87 lines
3.1 KiB
C
87 lines
3.1 KiB
C
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/*
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* Console support for RTE - for host use only.
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*
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* Copyright (C) 1999-2015, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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* $Id: hnd_cons.h 473343 2014-04-29 01:45:22Z $
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*/
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#ifndef _hnd_cons_h_
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#define _hnd_cons_h_
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#include <typedefs.h>
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#include <siutils.h>
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#if defined(RWL_DONGLE) || defined(UART_REFLECTOR)
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/* For Dongle uart tranport max cmd len is 256 bytes + header length (16 bytes)
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* In case of ASD commands we are not sure about how much is the command size
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* To be on the safe side, input buf len CBUF_LEN is increased to max (512) bytes.
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*/
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#define RWL_MAX_DATA_LEN (512 + 8) /* allow some extra bytes for '/n' termination */
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#define CBUF_LEN (RWL_MAX_DATA_LEN + 64) /* allow 64 bytes for header ("rwl...") */
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#else
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#define CBUF_LEN (128)
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#endif /* RWL_DONGLE || UART_REFLECTOR */
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#define LOG_BUF_LEN 1024
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#ifdef BOOTLOADER_CONSOLE_OUTPUT
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#undef RWL_MAX_DATA_LEN
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#undef CBUF_LEN
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#undef LOG_BUF_LEN
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#define RWL_MAX_DATA_LEN (4 * 1024 + 8)
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#define CBUF_LEN (RWL_MAX_DATA_LEN + 64)
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#define LOG_BUF_LEN (16 * 1024)
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#endif
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typedef struct {
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uint32 buf; /* Can't be pointer on (64-bit) hosts */
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uint buf_size;
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uint idx;
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uint out_idx; /* output index */
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} hnd_log_t;
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typedef struct {
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/* Virtual UART
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* When there is no UART (e.g. Quickturn), the host should write a complete
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* input line directly into cbuf and then write the length into vcons_in.
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* This may also be used when there is a real UART (at risk of conflicting with
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* the real UART). vcons_out is currently unused.
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*/
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volatile uint vcons_in;
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volatile uint vcons_out;
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/* Output (logging) buffer
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* Console output is written to a ring buffer log_buf at index log_idx.
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* The host may read the output when it sees log_idx advance.
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* Output will be lost if the output wraps around faster than the host polls.
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*/
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hnd_log_t log;
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/* Console input line buffer
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* Characters are read one at a time into cbuf until <CR> is received, then
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* the buffer is processed as a command line. Also used for virtual UART.
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*/
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uint cbuf_idx;
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char cbuf[CBUF_LEN];
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} hnd_cons_t;
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#endif /* _hnd_cons_h_ */
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