168 lines
6.4 KiB
C
168 lines
6.4 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file Linux/serial_lld.h
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* @brief Linux low level simulated serial driver header.
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* @addtogroup LINUX_SERIAL
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* @{
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*/
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#ifndef _SERIAL_LLD_H_
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#define _SERIAL_LLD_H_
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#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/**
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* @brief Serial buffers size.
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* @details Configuration parameter, you can change the depth of the queue
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* buffers depending on the requirements of your application.
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*/
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#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
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#define SERIAL_BUFFERS_SIZE 1024
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#endif
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/**
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* @brief SD1 driver enable switch.
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* @details If set to @p TRUE the support for SD1 is included.
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* @note The default is @p TRUE.
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*/
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#if !defined(USE_SIM_SERIAL1) || defined(__DOXYGEN__)
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#define USE_SIM_SERIAL1 TRUE
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#endif
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/**
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* @brief SD2 driver enable switch.
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* @details If set to @p TRUE the support for SD2 is included.
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* @note The default is @p TRUE.
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*/
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#if !defined(USE_SIM_SERIAL2) || defined(__DOXYGEN__)
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#define USE_SIM_SERIAL2 TRUE
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#endif
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/**
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* @brief Listen port for SD1.
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*/
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#if !defined(SD1_PORT) || defined(__DOXYGEN__)
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#define SIM_SD1_PORT 29001
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#endif
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/**
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* @brief Listen port for SD2.
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*/
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#if !defined(SD2_PORT) || defined(__DOXYGEN__)
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#define SIM_SD2_PORT 29002
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#endif
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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/**
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* Serial Driver condition flags type.
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*/
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typedef uint32_t sdflags_t;
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/**
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* @brief Generic Serial Driver configuration structure.
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* @details An instance of this structure must be passed to @p sdStart()
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* in order to configure and start a serial driver operations.
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*
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* @note This structure content is architecture dependent, each driver
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* implementation defines its own version and the custom static
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* initializers.
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*/
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typedef struct {
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} SerialConfig;
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/**
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* @brief @p SerialDriver specific data.
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*/
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#define _serial_driver_data \
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_base_asynchronous_channel_data \
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/* Driver state.*/ \
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sdstate_t state; \
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/* Current configuration data.*/ \
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const SerialConfig *config; \
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/* Input queue.*/ \
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InputQueue iqueue; \
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/* Output queue.*/ \
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OutputQueue oqueue; \
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/* Status Change @p EventSource.*/ \
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EventSource sevent; \
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/* I/O driver status flags.*/ \
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sdflags_t flags; \
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/* Input circular buffer.*/ \
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uint8_t ib[SERIAL_BUFFERS_SIZE]; \
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/* Output circular buffer.*/ \
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uint8_t ob[SERIAL_BUFFERS_SIZE]; \
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/* End of the mandatory fields.*/ \
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/* Listen socket for simulated serial port.*/ \
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SOCKET com_listen; \
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/* Data socket for simulated serial port.*/ \
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SOCKET com_data; \
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/* Port readable name.*/ \
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const char *com_name;
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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/** @cond never*/
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#if USE_SIM_SERIAL1
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extern SerialDriver SD1;
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#endif
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#if USE_SIM_SERIAL2
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extern SerialDriver SD2;
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void sd_lld_init(void);
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void sd_lld_start(SerialDriver *sdp);
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void sd_lld_stop(SerialDriver *sdp);
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bool_t sd_lld_interrupt_pending(void);
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#ifdef __cplusplus
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}
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#endif
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/** @endcond*/
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#endif /* CH_HAL_USE_SERIAL */
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#endif /* _SERIAL_LLD_H_ */
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/** @} */
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