))
#else
#define _SET_CS2(V) _SET_CS(2,V)
#endif
#define _SET_CS3(V) _SET_CS(3,V)
#define _SET_CS4(V) _SET_CS(4,V)
#define _SET_CS5(V) _SET_CS(5,V)
#define SET_CS0(V) _SET_CS0(CS_##V)
#define SET_CS1(V) _SET_CS1(CS_##V)
#ifdef TCCR2
#if HAS_TCCR2
#define _SET_CS2(V) (TCCR2 = (TCCR2 & ~(0x7 << CS20)) | (int(V) << CS20))
#define SET_CS2(V) _SET_CS2(CS2_##V)
#else
#define _SET_CS2(V) _SET_CS(2,V)
#define SET_CS2(V) _SET_CS2(CS_##V)
#endif
#define SET_CS3(V) _SET_CS3(CS_##V)
#define SET_CS4(V) _SET_CS4(CS_##V)
#define SET_CS5(V) _SET_CS5(CS_##V)
#define SET_CS(T,V) SET_CS##T(V)
// Runtime (see set_pwm_frequency)
#define _SET_CSn(TCCRnQ, V) do{ \
(*(TCCRnQ)[1] = (*(TCCRnQ[1]) & ~(0x7 << 0)) | ((int(V) & 0x7) << 0)); \
}while(0)
// Set Compare Mode bits
// Ex: SET_COMS(4,CLEAR_SET,CLEAR_SET,CLEAR_SET);
@@ -246,22 +239,6 @@ enum ClockSource2 : char {
#define SET_COMB(T,V) SET_COM(T,B,V)
#define SET_COMC(T,V) SET_COM(T,C,V)
#define SET_COMS(T,V1,V2,V3) do{ SET_COMA(T,V1); SET_COMB(T,V2); SET_COMC(T,V3); }while(0)
// Runtime (see set_pwm_duty)
#define _SET_COMnQ(TCCRnQ, Q, V) do{ \
(*(TCCRnQ)[0] = (*(TCCRnQ)[0] & ~(0x3 << (6-2*(Q)))) | (int(V) << (6-2*(Q)))); \
}while(0)
// Set OCRnQ register
// Runtime (see set_pwm_duty):
#define _SET_OCRnQ(OCRnQ, Q, V) do{ \
(*(OCRnQ)[(Q)] = (0x0000) | (int(V) & 0xFFFF)); \
}while(0)
// Set ICRn register (one per timer)
// Runtime (see set_pwm_frequency)
#define _SET_ICRn(ICRn, V) do{ \
(*(ICRn) = (0x0000) | (int(V) & 0xFFFF)); \
}while(0)
// Set Noise Canceler bit
// Ex: SET_ICNC(2,1)

50
Marlin/src/HAL/AVR/inc/SanityCheck.h
View File

@@ -25,11 +25,51 @@
* Test AVR-specific configuration values for errors at compile-time.
*/
/**
* Check for common serial pin conflicts
*/
#define CHECK_SERIAL_PIN(N) ( \
X_STOP_PIN == N || Y_STOP_PIN == N || Z_STOP_PIN == N \
|| X_MIN_PIN == N || Y_MIN_PIN == N || Z_MIN_PIN == N \
|| X_MAX_PIN == N || Y_MAX_PIN == N || Z_MAX_PIN == N \
|| X_STEP_PIN == N || Y_STEP_PIN == N || Z_STEP_PIN == N \
|| X_DIR_PIN == N || Y_DIR_PIN == N || Z_DIR_PIN == N \
|| X_ENA_PIN == N || Y_ENA_PIN == N || Z_ENA_PIN == N \
|| BTN_EN1 == N || BTN_EN2 == N \
)
#if CONF_SERIAL_IS(0)
// D0-D1. No known conflicts.
#endif
#if NOT_TARGET(__AVR_ATmega644P__, __AVR_ATmega1284P__)
#if CONF_SERIAL_IS(1) && (CHECK_SERIAL_PIN(18) || CHECK_SERIAL_PIN(19))
#error "Serial Port 1 pin D18 and/or D19 conflicts with another pin on the board."
#endif
#else
#if CONF_SERIAL_IS(1) && (CHECK_SERIAL_PIN(10) || CHECK_SERIAL_PIN(11))
#error "Serial Port 1 pin D10 and/or D11 conflicts with another pin on the board."
#endif
#endif
#if CONF_SERIAL_IS(2) && (CHECK_SERIAL_PIN(16) || CHECK_SERIAL_PIN(17))
#error "Serial Port 2 pin D16 and/or D17 conflicts with another pin on the board."
#endif
#if CONF_SERIAL_IS(3) && (CHECK_SERIAL_PIN(14) || CHECK_SERIAL_PIN(15))
#error "Serial Port 3 pin D14 and/or D15 conflicts with another pin on the board."
#endif
#undef CHECK_SERIAL_PIN
/**
* Checks for FAST PWM
*/
#if ENABLED(FAST_PWM_FAN) && (ENABLED(USE_OCR2A_AS_TOP) && defined(TCCR2))
#error "USE_OCR2A_AS_TOP does not apply to devices with a single output TIMER2"
#if ALL(FAST_PWM_FAN, USE_OCR2A_AS_TOP, HAS_TCCR2)
#error "USE_OCR2A_AS_TOP does not apply to devices with a single output TIMER2."
#endif
/**
* Checks for SOFT PWM
*/
#if HAS_FAN0 && FAN_PIN == 9 && DISABLED(FAN_SOFT_PWM) && ENABLED(SPEAKER)
#error "FAN_PIN 9 Hardware PWM uses Timer 2 which conflicts with Arduino AVR Tone Timer (for SPEAKER)."
#error "Disable SPEAKER or enable FAN_SOFT_PWM."
#endif
/**
@@ -42,7 +82,7 @@
#elif NUM_SERVOS > 0 && defined(_useTimer3) && (WITHIN(SPINDLE_LASER_PWM_PIN, 2, 3) || SPINDLE_LASER_PWM_PIN == 5)
#error "Counter/Timer for SPINDLE_LASER_PWM_PIN is used by the servo system."
#endif
#elif defined(SPINDLE_LASER_FREQUENCY)
#elif SPINDLE_LASER_FREQUENCY
#error "SPINDLE_LASER_FREQUENCY requires SPINDLE_LASER_USE_PWM."
#endif
@@ -63,3 +103,7 @@
#if ENABLED(POSTMORTEM_DEBUGGING)
#error "POSTMORTEM_DEBUGGING is not supported on AVR boards."
#endif
#if USING_PULLDOWNS
#error "PULLDOWN pin mode is not available on AVR boards."
#endif

4
Marlin/src/HAL/AVR/math.h
View File

@@ -35,7 +35,7 @@
// C B A is longIn1
// D C B A is longIn2
//
static FORCE_INLINE uint16_t MultiU24X32toH16(uint32_t longIn1, uint32_t longIn2) {
FORCE_INLINE static uint16_t MultiU24X32toH16(uint32_t longIn1, uint32_t longIn2) {
uint8_t tmp1;
uint8_t tmp2;
uint16_t intRes;
@@ -89,7 +89,7 @@ static FORCE_INLINE uint16_t MultiU24X32toH16(uint32_t longIn1, uint32_t longIn2
// uses:
// r26 to store 0
// r27 to store the byte 1 of the 24 bit result
static FORCE_INLINE uint16_t MultiU16X8toH16(uint8_t charIn1, uint16_t intIn2) {
FORCE_INLINE static uint16_t MultiU16X8toH16(uint8_t charIn1, uint16_t intIn2) {
uint8_t tmp;
uint16_t intRes;
__asm__ __volatile__ (

45
Marlin/src/HAL/AVR/pinsDebug.h
View File

@@ -74,7 +74,7 @@
#define MULTI_NAME_PAD 26 // space needed to be pretty if not first name assigned to a pin
void PRINT_ARRAY_NAME(uint8_t x) {
char *name_mem_pointer = (char*)pgm_read_ptr(&pin_array[x].name);
PGM_P const name_mem_pointer = (PGM_P)pgm_read_ptr(&pin_array[x].name);
LOOP_L_N(y, MAX_NAME_LENGTH) {
char temp_char = pgm_read_byte(name_mem_pointer + y);
if (temp_char != 0)
@@ -102,7 +102,7 @@ void PRINT_ARRAY_NAME(uint8_t x) {
return true; \
} else return false
#define ABTEST(N) defined(TCCR##N##A) && defined(COM##N##A1)
/**
* Print a pin's PWM status.
@@ -113,7 +113,7 @@ static bool pwm_status(uint8_t pin) {
switch (digitalPinToTimer_DEBUG(pin)) {
#if defined(TCCR0A) && defined(COM0A1)
#if ABTEST(0)
#ifdef TIMER0A
#if !AVR_AT90USB1286_FAMILY // not available in Teensyduino type IDEs
PWM_CASE(0, A);
@@ -122,20 +122,20 @@ static bool pwm_status(uint8_t pin) {
PWM_CASE(0, B);
#endif
#if defined(TCCR1A) && defined(COM1A1)
#if ABTEST(1)
PWM_CASE(1, A);
PWM_CASE(1, B);
#if defined(COM1C1) && defined(TIMER1C)
PWM_CASE(1, C);
#endif
#if defined(COM1C1) && defined(TIMER1C)
PWM_CASE(1, C);
#endif
#endif
#if defined(TCCR2A) && defined(COM2A1)
#if ABTEST(2)
PWM_CASE(2, A);
PWM_CASE(2, B);
#endif
#if defined(TCCR3A) && defined(COM3A1)
#if ABTEST(3)
PWM_CASE(3, A);
PWM_CASE(3, B);
#ifdef COM3C1
@@ -149,7 +149,7 @@ static bool pwm_status(uint8_t pin) {
PWM_CASE(4, C);
#endif
#if defined(TCCR5A) && defined(COM5A1)
#if ABTEST(5)
PWM_CASE(5, A);
PWM_CASE(5, B);
PWM_CASE(5, C);
@@ -166,16 +166,16 @@ static bool pwm_status(uint8_t pin) {
const volatile uint8_t* const PWM_other[][3] PROGMEM = {
{ &TCCR0A, &TCCR0B, &TIMSK0 },
{ &TCCR1A, &TCCR1B, &TIMSK1 },
#if defined(TCCR2A) && defined(COM2A1)
#if ABTEST(2)
{ &TCCR2A, &TCCR2B, &TIMSK2 },
#endif
#if defined(TCCR3A) && defined(COM3A1)
#if ABTEST(3)
{ &TCCR3A, &TCCR3B, &TIMSK3 },
#endif
#ifdef TCCR4A
{ &TCCR4A, &TCCR4B, &TIMSK4 },
#endif
#if defined(TCCR5A) && defined(COM5A1)
#if ABTEST(5)
{ &TCCR5A, &TCCR5B, &TIMSK5 },
#endif
};
@@ -195,11 +195,11 @@ const volatile uint8_t* const PWM_OCR[][3] PROGMEM = {
{ (const uint8_t*)&OCR1A, (const uint8_t*)&OCR1B, 0 },
#endif
#if defined(TCCR2A) && defined(COM2A1)
#if ABTEST(2)
{ &OCR2A, &OCR2B, 0 },
#endif
#if defined(TCCR3A) && defined(COM3A1)
#if ABTEST(3)
#ifdef COM3C1
{ (const uint8_t*)&OCR3A, (const uint8_t*)&OCR3B, (const uint8_t*)&OCR3C },
#else
@@ -211,7 +211,7 @@ const volatile uint8_t* const PWM_OCR[][3] PROGMEM = {
{ (const uint8_t*)&OCR4A, (const uint8_t*)&OCR4B, (const uint8_t*)&OCR4C },
#endif
#if defined(TCCR5A) && defined(COM5A1)
#if ABTEST(5)
{ (const uint8_t*)&OCR5A, (const uint8_t*)&OCR5B, (const uint8_t*)&OCR5C },
#endif
};
@@ -281,7 +281,7 @@ void timer_prefix(uint8_t T, char L, uint8_t N) { // T - timer L - pwm N -
static void pwm_details(uint8_t pin) {
switch (digitalPinToTimer_DEBUG(pin)) {
#if defined(TCCR0A) && defined(COM0A1)
#if ABTEST(0)
#ifdef TIMER0A
#if !AVR_AT90USB1286_FAMILY // not available in Teensyduino type IDEs
case TIMER0A: timer_prefix(0, 'A', 3); break;
@@ -290,7 +290,7 @@ static void pwm_details(uint8_t pin) {
case TIMER0B: timer_prefix(0, 'B', 3); break;
#endif
#if defined(TCCR1A) && defined(COM1A1)
#if ABTEST(1)
case TIMER1A: timer_prefix(1, 'A', 4); break;
case TIMER1B: timer_prefix(1, 'B', 4); break;
#if defined(COM1C1) && defined(TIMER1C)
@@ -298,12 +298,12 @@ static void pwm_details(uint8_t pin) {
#endif
#endif
#if defined(TCCR2A) && defined(COM2A1)
#if ABTEST(2)
case TIMER2A: timer_prefix(2, 'A', 3); break;
case TIMER2B: timer_prefix(2, 'B', 3); break;
#endif
#if defined(TCCR3A) && defined(COM3A1)
#if ABTEST(3)
case TIMER3A: timer_prefix(3, 'A', 4); break;
case TIMER3B: timer_prefix(3, 'B', 4); break;
#ifdef COM3C1
@@ -317,7 +317,7 @@ static void pwm_details(uint8_t pin) {
case TIMER4C: timer_prefix(4, 'C', 4); break;
#endif
#if defined(TCCR5A) && defined(COM5A1)
#if ABTEST(5)
case TIMER5A: timer_prefix(5, 'A', 4); break;
case TIMER5B: timer_prefix(5, 'B', 4); break;
case TIMER5C: timer_prefix(5, 'C', 4); break;
@@ -351,7 +351,6 @@ static void pwm_details(uint8_t pin) {
#endif
} // pwm_details
#ifndef digitalRead_mod // Use Teensyduino's version of digitalRead - it doesn't disable the PWMs
int digitalRead_mod(const int8_t pin) { // same as digitalRead except the PWM stop section has been removed
const uint8_t port = digitalPinToPort_DEBUG(pin);
@@ -397,3 +396,5 @@ static void pwm_details(uint8_t pin) {
#define PRINT_PIN(p) do{ sprintf_P(buffer, PSTR("%3d "), p); SERIAL_ECHO(buffer); }while(0)
#define PRINT_PIN_ANALOG(p) do{ sprintf_P(buffer, PSTR(" (A%2d) "), DIGITAL_PIN_TO_ANALOG_PIN(pin)); SERIAL_ECHO(buffer); }while(0)
#undef ABTEST

44
Marlin/src/HAL/AVR/timers.h
View File

@@ -34,14 +34,14 @@ typedef uint16_t hal_timer_t;
#define HAL_TIMER_RATE ((F_CPU) / 8) // i.e., 2MHz or 2.5MHz
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 1
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 1
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 0
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 0
#endif
#define TEMP_TIMER_FREQUENCY ((F_CPU) / 64.0 / 256.0)
@@ -58,13 +58,13 @@ typedef uint16_t hal_timer_t;
#define DISABLE_STEPPER_DRIVER_INTERRUPT() CBI(TIMSK1, OCIE1A)
#define STEPPER_ISR_ENABLED() TEST(TIMSK1, OCIE1A)
#define ENABLE_TEMPERATURE_INTERRUPT() SBI(TIMSK0, OCIE0B)
#define DISABLE_TEMPERATURE_INTERRUPT() CBI(TIMSK0, OCIE0B)
#define TEMPERATURE_ISR_ENABLED() TEST(TIMSK0, OCIE0B)
#define ENABLE_TEMPERATURE_INTERRUPT() SBI(TIMSK0, OCIE0A)
#define DISABLE_TEMPERATURE_INTERRUPT() CBI(TIMSK0, OCIE0A)
#define TEMPERATURE_ISR_ENABLED() TEST(TIMSK0, OCIE0A)
FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
switch (timer_num) {
case STEP_TIMER_NUM:
case MF_TIMER_STEP:
// waveform generation = 0100 = CTC
SET_WGM(1, CTC_OCRnA);
@@ -84,10 +84,10 @@ FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
TCNT1 = 0;
break;
case TEMP_TIMER_NUM:
case MF_TIMER_TEMP:
// Use timer0 for temperature measurement
// Interleave temperature interrupt with millies interrupt
OCR0B = 128;
OCR0A = 128;
break;
}
}
@@ -109,12 +109,12 @@ FORCE_INLINE void HAL_timer_start(const uint8_t timer_num, const uint32_t) {
* (otherwise, characters will be lost due to UART overflow).
* Then: Stepper, Endstops, Temperature, and -finally- all others.
*/
#define HAL_timer_isr_prologue(TIMER_NUM)
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_prologue(T) NOOP
#define HAL_timer_isr_epilogue(T) NOOP
/* 18 cycles maximum latency */
#ifndef HAL_STEP_TIMER_ISR
/* 18 cycles maximum latency */
#define HAL_STEP_TIMER_ISR() \
extern "C" void TIMER1_COMPA_vect() __attribute__ ((signal, naked, used, externally_visible)); \
extern "C" void TIMER1_COMPA_vect_bottom() asm ("TIMER1_COMPA_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
@@ -180,7 +180,7 @@ void TIMER1_COMPA_vect() { \
: \
: [timsk0] "i" ((uint16_t)&TIMSK0), \
[timsk1] "i" ((uint16_t)&TIMSK1), \
[msk0] "M" ((uint8_t)(1<<OCIE0B)),\
[msk0] "M" ((uint8_t)(1<<OCIE0A)),\
[msk1] "M" ((uint8_t)(1<<OCIE1A)) \
: \
); \
@@ -193,9 +193,9 @@ void TIMER1_COMPA_vect_bottom()
/* 14 cycles maximum latency */
#define HAL_TEMP_TIMER_ISR() \
extern "C" void TIMER0_COMPB_vect() __attribute__ ((signal, naked, used, externally_visible)); \
extern "C" void TIMER0_COMPB_vect_bottom() asm ("TIMER0_COMPB_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
void TIMER0_COMPB_vect() { \
extern "C" void TIMER0_COMPA_vect() __attribute__ ((signal, naked, used, externally_visible)); \
extern "C" void TIMER0_COMPA_vect_bottom() asm ("TIMER0_COMPA_vect_bottom") __attribute__ ((used, externally_visible, noinline)); \
void TIMER0_COMPA_vect() { \
__asm__ __volatile__ ( \
A("push r16") /* 2 Save R16 */ \
A("in r16, __SREG__") /* 1 Get SREG */ \
@@ -223,7 +223,7 @@ void TIMER0_COMPB_vect() { \
A("push r30") \
A("push r31") \
A("clr r1") /* C runtime expects this register to be 0 */ \
A("call TIMER0_COMPB_vect_bottom") /* Call the bottom handler - No inlining allowed, otherwise registers used are not saved */ \
A("call TIMER0_COMPA_vect_bottom") /* Call the bottom handler - No inlining allowed, otherwise registers used are not saved */ \
A("pop r31") \
A("pop r30") \
A("pop r27") \
@@ -251,10 +251,10 @@ void TIMER0_COMPB_vect() { \
A("reti") /* 4 Return from interrupt */ \
: \
: [timsk0] "i"((uint16_t)&TIMSK0), \
[msk0] "M" ((uint8_t)(1<<OCIE0B)) \
[msk0] "M" ((uint8_t)(1<<OCIE0A)) \
: \
); \
} \
void TIMER0_COMPB_vect_bottom()
void TIMER0_COMPA_vect_bottom()
#endif // HAL_TEMP_TIMER_ISR

70
Marlin/src/HAL/AVR/watchdog.cpp
View File

@@ -1,70 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef __AVR__
#include "../../inc/MarlinConfig.h"
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
#include "../../MarlinCore.h"
// Initialize watchdog with 8s timeout, if possible. Otherwise, make it 4s.
void watchdog_init() {
#if ENABLED(WATCHDOG_DURATION_8S) && defined(WDTO_8S)
#define WDTO_NS WDTO_8S
#else
#define WDTO_NS WDTO_4S
#endif
#if ENABLED(WATCHDOG_RESET_MANUAL)
// Enable the watchdog timer, but only for the interrupt.
// Take care, as this requires the correct order of operation, with interrupts disabled.
// See the datasheet of any AVR chip for details.
wdt_reset();
cli();
_WD_CONTROL_REG = _BV(_WD_CHANGE_BIT) | _BV(WDE);
_WD_CONTROL_REG = _BV(WDIE) | (WDTO_NS & 0x07) | ((WDTO_NS & 0x08) << 2); // WDTO_NS directly does not work. bit 0-2 are consecutive in the register but the highest value bit is at bit 5
// So worked for up to WDTO_2S
sei();
wdt_reset();
#else
wdt_enable(WDTO_NS); // The function handles the upper bit correct.
#endif
//delay(10000); // test it!
}
//===========================================================================
//=================================== ISR ===================================
//===========================================================================
// Watchdog timer interrupt, called if main program blocks >4sec and manual reset is enabled.
#if ENABLED(WATCHDOG_RESET_MANUAL)
ISR(WDT_vect) {
sei(); // With the interrupt driven serial we need to allow interrupts.
SERIAL_ERROR_MSG(STR_WATCHDOG_FIRED);
minkill(); // interrupt-safe final kill and infinite loop
}
#endif
#endif // USE_WATCHDOG
#endif // __AVR__

143
Marlin/src/HAL/DUE/HAL.cpp
View File

@@ -25,7 +25,7 @@
#ifdef ARDUINO_ARCH_SAM
#include "../../inc/MarlinConfig.h"
#include "HAL.h"
#include "../../MarlinCore.h"
#include <Wire.h>
#include "usb/usb_task.h"
@@ -34,39 +34,33 @@
// Public Variables
// ------------------------
uint16_t HAL_adc_result;
uint16_t MarlinHAL::adc_result;
// ------------------------
// Public functions
// ------------------------
TERN_(POSTMORTEM_DEBUGGING, extern void install_min_serial());
#if ENABLED(POSTMORTEM_DEBUGGING)
extern void install_min_serial();
#endif
// HAL initialization task
void HAL_init() {
// Initialize the USB stack
void MarlinHAL::init() {
#if ENABLED(SDSUPPORT)
OUT_WRITE(SDSS, HIGH); // Try to set SDSS inactive before any other SPI users start up
#endif
usb_task_init();
usb_task_init(); // Initialize the USB stack
TERN_(POSTMORTEM_DEBUGGING, install_min_serial()); // Install the min serial handler
}
// HAL idle task
void HAL_idletask() {
// Perform USB stack housekeeping
usb_task_idle();
void MarlinHAL::init_board() {
#ifdef BOARD_INIT
BOARD_INIT();
#endif
}
// Disable interrupts
void cli() { noInterrupts(); }
void MarlinHAL::idletask() { usb_task_idle(); } // Perform USB stack housekeeping
// Enable interrupts
void sei() { interrupts(); }
void HAL_clear_reset_source() { }
uint8_t HAL_get_reset_source() {
uint8_t MarlinHAL::get_reset_source() {
switch ((RSTC->RSTC_SR >> 8) & 0x07) {
case 0: return RST_POWER_ON;
case 1: return RST_BACKUP;
@@ -77,13 +71,105 @@ uint8_t HAL_get_reset_source() {
}
}
void HAL_reboot() { rstc_start_software_reset(RSTC); }
void MarlinHAL::reboot() { rstc_start_software_reset(RSTC); }
void _delay_ms(const int delay_ms) {
// Todo: port for Due?
delay(delay_ms);
// ------------------------
// Watchdog Timer
// ------------------------
#if ENABLED(USE_WATCHDOG)
// Initialize watchdog - On SAM3X, Watchdog was already configured
// and enabled or disabled at startup, so no need to reconfigure it
// here.
void MarlinHAL::watchdog_init() { WDT_Restart(WDT); } // Reset watchdog to start clean
// Reset watchdog. MUST be called at least every 4 seconds after the
// first watchdog_init or AVR will go into emergency procedures.
void MarlinHAL::watchdog_refresh() { watchdogReset(); }
#endif
// Override Arduino runtime to either config or disable the watchdog
//
// We need to configure the watchdog as soon as possible in the boot
// process, because watchdog initialization at hardware reset on SAM3X8E
// is unreliable, and there is risk of unintended resets if we delay
// that initialization to a later time.
void watchdogSetup() {
#if ENABLED(USE_WATCHDOG)
// 4 seconds timeout
uint32_t timeout = TERN(WATCHDOG_DURATION_8S, 8000, 4000);
// Calculate timeout value in WDT counter ticks: This assumes
// the slow clock is running at 32.768 kHz watchdog
// frequency is therefore 32768 / 128 = 256 Hz
timeout = (timeout << 8) / 1000;
if (timeout == 0)
timeout = 1;
else if (timeout > 0xFFF)
timeout = 0xFFF;
// We want to enable the watchdog with the specified timeout
uint32_t value =
WDT_MR_WDV(timeout) | // With the specified timeout
WDT_MR_WDD(timeout) | // and no invalid write window
#if !(SAMV70 || SAMV71 || SAME70 || SAMS70)
WDT_MR_WDRPROC | // WDT fault resets processor only - We want
// to keep PIO controller state
#endif
WDT_MR_WDDBGHLT | // WDT stops in debug state.
WDT_MR_WDIDLEHLT; // WDT stops in idle state.
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
value |= WDT_MR_WDFIEN; // Enable WDT fault interrupt.
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
// a WDT fault triggers a reset
value |= WDT_MR_WDRSTEN;
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
#endif
// Reset the watchdog
WDT_Restart(WDT);
#else
// Make sure to completely disable the Watchdog
WDT_Disable(WDT);
#endif
}
// ------------------------
// Free Memory Accessor
// ------------------------
extern "C" {
extern unsigned int _ebss; // end of bss section
}
@@ -95,18 +181,9 @@ int freeMemory() {
}
// ------------------------
// ADC
// Serial Ports
// ------------------------
void HAL_adc_start_conversion(const uint8_t ch) {
HAL_adc_result = analogRead(ch);
}
uint16_t HAL_adc_get_result() {
// nop
return HAL_adc_result;
}
// Forward the default serial ports
#if USING_HW_SERIAL0
DefaultSerial1 MSerial0(false, Serial);

141
Marlin/src/HAL/DUE/HAL.h
View File

@@ -32,12 +32,15 @@
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include <stdint.h>
#include "../../core/serial_hook.h"
// ------------------------
// Serial ports
// ------------------------
typedef ForwardSerial1Class< decltype(Serial) > DefaultSerial1;
typedef ForwardSerial1Class< decltype(Serial1) > DefaultSerial2;
typedef ForwardSerial1Class< decltype(Serial2) > DefaultSerial3;
@@ -97,55 +100,38 @@ extern DefaultSerial4 MSerial3;
#include "MarlinSerial.h"
#include "MarlinSerialUSB.h"
// On AVR this is in math.h?
#define square(x) ((x)*(x))
// ------------------------
// Types
// ------------------------
typedef int8_t pin_t;
#define SHARED_SERVOS HAS_SERVOS
#define HAL_SERVO_LIB Servo
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
class Servo;
typedef Servo hal_servo_t;
//
// Interrupts
//
#define CRITICAL_SECTION_START() uint32_t primask = __get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (!primask) __enable_irq()
#define ISRS_ENABLED() (!__get_PRIMASK())
#define ENABLE_ISRS() __enable_irq()
#define DISABLE_ISRS() __disable_irq()
#define sei() interrupts()
#define cli() noInterrupts()
void cli(); // Disable interrupts
void sei(); // Enable interrupts
void HAL_clear_reset_source(); // clear reset reason
uint8_t HAL_get_reset_source(); // get reset reason
void HAL_reboot();
#define CRITICAL_SECTION_START() const bool _irqon = hal.isr_state(); hal.isr_off()
#define CRITICAL_SECTION_END() if (_irqon) hal.isr_on()
//
// ADC
//
extern uint16_t HAL_adc_result; // result of last ADC conversion
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
#ifndef analogInputToDigitalPin
#define analogInputToDigitalPin(p) ((p < 12U) ? (p) + 54U : -1)
#endif
#define HAL_ANALOG_SELECT(ch)
inline void HAL_adc_init() {}//todo
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
#define HAL_START_ADC(ch) HAL_adc_start_conversion(ch)
#define HAL_READ_ADC() HAL_adc_result
#define HAL_ADC_READY() true
void HAL_adc_start_conversion(const uint8_t ch);
uint16_t HAL_adc_get_result();
//
// Pin Map
// Pin Mapping for M42, M43, M226
//
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
@@ -154,30 +140,19 @@ uint16_t HAL_adc_get_result();
//
// Tone
//
void toneInit();
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration=0);
void noTone(const pin_t _pin);
// Enable hooks into idle and setup for HAL
#define HAL_IDLETASK 1
void HAL_idletask();
void HAL_init();
//
// Utility functions
//
void _delay_ms(const int delay);
// ------------------------
// Class Utilities
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
#pragma GCC diagnostic pop
#ifdef __cplusplus
extern "C" {
@@ -186,3 +161,73 @@ char *dtostrf(double __val, signed char __width, unsigned char __prec, char *__s
#ifdef __cplusplus
}
#endif
// Return free RAM between end of heap (or end bss) and whatever is current
int freeMemory();
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init(); // Called early in setup()
static void init_board(); // Called less early in setup()
static void reboot(); // Restart the firmware
// Interrupts
static bool isr_state() { return !__get_PRIMASK(); }
static void isr_on() { __enable_irq(); }
static void isr_off() { __disable_irq(); }
static void delay_ms(const int ms) { delay(ms); }
// Tasks, called from idle()
static void idletask();
// Reset
static uint8_t get_reset_source();
static void clear_reset_source() {}
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
static uint16_t adc_result;
// Called by Temperature::init once at startup
static void adc_init() {}
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t ch) {}
// Begin ADC sampling on the given channel. Called from Temperature::isr!
static void adc_start(const uint8_t ch) { adc_result = analogRead(ch); }
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value() { return adc_result; }
/**
* Set the PWM duty cycle for the pin to the given value.
* No inverting the duty cycle in this HAL.
* No changing the maximum size of the provided value to enable finer PWM duty control in this HAL.
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=false) {
analogWrite(pin, v);
}
};

2
Marlin/src/HAL/DUE/HAL_SPI.cpp
View File

@@ -31,8 +31,6 @@
/**
* HAL for Arduino Due and compatible (SAM3X8E)
*
* For ARDUINO_ARCH_SAM
*/
#ifdef ARDUINO_ARCH_SAM

4
Marlin/src/HAL/DUE/MarlinSerial.cpp
View File

@@ -406,7 +406,7 @@ size_t MarlinSerial<Cfg>::write(const uint8_t c) {
const uint8_t i = (tx_buffer.head + 1) & (Cfg::TX_SIZE - 1);
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Make room by polling if it is possible to transmit, and do so!
while (i == tx_buffer.tail) {
@@ -454,7 +454,7 @@ void MarlinSerial<Cfg>::flushTX() {
if (!_written) return;
// If global interrupts are disabled (as the result of being called from an ISR)...
if (!ISRS_ENABLED()) {
if (!hal.isr_state()) {
// Wait until everything was transmitted - We must do polling, as interrupts are disabled
while (tx_buffer.head != tx_buffer.tail || !(HWUART->UART_SR & UART_SR_TXEMPTY)) {

2
Marlin/src/HAL/DUE/MarlinSerial.h
View File

@@ -118,7 +118,7 @@ public:
static size_t write(const uint8_t c);
static void flushTX();
static inline bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
static bool emergency_parser_enabled() { return Cfg::EMERGENCYPARSER; }
FORCE_INLINE static uint8_t dropped() { return Cfg::DROPPED_RX ? rx_dropped_bytes : 0; }
FORCE_INLINE static uint8_t buffer_overruns() { return Cfg::RX_OVERRUNS ? rx_buffer_overruns : 0; }

2
Marlin/src/HAL/DUE/MarlinSerialUSB.cpp
View File

@@ -41,7 +41,7 @@ extern "C" {
int udi_cdc_getc();
bool udi_cdc_is_tx_ready();
int udi_cdc_putc(int value);
};
}
// Pending character
static int pending_char = -1;

2
Marlin/src/HAL/DUE/HAL_MinSerial.cpp → Marlin/src/HAL/DUE/MinSerial.cpp
View File

@@ -25,7 +25,7 @@
#if ENABLED(POSTMORTEM_DEBUGGING)
#include "../shared/HAL_MinSerial.h"
#include "../shared/MinSerial.h"
#include <stdarg.h>

132
Marlin/src/HAL/DUE/Servo.cpp
View File

@@ -47,12 +47,12 @@
#include "../shared/servo.h"
#include "../shared/servo_private.h"
static volatile int8_t Channel[_Nbr_16timers]; // counter for the servo being pulsed for each timer (or -1 if refresh interval)
static Flags<_Nbr_16timers> DisablePending; // ISR should disable the timer at the next timer reset
// ------------------------
/// Interrupt handler for the TC0 channel 1.
// ------------------------
void Servo_Handler(timer16_Sequence_t timer, Tc *pTc, uint8_t channel);
void Servo_Handler(const timer16_Sequence_t, Tc*, const uint8_t);
#ifdef _useTimer1
void HANDLER_FOR_TIMER1() { Servo_Handler(_timer1, TC_FOR_TIMER1, CHANNEL_FOR_TIMER1); }
@@ -70,88 +70,92 @@ void Servo_Handler(timer16_Sequence_t timer, Tc *pTc, uint8_t channel);
void HANDLER_FOR_TIMER5() { Servo_Handler(_timer5, TC_FOR_TIMER5, CHANNEL_FOR_TIMER5); }
#endif
void Servo_Handler(timer16_Sequence_t timer, Tc *tc, uint8_t channel) {
// clear interrupt
tc->TC_CHANNEL[channel].TC_SR;
if (Channel[timer] < 0)
tc->TC_CHANNEL[channel].TC_CCR |= TC_CCR_SWTRG; // channel set to -1 indicated that refresh interval completed so reset the timer
else if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && SERVO(timer, Channel[timer]).Pin.isActive)
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, LOW); // pulse this channel low if activated
void Servo_Handler(const timer16_Sequence_t timer, Tc *tc, const uint8_t channel) {
static int8_t Channel[_Nbr_16timers]; // Servo counters to pulse (or -1 for refresh interval)
int8_t cho = Channel[timer]; // Handle the prior Channel[timer] first
if (cho < 0) { // Channel -1 indicates the refresh interval completed...
tc->TC_CHANNEL[channel].TC_CCR |= TC_CCR_SWTRG; // ...so reset the timer
if (DisablePending[timer]) {
// Disabling only after the full servo period expires prevents
// pulses being too close together if immediately re-enabled.
DisablePending.clear(timer);
TC_Stop(tc, channel);
tc->TC_CHANNEL[channel].TC_SR; // clear interrupt
return;
}
}
else if (SERVO_INDEX(timer, cho) < ServoCount) // prior channel handled?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, LOW); // pulse the prior channel LOW
Channel[timer]++; // increment to the next channel
if (SERVO_INDEX(timer, Channel[timer]) < ServoCount && Channel[timer] < SERVOS_PER_TIMER) {
tc->TC_CHANNEL[channel].TC_RA = tc->TC_CHANNEL[channel].TC_CV + SERVO(timer,Channel[timer]).ticks;
if (SERVO(timer,Channel[timer]).Pin.isActive) // check if activated
extDigitalWrite(SERVO(timer, Channel[timer]).Pin.nbr, HIGH); // its an active channel so pulse it high
Channel[timer] = ++cho; // go to the next channel (or 0)
if (cho < SERVOS_PER_TIMER && SERVO_INDEX(timer, cho) < ServoCount) {
tc->TC_CHANNEL[channel].TC_RA = tc->TC_CHANNEL[channel].TC_CV + SERVO(timer, cho).ticks;
if (SERVO(timer, cho).Pin.isActive) // activated?
extDigitalWrite(SERVO(timer, cho).Pin.nbr, HIGH); // yes: pulse HIGH
}
else {
// finished all channels so wait for the refresh period to expire before starting over
tc->TC_CHANNEL[channel].TC_RA =
tc->TC_CHANNEL[channel].TC_CV < usToTicks(REFRESH_INTERVAL) - 4
? (unsigned int)usToTicks(REFRESH_INTERVAL) // allow a few ticks to ensure the next OCR1A not missed
: tc->TC_CHANNEL[channel].TC_CV + 4; // at least REFRESH_INTERVAL has elapsed
Channel[timer] = -1; // this will get incremented at the end of the refresh period to start again at the first channel
const unsigned int cval = tc->TC_CHANNEL[channel].TC_CV + 128 / (SERVO_TIMER_PRESCALER), // allow 128 cycles to ensure the next CV not missed
ival = (unsigned int)usToTicks(REFRESH_INTERVAL); // at least REFRESH_INTERVAL has elapsed
tc->TC_CHANNEL[channel].TC_RA = max(cval, ival);
Channel[timer] = -1; // reset the timer CCR on the next call
}
tc->TC_CHANNEL[channel].TC_SR; // clear interrupt
}
static void _initISR(Tc *tc, uint32_t channel, uint32_t id, IRQn_Type irqn) {
pmc_enable_periph_clk(id);
TC_Configure(tc, channel,
TC_CMR_TCCLKS_TIMER_CLOCK3 | // MCK/32
TC_CMR_WAVE | // Waveform mode
TC_CMR_WAVSEL_UP_RC ); // Counter running up and reset when equals to RC
TC_CMR_WAVE // Waveform mode
| TC_CMR_WAVSEL_UP_RC // Counter running up and reset when equal to RC
| (SERVO_TIMER_PRESCALER == 2 ? TC_CMR_TCCLKS_TIMER_CLOCK1 : 0) // MCK/2
| (SERVO_TIMER_PRESCALER == 8 ? TC_CMR_TCCLKS_TIMER_CLOCK2 : 0) // MCK/8
| (SERVO_TIMER_PRESCALER == 32 ? TC_CMR_TCCLKS_TIMER_CLOCK3 : 0) // MCK/32
| (SERVO_TIMER_PRESCALER == 128 ? TC_CMR_TCCLKS_TIMER_CLOCK4 : 0) // MCK/128
);
/* 84MHz, MCK/32, for 1.5ms: 3937 */
TC_SetRA(tc, channel, 2625); // 1ms
// Wait 1ms before the first ISR
TC_SetRA(tc, channel, (F_CPU) / (SERVO_TIMER_PRESCALER) / 1000UL); // 1ms
/* Configure and enable interrupt */
// Configure and enable interrupt
NVIC_EnableIRQ(irqn);
// TC_IER_CPAS: RA Compare
tc->TC_CHANNEL[channel].TC_IER = TC_IER_CPAS;
tc->TC_CHANNEL[channel].TC_IER = TC_IER_CPAS; // TC_IER_CPAS: RA Compare
// Enables the timer clock and performs a software reset to start the counting
TC_Start(tc, channel);
}
void initISR(timer16_Sequence_t timer) {
#ifdef _useTimer1
if (timer == _timer1)
_initISR(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1, ID_TC_FOR_TIMER1, IRQn_FOR_TIMER1);
#endif
#ifdef _useTimer2
if (timer == _timer2)
_initISR(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2, ID_TC_FOR_TIMER2, IRQn_FOR_TIMER2);
#endif
#ifdef _useTimer3
if (timer == _timer3)
_initISR(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3, ID_TC_FOR_TIMER3, IRQn_FOR_TIMER3);
#endif
#ifdef _useTimer4
if (timer == _timer4)
_initISR(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4, ID_TC_FOR_TIMER4, IRQn_FOR_TIMER4);
#endif
#ifdef _useTimer5
if (timer == _timer5)
_initISR(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5, ID_TC_FOR_TIMER5, IRQn_FOR_TIMER5);
#endif
void initISR(const timer16_Sequence_t timer_index) {
CRITICAL_SECTION_START();
const bool disable_soon = DisablePending[timer_index];
DisablePending.clear(timer_index);
CRITICAL_SECTION_END();
if (!disable_soon) switch (timer_index) {
default: break;
#ifdef _useTimer1
case _timer1: return _initISR(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1, ID_TC_FOR_TIMER1, IRQn_FOR_TIMER1);
#endif
#ifdef _useTimer2
case _timer2: return _initISR(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2, ID_TC_FOR_TIMER2, IRQn_FOR_TIMER2);
#endif
#ifdef _useTimer3
case _timer3: return _initISR(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3, ID_TC_FOR_TIMER3, IRQn_FOR_TIMER3);
#endif
#ifdef _useTimer4
case _timer4: return _initISR(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4, ID_TC_FOR_TIMER4, IRQn_FOR_TIMER4);
#endif
#ifdef _useTimer5
case _timer5: return _initISR(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5, ID_TC_FOR_TIMER5, IRQn_FOR_TIMER5);
#endif
}
}
void finISR(timer16_Sequence_t) {
#ifdef _useTimer1
TC_Stop(TC_FOR_TIMER1, CHANNEL_FOR_TIMER1);
#endif
#ifdef _useTimer2
TC_Stop(TC_FOR_TIMER2, CHANNEL_FOR_TIMER2);
#endif
#ifdef _useTimer3
TC_Stop(TC_FOR_TIMER3, CHANNEL_FOR_TIMER3);
#endif
#ifdef _useTimer4
TC_Stop(TC_FOR_TIMER4, CHANNEL_FOR_TIMER4);
#endif
#ifdef _useTimer5
TC_Stop(TC_FOR_TIMER5, CHANNEL_FOR_TIMER5);
#endif
void finISR(const timer16_Sequence_t timer_index) {
// Timer is disabled from the ISR, to ensure proper final pulse length.
DisablePending.set(timer_index);
}
#endif // HAS_SERVOS

2
Marlin/src/HAL/DUE/ServoTimers.h
View File

@@ -37,7 +37,7 @@
#define _useTimer5
#define TRIM_DURATION 2 // compensation ticks to trim adjust for digitalWrite delays
#define SERVO_TIMER_PRESCALER 32 // timer prescaler
#define SERVO_TIMER_PRESCALER 2 // timer prescaler
/*
TC0, chan 0 => TC0_Handler

8
Marlin/src/HAL/DUE/Tone.cpp
View File

@@ -35,20 +35,20 @@
static pin_t tone_pin;
volatile static int32_t toggles;
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration) {
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration/*=0*/) {
tone_pin = _pin;
toggles = 2 * frequency * duration / 1000;
HAL_timer_start(TONE_TIMER_NUM, 2 * frequency);
HAL_timer_start(MF_TIMER_TONE, 2 * frequency);
}
void noTone(const pin_t _pin) {
HAL_timer_disable_interrupt(TONE_TIMER_NUM);
HAL_timer_disable_interrupt(MF_TIMER_TONE);
extDigitalWrite(_pin, LOW);
}
HAL_TONE_TIMER_ISR() {
static uint8_t pin_state = 0;
HAL_timer_isr_prologue(TONE_TIMER_NUM);
HAL_timer_isr_prologue(MF_TIMER_TONE);
if (toggles) {
toggles--;

4
Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_st7920_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if ENABLED(U8GLIB_ST7920)
#if IS_U8GLIB_ST7920
#include "../../../inc/MarlinConfig.h"
#include "../../shared/Delay.h"
@@ -182,5 +182,5 @@ uint8_t u8g_com_HAL_DUE_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_va
}
#endif // LIGHTWEIGHT_UI
#endif // U8GLIB_ST7920
#endif // IS_U8GLIB_ST7920
#endif // ARDUINO_ARCH_SAM

4
Marlin/src/HAL/DUE/dogm/u8g_com_HAL_DUE_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if HAS_MARLINUI_U8GLIB && DISABLED(U8GLIB_ST7920)
#if HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#include "u8g_com_HAL_DUE_sw_spi_shared.h"
@@ -141,5 +141,5 @@ uint8_t u8g_com_HAL_DUE_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void
return 1;
}
#endif // HAS_MARLINUI_U8GLIB && !U8GLIB_ST7920
#endif // HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#endif // ARDUINO_ARCH_SAM

36
Marlin/src/HAL/DUE/eeprom_flash.cpp
View File

@@ -199,8 +199,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
for (i = 0; i <PageSize >> 2; i++)
pageContents[i] = (((uint32_t*)data)[i]) | (~(pageContents[i] ^ ((uint32_t*)data)[i]));
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM PageWrite ", page);
DEBUG_ECHO_MSG("EEPROM PageWrite ", page);
DEBUG_ECHOLNPGM(" in FLASH address ", (uint32_t)addrflash);
DEBUG_ECHOLNPGM(" base address ", (uint32_t)getFlashStorage(0));
DEBUG_FLUSH();
@@ -245,8 +244,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Unlock failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Unlock failure for page ", page);
return false;
}
@@ -270,8 +268,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Write failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Write failure for page ", page);
return false;
}
@@ -286,8 +283,7 @@ static bool ee_PageWrite(uint16_t page, const void *data) {
if (memcmp(getFlashStorage(page),data,PageSize)) {
#ifdef EE_EMU_DEBUG
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Verify Write failure for page ", page);
DEBUG_ECHO_MSG("EEPROM Verify Write failure for page ", page);
ee_Dump( page, (uint32_t *)addrflash);
ee_Dump(-page, data);
@@ -325,8 +321,7 @@ static bool ee_PageErase(uint16_t page) {
uint16_t i;
uint32_t addrflash = uint32_t(getFlashStorage(page));
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM PageErase ", page);
DEBUG_ECHO_MSG("EEPROM PageErase ", page);
DEBUG_ECHOLNPGM(" in FLASH address ", (uint32_t)addrflash);
DEBUG_ECHOLNPGM(" base address ", (uint32_t)getFlashStorage(0));
DEBUG_FLUSH();
@@ -370,8 +365,7 @@ static bool ee_PageErase(uint16_t page) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Unlock failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Unlock failure for page ",page);
return false;
}
@@ -394,8 +388,7 @@ static bool ee_PageErase(uint16_t page) {
// Reenable interrupts
__enable_irq();
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Erase failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Erase failure for page ",page);
return false;
}
@@ -410,8 +403,7 @@ static bool ee_PageErase(uint16_t page) {
uint32_t * aligned_src = (uint32_t *) addrflash;
for (i = 0; i < PageSize >> 2; i++) {
if (*aligned_src++ != 0xFFFFFFFF) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Verify Erase failure for page ",page);
DEBUG_ECHO_MSG("EEPROM Verify Erase failure for page ",page);
ee_Dump(page, (uint32_t *)addrflash);
return false;
}
@@ -921,8 +913,7 @@ static void ee_Init() {
// If all groups seem to be used, default to first group
if (curGroup >= GroupCount) curGroup = 0;
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Current Group: ",curGroup);
DEBUG_ECHO_MSG("EEPROM Current Group: ",curGroup);
DEBUG_FLUSH();
// Now, validate that all the other group pages are empty
@@ -931,8 +922,7 @@ static void ee_Init() {
for (int page = 0; page < PagesPerGroup; page++) {
if (!ee_IsPageClean(grp * PagesPerGroup + page)) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Page ", page, " not clean on group ", grp);
DEBUG_ECHO_MSG("EEPROM Page ", page, " not clean on group ", grp);
DEBUG_FLUSH();
ee_PageErase(grp * PagesPerGroup + page);
}
@@ -948,15 +938,13 @@ static void ee_Init() {
}
}
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Active page: ", curPage);
DEBUG_ECHO_MSG("EEPROM Active page: ", curPage);
DEBUG_FLUSH();
// Make sure the pages following the first clean one are also clean
for (int page = curPage + 1; page < PagesPerGroup; page++) {
if (!ee_IsPageClean(curGroup * PagesPerGroup + page)) {
DEBUG_ECHO_START();
DEBUG_ECHOLNPGM("EEPROM Page ", page, " not clean on active group ", curGroup);
DEBUG_ECHO_MSG("EEPROM Page ", page, " not clean on active group ", curGroup);
DEBUG_FLUSH();
ee_Dump(curGroup * PagesPerGroup + page, getFlashStorage(curGroup * PagesPerGroup + page));
ee_PageErase(curGroup * PagesPerGroup + page);

6
Marlin/src/HAL/DUE/endstop_interrupts.h
View File

@@ -70,4 +70,10 @@ void setup_endstop_interrupts() {
TERN_(HAS_J_MIN, _ATTACH(J_MIN_PIN));
TERN_(HAS_K_MAX, _ATTACH(K_MAX_PIN));
TERN_(HAS_K_MIN, _ATTACH(K_MIN_PIN));
TERN_(HAS_U_MAX, _ATTACH(U_MAX_PIN));
TERN_(HAS_U_MIN, _ATTACH(U_MIN_PIN));
TERN_(HAS_V_MAX, _ATTACH(V_MAX_PIN));
TERN_(HAS_V_MIN, _ATTACH(V_MIN_PIN));
TERN_(HAS_W_MAX, _ATTACH(W_MAX_PIN));
TERN_(HAS_W_MIN, _ATTACH(W_MIN_PIN));
}

2
Marlin/src/HAL/DUE/fastio/G2_PWM.cpp
View File

@@ -25,7 +25,7 @@
* is NOT used to directly toggle pins. The ISR writes to the pin assigned to
* that interrupt.
*
* All PWMs use the same repetition rate. The G2 needs about 10KHz min in order to
* All PWMs use the same repetition rate. The G2 needs about 10kHz min in order to
* not have obvious ripple on the Vref signals.
*
* The data structures are setup to minimize the computation done by the ISR which

28
Marlin/src/HAL/DUE/inc/SanityCheck.h
View File

@@ -25,6 +25,30 @@
* Test Arduino Due specific configuration values for errors at compile-time.
*/
/**
* Check for common serial pin conflicts
*/
#define CHECK_SERIAL_PIN(N) ( \
X_STOP_PIN == N || Y_STOP_PIN == N || Z_STOP_PIN == N \
|| X_MIN_PIN == N || Y_MIN_PIN == N || Z_MIN_PIN == N \
|| X_MAX_PIN == N || Y_MAX_PIN == N || Z_MAX_PIN == N \
|| X_STEP_PIN == N || Y_STEP_PIN == N || Z_STEP_PIN == N \
|| X_DIR_PIN == N || Y_DIR_PIN == N || Z_DIR_PIN == N \
|| X_ENA_PIN == N || Y_ENA_PIN == N || Z_ENA_PIN == N \
)
#if CONF_SERIAL_IS(0) // D0-D1. No known conflicts.
#endif
#if CONF_SERIAL_IS(1) && (CHECK_SERIAL_PIN(18) || CHECK_SERIAL_PIN(19))
#error "Serial Port 1 pin D18 and/or D19 conflicts with another pin on the board."
#endif
#if CONF_SERIAL_IS(2) && (CHECK_SERIAL_PIN(16) || CHECK_SERIAL_PIN(17))
#error "Serial Port 2 pin D16 and/or D17 conflicts with another pin on the board."
#endif
#if CONF_SERIAL_IS(3) && (CHECK_SERIAL_PIN(14) || CHECK_SERIAL_PIN(15))
#error "Serial Port 3 pin D14 and/or D15 conflicts with another pin on the board."
#endif
#undef CHECK_SERIAL_PIN
/**
* HARDWARE VS. SOFTWARE SPI COMPATIBILITY
*
@@ -59,3 +83,7 @@
#if HAS_TMC_SW_SERIAL
#error "TMC220x Software Serial is not supported on the DUE platform."
#endif
#if USING_PULLDOWNS
#error "PULLDOWN pin mode is not available on DUE boards."
#endif

3
Marlin/src/HAL/DUE/pinsDebug.h
View File

@@ -53,7 +53,7 @@
* The net result is that both the g_pinStatus[pin] array and the PIO_OSR register
* needs to be looked at when determining if a pin is an input or an output.
*
* b) Due has only pins 6, 7, 8 & 9 enabled for PWMs. FYI - they run at 1KHz
* b) Due has only pins 6, 7, 8 & 9 enabled for PWMs. FYI - they run at 1kHz
*
* c) NUM_DIGITAL_PINS does not include the analog pins
*
@@ -86,7 +86,6 @@ bool GET_PINMODE(int8_t pin) { // 1: output, 0: input
|| pwm_status(pin));
}
void pwm_details(int32_t pin) {
if (pwm_status(pin)) {
uint32_t chan = g_APinDescription[pin].ulPWMChannel;

27
Marlin/src/HAL/DUE/timers.cpp
View File

@@ -42,7 +42,7 @@
// Private Variables
// ------------------------
const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
const tTimerConfig timer_config[NUM_HARDWARE_TIMERS] = {
{ TC0, 0, TC0_IRQn, 3}, // 0 - [servo timer5]
{ TC0, 1, TC1_IRQn, 0}, // 1
{ TC0, 2, TC2_IRQn, 2}, // 2 - stepper
@@ -66,9 +66,9 @@ const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
*/
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
Tc *tc = TimerConfig[timer_num].pTimerRegs;
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
uint32_t channel = TimerConfig[timer_num].channel;
Tc *tc = timer_config[timer_num].pTimerRegs;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
uint32_t channel = timer_config[timer_num].channel;
// Disable interrupt, just in case it was already enabled
NVIC_DisableIRQ(irq);
@@ -86,13 +86,20 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
pmc_set_writeprotect(false);
pmc_enable_periph_clk((uint32_t)irq);
NVIC_SetPriority(irq, TimerConfig [timer_num].priority);
NVIC_SetPriority(irq, timer_config[timer_num].priority);
// wave mode, reset counter on match with RC,
TC_Configure(tc, channel, TC_CMR_WAVE | TC_CMR_WAVSEL_UP_RC | TC_CMR_TCCLKS_TIMER_CLOCK1);
TC_Configure(tc, channel,
TC_CMR_WAVE
| TC_CMR_WAVSEL_UP_RC
| (HAL_TIMER_PRESCALER == 2 ? TC_CMR_TCCLKS_TIMER_CLOCK1 : 0)
| (HAL_TIMER_PRESCALER == 8 ? TC_CMR_TCCLKS_TIMER_CLOCK2 : 0)
| (HAL_TIMER_PRESCALER == 32 ? TC_CMR_TCCLKS_TIMER_CLOCK3 : 0)
| (HAL_TIMER_PRESCALER == 128 ? TC_CMR_TCCLKS_TIMER_CLOCK4 : 0)
);
// Set compare value
TC_SetRC(tc, channel, VARIANT_MCK / 2 / frequency);
TC_SetRC(tc, channel, VARIANT_MCK / (HAL_TIMER_PRESCALER) / frequency);
// And start timer
TC_Start(tc, channel);
@@ -105,12 +112,12 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
}
void HAL_timer_enable_interrupt(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
NVIC_EnableIRQ(irq);
}
void HAL_timer_disable_interrupt(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
NVIC_DisableIRQ(irq);
// We NEED memory barriers to ensure Interrupts are actually disabled!
@@ -125,7 +132,7 @@ static bool NVIC_GetEnabledIRQ(IRQn_Type IRQn) {
}
bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
IRQn_Type irq = TimerConfig[timer_num].IRQ_Id;
IRQn_Type irq = timer_config[timer_num].IRQ_Id;
return NVIC_GetEnabledIRQ(irq);
}

53
Marlin/src/HAL/DUE/timers.h
View File

@@ -35,37 +35,38 @@
typedef uint32_t hal_timer_t;
#define HAL_TIMER_TYPE_MAX 0xFFFFFFFF
#define HAL_TIMER_RATE ((F_CPU) / 2) // frequency of timers peripherals
#define HAL_TIMER_PRESCALER 2
#define HAL_TIMER_RATE ((F_CPU) / (HAL_TIMER_PRESCALER)) // frequency of timers peripherals
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 2 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 2 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 4 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 4 // Timer Index for Temperature
#endif
#ifndef TONE_TIMER_NUM
#define TONE_TIMER_NUM 6 // index of timer to use for beeper tones
#ifndef MF_TIMER_TONE
#define MF_TIMER_TONE 6 // index of timer to use for beeper tones
#endif
#define TEMP_TIMER_FREQUENCY 1000 // temperature interrupt frequency
#define STEPPER_TIMER_RATE HAL_TIMER_RATE // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs
#define STEPPER_TIMER_PRESCALE (CYCLES_PER_MICROSECOND / STEPPER_TIMER_TICKS_PER_US)
#define STEPPER_TIMER_RATE HAL_TIMER_RATE // frequency of stepper timer (HAL_TIMER_RATE / STEPPER_TIMER_PRESCALE)
#define STEPPER_TIMER_TICKS_PER_US ((STEPPER_TIMER_RATE) / 1000000) // stepper timer ticks per µs
#define STEPPER_TIMER_PRESCALE (CYCLES_PER_MICROSECOND / STEPPER_TIMER_TICKS_PER_US)
#define PULSE_TIMER_RATE STEPPER_TIMER_RATE // frequency of pulse timer
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define PULSE_TIMER_RATE STEPPER_TIMER_RATE // frequency of pulse timer
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_STEP_TIMER_ISR
#define HAL_STEP_TIMER_ISR() void TC2_Handler()
@@ -92,7 +93,7 @@ typedef struct {
// Public Variables
// ------------------------
extern const tTimerConfig TimerConfig[];
extern const tTimerConfig timer_config[];
// ------------------------
// Public functions
@@ -101,17 +102,17 @@ extern const tTimerConfig TimerConfig[];
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC = compare;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_RC;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
return pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_CV;
}
@@ -120,9 +121,9 @@ void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
FORCE_INLINE static void HAL_timer_isr_prologue(const uint8_t timer_num) {
const tTimerConfig * const pConfig = &TimerConfig[timer_num];
const tTimerConfig * const pConfig = &timer_config[timer_num];
// Reading the status register clears the interrupt flag
pConfig->pTimerRegs->TC_CHANNEL[pConfig->channel].TC_SR;
}
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_epilogue(T) NOOP

19
Marlin/src/HAL/DUE/upload_extra_script.py
View File

@@ -4,15 +4,16 @@
# Windows: bossac.exe
# Other: leave unchanged
#
import pioutil
if pioutil.is_pio_build():
import platform
current_OS = platform.system()
import platform
current_OS = platform.system()
if current_OS == 'Windows':
if current_OS == 'Windows':
Import("env")
Import("env")
# Use bossac.exe on Windows
env.Replace(
UPLOADCMD="bossac --info --unlock --write --verify --reset --erase -U false --boot $SOURCE"
)
# Use bossac.exe on Windows
env.Replace(
UPLOADCMD="bossac --info --unlock --write --verify --reset --erase -U false --boot $SOURCE"
)

2
Marlin/src/HAL/DUE/usb/compiler.h
View File

@@ -1059,7 +1059,7 @@ static inline void convert_64_bit_to_byte_array(uint64_t value, uint8_t *data)
while (val_index < 8)
{
data[val_index++] = value & 0xFF;
value = value >> 8;
value >>= 8;
}
}

2
Marlin/src/HAL/DUE/usb/sd_mmc_spi_mem.cpp
View File

@@ -10,7 +10,7 @@
#include "../../../sd/cardreader.h"
extern "C" {
#include "sd_mmc_spi_mem.h"
#include "sd_mmc_spi_mem.h"
}
#define SD_MMC_BLOCK_SIZE 512

114
Marlin/src/HAL/DUE/watchdog.cpp
View File

@@ -1,114 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef ARDUINO_ARCH_SAM
#include "../../inc/MarlinConfig.h"
#include "../../MarlinCore.h"
#include "watchdog.h"
// Override Arduino runtime to either config or disable the watchdog
//
// We need to configure the watchdog as soon as possible in the boot
// process, because watchdog initialization at hardware reset on SAM3X8E
// is unreliable, and there is risk of unintended resets if we delay
// that initialization to a later time.
void watchdogSetup() {
#if ENABLED(USE_WATCHDOG)
// 4 seconds timeout
uint32_t timeout = TERN(WATCHDOG_DURATION_8S, 8000, 4000);
// Calculate timeout value in WDT counter ticks: This assumes
// the slow clock is running at 32.768 kHz watchdog
// frequency is therefore 32768 / 128 = 256 Hz
timeout = (timeout << 8) / 1000;
if (timeout == 0)
timeout = 1;
else if (timeout > 0xFFF)
timeout = 0xFFF;
// We want to enable the watchdog with the specified timeout
uint32_t value =
WDT_MR_WDV(timeout) | // With the specified timeout
WDT_MR_WDD(timeout) | // and no invalid write window
#if !(SAMV70 || SAMV71 || SAME70 || SAMS70)
WDT_MR_WDRPROC | // WDT fault resets processor only - We want
// to keep PIO controller state
#endif
WDT_MR_WDDBGHLT | // WDT stops in debug state.
WDT_MR_WDIDLEHLT; // WDT stops in idle state.
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
value |= WDT_MR_WDFIEN; // Enable WDT fault interrupt.
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
// a WDT fault triggers a reset
value |= WDT_MR_WDRSTEN;
// Initialize WDT with the given parameters
WDT_Enable(WDT, value);
#endif
// Reset the watchdog
WDT_Restart(WDT);
#else
// Make sure to completely disable the Watchdog
WDT_Disable(WDT);
#endif
}
#if ENABLED(USE_WATCHDOG)
// Initialize watchdog - On SAM3X, Watchdog was already configured
// and enabled or disabled at startup, so no need to reconfigure it
// here.
void watchdog_init() {
// Reset watchdog to start clean
WDT_Restart(WDT);
}
#endif // USE_WATCHDOG
#endif

240
Marlin/src/HAL/ESP32/HAL.cpp
View File

@@ -28,6 +28,10 @@
#include <esp_adc_cal.h>
#include <HardwareSerial.h>
#if ENABLED(USE_ESP32_TASK_WDT)
#include <esp_task_wdt.h>
#endif
#if ENABLED(WIFISUPPORT)
#include <ESPAsyncWebServer.h>
#include "wifi.h"
@@ -48,7 +52,7 @@
// Externs
// ------------------------
portMUX_TYPE spinlock = portMUX_INITIALIZER_UNLOCKED;
portMUX_TYPE MarlinHAL::spinlock = portMUX_INITIALIZER_UNLOCKED;
// ------------------------
// Local defines
@@ -60,7 +64,8 @@ portMUX_TYPE spinlock = portMUX_INITIALIZER_UNLOCKED;
// Public Variables
// ------------------------
uint16_t HAL_adc_result;
uint16_t MarlinHAL::adc_result;
pwm_pin_t MarlinHAL::pwm_pin_data[MAX_EXPANDER_BITS];
// ------------------------
// Private Variables
@@ -69,9 +74,16 @@ uint16_t HAL_adc_result;
esp_adc_cal_characteristics_t characteristics[ADC_ATTEN_MAX];
adc_atten_t attenuations[ADC1_CHANNEL_MAX] = {};
uint32_t thresholds[ADC_ATTEN_MAX];
volatile int numPWMUsed = 0,
pwmPins[MAX_PWM_PINS],
pwmValues[MAX_PWM_PINS];
volatile int numPWMUsed = 0;
volatile struct { pin_t pin; int value; } pwmState[MAX_PWM_PINS];
pin_t chan_pin[CHANNEL_MAX_NUM + 1] = { 0 }; // PWM capable IOpins - not 0 or >33 on ESP32
struct {
uint32_t freq; // ledcReadFreq doesn't work if a duty hasn't been set yet!
uint16_t res;
} pwmInfo[(CHANNEL_MAX_NUM + 1) / 2];
// ------------------------
// Public functions
@@ -90,8 +102,26 @@ volatile int numPWMUsed = 0,
#endif
void HAL_init_board() {
#if ENABLED(USE_ESP32_EXIO)
HardwareSerial YSerial2(2);
void Write_EXIO(uint8_t IO, uint8_t v) {
if (hal.isr_state()) {
hal.isr_off();
YSerial2.write(0x80 | (((char)v) << 5) | (IO - 100));
hal.isr_on();
}
else
YSerial2.write(0x80 | (((char)v) << 5) | (IO - 100));
}
#endif
void MarlinHAL::init_board() {
#if ENABLED(USE_ESP32_TASK_WDT)
esp_task_wdt_init(10, true);
#endif
#if ENABLED(ESP3D_WIFISUPPORT)
esp3dlib.init();
#elif ENABLED(WIFISUPPORT)
@@ -127,30 +157,58 @@ void HAL_init_board() {
// Initialize the i2s peripheral only if the I2S stepper stream is enabled.
// The following initialization is performed after Serial1 and Serial2 are defined as
// their native pins might conflict with the i2s stream even when they are remapped.
TERN_(I2S_STEPPER_STREAM, i2s_init());
#if ENABLED(USE_ESP32_EXIO)
YSerial2.begin(460800 * 3, SERIAL_8N1, 16, 17);
#elif ENABLED(I2S_STEPPER_STREAM)
i2s_init();
#endif
}
void HAL_idletask() {
void MarlinHAL::idletask() {
#if BOTH(WIFISUPPORT, OTASUPPORT)
OTA_handle();
#endif
TERN_(ESP3D_WIFISUPPORT, esp3dlib.idletask());
}
void HAL_clear_reset_source() { }
uint8_t MarlinHAL::get_reset_source() { return rtc_get_reset_reason(1); }
uint8_t HAL_get_reset_source() { return rtc_get_reset_reason(1); }
void HAL_reboot() { ESP.restart(); }
void MarlinHAL::reboot() { ESP.restart(); }
void _delay_ms(int delay_ms) { delay(delay_ms); }
// return free memory between end of heap (or end bss) and whatever is current
int freeMemory() { return ESP.getFreeHeap(); }
int MarlinHAL::freeMemory() { return ESP.getFreeHeap(); }
// ------------------------
// Watchdog Timer
// ------------------------
#if ENABLED(USE_WATCHDOG)
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
extern "C" {
esp_err_t esp_task_wdt_reset();
}
void watchdogSetup() {
// do whatever. don't remove this function.
}
void MarlinHAL::watchdog_init() {
// TODO
}
// Reset watchdog.
void MarlinHAL::watchdog_refresh() { esp_task_wdt_reset(); }
#endif
// ------------------------
// ADC
// ------------------------
#define ADC1_CHANNEL(pin) ADC1_GPIO ## pin ## _CHANNEL
adc1_channel_t get_channel(int pin) {
@@ -172,22 +230,24 @@ void adc1_set_attenuation(adc1_channel_t chan, adc_atten_t atten) {
}
}
void HAL_adc_init() {
void MarlinHAL::adc_init() {
// Configure ADC
adc1_config_width(ADC_WIDTH_12Bit);
// Configure channels only if used as (re-)configuring a pin for ADC that is used elsewhere might have adverse effects
TERN_(HAS_TEMP_ADC_0, adc1_set_attenuation(get_channel(TEMP_0_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_1, adc1_set_attenuation(get_channel(TEMP_1_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_2, adc1_set_attenuation(get_channel(TEMP_2_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_3, adc1_set_attenuation(get_channel(TEMP_3_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_4, adc1_set_attenuation(get_channel(TEMP_4_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_5, adc1_set_attenuation(get_channel(TEMP_5_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_6, adc2_set_attenuation(get_channel(TEMP_6_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_7, adc3_set_attenuation(get_channel(TEMP_7_PIN), ADC_ATTEN_11db));
TERN_(HAS_HEATED_BED, adc1_set_attenuation(get_channel(TEMP_BED_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_CHAMBER, adc1_set_attenuation(get_channel(TEMP_CHAMBER_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_COOLER, adc1_set_attenuation(get_channel(TEMP_COOLER_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_0, adc1_set_attenuation(get_channel(TEMP_0_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_1, adc1_set_attenuation(get_channel(TEMP_1_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_2, adc1_set_attenuation(get_channel(TEMP_2_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_3, adc1_set_attenuation(get_channel(TEMP_3_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_4, adc1_set_attenuation(get_channel(TEMP_4_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_5, adc1_set_attenuation(get_channel(TEMP_5_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_6, adc2_set_attenuation(get_channel(TEMP_6_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_ADC_7, adc3_set_attenuation(get_channel(TEMP_7_PIN), ADC_ATTEN_11db));
TERN_(HAS_HEATED_BED, adc1_set_attenuation(get_channel(TEMP_BED_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_CHAMBER, adc1_set_attenuation(get_channel(TEMP_CHAMBER_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_PROBE, adc1_set_attenuation(get_channel(TEMP_PROBE_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_COOLER, adc1_set_attenuation(get_channel(TEMP_COOLER_PIN), ADC_ATTEN_11db));
TERN_(HAS_TEMP_BOARD, adc1_set_attenuation(get_channel(TEMP_BOARD_PIN), ADC_ATTEN_11db));
TERN_(FILAMENT_WIDTH_SENSOR, adc1_set_attenuation(get_channel(FILWIDTH_PIN), ADC_ATTEN_11db));
// Note that adc2 is shared with the WiFi module, which has higher priority, so the conversion may fail.
@@ -202,11 +262,16 @@ void HAL_adc_init() {
}
}
void HAL_adc_start_conversion(const uint8_t adc_pin) {
const adc1_channel_t chan = get_channel(adc_pin);
#ifndef ADC_REFERENCE_VOLTAGE
#define ADC_REFERENCE_VOLTAGE 3.3
#endif
void MarlinHAL::adc_start(const pin_t pin) {
const adc1_channel_t chan = get_channel(pin);
uint32_t mv;
esp_adc_cal_get_voltage((adc_channel_t)chan, &characteristics[attenuations[chan]], &mv);
HAL_adc_result = mv * 1023.0 / 3300.0;
adc_result = mv * isr_float_t(1023) / isr_float_t(ADC_REFERENCE_VOLTAGE) / isr_float_t(1000);
// Change the attenuation level based on the new reading
adc_atten_t atten;
@@ -223,25 +288,106 @@ void HAL_adc_start_conversion(const uint8_t adc_pin) {
adc1_set_attenuation(chan, atten);
}
void analogWrite(pin_t pin, int value) {
// Use ledc hardware for internal pins
if (pin < 34) {
static int cnt_channel = 1, pin_to_channel[40] = { 0 };
if (pin_to_channel[pin] == 0) {
ledcAttachPin(pin, cnt_channel);
ledcSetup(cnt_channel, 490, 8);
ledcWrite(cnt_channel, value);
pin_to_channel[pin] = cnt_channel++;
// ------------------------
// PWM
// ------------------------
int8_t channel_for_pin(const uint8_t pin) {
for (int i = 0; i <= CHANNEL_MAX_NUM; i++)
if (chan_pin[i] == pin) return i;
return -1;
}
// get PWM channel for pin - if none then attach a new one
// return -1 if fail or invalid pin#, channel # (0-15) if success
int8_t get_pwm_channel(const pin_t pin, const uint32_t freq, const uint16_t res) {
if (!WITHIN(pin, 1, MAX_PWM_IOPIN)) return -1; // Not a hardware PWM pin!
int8_t cid = channel_for_pin(pin);
if (cid >= 0) return cid;
// Find an empty adjacent channel (same timer & freq/res)
for (int i = 0; i <= CHANNEL_MAX_NUM; i++) {
if (chan_pin[i] == 0) {
if (chan_pin[i ^ 0x1] != 0) {
if (pwmInfo[i / 2].freq == freq && pwmInfo[i / 2].res == res) {
chan_pin[i] = pin; // Allocate PWM to this channel
ledcAttachPin(pin, i);
return i;
}
}
else if (cid == -1) // Pair of empty channels?
cid = i & 0xFE; // Save lower channel number
}
ledcWrite(pin_to_channel[pin], value);
}
// not attached, is an empty timer slot avail?
if (cid >= 0) {
chan_pin[cid] = pin;
pwmInfo[cid / 2].freq = freq;
pwmInfo[cid / 2].res = res;
ledcSetup(cid, freq, res);
ledcAttachPin(pin, cid);
}
return cid; // -1 if no channel avail
}
void MarlinHAL::set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=_BV(PWM_RESOLUTION)-1*/, const bool invert/*=false*/) {
#if ENABLED(I2S_STEPPER_STREAM)
if (pin > 127) {
const uint8_t pinlo = pin & 0x7F;
pwm_pin_t &pindata = pwm_pin_data[pinlo];
const uint32_t duty = map(invert ? v_size - v : v, 0, v_size, 0, pindata.pwm_cycle_ticks);
if (duty == 0 || duty == pindata.pwm_cycle_ticks) { // max or min (i.e., on/off)
pindata.pwm_duty_ticks = 0; // turn off PWM for this pin
duty ? SBI32(i2s_port_data, pinlo) : CBI32(i2s_port_data, pinlo); // set pin level
}
else
pindata.pwm_duty_ticks = duty; // PWM duty count = # of 4µs ticks per full PWM cycle
}
else
#endif
{
const int8_t cid = get_pwm_channel(pin, PWM_FREQUENCY, PWM_RESOLUTION);
if (cid >= 0) {
const uint32_t duty = map(invert ? v_size - v : v, 0, v_size, 0, _BV(PWM_RESOLUTION)-1);
ledcWrite(cid, duty);
}
}
}
int8_t MarlinHAL::set_pwm_frequency(const pin_t pin, const uint32_t f_desired) {
#if ENABLED(I2S_STEPPER_STREAM)
if (pin > 127) {
pwm_pin_data[pin & 0x7F].pwm_cycle_ticks = 1000000UL / f_desired / 4; // # of 4µs ticks per full PWM cycle
return 0;
}
else
#endif
{
const int8_t cid = channel_for_pin(pin);
if (cid >= 0) {
if (f_desired == ledcReadFreq(cid)) return cid; // no freq change
ledcDetachPin(chan_pin[cid]);
chan_pin[cid] = 0; // remove old freq channel
}
return get_pwm_channel(pin, f_desired, PWM_RESOLUTION); // try for new one
}
}
// use hardware PWM if avail, if not then ISR
void analogWrite(const pin_t pin, const uint16_t value, const uint32_t freq/*=PWM_FREQUENCY*/, const uint16_t res/*=8*/) { // always 8 bit resolution!
// Use ledc hardware for internal pins
const int8_t cid = get_pwm_channel(pin, freq, res);
if (cid >= 0) {
ledcWrite(cid, value); // set duty value
return;
}
// not a hardware PWM pin OR no PWM channels available
int idx = -1;
// Search Pin
for (int i = 0; i < numPWMUsed; ++i)
if (pwmPins[i] == pin) { idx = i; break; }
if (pwmState[i].pin == pin) { idx = i; break; }
// not found ?
if (idx < 0) {
@@ -250,34 +396,34 @@ void analogWrite(pin_t pin, int value) {
// Take new slot for pin
idx = numPWMUsed;
pwmPins[idx] = pin;
pwmState[idx].pin = pin;
// Start timer on first use
if (idx == 0) HAL_timer_start(PWM_TIMER_NUM, PWM_TIMER_FREQUENCY);
if (idx == 0) HAL_timer_start(MF_TIMER_PWM, PWM_TIMER_FREQUENCY);
++numPWMUsed;
}
// Use 7bit internal value - add 1 to have 100% high at 255
pwmValues[idx] = (value + 1) / 2;
pwmState[idx].value = (value + 1) / 2;
}
// Handle PWM timer interrupt
HAL_PWM_TIMER_ISR() {
HAL_timer_isr_prologue(PWM_TIMER_NUM);
HAL_timer_isr_prologue(MF_TIMER_PWM);
static uint8_t count = 0;
for (int i = 0; i < numPWMUsed; ++i) {
if (count == 0) // Start of interval
WRITE(pwmPins[i], pwmValues[i] ? HIGH : LOW);
else if (pwmValues[i] == count) // End of duration
WRITE(pwmPins[i], LOW);
digitalWrite(pwmState[i].pin, pwmState[i].value ? HIGH : LOW);
else if (pwmState[i].value == count) // End of duration
digitalWrite(pwmState[i].pin, LOW);
}
// 128 for 7 Bit resolution
count = (count + 1) & 0x7F;
HAL_timer_isr_epilogue(PWM_TIMER_NUM);
HAL_timer_isr_epilogue(MF_TIMER_PWM);
}
#endif // ARDUINO_ARCH_ESP32

178
Marlin/src/HAL/ESP32/HAL.h
View File

@@ -32,7 +32,6 @@
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include "i2s.h"
#if ENABLED(WIFISUPPORT)
@@ -49,8 +48,6 @@
// Defines
// ------------------------
extern portMUX_TYPE spinlock;
#define MYSERIAL1 flushableSerial
#if EITHER(WIFISUPPORT, ESP3D_WIFISUPPORT)
@@ -63,26 +60,33 @@ extern portMUX_TYPE spinlock;
#endif
#endif
#define CRITICAL_SECTION_START() portENTER_CRITICAL(&spinlock)
#define CRITICAL_SECTION_END() portEXIT_CRITICAL(&spinlock)
#define ISRS_ENABLED() (spinlock.owner == portMUX_FREE_VAL)
#define ENABLE_ISRS() if (spinlock.owner != portMUX_FREE_VAL) portEXIT_CRITICAL(&spinlock)
#define DISABLE_ISRS() portENTER_CRITICAL(&spinlock)
#define CRITICAL_SECTION_START() portENTER_CRITICAL(&hal.spinlock)
#define CRITICAL_SECTION_END() portEXIT_CRITICAL(&hal.spinlock)
#define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
#define PWM_FREQUENCY 1000u // Default PWM frequency when set_pwm_duty() is called without set_pwm_frequency()
#define PWM_RESOLUTION 10u // Default PWM bit resolution
#define CHANNEL_MAX_NUM 15u // max PWM channel # to allocate (7 to only use low speed, 15 to use low & high)
#define MAX_PWM_IOPIN 33u // hardware pwm pins < 34
#ifndef MAX_EXPANDER_BITS
#define MAX_EXPANDER_BITS 32 // I2S expander bit width (max 32)
#endif
// ------------------------
// Types
// ------------------------
typedef double isr_float_t; // FPU ops are used for single-precision, so use double for ISRs.
typedef int16_t pin_t;
#define HAL_SERVO_LIB Servo
typedef struct pwm_pin {
uint32_t pwm_cycle_ticks = 1000000UL / (PWM_FREQUENCY) / 4; // # ticks per pwm cycle
uint32_t pwm_tick_count = 0; // current tick count
uint32_t pwm_duty_ticks = 0; // # of ticks for current duty cycle
} pwm_pin_t;
// ------------------------
// Public Variables
// ------------------------
/** result of last ADC conversion */
extern uint16_t HAL_adc_result;
class Servo;
typedef Servo hal_servo_t;
// ------------------------
// Public functions
@@ -91,56 +95,21 @@ extern uint16_t HAL_adc_result;
//
// Tone
//
void toneInit();
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration=0);
void noTone(const pin_t _pin);
int8_t get_pwm_channel(const pin_t pin, const uint32_t freq, const uint16_t res);
void analogWrite(const pin_t pin, const uint16_t value, const uint32_t freq=PWM_FREQUENCY, const uint16_t res=8);
// clear reset reason
void HAL_clear_reset_source();
// reset reason
uint8_t HAL_get_reset_source();
void HAL_reboot();
void _delay_ms(int delay);
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
void analogWrite(pin_t pin, int value);
// ADC
#define HAL_ANALOG_SELECT(pin)
void HAL_adc_init();
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
#define HAL_READ_ADC() HAL_adc_result
#define HAL_ADC_READY() true
void HAL_adc_start_conversion(const uint8_t adc_pin);
//
// Pin Mapping for M42, M43, M226
//
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
#define PARSED_PIN_INDEX(code, dval) parser.intval(code, dval)
// Enable hooks into idle and setup for HAL
#define HAL_IDLETASK 1
#define BOARD_INIT() HAL_init_board();
void HAL_idletask();
inline void HAL_init() {}
void HAL_init_board();
#if ENABLED(USE_ESP32_EXIO)
void Write_EXIO(uint8_t IO, uint8_t v);
#endif
//
// Delay in cycles (used by DELAY_NS / DELAY_US)
@@ -182,3 +151,96 @@ FORCE_INLINE static void DELAY_CYCLES(uint32_t x) {
}
}
// ------------------------
// Class Utilities
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#pragma GCC diagnostic pop
void _delay_ms(const int ms);
// ------------------------
// MarlinHAL Class
// ------------------------
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init() {} // Called early in setup()
static void init_board(); // Called less early in setup()
static void reboot(); // Restart the firmware
// Interrupts
static portMUX_TYPE spinlock;
static bool isr_state() { return spinlock.owner == portMUX_FREE_VAL; }
static void isr_on() { if (spinlock.owner != portMUX_FREE_VAL) portEXIT_CRITICAL(&spinlock); }
static void isr_off() { portENTER_CRITICAL(&spinlock); }
static void delay_ms(const int ms) { _delay_ms(ms); }
// Tasks, called from idle()
static void idletask();
// Reset
static uint8_t get_reset_source();
static void clear_reset_source() {}
// Free SRAM
static int freeMemory();
static pwm_pin_t pwm_pin_data[MAX_EXPANDER_BITS];
//
// ADC Methods
//
static uint16_t adc_result;
// Called by Temperature::init once at startup
static void adc_init();
// Called by Temperature::init for each sensor at startup
static void adc_enable(const pin_t pin) {}
// Begin ADC sampling on the given pin. Called from Temperature::isr!
static void adc_start(const pin_t pin);
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value() { return adc_result; }
/**
* If not already allocated, allocate a hardware PWM channel
* to the pin and set the duty cycle..
* Optionally invert the duty cycle [default = false]
* Optionally change the scale of the provided value to enable finer PWM duty control [default = 255]
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
/**
* Allocate and set the frequency of a hardware PWM pin
* Returns -1 if no pin available.
*/
static int8_t set_pwm_frequency(const pin_t pin, const uint32_t f_desired);
};

6
Marlin/src/HAL/ESP32/HAL_SPI.cpp
View File

@@ -53,11 +53,9 @@ static SPISettings spiConfig;
// ------------------------
void spiBegin() {
#if !PIN_EXISTS(SD_SS)
#error "SD_SS_PIN not defined!"
#if ENABLED(SDSUPPORT) && PIN_EXISTS(SD_SS)
OUT_WRITE(SD_SS_PIN, HIGH);
#endif
OUT_WRITE(SD_SS_PIN, HIGH);
}
void spiInit(uint8_t spiRate) {

18
Marlin/src/HAL/ESP32/Servo.cpp
View File

@@ -31,20 +31,18 @@
// so we only allocate servo channels up high to avoid side effects with regards to analogWrite (fans, leds, laser pwm etc.)
int Servo::channel_next_free = 12;
Servo::Servo() {
channel = channel_next_free++;
}
Servo::Servo() {}
int8_t Servo::attach(const int inPin) {
if (channel >= CHANNEL_MAX_NUM) return -1;
if (inPin > 0) pin = inPin;
ledcSetup(channel, 50, 16); // channel X, 50 Hz, 16-bit depth
ledcAttachPin(pin, channel);
return true;
channel = get_pwm_channel(pin, 50u, 16u);
return channel; // -1 if no PWM avail.
}
void Servo::detach() { ledcDetachPin(pin); }
// leave channel connected to servo - set duty to zero
void Servo::detach() {
if (channel >= 0) ledcWrite(channel, 0);
}
int Servo::read() { return degrees; }
@@ -52,7 +50,7 @@ void Servo::write(int inDegrees) {
degrees = constrain(inDegrees, MIN_ANGLE, MAX_ANGLE);
int us = map(degrees, MIN_ANGLE, MAX_ANGLE, MIN_PULSE_WIDTH, MAX_PULSE_WIDTH);
int duty = map(us, 0, TAU_USEC, 0, MAX_COMPARE);
ledcWrite(channel, duty);
if (channel >= 0) ledcWrite(channel, duty); // don't save duty for servos!
}
void Servo::move(const int value) {

3
Marlin/src/HAL/ESP32/Servo.h
View File

@@ -30,8 +30,7 @@ class Servo {
MAX_PULSE_WIDTH = 2400, // Longest pulse sent to a servo
TAU_MSEC = 20,
TAU_USEC = (TAU_MSEC * 1000),
MAX_COMPARE = _BV(16) - 1, // 65535
CHANNEL_MAX_NUM = 16;
MAX_COMPARE = _BV(16) - 1; // 65535
public:
Servo();

8
Marlin/src/HAL/ESP32/Tone.cpp
View File

@@ -35,19 +35,19 @@
static pin_t tone_pin;
volatile static int32_t toggles;
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration) {
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration/*=0*/) {
tone_pin = _pin;
toggles = 2 * frequency * duration / 1000;
HAL_timer_start(TONE_TIMER_NUM, 2 * frequency);
HAL_timer_start(MF_TIMER_TONE, 2 * frequency);
}
void noTone(const pin_t _pin) {
HAL_timer_disable_interrupt(TONE_TIMER_NUM);
HAL_timer_disable_interrupt(MF_TIMER_TONE);
WRITE(_pin, LOW);
}
HAL_TONE_TIMER_ISR() {
HAL_timer_isr_prologue(TONE_TIMER_NUM);
HAL_timer_isr_prologue(MF_TIMER_TONE);
if (toggles) {
toggles--;

6
Marlin/src/HAL/ESP32/endstop_interrupts.h
View File

@@ -65,4 +65,10 @@ void setup_endstop_interrupts() {
TERN_(HAS_J_MIN, _ATTACH(J_MIN_PIN));
TERN_(HAS_K_MAX, _ATTACH(K_MAX_PIN));
TERN_(HAS_K_MIN, _ATTACH(K_MIN_PIN));
TERN_(HAS_U_MAX, _ATTACH(U_MAX_PIN));
TERN_(HAS_U_MIN, _ATTACH(U_MIN_PIN));
TERN_(HAS_V_MAX, _ATTACH(V_MAX_PIN));
TERN_(HAS_V_MIN, _ATTACH(V_MIN_PIN));
TERN_(HAS_W_MAX, _ATTACH(W_MAX_PIN));
TERN_(HAS_W_MIN, _ATTACH(W_MIN_PIN));
}

6
Marlin/src/HAL/ESP32/esp32.csv Normal file
View File

@@ -0,0 +1,6 @@
# Name, Type, SubType, Offset, Size, Flags
nvs, data, nvs, 0x9000, 0x5000,
otadata, data, ota, 0xe000, 0x2000,
app0, app, ota_0, 0x10000, 0x180000,
app1, app, ota_1, 0x190000, 0x180000,
spiffs, data, spiffs, 0x310000, 0xF0000,
1 # Name Type SubType Offset Size Flags
2 nvs data nvs 0x9000 0x5000
3 otadata data ota 0xe000 0x2000
4 app0 app ota_0 0x10000 0x180000
5 app1 app ota_1 0x190000 0x180000
6 spiffs data spiffs 0x310000 0xF0000

18
Marlin/src/HAL/ESP32/fastio.h
View File

@@ -40,13 +40,19 @@
// Set pin as input with pullup mode
#define _PULLUP(IO, v) pinMode(IO, v ? INPUT_PULLUP : INPUT)
// Read a pin wrapper
#define READ(IO) (IS_I2S_EXPANDER_PIN(IO) ? i2s_state(I2S_EXPANDER_PIN_INDEX(IO)) : digitalRead(IO))
#if ENABLED(USE_ESP32_EXIO)
// Read a pin wrapper
#define READ(IO) digitalRead(IO)
// Write to a pin wrapper
#define WRITE(IO, v) (IO >= 100 ? Write_EXIO(IO, v) : digitalWrite(IO, v))
#else
// Read a pin wrapper
#define READ(IO) (IS_I2S_EXPANDER_PIN(IO) ? i2s_state(I2S_EXPANDER_PIN_INDEX(IO)) : digitalRead(IO))
// Write to a pin wrapper
#define WRITE(IO, v) (IS_I2S_EXPANDER_PIN(IO) ? i2s_write(I2S_EXPANDER_PIN_INDEX(IO), v) : digitalWrite(IO, v))
#endif
// Write to a pin wrapper
#define WRITE(IO, v) (IS_I2S_EXPANDER_PIN(IO) ? i2s_write(I2S_EXPANDER_PIN_INDEX(IO), v) : digitalWrite(IO, v))
// Set pin as input wrapper
// Set pin as input wrapper (0x80 | (v << 5) | (IO - 100))
#define SET_INPUT(IO) _SET_INPUT(IO)
// Set pin as input with pullup wrapper

53
Marlin/src/HAL/ESP32/i2s.cpp
View File

@@ -23,6 +23,8 @@
#include "../../inc/MarlinConfigPre.h"
#if DISABLED(USE_ESP32_EXIO)
#include "i2s.h"
#include "../shared/Marduino.h"
@@ -62,12 +64,9 @@ uint32_t i2s_port_data = 0;
#define I2S_EXIT_CRITICAL() portEXIT_CRITICAL(&i2s_spinlock[i2s_num])
static inline void gpio_matrix_out_check(uint32_t gpio, uint32_t signal_idx, bool out_inv, bool oen_inv) {
//if pin = -1, do not need to configure
if (gpio != -1) {
PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[gpio], PIN_FUNC_GPIO);
gpio_set_direction((gpio_num_t)gpio, (gpio_mode_t)GPIO_MODE_DEF_OUTPUT);
gpio_matrix_out(gpio, signal_idx, out_inv, oen_inv);
}
PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[gpio], PIN_FUNC_GPIO);
gpio_set_direction((gpio_num_t)gpio, (gpio_mode_t)GPIO_MODE_DEF_OUTPUT);
gpio_matrix_out(gpio, signal_idx, out_inv, oen_inv);
}
static esp_err_t i2s_reset_fifo(i2s_port_t i2s_num) {
@@ -254,13 +253,7 @@ int i2s_init() {
I2S0.fifo_conf.dscr_en = 0;
I2S0.conf_chan.tx_chan_mod = (
#if ENABLED(I2S_STEPPER_SPLIT_STREAM)
4
#else
0
#endif
);
I2S0.conf_chan.tx_chan_mod = TERN(I2S_STEPPER_SPLIT_STREAM, 4, 0);
I2S0.fifo_conf.tx_fifo_mod = 0;
I2S0.conf.tx_mono = 0;
@@ -311,9 +304,16 @@ int i2s_init() {
xTaskCreatePinnedToCore(stepperTask, "StepperTask", 10000, nullptr, 1, nullptr, CONFIG_ARDUINO_RUNNING_CORE); // run I2S stepper task on same core as rest of Marlin
// Route the i2s pins to the appropriate GPIO
gpio_matrix_out_check(I2S_DATA, I2S0O_DATA_OUT23_IDX, 0, 0);
gpio_matrix_out_check(I2S_BCK, I2S0O_BCK_OUT_IDX, 0, 0);
gpio_matrix_out_check(I2S_WS, I2S0O_WS_OUT_IDX, 0, 0);
// If a pin is not defined, no need to configure
#if defined(I2S_DATA) && I2S_DATA >= 0
gpio_matrix_out_check(I2S_DATA, I2S0O_DATA_OUT23_IDX, 0, 0);
#endif
#if defined(I2S_BCK) && I2S_BCK >= 0
gpio_matrix_out_check(I2S_BCK, I2S0O_BCK_OUT_IDX, 0, 0);
#endif
#if defined(I2S_WS) && I2S_WS >= 0
gpio_matrix_out_check(I2S_WS, I2S0O_WS_OUT_IDX, 0, 0);
#endif
// Start the I2S peripheral
return i2s_start(I2S_NUM_0);
@@ -337,7 +337,28 @@ uint8_t i2s_state(uint8_t pin) {
}
void i2s_push_sample() {
// Every 4µs (when space in DMA buffer) toggle each expander PWM output using
// the current duty cycle/frequency so they sync with any steps (once
// through the DMA/FIFO buffers). PWM signal inversion handled by other functions
LOOP_L_N(p, MAX_EXPANDER_BITS) {
if (hal.pwm_pin_data[p].pwm_duty_ticks > 0) { // pin has active pwm?
if (hal.pwm_pin_data[p].pwm_tick_count == 0) {
if (TEST32(i2s_port_data, p)) { // hi->lo
CBI32(i2s_port_data, p);
hal.pwm_pin_data[p].pwm_tick_count = hal.pwm_pin_data[p].pwm_cycle_ticks - hal.pwm_pin_data[p].pwm_duty_ticks;
}
else { // lo->hi
SBI32(i2s_port_data, p);
hal.pwm_pin_data[p].pwm_tick_count = hal.pwm_pin_data[p].pwm_duty_ticks;
}
}
else
hal.pwm_pin_data[p].pwm_tick_count--;
}
}
dma.current[dma.rw_pos++] = i2s_port_data;
}
#endif // !USE_ESP32_EXIO
#endif // ARDUINO_ARCH_ESP32

7
Marlin/src/HAL/ESP32/inc/Conditionals_adv.h
View File

@@ -20,3 +20,10 @@
*
*/
#pragma once
//
// Board-specific options need to be defined before HAL.h
//
#if MB(MKS_TINYBEE)
#define MAX_EXPANDER_BITS 24 // TinyBee has 3 x HC595
#endif

16
Marlin/src/HAL/ESP32/inc/SanityCheck.h
View File

@@ -25,8 +25,8 @@
#error "EMERGENCY_PARSER is not yet implemented for ESP32. Disable EMERGENCY_PARSER to continue."
#endif
#if ENABLED(FAST_PWM_FAN) || SPINDLE_LASER_FREQUENCY
#error "Features requiring Hardware PWM (FAST_PWM_FAN, SPINDLE_LASER_FREQUENCY) are not yet supported on ESP32."
#if (ENABLED(SPINDLE_LASER_USE_PWM) && SPINDLE_LASER_FREQUENCY > 78125) || (ENABLED(FAST_PWM_FAN_FREQUENCY) && FAST_PWM_FAN_FREQUENCY > 78125)
#error "SPINDLE_LASER_FREQUENCY and FAST_PWM_FREQUENCY maximum value is 78125Hz for ESP32."
#endif
#if HAS_TMC_SW_SERIAL
@@ -40,3 +40,15 @@
#if ENABLED(POSTMORTEM_DEBUGGING)
#error "POSTMORTEM_DEBUGGING is not yet supported on ESP32."
#endif
#if MB(MKS_TINYBEE) && ENABLED(FAST_PWM_FAN)
#error "FAST_PWM_FAN is not available on TinyBee."
#endif
#if USING_PULLDOWNS
#error "PULLDOWN pin mode is not available on ESP32 boards."
#endif
#if BOTH(I2S_STEPPER_STREAM, LIN_ADVANCE)
#error "I2S stream is currently incompatible with LIN_ADVANCE."
#endif

20
Marlin/src/HAL/ESP32/timers.cpp
View File

@@ -41,7 +41,7 @@
static timg_dev_t *TG[2] = {&TIMERG0, &TIMERG1};
const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
const tTimerConfig timer_config[NUM_HARDWARE_TIMERS] = {
{ TIMER_GROUP_0, TIMER_0, STEPPER_TIMER_PRESCALE, stepTC_Handler }, // 0 - Stepper
{ TIMER_GROUP_0, TIMER_1, TEMP_TIMER_PRESCALE, tempTC_Handler }, // 1 - Temperature
{ TIMER_GROUP_1, TIMER_0, PWM_TIMER_PRESCALE, pwmTC_Handler }, // 2 - PWM
@@ -53,7 +53,7 @@ const tTimerConfig TimerConfig [NUM_HARDWARE_TIMERS] = {
// ------------------------
void IRAM_ATTR timer_isr(void *para) {
const tTimerConfig& timer = TimerConfig[(int)para];
const tTimerConfig& timer = timer_config[(int)para];
// Retrieve the interrupt status and the counter value
// from the timer that reported the interrupt
@@ -81,8 +81,8 @@ void IRAM_ATTR timer_isr(void *para) {
* @param timer_num timer number to initialize
* @param frequency frequency of the timer
*/
void HAL_timer_start(const uint8_t timer_num, uint32_t frequency) {
const tTimerConfig timer = TimerConfig[timer_num];
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
const tTimerConfig timer = timer_config[timer_num];
timer_config_t config;
config.divider = timer.divider;
@@ -115,7 +115,7 @@ void HAL_timer_start(const uint8_t timer_num, uint32_t frequency) {
* @param count threshold at which the interrupt is triggered
*/
void HAL_timer_set_compare(const uint8_t timer_num, hal_timer_t count) {
const tTimerConfig timer = TimerConfig[timer_num];
const tTimerConfig timer = timer_config[timer_num];
timer_set_alarm_value(timer.group, timer.idx, count);
}
@@ -125,7 +125,7 @@ void HAL_timer_set_compare(const uint8_t timer_num, hal_timer_t count) {
* @return the timer current threshold for the alarm to be triggered
*/
hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
const tTimerConfig timer = TimerConfig[timer_num];
const tTimerConfig timer = timer_config[timer_num];
uint64_t alarm_value;
timer_get_alarm_value(timer.group, timer.idx, &alarm_value);
@@ -139,7 +139,7 @@ hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
* @return the current counter of the alarm
*/
hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
const tTimerConfig timer = TimerConfig[timer_num];
const tTimerConfig timer = timer_config[timer_num];
uint64_t counter_value;
timer_get_counter_value(timer.group, timer.idx, &counter_value);
return counter_value;
@@ -150,7 +150,7 @@ hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
* @param timer_num timer number to enable interrupts on
*/
void HAL_timer_enable_interrupt(const uint8_t timer_num) {
//const tTimerConfig timer = TimerConfig[timer_num];
//const tTimerConfig timer = timer_config[timer_num];
//timer_enable_intr(timer.group, timer.idx);
}
@@ -159,12 +159,12 @@ void HAL_timer_enable_interrupt(const uint8_t timer_num) {
* @param timer_num timer number to disable interrupts on
*/
void HAL_timer_disable_interrupt(const uint8_t timer_num) {
//const tTimerConfig timer = TimerConfig[timer_num];
//const tTimerConfig timer = timer_config[timer_num];
//timer_disable_intr(timer.group, timer.idx);
}
bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
const tTimerConfig timer = TimerConfig[timer_num];
const tTimerConfig timer = timer_config[timer_num];
return TG[timer.group]->int_ena.val | BIT(timer_num);
}

38
Marlin/src/HAL/ESP32/timers.h
View File

@@ -32,20 +32,20 @@
typedef uint64_t hal_timer_t;
#define HAL_TIMER_TYPE_MAX 0xFFFFFFFFFFFFFFFFULL
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 0 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 0 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 1 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 1 // Timer Index for Temperature
#endif
#ifndef PWM_TIMER_NUM
#define PWM_TIMER_NUM 2 // index of timer to use for PWM outputs
#ifndef MF_TIMER_PWM
#define MF_TIMER_PWM 2 // index of timer to use for PWM outputs
#endif
#ifndef TONE_TIMER_NUM
#define TONE_TIMER_NUM 3 // index of timer for beeper tones
#ifndef MF_TIMER_TONE
#define MF_TIMER_TONE 3 // index of timer for beeper tones
#endif
#define HAL_TIMER_RATE APB_CLK_FREQ // frequency of timer peripherals
@@ -79,12 +79,12 @@ typedef uint64_t hal_timer_t;
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_TEMP_TIMER_ISR
#define HAL_TEMP_TIMER_ISR() extern "C" void tempTC_Handler()
@@ -121,13 +121,13 @@ typedef struct {
// Public Variables
// ------------------------
extern const tTimerConfig TimerConfig[];
extern const tTimerConfig timer_config[];
// ------------------------
// Public functions
// ------------------------
void HAL_timer_start (const uint8_t timer_num, uint32_t frequency);
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t count);
hal_timer_t HAL_timer_get_compare(const uint8_t timer_num);
hal_timer_t HAL_timer_get_count(const uint8_t timer_num);
@@ -136,5 +136,5 @@ void HAL_timer_enable_interrupt(const uint8_t timer_num);
void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
#define HAL_timer_isr_prologue(TIMER_NUM)
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_prologue(T) NOOP
#define HAL_timer_isr_epilogue(T) NOOP

94
Marlin/src/HAL/ESP32/u8g_esp32_spi.cpp Normal file
View File

@@ -0,0 +1,94 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2022 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* Copypaste of SAMD51 HAL developed by Giuliano Zaro (AKA GMagician)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef ARDUINO_ARCH_ESP32
#include "../../inc/MarlinConfig.h"
#if EITHER(MKS_MINI_12864, FYSETC_MINI_12864_2_1)
#include <U8glib-HAL.h>
#include "../shared/HAL_SPI.h"
#include "HAL.h"
#include "SPI.h"
static SPISettings spiConfig;
#ifndef LCD_SPI_SPEED
#ifdef SD_SPI_SPEED
#define LCD_SPI_SPEED SD_SPI_SPEED // Assume SPI speed shared with SD
#else
#define LCD_SPI_SPEED SPI_FULL_SPEED // Use full speed if SD speed is not supplied
#endif
#endif
uint8_t u8g_eps_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) {
static uint8_t msgInitCount = 2; // Ignore all messages until 2nd U8G_COM_MSG_INIT
if (msgInitCount) {
if (msg == U8G_COM_MSG_INIT) msgInitCount--;
if (msgInitCount) return -1;
}
switch (msg) {
case U8G_COM_MSG_STOP: break;
case U8G_COM_MSG_INIT:
OUT_WRITE(DOGLCD_CS, HIGH);
OUT_WRITE(DOGLCD_A0, HIGH);
OUT_WRITE(LCD_RESET_PIN, HIGH);
u8g_Delay(5);
spiBegin();
spiInit(LCD_SPI_SPEED);
break;
case U8G_COM_MSG_ADDRESS: /* define cmd (arg_val = 0) or data mode (arg_val = 1) */
WRITE(DOGLCD_A0, arg_val ? HIGH : LOW);
break;
case U8G_COM_MSG_CHIP_SELECT: /* arg_val == 0 means HIGH level of U8G_PI_CS */
WRITE(DOGLCD_CS, arg_val ? LOW : HIGH);
break;
case U8G_COM_MSG_RESET:
WRITE(LCD_RESET_PIN, arg_val);
break;
case U8G_COM_MSG_WRITE_BYTE:
spiSend((uint8_t)arg_val);
break;
case U8G_COM_MSG_WRITE_SEQ:
uint8_t *ptr = (uint8_t*) arg_ptr;
while (arg_val > 0) {
spiSend(*ptr++);
arg_val--;
}
break;
}
return 1;
}
#endif // EITHER(MKS_MINI_12864, FYSETC_MINI_12864_2_1)
#endif // ARDUINO_ARCH_ESP32

5
Marlin/src/HAL/HAL.h
View File

@@ -28,6 +28,7 @@
#endif
#include HAL_PATH(.,HAL.h)
extern MarlinHAL hal;
#define HAL_ADC_RANGE _BV(HAL_ADC_RESOLUTION)
@@ -44,7 +45,3 @@
#ifndef PGMSTR
#define PGMSTR(NAM,STR) const char NAM[] = STR
#endif
inline void watchdog_refresh() {
TERN_(USE_WATCHDOG, HAL_watchdog_refresh());
}

37
Marlin/src/HAL/LINUX/HAL.cpp
View File

@@ -24,6 +24,10 @@
#include "../../inc/MarlinConfig.h"
#include "../shared/Delay.h"
// ------------------------
// Serial ports
// ------------------------
MSerialT usb_serial(TERN0(EMERGENCY_PARSER, true));
// U8glib required functions
@@ -37,42 +41,21 @@ extern "C" {
//************************//
// return free heap space
int freeMemory() {
return 0;
}
int freeMemory() { return 0; }
// ------------------------
// ADC
// ------------------------
void HAL_adc_init() {
uint8_t MarlinHAL::active_ch = 0;
}
void HAL_adc_enable_channel(const uint8_t ch) {
}
uint8_t active_ch = 0;
void HAL_adc_start_conversion(const uint8_t ch) {
active_ch = ch;
}
bool HAL_adc_finished() {
return true;
}
uint16_t HAL_adc_get_result() {
pin_t pin = analogInputToDigitalPin(active_ch);
uint16_t MarlinHAL::adc_value() {
const pin_t pin = analogInputToDigitalPin(active_ch);
if (!VALID_PIN(pin)) return 0;
uint16_t data = ((Gpio::get(pin) >> 2) & 0x3FF);
const uint16_t data = ((Gpio::get(pin) >> 2) & 0x3FF);
return data; // return 10bit value as Marlin expects
}
void HAL_pwm_init() {
}
void HAL_reboot() { /* Reset the application state and GPIO */ }
void MarlinHAL::reboot() { /* Reset the application state and GPIO */ }
#endif // __PLAT_LINUX__

150
Marlin/src/HAL/LINUX/HAL.h
View File

@@ -21,25 +21,42 @@
*/
#pragma once
#define CPU_32_BIT
#include "../../inc/MarlinConfigPre.h"
#define F_CPU 100000000UL
#define SystemCoreClock F_CPU
#include <iostream>
#include <stdint.h>
#include <stdarg.h>
#undef min
#undef max
#include <algorithm>
void _printf (const char *format, ...);
#include "hardware/Clock.h"
#include "../shared/Marduino.h"
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "serial.h"
// ------------------------
// Defines
// ------------------------
#define CPU_32_BIT
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
#define F_CPU 100000000UL
#define SystemCoreClock F_CPU
#define DELAY_CYCLES(x) Clock::delayCycles(x)
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
void _printf(const char *format, ...);
void _putc(uint8_t c);
uint8_t _getc();
//extern "C" volatile uint32_t _millis;
//arduino: Print.h
#define DEC 10
#define HEX 16
@@ -49,67 +66,100 @@ uint8_t _getc();
#define B01 1
#define B10 2
#include "hardware/Clock.h"
#include "../shared/Marduino.h"
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include "serial.h"
#define SHARED_SERVOS HAS_SERVOS
// ------------------------
// Serial ports
// ------------------------
extern MSerialT usb_serial;
#define MYSERIAL1 usb_serial
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
//
// Interrupts
//
#define CRITICAL_SECTION_START()
#define CRITICAL_SECTION_END()
#define ISRS_ENABLED()
#define ENABLE_ISRS()
#define DISABLE_ISRS()
inline void HAL_init() {}
// ADC
#define HAL_ADC_VREF 5.0
#define HAL_ADC_RESOLUTION 10
// Utility functions
// ------------------------
// Class Utilities
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
#pragma GCC diagnostic pop
// ADC
#define HAL_ADC_VREF 5.0
#define HAL_ADC_RESOLUTION 10
#define HAL_ANALOG_SELECT(ch) HAL_adc_enable_channel(ch)
#define HAL_START_ADC(ch) HAL_adc_start_conversion(ch)
#define HAL_READ_ADC() HAL_adc_get_result()
#define HAL_ADC_READY() true
// ------------------------
// MarlinHAL Class
// ------------------------
void HAL_adc_init();
void HAL_adc_enable_channel(const uint8_t ch);
void HAL_adc_start_conversion(const uint8_t ch);
uint16_t HAL_adc_get_result();
class MarlinHAL {
public:
// Reset source
inline void HAL_clear_reset_source(void) {}
inline uint8_t HAL_get_reset_source(void) { return RST_POWER_ON; }
// Earliest possible init, before setup()
MarlinHAL() {}
void HAL_reboot(); // Reset the application state and GPIO
// Watchdog
static void watchdog_init() {}
static void watchdog_refresh() {}
/* ---------------- Delay in cycles */
FORCE_INLINE static void DELAY_CYCLES(uint64_t x) {
Clock::delayCycles(x);
}
static void init() {} // Called early in setup()
static void init_board() {} // Called less early in setup()
static void reboot(); // Reset the application state and GPIO
// Interrupts
static bool isr_state() { return true; }
static void isr_on() {}
static void isr_off() {}
static void delay_ms(const int ms) { _delay_ms(ms); }
// Tasks, called from idle()
static void idletask() {}
// Reset
static constexpr uint8_t reset_reason = RST_POWER_ON;
static uint8_t get_reset_source() { return reset_reason; }
static void clear_reset_source() {}
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
static uint8_t active_ch;
// Called by Temperature::init once at startup
static void adc_init() {}
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t) {}
// Begin ADC sampling on the given channel
static void adc_start(const uint8_t ch) { active_ch = ch; }
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value();
/**
* Set the PWM duty cycle for the pin to the given value.
* No option to change the resolution or invert the duty cycle.
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=false) {
analogWrite(pin, v);
}
static void set_pwm_frequency(const pin_t, int) {}
};

4
Marlin/src/HAL/LINUX/arduino.cpp
View File

@@ -31,9 +31,7 @@ void cli() { } // Disable
void sei() { } // Enable
// Time functions
void _delay_ms(const int delay_ms) {
delay(delay_ms);
}
void _delay_ms(const int ms) { delay(ms); }
uint32_t millis() {
return (uint32_t)Clock::millis();

16
Marlin/src/HAL/LINUX/eeprom.cpp
View File

@@ -69,12 +69,12 @@ bool PersistentStore::write_data(int &pos, const uint8_t *value, size_t size, ui
std::size_t bytes_written = 0;
for (std::size_t i = 0; i < size; i++) {
buffer[pos+i] = value[i];
bytes_written ++;
buffer[pos + i] = value[i];
bytes_written++;
}
crc16(crc, value, size);
pos = pos + size;
pos += size;
return (bytes_written != size); // return true for any error
}
@@ -82,21 +82,21 @@ bool PersistentStore::read_data(int &pos, uint8_t *value, const size_t size, uin
std::size_t bytes_read = 0;
if (writing) {
for (std::size_t i = 0; i < size; i++) {
value[i] = buffer[pos+i];
bytes_read ++;
value[i] = buffer[pos + i];
bytes_read++;
}
crc16(crc, value, size);
}
else {
uint8_t temp[size];
for (std::size_t i = 0; i < size; i++) {
temp[i] = buffer[pos+i];
bytes_read ++;
temp[i] = buffer[pos + i];
bytes_read++;
}
crc16(crc, temp, size);
}
pos = pos + size;
pos += size;
return bytes_read != size; // return true for any error
}

4
Marlin/src/HAL/LINUX/hardware/Heater.h
View File

@@ -26,8 +26,8 @@
struct LowpassFilter {
uint64_t data_delay = 0;
uint16_t update(uint16_t value) {
data_delay = data_delay - (data_delay >> 6) + value;
return (uint16_t)(data_delay >> 6);
data_delay += value - (data_delay >> 6);
return uint16_t(data_delay >> 6);
}
};

7
Marlin/src/HAL/LINUX/include/Arduino.h
View File

@@ -59,10 +59,9 @@ typedef uint8_t byte;
#endif
#define sq(v) ((v) * (v))
#define square(v) sq(v)
#define constrain(value, arg_min, arg_max) ((value) < (arg_min) ? (arg_min) :((value) > (arg_max) ? (arg_max) : (value)))
//Interrupts
// Interrupts
void cli(); // Disable
void sei(); // Enable
void attachInterrupt(uint32_t pin, void (*callback)(), uint32_t mode);
@@ -74,8 +73,8 @@ extern "C" {
}
// Time functions
extern "C" void delay(const int milis);
void _delay_ms(const int delay);
extern "C" void delay(const int ms);
void _delay_ms(const int ms);
void delayMicroseconds(unsigned long);
uint32_t millis();

27
Marlin/src/HAL/LINUX/timers.h
View File

@@ -37,14 +37,14 @@ typedef uint32_t hal_timer_t;
#define HAL_TIMER_RATE ((SystemCoreClock) / 4) // frequency of timers peripherals
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 0 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 0 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 1 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 1 // Timer Index for Temperature
#endif
#define TEMP_TIMER_RATE 1000000
@@ -58,12 +58,12 @@ typedef uint32_t hal_timer_t;
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_STEP_TIMER_ISR
#define HAL_STEP_TIMER_ISR() extern "C" void TIMER0_IRQHandler()
@@ -77,7 +77,6 @@ typedef uint32_t hal_timer_t;
#define HAL_PWM_TIMER_ISR() extern "C" void TIMER3_IRQHandler()
#define HAL_PWM_TIMER_IRQn
void HAL_timer_init();
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
@@ -93,5 +92,5 @@ void HAL_timer_enable_interrupt(const uint8_t timer_num);
void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
#define HAL_timer_isr_prologue(TIMER_NUM)
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_prologue(T) NOOP
#define HAL_timer_isr_epilogue(T) NOOP

37
Marlin/src/HAL/LINUX/watchdog.cpp
View File

@@ -1,37 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef __PLAT_LINUX__
#include "../../inc/MarlinConfig.h"
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
void watchdog_init() {}
void HAL_watchdog_refresh() {}
#endif
#endif // __PLAT_LINUX__

94
Marlin/src/HAL/LPC1768/HAL.cpp
View File

@@ -25,13 +25,9 @@
#include "../shared/Delay.h"
#include "../../../gcode/parser.h"
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
#endif
DefaultSerial1 USBSerial(false, UsbSerial);
uint32_t HAL_adc_reading = 0;
uint32_t MarlinHAL::adc_result = 0;
// U8glib required functions
extern "C" {
@@ -41,8 +37,6 @@ extern "C" {
void u8g_Delay(uint16_t val) { delay(val); }
}
//************************//
// return free heap space
int freeMemory() {
char stack_end;
@@ -54,7 +48,71 @@ int freeMemory() {
return result;
}
// scan command line for code
void MarlinHAL::reboot() { NVIC_SystemReset(); }
uint8_t MarlinHAL::get_reset_source() {
#if ENABLED(USE_WATCHDOG)
if (watchdog_timed_out()) return RST_WATCHDOG;
#endif
return RST_POWER_ON;
}
void MarlinHAL::clear_reset_source() { watchdog_clear_timeout_flag(); }
void flashFirmware(const int16_t) {
delay(500); // Give OS time to disconnect
USB_Connect(false); // USB clear connection
delay(1000); // Give OS time to notice
hal.reboot();
}
#if ENABLED(USE_WATCHDOG)
#include <lpc17xx_wdt.h>
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
void MarlinHAL::watchdog_init() {
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Configure WDT to only trigger an interrupt
// Initialize WDT with the given parameters
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_INT_ONLY);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_RESET);
#endif
WDT_Start(WDT_TIMEOUT_US);
}
void MarlinHAL::watchdog_refresh() {
WDT_Feed();
#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
TOGGLE(LED_PIN); // heartbeat indicator
#endif
}
// Timeout state
bool MarlinHAL::watchdog_timed_out() { return TEST(WDT_ReadTimeOutFlag(), 0); }
void MarlinHAL::watchdog_clear_timeout_flag() { WDT_ClrTimeOutFlag(); }
#endif // USE_WATCHDOG
// For M42/M43, scan command line for pin code
// return index into pin map array if found and the pin is valid.
// return dval if not found or not a valid pin.
int16_t PARSED_PIN_INDEX(const char code, const int16_t dval) {
@@ -63,24 +121,4 @@ int16_t PARSED_PIN_INDEX(const char code, const int16_t dval) {
return ind > -1 ? ind : dval;
}
void flashFirmware(const int16_t) {
delay(500); // Give OS time to disconnect
USB_Connect(false); // USB clear connection
delay(1000); // Give OS time to notice
HAL_reboot();
}
void HAL_clear_reset_source(void) {
TERN_(USE_WATCHDOG, watchdog_clear_timeout_flag());
}
uint8_t HAL_get_reset_source(void) {
#if ENABLED(USE_WATCHDOG)
if (watchdog_timed_out()) return RST_WATCHDOG;
#endif
return RST_POWER_ON;
}
void HAL_reboot() { NVIC_SystemReset(); }
#endif // TARGET_LPC1768

168
Marlin/src/HAL/LPC1768/HAL.h
View File

@@ -28,8 +28,6 @@
#define CPU_32_BIT
void HAL_init();
#include <stdint.h>
#include <stdarg.h>
#include <algorithm>
@@ -40,19 +38,15 @@ extern "C" volatile uint32_t _millis;
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include "MarlinSerial.h"
#include <adc.h>
#include <pinmapping.h>
#include <CDCSerial.h>
//
// Default graphical display delays
//
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
// ------------------------
// Serial ports
// ------------------------
typedef ForwardSerial1Class< decltype(UsbSerial) > DefaultSerial1;
extern DefaultSerial1 USBSerial;
@@ -114,28 +108,12 @@ extern DefaultSerial1 USBSerial;
//
// Interrupts
//
#define CRITICAL_SECTION_START() uint32_t primask = __get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (!primask) __enable_irq()
#define ISRS_ENABLED() (!__get_PRIMASK())
#define ENABLE_ISRS() __enable_irq()
#define DISABLE_ISRS() __disable_irq()
#define CRITICAL_SECTION_START() const bool irqon = !__get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (irqon) __enable_irq()
//
// Utility functions
//
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
//
// ADC API
// ADC
//
#define ADC_MEDIAN_FILTER_SIZE (23) // Higher values increase step delay (phase shift),
@@ -154,20 +132,9 @@ int freeMemory();
#define HAL_ADC_RESOLUTION 12 // 15 bit maximum, raw temperature is stored as int16_t
#define HAL_ADC_FILTERED // Disable oversampling done in Marlin as ADC values already filtered in HAL
using FilteredADC = LPC176x::ADC<ADC_LOWPASS_K_VALUE, ADC_MEDIAN_FILTER_SIZE>;
extern uint32_t HAL_adc_reading;
[[gnu::always_inline]] inline void HAL_adc_start_conversion(const pin_t pin) {
HAL_adc_reading = FilteredADC::read(pin) >> (16 - HAL_ADC_RESOLUTION); // returns 16bit value, reduce to required bits
}
[[gnu::always_inline]] inline uint16_t HAL_adc_get_result() {
return HAL_adc_reading;
}
#define HAL_adc_init()
#define HAL_ANALOG_SELECT(pin) FilteredADC::enable_channel(pin)
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
#define HAL_READ_ADC() HAL_adc_get_result()
#define HAL_ADC_READY() (true)
//
// Pin Mapping for M42, M43, M226
//
// Test whether the pin is valid
constexpr bool VALID_PIN(const pin_t pin) {
@@ -194,32 +161,107 @@ int16_t PARSED_PIN_INDEX(const char code, const int16_t dval);
// P0.6 thru P0.9 are for the onboard SD card
#define HAL_SENSITIVE_PINS P0_06, P0_07, P0_08, P0_09,
#define HAL_IDLETASK 1
void HAL_idletask();
// ------------------------
// Defines
// ------------------------
#define PLATFORM_M997_SUPPORT
void flashFirmware(const int16_t);
#define HAL_CAN_SET_PWM_FREQ // This HAL supports PWM Frequency adjustment
/**
* set_pwm_frequency
* Set the frequency of the timer corresponding to the provided pin
* All Hardware PWM pins run at the same frequency and all
* Software PWM pins run at the same frequency
*/
void set_pwm_frequency(const pin_t pin, int f_desired);
// Default graphical display delays
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
/**
* set_pwm_duty
* Set the PWM duty cycle of the provided pin to the provided value
* Optionally allows inverting the duty cycle [default = false]
* Optionally allows changing the maximum size of the provided value to enable finer PWM duty control [default = 255]
*/
void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
// ------------------------
// Free Memory Accessor
// ------------------------
// Reset source
void HAL_clear_reset_source(void);
uint8_t HAL_get_reset_source(void);
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
void HAL_reboot();
int freeMemory();
#pragma GCC diagnostic pop
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
static void init(); // Called early in setup()
static void init_board() {} // Called less early in setup()
static void reboot(); // Restart the firmware from 0x0
// Interrupts
static bool isr_state() { return !__get_PRIMASK(); }
static void isr_on() { __enable_irq(); }
static void isr_off() { __disable_irq(); }
static void delay_ms(const int ms) { _delay_ms(ms); }
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static bool watchdog_timed_out() IF_DISABLED(USE_WATCHDOG, { return false; });
static void watchdog_clear_timeout_flag() IF_DISABLED(USE_WATCHDOG, {});
// Tasks, called from idle()
static void idletask();
// Reset
static uint8_t get_reset_source();
static void clear_reset_source();
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
using FilteredADC = LPC176x::ADC<ADC_LOWPASS_K_VALUE, ADC_MEDIAN_FILTER_SIZE>;
// Called by Temperature::init once at startup
static void adc_init() {}
// Called by Temperature::init for each sensor at startup
static void adc_enable(const pin_t pin) {
FilteredADC::enable_channel(pin);
}
// Begin ADC sampling on the given pin. Called from Temperature::isr!
static uint32_t adc_result;
static void adc_start(const pin_t pin) {
adc_result = FilteredADC::read(pin) >> (16 - HAL_ADC_RESOLUTION); // returns 16bit value, reduce to required bits
}
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value() { return uint16_t(adc_result); }
/**
* Set the PWM duty cycle for the pin to the given value.
* Optionally invert the duty cycle [default = false]
* Optionally change the scale of the provided value to enable finer PWM duty control [default = 255]
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size=255, const bool invert=false);
/**
* Set the frequency of the timer corresponding to the provided pin
* All Hardware PWM pins will run at the same frequency and
* All Software PWM pins will run at the same frequency
*/
static void set_pwm_frequency(const pin_t pin, const uint16_t f_desired);
};

2
Marlin/src/HAL/LPC1768/HAL_MinSerial.cpp → Marlin/src/HAL/LPC1768/MinSerial.cpp
View File

@@ -26,7 +26,7 @@
#if ENABLED(POSTMORTEM_DEBUGGING)
#include "../shared/HAL_MinSerial.h"
#include "../shared/MinSerial.h"
#include <debug_frmwrk.h>
static void TX(char c) { _DBC(c); }

3
Marlin/src/HAL/LPC1768/Servo.h
View File

@@ -65,4 +65,5 @@ class libServo: public Servo {
}
};
#define HAL_SERVO_LIB libServo
class libServo;
typedef libServo hal_servo_t;

8
Marlin/src/HAL/LPC1768/eeprom_sdcard.cpp
View File

@@ -90,15 +90,15 @@ bool PersistentStore::access_finish() {
// to see errors that are happening in read_data / write_data
static void debug_rw(const bool write, int &pos, const uint8_t *value, const size_t size, const FRESULT s, const size_t total=0) {
#if ENABLED(DEBUG_SD_EEPROM_EMULATION)
PGM_P const rw_str = write ? PSTR("write") : PSTR("read");
FSTR_P const rw_str = write ? F("write") : F("read");
SERIAL_CHAR(' ');
SERIAL_ECHOPGM_P(rw_str);
SERIAL_ECHOF(rw_str);
SERIAL_ECHOLNPGM("_data(", pos, ",", *value, ",", size, ", ...)");
if (total) {
SERIAL_ECHOPGM(" f_");
SERIAL_ECHOPGM_P(rw_str);
SERIAL_ECHOF(rw_str);
SERIAL_ECHOPGM("()=", s, "\n size=", size, "\n bytes_");
SERIAL_ECHOLNPGM_P(write ? PSTR("written=") : PSTR("read="), total);
SERIAL_ECHOLNF(write ? F("written=") : F("read="), total);
}
else
SERIAL_ECHOLNPGM(" f_lseek()=", s);

2
Marlin/src/HAL/LPC1768/eeprom_wired.cpp
View File

@@ -34,7 +34,7 @@
#include "../shared/eeprom_api.h"
#ifndef MARLIN_EEPROM_SIZE
#define MARLIN_EEPROM_SIZE 0x8000 // 32KB‬
#define MARLIN_EEPROM_SIZE 0x8000 // 32K
#endif
size_t PersistentStore::capacity() { return MARLIN_EEPROM_SIZE; }

33
Marlin/src/HAL/LPC1768/endstop_interrupts.h
View File

@@ -155,4 +155,37 @@ void setup_endstop_interrupts() {
#endif
_ATTACH(K_MIN_PIN);
#endif
#if HAS_U_MAX
#if !LPC1768_PIN_INTERRUPT_M(U_MAX_PIN)
#error "U_MAX_PIN is not INTERRUPT-capable."
#endif
_ATTACH(U_MAX_PIN);
#elif HAS_U_MIN
#if !LPC1768_PIN_INTERRUPT_M(U_MIN_PIN)
#error "U_MIN_PIN is not INTERRUPT-capable."
#endif
_ATTACH(U_MIN_PIN);
#endif
#if HAS_V_MAX
#if !LPC1768_PIN_INTERRUPT_M(V_MAX_PIN)
#error "V_MAX_PIN is not INTERRUPT-capable."
#endif
_ATTACH(V_MAX_PIN);
#elif HAS_V_MIN
#if !LPC1768_PIN_INTERRUPT_M(V_MIN_PIN)
#error "V_MIN_PIN is not INTERRUPT-capable."
#endif
_ATTACH(V_MIN_PIN);
#endif
#if HAS_W_MAX
#if !LPC1768_PIN_INTERRUPT_M(W_MAX_PIN)
#error "W_MAX_PIN is not INTERRUPT-capable."
#endif
_ATTACH(W_MAX_PIN);
#elif HAS_W_MIN
#if !LPC1768_PIN_INTERRUPT_M(W_MIN_PIN)
#error "W_MIN_PIN is not INTERRUPT-capable."
#endif
_ATTACH(W_MIN_PIN);
#endif
}

18
Marlin/src/HAL/LPC1768/fast_pwm.cpp
View File

@@ -21,19 +21,17 @@
*/
#ifdef TARGET_LPC1768
#include "../../inc/MarlinConfigPre.h"
#if NEEDS_HARDWARE_PWM // Specific meta-flag for features that mandate PWM
#include "../../inc/MarlinConfig.h"
#include <pwm.h>
void set_pwm_frequency(const pin_t pin, int f_desired) {
void MarlinHAL::set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
if (!LPC176x::pin_is_valid(pin)) return;
if (LPC176x::pwm_attach_pin(pin))
LPC176x::pwm_write_ratio(pin, invert ? 1.0f - (float)v / v_size : (float)v / v_size); // map 1-254 onto PWM range
}
void MarlinHAL::set_pwm_frequency(const pin_t pin, const uint16_t f_desired) {
LPC176x::pwm_set_frequency(pin, f_desired);
}
void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t v_size/*=255*/, const bool invert/*=false*/) {
LPC176x::pwm_write_ratio(pin, invert ? 1.0f - (float)v / v_size : (float)v / v_size);
}
#endif // NEEDS_HARDWARE_PWM
#endif // TARGET_LPC1768

2
Marlin/src/HAL/LPC1768/inc/SanityCheck.h
View File

@@ -113,7 +113,7 @@ static_assert(DISABLED(BAUD_RATE_GCODE), "BAUD_RATE_GCODE is not yet supported o
#define _IS_RX1_1 IS_RX1
#if IS_TX1(TMC_SW_SCK)
#error "Serial port pins (1) conflict with other pins!"
#elif HAS_WIRED_LCD
#elif HAS_ROTARY_ENCODER
#if IS_TX1(BTN_EN2) || IS_RX1(BTN_EN1)
#error "Serial port pins (1) conflict with Encoder Buttons!"
#elif ANY_TX(1, SD_SCK_PIN, LCD_PINS_D4, DOGLCD_SCK, LCD_RESET_PIN, LCD_PINS_RS, SHIFT_CLK_PIN) \

2
Marlin/src/HAL/LPC1768/include/SPI.h
View File

@@ -77,7 +77,7 @@ public:
//uint32_t spiRate() const { return spi_speed; }
static inline uint32_t spiRate2Clock(uint32_t spiRate) {
static uint32_t spiRate2Clock(uint32_t spiRate) {
uint32_t Marlin_speed[7]; // CPSR is always 2
Marlin_speed[0] = 8333333; //(SCR: 2) desired: 8,000,000 actual: 8,333,333 +4.2% SPI_FULL_SPEED
Marlin_speed[1] = 4166667; //(SCR: 5) desired: 4,000,000 actual: 4,166,667 +4.2% SPI_HALF_SPEED

33
Marlin/src/HAL/LPC1768/include/digipot_mcp4451_I2C_routines.c
View File

@@ -29,7 +29,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if MB(MKS_SBASE)
#if ENABLED(DIGIPOT_MCP4451) && MB(MKS_SBASE)
#ifdef __cplusplus
extern "C" {
@@ -37,35 +37,6 @@
#include "digipot_mcp4451_I2C_routines.h"
// These two routines are exact copies of the lpc17xx_i2c.c routines. Couldn't link to
// to the lpc17xx_i2c.c routines so had to copy them into this file & rename them.
static uint32_t _I2C_Start(LPC_I2C_TypeDef *I2Cx) {
// Reset STA, STO, SI
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC|I2C_I2CONCLR_STOC|I2C_I2CONCLR_STAC;
// Enter to Master Transmitter mode
I2Cx->I2CONSET = I2C_I2CONSET_STA;
// Wait for complete
while (!(I2Cx->I2CONSET & I2C_I2CONSET_SI));
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
return (I2Cx->I2STAT & I2C_STAT_CODE_BITMASK);
}
static void _I2C_Stop(LPC_I2C_TypeDef *I2Cx) {
// Make sure start bit is not active
if (I2Cx->I2CONSET & I2C_I2CONSET_STA)
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
I2Cx->I2CONSET = I2C_I2CONSET_STO|I2C_I2CONSET_AA;
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC;
}
I2C_M_SETUP_Type transferMCfg;
#define I2C_status (LPC_I2C1->I2STAT & I2C_STAT_CODE_BITMASK)
uint8_t digipot_mcp4451_start(uint8_t sla) { // send slave address and write bit
// Sometimes TX data ACK or NAK status is returned. That mean the start state didn't
// happen which means only the value of the slave address was send. Keep looping until
@@ -102,5 +73,5 @@ uint8_t digipot_mcp4451_send_byte(uint8_t data) {
}
#endif
#endif // MB(MKS_SBASE)
#endif // DIGIPOT_MCP4451 && MKS_SBASE
#endif // TARGET_LPC1768

26
Marlin/src/HAL/LPC1768/include/i2c_util.c
View File

@@ -63,6 +63,32 @@ void configure_i2c(const uint8_t clock_option) {
I2C_Cmd(I2CDEV_M, I2C_MASTER_MODE, ENABLE);
}
//////////////////////////////////////////////////////////////////////////////////////
// These two routines are exact copies of the lpc17xx_i2c.c routines. Couldn't link to
// to the lpc17xx_i2c.c routines so had to copy them into this file & rename them.
uint32_t _I2C_Start(LPC_I2C_TypeDef *I2Cx) {
// Reset STA, STO, SI
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC|I2C_I2CONCLR_STOC|I2C_I2CONCLR_STAC;
// Enter to Master Transmitter mode
I2Cx->I2CONSET = I2C_I2CONSET_STA;
// Wait for complete
while (!(I2Cx->I2CONSET & I2C_I2CONSET_SI));
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
return (I2Cx->I2STAT & I2C_STAT_CODE_BITMASK);
}
void _I2C_Stop(LPC_I2C_TypeDef *I2Cx) {
/* Make sure start bit is not active */
if (I2Cx->I2CONSET & I2C_I2CONSET_STA)
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
I2Cx->I2CONSET = I2C_I2CONSET_STO|I2C_I2CONSET_AA;
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC;
}
#ifdef __cplusplus
}
#endif

5
Marlin/src/HAL/LPC1768/include/i2c_util.h
View File

@@ -51,6 +51,11 @@
void configure_i2c(const uint8_t clock_option);
uint32_t _I2C_Start(LPC_I2C_TypeDef *I2Cx);
void _I2C_Stop(LPC_I2C_TypeDef *I2Cx);
#define I2C_status (LPC_I2C1->I2STAT & I2C_STAT_CODE_BITMASK)
#ifdef __cplusplus
}
#endif

6
Marlin/src/HAL/LPC1768/main.cpp
View File

@@ -48,7 +48,7 @@ void SysTick_Callback() { disk_timerproc(); }
TERN_(POSTMORTEM_DEBUGGING, extern void install_min_serial());
void HAL_init() {
void MarlinHAL::init() {
// Init LEDs
#if PIN_EXISTS(LED)
@@ -130,7 +130,7 @@ void HAL_init() {
const millis_t usb_timeout = millis() + 2000;
while (!USB_Configuration && PENDING(millis(), usb_timeout)) {
delay(50);
HAL_idletask();
idletask();
#if PIN_EXISTS(LED)
TOGGLE(LED_PIN); // Flash quickly during USB initialization
#endif
@@ -142,7 +142,7 @@ void HAL_init() {
}
// HAL idle task
void HAL_idletask() {
void MarlinHAL::idletask() {
#if HAS_SHARED_MEDIA
// If Marlin is using the SD card we need to lock it to prevent access from
// a PC via USB.

4
Marlin/src/HAL/LPC1768/tft/xpt2046.h
View File

@@ -65,8 +65,8 @@ private:
static uint16_t getRawData(const XPTCoordinate coordinate);
static bool isTouched();
static inline void DataTransferBegin() { WRITE(TOUCH_CS_PIN, LOW); };
static inline void DataTransferEnd() { WRITE(TOUCH_CS_PIN, HIGH); };
static void DataTransferBegin() { WRITE(TOUCH_CS_PIN, LOW); };
static void DataTransferEnd() { WRITE(TOUCH_CS_PIN, HIGH); };
#if ENABLED(TOUCH_BUTTONS_HW_SPI)
static uint16_t HardwareIO(uint16_t data);
#endif

4
Marlin/src/HAL/LPC1768/timers.cpp
View File

@@ -40,7 +40,7 @@ void HAL_timer_init() {
void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
switch (timer_num) {
case 0:
case MF_TIMER_STEP:
LPC_TIM0->MCR = _BV(SBIT_MR0I) | _BV(SBIT_MR0R); // Match on MR0, reset on MR0, interrupts when NVIC enables them
LPC_TIM0->MR0 = uint32_t(STEPPER_TIMER_RATE) / frequency; // Match value (period) to set frequency
LPC_TIM0->TCR = _BV(SBIT_CNTEN); // Counter Enable
@@ -49,7 +49,7 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency) {
NVIC_EnableIRQ(TIMER0_IRQn);
break;
case 1:
case MF_TIMER_TEMP:
LPC_TIM1->MCR = _BV(SBIT_MR0I) | _BV(SBIT_MR0R); // Match on MR0, reset on MR0, interrupts when NVIC enables them
LPC_TIM1->MR0 = uint32_t(TEMP_TIMER_RATE) / frequency;
LPC_TIM1->TCR = _BV(SBIT_CNTEN); // Counter Enable

64
Marlin/src/HAL/LPC1768/timers.h
View File

@@ -60,17 +60,17 @@ typedef uint32_t hal_timer_t;
#define HAL_TIMER_RATE ((F_CPU) / 4) // frequency of timers peripherals
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 0 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 0 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 1 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 1 // Timer Index for Temperature
#endif
#ifndef PWM_TIMER_NUM
#define PWM_TIMER_NUM 3 // Timer Index for PWM
#ifndef MF_TIMER_PWM
#define MF_TIMER_PWM 3 // Timer Index for PWM
#endif
#define TEMP_TIMER_RATE 1000000
@@ -84,23 +84,23 @@ typedef uint32_t hal_timer_t;
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_STEP_TIMER_ISR
#define HAL_STEP_TIMER_ISR() _HAL_TIMER_ISR(STEP_TIMER_NUM)
#define HAL_STEP_TIMER_ISR() _HAL_TIMER_ISR(MF_TIMER_STEP)
#endif
#ifndef HAL_TEMP_TIMER_ISR
#define HAL_TEMP_TIMER_ISR() _HAL_TIMER_ISR(TEMP_TIMER_NUM)
#define HAL_TEMP_TIMER_ISR() _HAL_TIMER_ISR(MF_TIMER_TEMP)
#endif
// Timer references by index
#define STEP_TIMER_PTR _HAL_TIMER(STEP_TIMER_NUM)
#define TEMP_TIMER_PTR _HAL_TIMER(TEMP_TIMER_NUM)
#define STEP_TIMER_PTR _HAL_TIMER(MF_TIMER_STEP)
#define TEMP_TIMER_PTR _HAL_TIMER(MF_TIMER_TEMP)
// ------------------------
// Public functions
@@ -110,38 +110,38 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
switch (timer_num) {
case 0: STEP_TIMER_PTR->MR0 = compare; break; // Stepper Timer Match Register 0
case 1: TEMP_TIMER_PTR->MR0 = compare; break; // Temp Timer Match Register 0
case MF_TIMER_STEP: STEP_TIMER_PTR->MR0 = compare; break; // Stepper Timer Match Register 0
case MF_TIMER_TEMP: TEMP_TIMER_PTR->MR0 = compare; break; // Temp Timer Match Register 0
}
}
FORCE_INLINE static hal_timer_t HAL_timer_get_compare(const uint8_t timer_num) {
switch (timer_num) {
case 0: return STEP_TIMER_PTR->MR0; // Stepper Timer Match Register 0
case 1: return TEMP_TIMER_PTR->MR0; // Temp Timer Match Register 0
case MF_TIMER_STEP: return STEP_TIMER_PTR->MR0; // Stepper Timer Match Register 0
case MF_TIMER_TEMP: return TEMP_TIMER_PTR->MR0; // Temp Timer Match Register 0
}
return 0;
}
FORCE_INLINE static hal_timer_t HAL_timer_get_count(const uint8_t timer_num) {
switch (timer_num) {
case 0: return STEP_TIMER_PTR->TC; // Stepper Timer Count
case 1: return TEMP_TIMER_PTR->TC; // Temp Timer Count
case MF_TIMER_STEP: return STEP_TIMER_PTR->TC; // Stepper Timer Count
case MF_TIMER_TEMP: return TEMP_TIMER_PTR->TC; // Temp Timer Count
}
return 0;
}
FORCE_INLINE static void HAL_timer_enable_interrupt(const uint8_t timer_num) {
switch (timer_num) {
case 0: NVIC_EnableIRQ(TIMER0_IRQn); break; // Enable interrupt handler
case 1: NVIC_EnableIRQ(TIMER1_IRQn); break; // Enable interrupt handler
case MF_TIMER_STEP: NVIC_EnableIRQ(TIMER0_IRQn); break; // Enable interrupt handler
case MF_TIMER_TEMP: NVIC_EnableIRQ(TIMER1_IRQn); break; // Enable interrupt handler
}
}
FORCE_INLINE static void HAL_timer_disable_interrupt(const uint8_t timer_num) {
switch (timer_num) {
case 0: NVIC_DisableIRQ(TIMER0_IRQn); break; // Disable interrupt handler
case 1: NVIC_DisableIRQ(TIMER1_IRQn); break; // Disable interrupt handler
case MF_TIMER_STEP: NVIC_DisableIRQ(TIMER0_IRQn); break; // Disable interrupt handler
case MF_TIMER_TEMP: NVIC_DisableIRQ(TIMER1_IRQn); break; // Disable interrupt handler
}
// We NEED memory barriers to ensure Interrupts are actually disabled!
@@ -157,17 +157,17 @@ FORCE_INLINE static bool NVIC_GetEnableIRQ(IRQn_Type IRQn) {
FORCE_INLINE static bool HAL_timer_interrupt_enabled(const uint8_t timer_num) {
switch (timer_num) {
case 0: return NVIC_GetEnableIRQ(TIMER0_IRQn); // Check if interrupt is enabled or not
case 1: return NVIC_GetEnableIRQ(TIMER1_IRQn); // Check if interrupt is enabled or not
case MF_TIMER_STEP: return NVIC_GetEnableIRQ(TIMER0_IRQn); // Check if interrupt is enabled or not
case MF_TIMER_TEMP: return NVIC_GetEnableIRQ(TIMER1_IRQn); // Check if interrupt is enabled or not
}
return false;
}
FORCE_INLINE static void HAL_timer_isr_prologue(const uint8_t timer_num) {
switch (timer_num) {
case 0: SBI(STEP_TIMER_PTR->IR, SBIT_CNTEN); break;
case 1: SBI(TEMP_TIMER_PTR->IR, SBIT_CNTEN); break;
case MF_TIMER_STEP: SBI(STEP_TIMER_PTR->IR, SBIT_CNTEN); break;
case MF_TIMER_TEMP: SBI(TEMP_TIMER_PTR->IR, SBIT_CNTEN); break;
}
}
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_epilogue(T) NOOP

36
Marlin/src/HAL/LPC1768/u8g/LCD_I2C_routines.cpp
View File

@@ -36,40 +36,7 @@ extern int millis();
//////////////////////////////////////////////////////////////////////////////////////
// These two routines are exact copies of the lpc17xx_i2c.c routines. Couldn't link to
// to the lpc17xx_i2c.c routines so had to copy them into this file & rename them.
static uint32_t _I2C_Start(LPC_I2C_TypeDef *I2Cx) {
// Reset STA, STO, SI
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC|I2C_I2CONCLR_STOC|I2C_I2CONCLR_STAC;
// Enter to Master Transmitter mode
I2Cx->I2CONSET = I2C_I2CONSET_STA;
// Wait for complete
while (!(I2Cx->I2CONSET & I2C_I2CONSET_SI));
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
return (I2Cx->I2STAT & I2C_STAT_CODE_BITMASK);
}
static void _I2C_Stop (LPC_I2C_TypeDef *I2Cx) {
/* Make sure start bit is not active */
if (I2Cx->I2CONSET & I2C_I2CONSET_STA)
I2Cx->I2CONCLR = I2C_I2CONCLR_STAC;
I2Cx->I2CONSET = I2C_I2CONSET_STO|I2C_I2CONSET_AA;
I2Cx->I2CONCLR = I2C_I2CONCLR_SIC;
}
//////////////////////////////////////////////////////////////////////////////////////
#define I2CDEV_S_ADDR 0x78 // from SSD1306 //actual address is 0x3C - shift left 1 with LSB set to 0 to indicate write
#define BUFFER_SIZE 0x1 // only do single byte transfers with LCDs
I2C_M_SETUP_Type transferMCfg;
#define I2C_status (LPC_I2C1->I2STAT & I2C_STAT_CODE_BITMASK)
#define I2CDEV_S_ADDR 0x78 // From SSD1306 (actual address is 0x3C - shift left 1 with LSB set to 0 to indicate write)
// Send slave address and write bit
uint8_t u8g_i2c_start(const uint8_t sla) {
@@ -115,7 +82,6 @@ uint8_t u8g_i2c_send_byte(uint8_t data) {
void u8g_i2c_stop() {
}
#ifdef __cplusplus
}
#endif

4
Marlin/src/HAL/LPC1768/u8g/u8g_com_HAL_LPC1768_st7920_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if ENABLED(U8GLIB_ST7920)
#if IS_U8GLIB_ST7920
#include <U8glib-HAL.h>
#include <SoftwareSPI.h>
@@ -143,5 +143,5 @@ uint8_t u8g_com_HAL_LPC1768_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t ar
return 1;
}
#endif // U8GLIB_ST7920
#endif // IS_U8GLIB_ST7920
#endif // TARGET_LPC1768

4
Marlin/src/HAL/LPC1768/u8g/u8g_com_HAL_LPC1768_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfigPre.h"
#if HAS_MARLINUI_U8GLIB && DISABLED(U8GLIB_ST7920)
#if HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#include <SoftwareSPI.h>
#include "../../shared/HAL_SPI.h"
@@ -205,5 +205,5 @@ uint8_t u8g_com_HAL_LPC1768_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val,
return 1;
}
#endif // HAS_MARLINUI_U8GLIB && !U8GLIB_ST7920
#endif // HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#endif // TARGET_LPC1768

206
Marlin/src/HAL/LPC1768/upload_extra_script.py
View File

@@ -1,123 +1,135 @@
#
# sets output_port
# upload_extra_script.py
# set the output_port
# if target_filename is found then that drive is used
# else if target_drive is found then that drive is used
#
from __future__ import print_function
target_filename = "FIRMWARE.CUR"
target_drive = "REARM"
import pioutil
if pioutil.is_pio_build():
import os,getpass,platform
target_filename = "FIRMWARE.CUR"
target_drive = "REARM"
current_OS = platform.system()
Import("env")
import platform
def print_error(e):
print('\nUnable to find destination disk (%s)\n' \
'Please select it in platformio.ini using the upload_port keyword ' \
'(https://docs.platformio.org/en/latest/projectconf/section_env_upload.html) ' \
'or copy the firmware (.pio/build/%s/firmware.bin) manually to the appropriate disk\n' \
%(e, env.get('PIOENV')))
current_OS = platform.system()
Import("env")
def before_upload(source, target, env):
try:
#
# Find a disk for upload
#
upload_disk = 'Disk not found'
target_file_found = False
target_drive_found = False
if current_OS == 'Windows':
def print_error(e):
print('\nUnable to find destination disk (%s)\n' \
'Please select it in platformio.ini using the upload_port keyword ' \
'(https://docs.platformio.org/en/latest/projectconf/section_env_upload.html) ' \
'or copy the firmware (.pio/build/%s/firmware.bin) manually to the appropriate disk\n' \
%(e, env.get('PIOENV')))
def before_upload(source, target, env):
try:
from pathlib import Path
#
# Find a disk for upload
#
# platformio.ini will accept this for a Windows upload port designation: 'upload_port = L:'
# Windows - doesn't care about the disk's name, only cares about the drive letter
import subprocess,string
from ctypes import windll
upload_disk = 'Disk not found'
target_file_found = False
target_drive_found = False
if current_OS == 'Windows':
#
# platformio.ini will accept this for a Windows upload port designation: 'upload_port = L:'
# Windows - doesn't care about the disk's name, only cares about the drive letter
import subprocess,string
from ctypes import windll
from pathlib import PureWindowsPath
# getting list of drives
# https://stackoverflow.com/questions/827371/is-there-a-way-to-list-all-the-available-drive-letters-in-python
drives = []
bitmask = windll.kernel32.GetLogicalDrives()
for letter in string.ascii_uppercase:
if bitmask & 1:
drives.append(letter)
bitmask >>= 1
# getting list of drives
# https://stackoverflow.com/questions/827371/is-there-a-way-to-list-all-the-available-drive-letters-in-python
drives = []
bitmask = windll.kernel32.GetLogicalDrives()
for letter in string.ascii_uppercase:
if bitmask & 1:
drives.append(letter)
bitmask >>= 1
for drive in drives:
final_drive_name = drive + ':\\'
# print ('disc check: {}'.format(final_drive_name))
try:
volume_info = str(subprocess.check_output('cmd /C dir ' + final_drive_name, stderr=subprocess.STDOUT))
except Exception as e:
print ('error:{}'.format(e))
continue
for drive in drives:
final_drive_name = drive + ':'
# print ('disc check: {}'.format(final_drive_name))
try:
volume_info = str(subprocess.check_output('cmd /C dir ' + final_drive_name, stderr=subprocess.STDOUT))
except Exception as e:
print ('error:{}'.format(e))
continue
else:
if target_drive in volume_info and not target_file_found: # set upload if not found target file yet
target_drive_found = True
upload_disk = PureWindowsPath(final_drive_name)
if target_filename in volume_info:
if not target_file_found:
upload_disk = PureWindowsPath(final_drive_name)
target_file_found = True
elif current_OS == 'Linux':
#
# platformio.ini will accept this for a Linux upload port designation: 'upload_port = /media/media_name/drive'
#
import getpass
user = getpass.getuser()
mpath = Path('media', user)
drives = [ x for x in mpath.iterdir() if x.is_dir() ]
if target_drive in drives: # If target drive is found, use it.
target_drive_found = True
upload_disk = mpath / target_drive
else:
if target_drive in volume_info and not target_file_found: # set upload if not found target file yet
target_drive_found = True
upload_disk = final_drive_name
if target_filename in volume_info:
if not target_file_found:
upload_disk = final_drive_name
target_file_found = True
for drive in drives:
try:
fpath = mpath / drive
files = [ x for x in fpath.iterdir() if x.is_file() ]
except:
continue
else:
if target_filename in files:
upload_disk = mpath / drive
target_file_found = True
break
#
# set upload_port to drive if found
#
elif current_OS == 'Linux':
#
# platformio.ini will accept this for a Linux upload port designation: 'upload_port = /media/media_name/drive'
#
drives = os.listdir(os.path.join(os.sep, 'media', getpass.getuser()))
if target_drive in drives: # If target drive is found, use it.
target_drive_found = True
upload_disk = os.path.join(os.sep, 'media', getpass.getuser(), target_drive) + os.sep
else:
if target_file_found or target_drive_found:
env.Replace(
UPLOAD_FLAGS="-P$UPLOAD_PORT"
)
elif current_OS == 'Darwin': # MAC
#
# platformio.ini will accept this for a OSX upload port designation: 'upload_port = /media/media_name/drive'
#
dpath = Path('/Volumes') # human readable names
drives = [ x for x in dpath.iterdir() ]
if target_drive in drives and not target_file_found: # set upload if not found target file yet
target_drive_found = True
upload_disk = dpath / target_drive
for drive in drives:
try:
files = os.listdir(os.path.join(os.sep, 'media', getpass.getuser(), drive))
fpath = dpath / drive # will get an error if the drive is protected
files = [ x for x in fpath.iterdir() ]
except:
continue
else:
if target_filename in files:
upload_disk = os.path.join(os.sep, 'media', getpass.getuser(), drive) + os.sep
if not target_file_found:
upload_disk = dpath / drive
target_file_found = True
break
#
# set upload_port to drive if found
#
#
# Set upload_port to drive if found
#
if target_file_found or target_drive_found:
env.Replace(
UPLOAD_FLAGS="-P$UPLOAD_PORT"
)
env.Replace(UPLOAD_PORT=str(upload_disk))
print('\nUpload disk: ', upload_disk, '\n')
else:
print_error('Autodetect Error')
elif current_OS == 'Darwin': # MAC
#
# platformio.ini will accept this for a OSX upload port designation: 'upload_port = /media/media_name/drive'
#
drives = os.listdir('/Volumes') # human readable names
if target_drive in drives and not target_file_found: # set upload if not found target file yet
target_drive_found = True
upload_disk = '/Volumes/' + target_drive + '/'
for drive in drives:
try:
filenames = os.listdir('/Volumes/' + drive + '/') # will get an error if the drive is protected
except:
continue
else:
if target_filename in filenames:
if not target_file_found:
upload_disk = '/Volumes/' + drive + '/'
target_file_found = True
except Exception as e:
print_error(str(e))
#
# Set upload_port to drive if found
#
if target_file_found or target_drive_found:
env.Replace(UPLOAD_PORT=upload_disk)
print('\nUpload disk: ', upload_disk, '\n')
else:
print_error('Autodetect Error')
except Exception as e:
print_error(str(e))
env.AddPreAction("upload", before_upload)
env.AddPreAction("upload", before_upload)

72
Marlin/src/HAL/LPC1768/watchdog.cpp
View File

@@ -1,72 +0,0 @@
/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef TARGET_LPC1768
#include "../../inc/MarlinConfig.h"
#if ENABLED(USE_WATCHDOG)
#include <lpc17xx_wdt.h>
#include "watchdog.h"
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
void watchdog_init() {
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
// Configure WDT to only trigger an interrupt
// Disable WDT interrupt (just in case, to avoid triggering it!)
NVIC_DisableIRQ(WDT_IRQn);
// We NEED memory barriers to ensure Interrupts are actually disabled!
// ( https://dzone.com/articles/nvic-disabling-interrupts-on-arm-cortex-m-and-the )
__DSB();
__ISB();
// Configure WDT to only trigger an interrupt
// Initialize WDT with the given parameters
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_INT_ONLY);
// Configure and enable WDT interrupt.
NVIC_ClearPendingIRQ(WDT_IRQn);
NVIC_SetPriority(WDT_IRQn, 0); // Use highest priority, so we detect all kinds of lockups
NVIC_EnableIRQ(WDT_IRQn);
#else
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_RESET);
#endif
WDT_Start(WDT_TIMEOUT_US);
}
void HAL_watchdog_refresh() {
WDT_Feed();
#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
TOGGLE(LED_PIN); // heartbeat indicator
#endif
}
// Timeout state
bool watchdog_timed_out() { return TEST(WDT_ReadTimeOutFlag(), 0); }
void watchdog_clear_timeout_flag() { WDT_ClrTimeOutFlag(); }
#endif // USE_WATCHDOG
#endif // TARGET_LPC1768

173
Marlin/src/HAL/NATIVE_SIM/HAL.h
View File

@@ -21,18 +21,10 @@
*/
#pragma once
#define CPU_32_BIT
#define HAL_IDLETASK
void HAL_idletask();
#define F_CPU 100000000
#define SystemCoreClock F_CPU
#include <stdint.h>
#include <stdarg.h>
#undef min
#undef max
#include <algorithm>
#include "pinmapping.h"
@@ -40,8 +32,6 @@ void _printf (const char *format, ...);
void _putc(uint8_t c);
uint8_t _getc();
//extern "C" volatile uint32_t _millis;
//arduino: Print.h
#define DEC 10
#define HEX 16
@@ -55,10 +45,25 @@ uint8_t _getc();
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#include "serial.h"
#define SHARED_SERVOS HAS_SERVOS
// ------------------------
// Defines
// ------------------------
#define CPU_32_BIT
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
#define F_CPU 100000000
#define SystemCoreClock F_CPU
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
// ------------------------
// Serial ports
// ------------------------
extern MSerialT serial_stream_0;
extern MSerialT serial_stream_1;
@@ -98,44 +103,19 @@ extern MSerialT serial_stream_3;
#endif
#endif
#define CPU_ST7920_DELAY_1 600
#define CPU_ST7920_DELAY_2 750
#define CPU_ST7920_DELAY_3 750
//
// ------------------------
// Interrupts
//
// ------------------------
#define CRITICAL_SECTION_START()
#define CRITICAL_SECTION_END()
#define ISRS_ENABLED()
#define ENABLE_ISRS()
#define DISABLE_ISRS()
inline void HAL_init() {}
// Utility functions
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
int freeMemory();
#pragma GCC diagnostic pop
// ------------------------
// ADC
// ------------------------
#define HAL_ADC_VREF 5.0
#define HAL_ADC_RESOLUTION 10
#define HAL_ANALOG_SELECT(ch) HAL_adc_enable_channel(ch)
#define HAL_START_ADC(ch) HAL_adc_start_conversion(ch)
#define HAL_READ_ADC() HAL_adc_get_result()
#define HAL_ADC_READY() true
void HAL_adc_init();
void HAL_adc_enable_channel(const uint8_t ch);
void HAL_adc_start_conversion(const uint8_t ch);
uint16_t HAL_adc_get_result();
// Reset source
inline void HAL_clear_reset_source(void) {}
inline uint8_t HAL_get_reset_source(void) { return RST_POWER_ON; }
/* ---------------- Delay in cycles */
@@ -154,29 +134,22 @@ constexpr inline std::size_t strlen_constexpr(const char* str) {
// https://github.com/gcc-mirror/gcc/blob/5c7634a0e5f202935aa6c11b6ea953b8bf80a00a/libstdc%2B%2B-v3/include/bits/char_traits.h#L329
if (str != nullptr) {
std::size_t i = 0;
while (str[i] != '\0') {
++i;
}
while (str[i] != '\0') ++i;
return i;
}
return 0;
}
constexpr inline int strncmp_constexpr(const char* lhs, const char* rhs, std::size_t count) {
// https://github.com/gcc-mirror/gcc/blob/13b9cbfc32fe3ac4c81c4dd9c42d141c8fb95db4/libstdc%2B%2B-v3/include/bits/char_traits.h#L655
if (lhs == nullptr || rhs == nullptr) {
if (lhs == nullptr || rhs == nullptr)
return rhs != nullptr ? -1 : 1;
}
for (std::size_t i = 0; i < count; ++i) {
if (lhs[i] != rhs[i]) {
for (std::size_t i = 0; i < count; ++i)
if (lhs[i] != rhs[i])
return lhs[i] < rhs[i] ? -1 : 1;
} else if (lhs[i] == '\0') {
else if (lhs[i] == '\0')
return 0;
}
}
return 0;
}
@@ -188,14 +161,11 @@ constexpr inline const char* strstr_constexpr(const char* str, const char* targe
do {
char sc = {};
do {
if ((sc = *str++) == '\0') {
return nullptr;
}
if ((sc = *str++) == '\0') return nullptr;
} while (sc != c);
} while (strncmp_constexpr(str, target, len) != 0);
--str;
}
return str;
}
@@ -206,12 +176,91 @@ constexpr inline char* strstr_constexpr(char* str, const char* target) {
do {
char sc = {};
do {
if ((sc = *str++) == '\0') {
return nullptr;
}
if ((sc = *str++) == '\0') return nullptr;
} while (sc != c);
} while (strncmp_constexpr(str, target, len) != 0);
--str;
}
return str;
}
// ------------------------
// Free Memory Accessor
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#pragma GCC diagnostic pop
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init() {} // Called early in setup()
static void init_board() {} // Called less early in setup()
static void reboot(); // Restart the firmware from 0x0
// Interrupts
static bool isr_state() { return true; }
static void isr_on() {}
static void isr_off() {}
static void delay_ms(const int ms) { _delay_ms(ms); }
// Tasks, called from idle()
static void idletask();
// Reset
static constexpr uint8_t reset_reason = RST_POWER_ON;
static uint8_t get_reset_source() { return reset_reason; }
static void clear_reset_source() {}
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
static uint8_t active_ch;
// Called by Temperature::init once at startup
static void adc_init();
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t ch);
// Begin ADC sampling on the given channel. Called from Temperature::isr!
static void adc_start(const uint8_t ch);
// Is the ADC ready for reading?
static bool adc_ready();
// The current value of the ADC register
static uint16_t adc_value();
/**
* Set the PWM duty cycle for the pin to the given value.
* No option to invert the duty cycle [default = false]
* No option to change the scale of the provided value to enable finer PWM duty control [default = 255]
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=false) {
analogWrite(pin, v);
}
};

4
Marlin/src/HAL/NATIVE_SIM/tft/xpt2046.h
View File

@@ -62,8 +62,8 @@ private:
static uint16_t getRawData(const XPTCoordinate coordinate);
static bool isTouched();
static inline void DataTransferBegin();
static inline void DataTransferEnd();
static void DataTransferBegin();
static void DataTransferEnd();
#if ENABLED(TOUCH_BUTTONS_HW_SPI)
static uint16_t HardwareIO(uint16_t data);
#endif

30
Marlin/src/HAL/NATIVE_SIM/timers.h
View File

@@ -37,17 +37,17 @@ typedef uint64_t hal_timer_t;
#define HAL_TIMER_RATE ((SystemCoreClock) / 4) // frequency of timers peripherals
#ifndef STEP_TIMER_NUM
#define STEP_TIMER_NUM 0 // Timer Index for Stepper
#ifndef MF_TIMER_STEP
#define MF_TIMER_STEP 0 // Timer Index for Stepper
#endif
#ifndef PULSE_TIMER_NUM
#define PULSE_TIMER_NUM STEP_TIMER_NUM
#ifndef MF_TIMER_PULSE
#define MF_TIMER_PULSE MF_TIMER_STEP
#endif
#ifndef TEMP_TIMER_NUM
#define TEMP_TIMER_NUM 1 // Timer Index for Temperature
#ifndef MF_TIMER_TEMP
#define MF_TIMER_TEMP 1 // Timer Index for Temperature
#endif
#ifndef SYSTICK_TIMER_NUM
#define SYSTICK_TIMER_NUM 2 // Timer Index for Systick
#ifndef MF_TIMER_SYSTICK
#define MF_TIMER_SYSTICK 2 // Timer Index for Systick
#endif
#define SYSTICK_TIMER_FREQUENCY 1000
@@ -62,12 +62,12 @@ typedef uint64_t hal_timer_t;
#define PULSE_TIMER_PRESCALE STEPPER_TIMER_PRESCALE
#define PULSE_TIMER_TICKS_PER_US STEPPER_TIMER_TICKS_PER_US
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(STEP_TIMER_NUM)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(STEP_TIMER_NUM)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(STEP_TIMER_NUM)
#define ENABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_STEP)
#define DISABLE_STEPPER_DRIVER_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_STEP)
#define STEPPER_ISR_ENABLED() HAL_timer_interrupt_enabled(MF_TIMER_STEP)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(TEMP_TIMER_NUM)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(TEMP_TIMER_NUM)
#define ENABLE_TEMPERATURE_INTERRUPT() HAL_timer_enable_interrupt(MF_TIMER_TEMP)
#define DISABLE_TEMPERATURE_INTERRUPT() HAL_timer_disable_interrupt(MF_TIMER_TEMP)
#ifndef HAL_STEP_TIMER_ISR
#define HAL_STEP_TIMER_ISR() extern "C" void TIMER0_IRQHandler()
@@ -87,5 +87,5 @@ void HAL_timer_enable_interrupt(const uint8_t timer_num);
void HAL_timer_disable_interrupt(const uint8_t timer_num);
bool HAL_timer_interrupt_enabled(const uint8_t timer_num);
#define HAL_timer_isr_prologue(TIMER_NUM)
#define HAL_timer_isr_epilogue(TIMER_NUM)
#define HAL_timer_isr_prologue(T) NOOP
#define HAL_timer_isr_epilogue(T) NOOP

14
Marlin/src/HAL/NATIVE_SIM/u8g/LCD_pin_routines.cpp
View File

@@ -38,13 +38,13 @@
#ifdef __cplusplus
extern "C" {
#endif
void u8g_SetPinOutput(uint8_t internal_pin_number){SET_DIR_OUTPUT(internal_pin_number);}
void u8g_SetPinInput(uint8_t internal_pin_number){SET_DIR_INPUT(internal_pin_number);}
void u8g_SetPinLevel(uint8_t pin, uint8_t pin_status){WRITE_PIN(pin, pin_status);}
uint8_t u8g_GetPinLevel(uint8_t pin){return READ_PIN(pin);}
void usleep(uint64_t microsec){
assert(false); // why we here?
}
void u8g_SetPinOutput(uint8_t internal_pin_number) { SET_DIR_OUTPUT(internal_pin_number); }
void u8g_SetPinInput(uint8_t internal_pin_number) { SET_DIR_INPUT(internal_pin_number); }
void u8g_SetPinLevel(uint8_t pin, uint8_t pin_status) { WRITE_PIN(pin, pin_status); }
uint8_t u8g_GetPinLevel(uint8_t pin) { return READ_PIN(pin); }
void usleep(uint64_t microsec) { assert(false); /* why we here? */ }
#ifdef __cplusplus
}
#endif

4
Marlin/src/HAL/NATIVE_SIM/u8g/u8g_com_st7920_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfig.h"
#if ENABLED(U8GLIB_ST7920)
#if IS_U8GLIB_ST7920
#include <U8glib-HAL.h>
#include "../../shared/Delay.h"
@@ -167,5 +167,5 @@ uint8_t u8g_com_ST7920_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void
}
#endif
#endif // U8GLIB_ST7920
#endif // IS_U8GLIB_ST7920
#endif // TARGET_LPC1768

9
Marlin/src/HAL/NATIVE_SIM/u8g/u8g_com_sw_spi.cpp
View File

@@ -57,7 +57,7 @@
#include "../../../inc/MarlinConfig.h"
#if HAS_MARLINUI_U8GLIB && DISABLED(U8GLIB_ST7920)
#if HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#undef SPI_SPEED
#define SPI_SPEED 2 // About 2 MHz
@@ -208,8 +208,11 @@ uint8_t u8g_com_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_pt
}
#endif
#elif !ANY(TFT_COLOR_UI, TFT_CLASSIC_UI, TFT_LVGL_UI, HAS_MARLINUI_HD44780) && HAS_MARLINUI_U8GLIB
#elif NONE(TFT_COLOR_UI, TFT_CLASSIC_UI, TFT_LVGL_UI, HAS_MARLINUI_HD44780) && HAS_MARLINUI_U8GLIB
#include <U8glib-HAL.h>
uint8_t u8g_com_sw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr) {return 0;}
#endif // HAS_MARLINUI_U8GLIB && !U8GLIB_ST7920
#endif // HAS_MARLINUI_U8GLIB && !IS_U8GLIB_ST7920
#endif // __PLAT_NATIVE_SIM__

303
Marlin/src/HAL/SAMD51/HAL.cpp
View File

@@ -42,10 +42,6 @@
#endif
#endif
// ------------------------
// Local defines
// ------------------------
#define GET_TEMP_0_ADC() TERN(HAS_TEMP_ADC_0, PIN_TO_ADC(TEMP_0_PIN), -1)
#define GET_TEMP_1_ADC() TERN(HAS_TEMP_ADC_1, PIN_TO_ADC(TEMP_1_PIN), -1)
#define GET_TEMP_2_ADC() TERN(HAS_TEMP_ADC_2, PIN_TO_ADC(TEMP_2_PIN), -1)
@@ -54,22 +50,28 @@
#define GET_TEMP_5_ADC() TERN(HAS_TEMP_ADC_5, PIN_TO_ADC(TEMP_5_PIN), -1)
#define GET_TEMP_6_ADC() TERN(HAS_TEMP_ADC_6, PIN_TO_ADC(TEMP_6_PIN), -1)
#define GET_TEMP_7_ADC() TERN(HAS_TEMP_ADC_7, PIN_TO_ADC(TEMP_7_PIN), -1)
#define GET_PROBE_ADC() TERN(HAS_TEMP_PROBE, PIN_TO_ADC(TEMP_PROBE_PIN), -1)
#define GET_BED_ADC() TERN(HAS_TEMP_ADC_BED, PIN_TO_ADC(TEMP_BED_PIN), -1)
#define GET_CHAMBER_ADC() TERN(HAS_TEMP_ADC_CHAMBER, PIN_TO_ADC(TEMP_CHAMBER_PIN), -1)
#define GET_PROBE_ADC() TERN(HAS_TEMP_ADC_PROBE, PIN_TO_ADC(TEMP_PROBE_PIN), -1)
#define GET_COOLER_ADC() TERN(HAS_TEMP_ADC_COOLER, PIN_TO_ADC(TEMP_COOLER_PIN), -1)
#define GET_BOARD_ADC() TERN(HAS_TEMP_ADC_BOARD, PIN_TO_ADC(TEMP_BOARD_PIN), -1)
#define GET_FILAMENT_WIDTH_ADC() TERN(FILAMENT_WIDTH_SENSOR, PIN_TO_ADC(FILWIDTH_PIN), -1)
#define GET_BUTTONS_ADC() TERN(HAS_ADC_BUTTONS, PIN_TO_ADC(ADC_KEYPAD_PIN), -1)
#define GET_JOY_ADC_X() TERN(HAS_JOY_ADC_X, PIN_TO_ADC(JOY_X_PIN), -1)
#define GET_JOY_ADC_Y() TERN(HAS_JOY_ADC_Y, PIN_TO_ADC(JOY_Y_PIN), -1)
#define GET_JOY_ADC_Z() TERN(HAS_JOY_ADC_Z, PIN_TO_ADC(JOY_Z_PIN), -1)
#define IS_ADC_REQUIRED(n) ( \
GET_TEMP_0_ADC() == n || GET_TEMP_1_ADC() == n || GET_TEMP_2_ADC() == n || GET_TEMP_3_ADC() == n \
|| GET_TEMP_4_ADC() == n || GET_TEMP_5_ADC() == n || GET_TEMP_6_ADC() == n || GET_TEMP_7_ADC() == n \
|| GET_PROBE_ADC() == n \
|| GET_BED_ADC() == n \
|| GET_CHAMBER_ADC() == n \
|| GET_COOLER_ADC() == n \
|| GET_BED_ADC() == n \
|| GET_CHAMBER_ADC() == n \
|| GET_PROBE_ADC() == n \
|| GET_COOLER_ADC() == n \
|| GET_BOARD_ADC() == n \
|| GET_FILAMENT_WIDTH_ADC() == n \
|| GET_BUTTONS_ADC() == n \
|| GET_BUTTONS_ADC() == n \
|| GET_JOY_ADC_X() == n || GET_JOY_ADC_Y() == n || GET_JOY_ADC_Z() == n \
)
#if IS_ADC_REQUIRED(0)
@@ -89,6 +91,152 @@
#define DMA_IS_REQUIRED 1
#endif
enum ADCIndex {
#if GET_TEMP_0_ADC() == 0
TEMP_0,
#endif
#if GET_TEMP_1_ADC() == 0
TEMP_1,
#endif
#if GET_TEMP_2_ADC() == 0
TEMP_2,
#endif
#if GET_TEMP_3_ADC() == 0
TEMP_3,
#endif
#if GET_TEMP_4_ADC() == 0
TEMP_4,
#endif
#if GET_TEMP_5_ADC() == 0
TEMP_5,
#endif
#if GET_TEMP_6_ADC() == 0
TEMP_6,
#endif
#if GET_TEMP_7_ADC() == 0
TEMP_7,
#endif
#if GET_BED_ADC() == 0
TEMP_BED,
#endif
#if GET_CHAMBER_ADC() == 0
TEMP_CHAMBER,
#endif
#if GET_PROBE_ADC() == 0
TEMP_PROBE,
#endif
#if GET_COOLER_ADC() == 0
TEMP_COOLER,
#endif
#if GET_BOARD_ADC() == 0
TEMP_BOARD,
#endif
#if GET_FILAMENT_WIDTH_ADC() == 0
FILWIDTH,
#endif
#if GET_BUTTONS_ADC() == 0
ADC_KEY,
#endif
#if GET_JOY_ADC_X() == 0
JOY_X,
#endif
#if GET_JOY_ADC_Y() == 0
JOY_Y,
#endif
#if GET_JOY_ADC_Z() == 0
JOY_Z,
#endif
#if GET_TEMP_0_ADC() == 1
TEMP_0,
#endif
#if GET_TEMP_1_ADC() == 1
TEMP_1,
#endif
#if GET_TEMP_2_ADC() == 1
TEMP_2,
#endif
#if GET_TEMP_3_ADC() == 1
TEMP_3,
#endif
#if GET_TEMP_4_ADC() == 1
TEMP_4,
#endif
#if GET_TEMP_5_ADC() == 1
TEMP_5,
#endif
#if GET_TEMP_6_ADC() == 1
TEMP_6,
#endif
#if GET_TEMP_7_ADC() == 1
TEMP_7,
#endif
#if GET_BED_ADC() == 1
TEMP_BED,
#endif
#if GET_CHAMBER_ADC() == 1
TEMP_CHAMBER,
#endif
#if GET_PROBE_ADC() == 1
TEMP_PROBE,
#endif
#if GET_COOLER_ADC() == 1
TEMP_COOLER,
#endif
#if GET_BOARD_ADC() == 1
TEMP_BOARD,
#endif
#if GET_FILAMENT_WIDTH_ADC() == 1
FILWIDTH,
#endif
#if GET_BUTTONS_ADC() == 1
ADC_KEY,
#endif
#if GET_JOY_ADC_X() == 1
JOY_X,
#endif
#if GET_JOY_ADC_Y() == 1
JOY_Y,
#endif
#if GET_JOY_ADC_Z() == 1
JOY_Z,
#endif
ADC_COUNT
};
#if ENABLED(USE_WATCHDOG)
#define WDT_TIMEOUT_REG TERN(WATCHDOG_DURATION_8S, WDT_CONFIG_PER_CYC8192, WDT_CONFIG_PER_CYC4096) // 4 or 8 second timeout
void MarlinHAL::watchdog_init() {
// The low-power oscillator used by the WDT runs at 32,768 Hz with
// a 1:32 prescale, thus 1024 Hz, though probably not super precise.
// Setup WDT clocks
MCLK->APBAMASK.bit.OSC32KCTRL_ = true;
MCLK->APBAMASK.bit.WDT_ = true;
OSC32KCTRL->OSCULP32K.bit.EN1K = true; // Enable out 1K (this is what WDT uses)
WDT->CTRLA.bit.ENABLE = false; // Disable watchdog for config
SYNC(WDT->SYNCBUSY.bit.ENABLE);
WDT->INTENCLR.reg = WDT_INTENCLR_EW; // Disable early warning interrupt
WDT->CONFIG.reg = WDT_TIMEOUT_REG; // Set a 4s or 8s period for chip reset
hal.watchdog_refresh();
WDT->CTRLA.reg = WDT_CTRLA_ENABLE; // Start watchdog now in normal mode
SYNC(WDT->SYNCBUSY.bit.ENABLE);
}
// Reset watchdog. MUST be called at least every 4 seconds after the
// first watchdog_init or SAMD will go into emergency procedures.
void MarlinHAL::watchdog_refresh() {
SYNC(WDT->SYNCBUSY.bit.CLEAR); // Test first if previous is 'ongoing' to save time waiting for command execution
WDT->CLEAR.reg = WDT_CLEAR_CLEAR_KEY;
}
#endif
// ------------------------
// Types
// ------------------------
@@ -106,12 +254,10 @@
// Private Variables
// ------------------------
uint16_t HAL_adc_result;
#if ADC_IS_REQUIRED
// Pins used by ADC inputs. Order must be ADC0 inputs first then ADC1
const uint8_t adc_pins[] = {
static constexpr uint8_t adc_pins[ADC_COUNT] = {
// ADC0 pins
#if GET_TEMP_0_ADC() == 0
TEMP_0_PIN,
@@ -137,24 +283,36 @@ uint16_t HAL_adc_result;
#if GET_TEMP_7_ADC() == 0
TEMP_7_PIN,
#endif
#if GET_PROBE_ADC() == 0
TEMP_PROBE_PIN,
#endif
#if GET_BED_ADC() == 0
TEMP_BED_PIN,
#endif
#if GET_CHAMBER_ADC() == 0
TEMP_CHAMBER_PIN,
#endif
#if GET_PROBE_ADC() == 0
TEMP_PROBE_PIN,
#endif
#if GET_COOLER_ADC() == 0
TEMP_COOLER_PIN,
#endif
#if GET_BOARD_ADC() == 0
TEMP_BOARD_PIN,
#endif
#if GET_FILAMENT_WIDTH_ADC() == 0
FILWIDTH_PIN,
#endif
#if GET_BUTTONS_ADC() == 0
ADC_KEYPAD_PIN,
#endif
#if GET_JOY_ADC_X() == 0
JOY_X_PIN,
#endif
#if GET_JOY_ADC_Y() == 0
JOY_Y_PIN,
#endif
#if GET_JOY_ADC_Z() == 0
JOY_Z_PIN,
#endif
// ADC1 pins
#if GET_TEMP_0_ADC() == 1
TEMP_0_PIN,
@@ -180,33 +338,44 @@ uint16_t HAL_adc_result;
#if GET_TEMP_7_ADC() == 1
TEMP_7_PIN,
#endif
#if GET_PROBE_ADC() == 1
TEMP_PROBE_PIN,
#endif
#if GET_BED_ADC() == 1
TEMP_BED_PIN,
#endif
#if GET_CHAMBER_ADC() == 1
TEMP_CHAMBER_PIN,
#endif
#if GET_PROBE_ADC() == 1
TEMP_PROBE_PIN,
#endif
#if GET_COOLER_ADC() == 1
TEMP_COOLER_PIN,
#endif
#if GET_BOARD_ADC() == 1
TEMP_BOARD_PIN,
#endif
#if GET_FILAMENT_WIDTH_ADC() == 1
FILWIDTH_PIN,
#endif
#if GET_BUTTONS_ADC() == 1
ADC_KEYPAD_PIN,
#endif
#if GET_JOY_ADC_X() == 1
JOY_X_PIN,
#endif
#if GET_JOY_ADC_Y() == 1
JOY_Y_PIN,
#endif
#if GET_JOY_ADC_Z() == 1
JOY_Z_PIN,
#endif
};
uint16_t HAL_adc_results[COUNT(adc_pins)];
static uint16_t adc_results[ADC_COUNT];
#if ADC0_IS_REQUIRED
Adafruit_ZeroDMA adc0DMAProgram,
adc0DMARead;
Adafruit_ZeroDMA adc0DMAProgram, adc0DMARead;
const HAL_DMA_DAC_Registers adc0_dma_regs_list[] = {
static constexpr HAL_DMA_DAC_Registers adc0_dma_regs_list[ADC_COUNT] = {
#if GET_TEMP_0_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_0_PIN) },
#endif
@@ -231,34 +400,45 @@ uint16_t HAL_adc_result;
#if GET_TEMP_7_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_7_PIN) },
#endif
#if GET_PROBE_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_PROBE_PIN) },
#endif
#if GET_BED_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_BED_PIN) },
#endif
#if GET_CHAMBER_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_CHAMBER_PIN) },
#endif
#if GET_PROBE_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_PROBE_PIN) },
#endif
#if GET_COOLER_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_COOLER_PIN) },
#endif
#if GET_BOARD_ADC() == 0
{ PIN_TO_INPUTCTRL(TEMP_BOARD_PIN) },
#endif
#if GET_FILAMENT_WIDTH_ADC() == 0
{ PIN_TO_INPUTCTRL(FILWIDTH_PIN) },
#endif
#if GET_BUTTONS_ADC() == 0
{ PIN_TO_INPUTCTRL(ADC_KEYPAD_PIN) },
#endif
#if GET_JOY_ADC_X() == 0
{ PIN_TO_INPUTCTRL(JOY_X_PIN) },
#endif
#if GET_JOY_ADC_Y() == 0
{ PIN_TO_INPUTCTRL(JOY_Y_PIN) },
#endif
#if GET_JOY_ADC_Z() == 0
{ PIN_TO_INPUTCTRL(JOY_Z_PIN) },
#endif
};
#define ADC0_AINCOUNT COUNT(adc0_dma_regs_list)
#endif // ADC0_IS_REQUIRED
#if ADC1_IS_REQUIRED
Adafruit_ZeroDMA adc1DMAProgram,
adc1DMARead;
Adafruit_ZeroDMA adc1DMAProgram, adc1DMARead;
const HAL_DMA_DAC_Registers adc1_dma_regs_list[] = {
static constexpr HAL_DMA_DAC_Registers adc1_dma_regs_list[ADC_COUNT] = {
#if GET_TEMP_0_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_0_PIN) },
#endif
@@ -283,24 +463,36 @@ uint16_t HAL_adc_result;
#if GET_TEMP_7_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_7_PIN) },
#endif
#if GET_PROBE_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_PROBE_PIN) },
#endif
#if GET_BED_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_BED_PIN) },
#endif
#if GET_CHAMBER_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_CHAMBER_PIN) },
#endif
#if GET_PROBE_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_PROBE_PIN) },
#endif
#if GET_COOLER_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_COOLER_PIN) },
#endif
#if GET_BOARD_ADC() == 1
{ PIN_TO_INPUTCTRL(TEMP_BOARD_PIN) },
#endif
#if GET_FILAMENT_WIDTH_ADC() == 1
{ PIN_TO_INPUTCTRL(FILWIDTH_PIN) },
#endif
#if GET_BUTTONS_ADC() == 1
{ PIN_TO_INPUTCTRL(ADC_KEYPAD_PIN) },
#endif
#if GET_JOY_ADC_X() == 1
{ PIN_TO_INPUTCTRL(JOY_X_PIN) },
#endif
#if GET_JOY_ADC_Y() == 1
{ PIN_TO_INPUTCTRL(JOY_Y_PIN) },
#endif
#if GET_JOY_ADC_Z() == 1
{ PIN_TO_INPUTCTRL(JOY_Z_PIN) },
#endif
};
#define ADC1_AINCOUNT COUNT(adc1_dma_regs_list)
@@ -312,9 +504,10 @@ uint16_t HAL_adc_result;
// Private functions
// ------------------------
#if DMA_IS_REQUIRED
void MarlinHAL::dma_init() {
#if DMA_IS_REQUIRED
void dma_init() {
DmacDescriptor *descriptor;
#if ADC0_IS_REQUIRED
@@ -343,7 +536,7 @@ uint16_t HAL_adc_result;
if (adc0DMARead.allocate() == DMA_STATUS_OK) {
adc0DMARead.addDescriptor(
(void *)&ADC0->RESULT.reg, // SRC
&HAL_adc_results, // DEST
&adc_results, // DEST
ADC0_AINCOUNT, // CNT
DMA_BEAT_SIZE_HWORD,
false, // SRCINC
@@ -380,7 +573,7 @@ uint16_t HAL_adc_result;
if (adc1DMARead.allocate() == DMA_STATUS_OK) {
adc1DMARead.addDescriptor(
(void *)&ADC1->RESULT.reg, // SRC
&HAL_adc_results[ADC0_AINCOUNT], // DEST
&adc_results[ADC0_AINCOUNT], // DEST
ADC1_AINCOUNT, // CNT
DMA_BEAT_SIZE_HWORD,
false, // SRCINC
@@ -393,36 +586,28 @@ uint16_t HAL_adc_result;
#endif
DMAC->PRICTRL0.bit.RRLVLEN0 = true; // Activate round robin for DMA channels required by ADCs
}
#endif // DMA_IS_REQUIRED
#endif // DMA_IS_REQUIRED
}
// ------------------------
// Public functions
// ------------------------
// HAL initialization task
void HAL_init() {
void MarlinHAL::init() {
TERN_(DMA_IS_REQUIRED, dma_init());
#if ENABLED(SDSUPPORT)
#if SD_CONNECTION_IS(ONBOARD) && PIN_EXISTS(SD_DETECT)
#if HAS_SD_DETECT && SD_CONNECTION_IS(ONBOARD)
SET_INPUT_PULLUP(SD_DETECT_PIN);
#endif
OUT_WRITE(SDSS, HIGH); // Try to set SDSS inactive before any other SPI users start up
#endif
}
// HAL idle task
/*
void HAL_idletask() {
}
*/
void HAL_clear_reset_source() { }
#pragma push_macro("WDT")
#undef WDT // Required to be able to use '.bit.WDT'. Compiler wrongly replace struct field with WDT define
uint8_t HAL_get_reset_source() {
uint8_t MarlinHAL::get_reset_source() {
RSTC_RCAUSE_Type resetCause;
resetCause.reg = REG_RSTC_RCAUSE;
@@ -436,7 +621,7 @@ uint8_t HAL_get_reset_source() {
}
#pragma pop_macro("WDT")
void HAL_reboot() { NVIC_SystemReset(); }
void MarlinHAL::reboot() { NVIC_SystemReset(); }
extern "C" {
void * _sbrk(int incr);
@@ -454,9 +639,11 @@ int freeMemory() {
// ADC
// ------------------------
void HAL_adc_init() {
uint16_t MarlinHAL::adc_result;
void MarlinHAL::adc_init() {
#if ADC_IS_REQUIRED
memset(HAL_adc_results, 0xFF, sizeof(HAL_adc_results)); // Fill result with invalid values
memset(adc_results, 0xFF, sizeof(adc_results)); // Fill result with invalid values
LOOP_L_N(pi, COUNT(adc_pins))
pinPeripheral(adc_pins[pi], PIO_ANALOG);
@@ -491,17 +678,13 @@ void HAL_adc_init() {
#endif // ADC_IS_REQUIRED
}
void HAL_adc_start_conversion(const uint8_t adc_pin) {
void MarlinHAL::adc_start(const pin_t pin) {
#if ADC_IS_REQUIRED
LOOP_L_N(pi, COUNT(adc_pins)) {
if (adc_pin == adc_pins[pi]) {
HAL_adc_result = HAL_adc_results[pi];
return;
}
}
LOOP_L_N(pi, COUNT(adc_pins))
if (pin == adc_pins[pi]) { adc_result = adc_results[pi]; return; }
#endif
HAL_adc_result = 0xFFFF;
adc_result = 0xFFFF;
}
#endif // __SAMD51__

133
Marlin/src/HAL/SAMD51/HAL.h
View File

@@ -26,7 +26,6 @@
#include "../shared/math_32bit.h"
#include "../shared/HAL_SPI.h"
#include "fastio.h"
#include "watchdog.h"
#ifdef ADAFRUIT_GRAND_CENTRAL_M4
#include "MarlinSerial_AGCM4.h"
@@ -89,46 +88,30 @@
typedef int8_t pin_t;
#define SHARED_SERVOS HAS_SERVOS
#define HAL_SERVO_LIB Servo
#define SHARED_SERVOS HAS_SERVOS // Use shared/servos.cpp
class Servo;
typedef Servo hal_servo_t;
//
// Interrupts
//
#define CRITICAL_SECTION_START() uint32_t primask = __get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (!primask) __enable_irq()
#define ISRS_ENABLED() (!__get_PRIMASK())
#define ENABLE_ISRS() __enable_irq()
#define DISABLE_ISRS() __disable_irq()
#define CRITICAL_SECTION_START() const bool irqon = !__get_PRIMASK(); __disable_irq()
#define CRITICAL_SECTION_END() if (irqon) __enable_irq()
#define cli() __disable_irq() // Disable interrupts
#define sei() __enable_irq() // Enable interrupts
void HAL_clear_reset_source(); // clear reset reason
uint8_t HAL_get_reset_source(); // get reset reason
void HAL_reboot();
#define cli() __disable_irq() // Disable interrupts
#define sei() __enable_irq() // Enable interrupts
//
// ADC
//
extern uint16_t HAL_adc_result; // Most recent ADC conversion
#define HAL_ANALOG_SELECT(pin)
void HAL_adc_init();
//#define HAL_ADC_FILTERED // Disable Marlin's oversampling. The HAL filters ADC values.
#define HAL_ADC_VREF 3.3
#define HAL_ADC_RESOLUTION 10 // ... 12
#define HAL_START_ADC(pin) HAL_adc_start_conversion(pin)
#define HAL_READ_ADC() HAL_adc_result
#define HAL_ADC_READY() true
void HAL_adc_start_conversion(const uint8_t adc_pin);
//
// Pin Map
// Pin Mapping for M42, M43, M226
//
#define GET_PIN_MAP_PIN(index) index
#define GET_PIN_MAP_INDEX(pin) pin
@@ -137,37 +120,97 @@ void HAL_adc_start_conversion(const uint8_t adc_pin);
//
// Tone
//
void toneInit();
void tone(const pin_t _pin, const unsigned int frequency, const unsigned long duration=0);
void noTone(const pin_t _pin);
// Enable hooks into idle and setup for HAL
void HAL_init();
/*
#define HAL_IDLETASK 1
void HAL_idletask();
*/
//
// Utility functions
//
FORCE_INLINE void _delay_ms(const int delay_ms) { delay(delay_ms); }
// ------------------------
// Class Utilities
// ------------------------
#pragma GCC diagnostic push
#if GCC_VERSION <= 50000
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-function"
#endif
int freeMemory();
#if GCC_VERSION <= 50000
#pragma GCC diagnostic pop
#endif
#ifdef __cplusplus
extern "C" {
#endif
char *dtostrf(double __val, signed char __width, unsigned char __prec, char *__s);
extern "C" int freeMemory();
#ifdef __cplusplus
}
#endif
#pragma GCC diagnostic pop
// ------------------------
// MarlinHAL Class
// ------------------------
class MarlinHAL {
public:
// Earliest possible init, before setup()
MarlinHAL() {}
// Watchdog
static void watchdog_init() IF_DISABLED(USE_WATCHDOG, {});
static void watchdog_refresh() IF_DISABLED(USE_WATCHDOG, {});
static void init(); // Called early in setup()
static void init_board() {} // Called less early in setup()
static void reboot(); // Restart the firmware from 0x0
// Interrupts
static bool isr_state() { return !__get_PRIMASK(); }
static void isr_on() { sei(); }
static void isr_off() { cli(); }
static void delay_ms(const int ms) { delay(ms); }
// Tasks, called from idle()
static void idletask() {}
// Reset
static uint8_t get_reset_source();
static void clear_reset_source() {}
// Free SRAM
static int freeMemory() { return ::freeMemory(); }
//
// ADC Methods
//
static uint16_t adc_result;
// Called by Temperature::init once at startup
static void adc_init();
// Called by Temperature::init for each sensor at startup
static void adc_enable(const uint8_t ch) {}
// Begin ADC sampling on the given pin. Called from Temperature::isr!
static void adc_start(const pin_t pin);
// Is the ADC ready for reading?
static bool adc_ready() { return true; }
// The current value of the ADC register
static uint16_t adc_value() { return adc_result; }
/**
* Set the PWM duty cycle for the pin to the given value.
* No option to invert the duty cycle [default = false]
* No option to change the scale of the provided value to enable finer PWM duty control [default = 255]
*/
static void set_pwm_duty(const pin_t pin, const uint16_t v, const uint16_t=255, const bool=false) {
analogWrite(pin, v);
}
private:
static void dma_init();
};

53
Marlin/src/HAL/SAMD51/Servo.cpp
View File

@@ -53,7 +53,7 @@
static volatile int8_t currentServoIndex[_Nbr_16timers]; // index for the servo being pulsed for each timer (or -1 if refresh interval)
FORCE_INLINE static uint16_t getTimerCount() {
Tc * const tc = TimerConfig[SERVO_TC].pTc;
Tc * const tc = timer_config[SERVO_TC].pTc;
tc->COUNT16.CTRLBSET.reg = TC_CTRLBCLR_CMD_READSYNC;
SYNC(tc->COUNT16.SYNCBUSY.bit.CTRLB || tc->COUNT16.SYNCBUSY.bit.COUNT);
@@ -65,7 +65,7 @@ FORCE_INLINE static uint16_t getTimerCount() {
// Interrupt handler for the TC
// ----------------------------
HAL_SERVO_TIMER_ISR() {
Tc * const tc = TimerConfig[SERVO_TC].pTc;
Tc * const tc = timer_config[SERVO_TC].pTc;
const timer16_Sequence_t timer =
#ifndef _useTimer1
_timer2
@@ -77,7 +77,8 @@ HAL_SERVO_TIMER_ISR() {
;
const uint8_t tcChannel = TIMER_TCCHANNEL(timer);
if (currentServoIndex[timer] < 0) {
int8_t cho = currentServoIndex[timer]; // Handle the prior servo first
if (cho < 0) { // Servo -1 indicates the refresh interval completed...
#if defined(_useTimer1) && defined(_useTimer2)
if (currentServoIndex[timer ^ 1] >= 0) {
// Wait for both channels
@@ -86,46 +87,38 @@ HAL_SERVO_TIMER_ISR() {
return;
}
#endif
tc->COUNT16.COUNT.reg = TC_COUNTER_START_VAL;
tc->COUNT16.COUNT.reg = TC_COUNTER_START_VAL; // ...so reset the timer
SYNC(tc->COUNT16.SYNCBUSY.bit.COUNT);
}
else if (SERVO_INDEX(timer, currentServoIndex[timer]) < ServoCount && SERVO(timer, currentServoIndex[timer]).Pin.isActive)
digitalWrite(SERVO(timer, currentServoIndex[timer]).Pin.nbr, LOW); // pulse this channel low if activated
else if (SERVO_INDEX(timer, cho) < ServoCount) // prior channel handled?
digitalWrite(SERVO(timer, cho).Pin.nbr, LOW); // pulse the prior channel LOW
// Select the next servo controlled by this timer
currentServoIndex[timer]++;
currentServoIndex[timer] = ++cho; // go to the next channel (or 0)
if (cho < SERVOS_PER_TIMER && SERVO_INDEX(timer, cho) < ServoCount) {
if (SERVO(timer, cho).Pin.isActive) // activated?
digitalWrite(SERVO(timer, cho).Pin.nbr, HIGH); // yes: pulse HIGH
if (SERVO_INDEX(timer, currentServoIndex[timer]) < ServoCount && currentServoIndex[timer] < SERVOS_PER_TIMER) {
if (SERVO(timer, currentServoIndex[timer]).Pin.isActive) // check if activated
digitalWrite(SERVO(timer, currentServoIndex[timer]).Pin.nbr, HIGH); // it's an active channel so pulse it high
tc->COUNT16.CC[tcChannel].reg = getTimerCount() - (uint16_t)SERVO(timer, currentServoIndex[timer]).ticks;
tc->COUNT16.CC[tcChannel].reg = getTimerCount() - (uint16_t)SERVO(timer, cho).ticks;
}
else {
// finished all channels so wait for the refresh period to expire before starting over
currentServoIndex[timer] = -1; // this will get incremented at the end of the refresh period to start again at the first channel
const uint16_t tcCounterValue = getTimerCount();
if ((TC_COUNTER_START_VAL - tcCounterValue) + 4UL < usToTicks(REFRESH_INTERVAL)) // allow a few ticks to ensure the next OCR1A not missed
tc->COUNT16.CC[tcChannel].reg = TC_COUNTER_START_VAL - (uint16_t)usToTicks(REFRESH_INTERVAL);
else
tc->COUNT16.CC[tcChannel].reg = (uint16_t)(tcCounterValue - 4UL); // at least REFRESH_INTERVAL has elapsed
currentServoIndex[timer] = -1; // reset the timer COUNT.reg on the next call
const uint16_t cval = getTimerCount() - 256 / (SERVO_TIMER_PRESCALER), // allow 256 cycles to ensure the next CV not missed
ival = (TC_COUNTER_START_VAL) - (uint16_t)usToTicks(REFRESH_INTERVAL); // at least REFRESH_INTERVAL has elapsed
tc->COUNT16.CC[tcChannel].reg = min(cval, ival);
}
if (tcChannel == 0) {
SYNC(tc->COUNT16.SYNCBUSY.bit.CC0);
// Clear the interrupt
tc->COUNT16.INTFLAG.reg = TC_INTFLAG_MC0;
tc->COUNT16.INTFLAG.reg = TC_INTFLAG_MC0; // Clear the interrupt
}
else {
SYNC(tc->COUNT16.SYNCBUSY.bit.CC1);
// Clear the interrupt
tc->COUNT16.INTFLAG.reg = TC_INTFLAG_MC1;
tc->COUNT16.INTFLAG.reg = TC_INTFLAG_MC1; // Clear the interrupt
}
}
void initISR(timer16_Sequence_t timer) {
Tc * const tc = TimerConfig[SERVO_TC].pTc;
void initISR(const timer16_Sequence_t timer) {
Tc * const tc = timer_config[SERVO_TC].pTc;
const uint8_t tcChannel = TIMER_TCCHANNEL(timer);
static bool initialized = false; // Servo TC has been initialized
@@ -201,9 +194,9 @@ void initISR(timer16_Sequence_t timer) {
}
}
void finISR(timer16_Sequence_t timer) {
Tc * const tc = TimerConfig[SERVO_TC].pTc;
const uint8_t tcChannel = TIMER_TCCHANNEL(timer);
void finISR(const timer16_Sequence_t timer_index) {
Tc * const tc = timer_config[SERVO_TC].pTc;
const uint8_t tcChannel = TIMER_TCCHANNEL(timer_index);
// Disable the match channel interrupt request
tc->COUNT16.INTENCLR.reg = (tcChannel == 0) ? TC_INTENCLR_MC0 : TC_INTENCLR_MC1;

45
Marlin/src/HAL/SAMD51/endstop_interrupts.h
View File

@@ -60,6 +60,12 @@
#define MATCH_J_MIN_EILINE(P) TERN0(HAS_J_MIN, DEFER4(MATCH_EILINE)(P, J_MIN_PIN))
#define MATCH_K_MAX_EILINE(P) TERN0(HAS_K_MAX, DEFER4(MATCH_EILINE)(P, K_MAX_PIN))
#define MATCH_K_MIN_EILINE(P) TERN0(HAS_K_MIN, DEFER4(MATCH_EILINE)(P, K_MIN_PIN))
#define MATCH_U_MAX_EILINE(P) TERN0(HAS_U_MAX, DEFER4(MATCH_EILINE)(P, U_MAX_PIN))
#define MATCH_U_MIN_EILINE(P) TERN0(HAS_U_MIN, DEFER4(MATCH_EILINE)(P, U_MIN_PIN))
#define MATCH_V_MAX_EILINE(P) TERN0(HAS_V_MAX, DEFER4(MATCH_EILINE)(P, V_MAX_PIN))
#define MATCH_V_MIN_EILINE(P) TERN0(HAS_V_MIN, DEFER4(MATCH_EILINE)(P, V_MIN_PIN))
#define MATCH_W_MAX_EILINE(P) TERN0(HAS_W_MAX, DEFER4(MATCH_EILINE)(P, W_MAX_PIN))
#define MATCH_W_MIN_EILINE(P) TERN0(HAS_W_MIN, DEFER4(MATCH_EILINE)(P, W_MIN_PIN))
#define MATCH_Z2_MAX_EILINE(P) TERN0(HAS_Z2_MAX, DEFER4(MATCH_EILINE)(P, Z2_MAX_PIN))
#define MATCH_Z2_MIN_EILINE(P) TERN0(HAS_Z2_MIN, DEFER4(MATCH_EILINE)(P, Z2_MIN_PIN))
#define MATCH_Z3_MAX_EILINE(P) TERN0(HAS_Z3_MAX, DEFER4(MATCH_EILINE)(P, Z3_MAX_PIN))
@@ -75,6 +81,9 @@
&& !MATCH_I_MAX_EILINE(P) && !MATCH_I_MIN_EILINE(P) \
&& !MATCH_J_MAX_EILINE(P) && !MATCH_J_MIN_EILINE(P) \
&& !MATCH_K_MAX_EILINE(P) && !MATCH_K_MIN_EILINE(P) \
&& !MATCH_U_MAX_EILINE(P) && !MATCH_U_MIN_EILINE(P) \
&& !MATCH_V_MAX_EILINE(P) && !MATCH_V_MIN_EILINE(P) \
&& !MATCH_W_MAX_EILINE(P) && !MATCH_W_MIN_EILINE(P) \
&& !MATCH_Z2_MAX_EILINE(P) && !MATCH_Z2_MIN_EILINE(P) \
&& !MATCH_Z3_MAX_EILINE(P) && !MATCH_Z3_MIN_EILINE(P) \
&& !MATCH_Z4_MAX_EILINE(P) && !MATCH_Z4_MIN_EILINE(P) \
@@ -199,4 +208,40 @@ void setup_endstop_interrupts() {
#endif
attachInterrupt(K_MIN_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_U_MAX
#if !AVAILABLE_EILINE(U_MAX_PIN)
#error "U_MAX_PIN has no EXTINT line available."
#endif
attachInterrupt(U_MAX_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_U_MIN
#if !AVAILABLE_EILINE(U_MIN_PIN)
#error "U_MIN_PIN has no EXTINT line available."
#endif
attachInterrupt(U_MIN_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_V_MAX
#if !AVAILABLE_EILINE(V_MAX_PIN)
#error "V_MAX_PIN has no EXTINT line available."
#endif
attachInterrupt(V_MAX_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_V_MIN
#if !AVAILABLE_EILINE(V_MIN_PIN)
#error "V_MIN_PIN has no EXTINT line available."
#endif
attachInterrupt(V_MIN_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_W_MAX
#if !AVAILABLE_EILINE(W_MAX_PIN)
#error "W_MAX_PIN has no EXTINT line available."
#endif
attachInterrupt(W_MAX_PIN, endstop_ISR, CHANGE);
#endif
#if HAS_W_MIN
#if !AVAILABLE_EILINE(W_MIN_PIN)
#error "W_MIN_PIN has no EXTINT line available."
#endif
attachInterrupt(W_MIN_PIN, endstop_ISR, CHANGE);
#endif
}

2
Marlin/src/HAL/SAMD51/inc/SanityCheck.h
View File

@@ -36,7 +36,7 @@
#error "OnBoard SPI BUS can't be shared with other devices."
#endif
#if SERVO_TC == RTC_TIMER_NUM
#if SERVO_TC == MF_TIMER_RTC
#error "Servos can't use RTC timer"
#endif

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