Initial commit. Unusable Marlin 2.0.5.3 core without any custimization.

Marlin/src/HAL/DUE/usb/sd_mmc_spi_mem.cpp

@@ -0,0 +1,142 @@
+/**
+ * Interface from Atmel USB MSD to Marlin SD card
+ */
+
+#ifdef ARDUINO_ARCH_SAM
+
+#include "../../../inc/MarlinConfig.h"
+
+#if ENABLED(SDSUPPORT)
+
+#include "../../../sd/cardreader.h"
+extern "C" {
+#include "sd_mmc_spi_mem.h"
+}
+
+#define SD_MMC_BLOCK_SIZE 512
+
+void sd_mmc_spi_mem_init() {
+}
+
+Ctrl_status sd_mmc_spi_test_unit_ready() {
+  #ifdef DISABLE_DUE_SD_MMC
+    return CTRL_NO_PRESENT;
+  #endif
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
+  return CTRL_GOOD;
+}
+
+// NOTE: This function is defined as returning the address of the last block
+// in the card, which is cardSize() - 1
+Ctrl_status sd_mmc_spi_read_capacity(uint32_t *nb_sector) {
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
+  *nb_sector = card.getSd2Card().cardSize() - 1;
+  return CTRL_GOOD;
+}
+
+bool sd_mmc_spi_unload(bool) { return true; }
+
+bool sd_mmc_spi_wr_protect() { return false; }
+
+bool sd_mmc_spi_removal() {
+  return (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted());
+}
+
+#if ACCESS_USB == true
+/**
+ * \name MEM <-> USB Interface
+ * @{
+ */
+
+#include "udi_msc.h"
+
+COMPILER_WORD_ALIGNED
+uint8_t sector_buf[SD_MMC_BLOCK_SIZE];
+
+// #define DEBUG_MMC
+
+Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector) {
+  #ifdef DISABLE_DUE_SD_MMC
+    return CTRL_NO_PRESENT;
+  #endif
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
+
+  #ifdef DEBUG_MMC
+  {
+    char buffer[80];
+    sprintf_P(buffer, PSTR("SDRD: %d @ 0x%08x\n"), nb_sector, addr);
+    PORT_REDIRECT(0);
+    SERIAL_ECHO(buffer);
+  }
+  #endif
+
+  // Start reading
+  if (!card.getSd2Card().readStart(addr))
+    return CTRL_FAIL;
+
+  // For each specified sector
+  while (nb_sector--) {
+
+    // Read a sector
+    card.getSd2Card().readData(sector_buf);
+
+    // RAM -> USB
+    if (!udi_msc_trans_block(true, sector_buf, SD_MMC_BLOCK_SIZE, NULL)) {
+      card.getSd2Card().readStop();
+      return CTRL_FAIL;
+    }
+  }
+
+  // Stop reading
+  card.getSd2Card().readStop();
+
+  // Done
+  return CTRL_GOOD;
+}
+
+Ctrl_status sd_mmc_spi_usb_write_10(uint32_t addr, uint16_t nb_sector) {
+  #ifdef DISABLE_DUE_SD_MMC
+    return CTRL_NO_PRESENT;
+  #endif
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.isMounted())
+    return CTRL_NO_PRESENT;
+
+  #ifdef DEBUG_MMC
+  {
+    char buffer[80];
+    sprintf_P(buffer, PSTR("SDWR: %d @ 0x%08x\n"), nb_sector, addr);
+    PORT_REDIRECT(0);
+    SERIAL_ECHO(buffer);
+  }
+  #endif
+
+  if (!card.getSd2Card().writeStart(addr, nb_sector))
+    return CTRL_FAIL;
+
+  // For each specified sector
+  while (nb_sector--) {
+
+    // USB -> RAM
+    if (!udi_msc_trans_block(false, sector_buf, SD_MMC_BLOCK_SIZE, NULL)) {
+      card.getSd2Card().writeStop();
+      return CTRL_FAIL;
+    }
+
+    // Write a sector
+    card.getSd2Card().writeData(sector_buf);
+  }
+
+  // Stop writing
+  card.getSd2Card().writeStop();
+
+  // Done
+  return CTRL_GOOD;
+}
+
+#endif // ACCESS_USB == true
+
+#endif // SDSUPPORT
+#endif // ARDUINO_ARCH_SAM