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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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.
ChibiOS/RT 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 <http://www.gnu.org/licenses/>.
*/
/**
* @file Posix/serial_lld.h
* @brief Posix low level simulated serial driver header.
*
* @addtogroup POSIX_SERIAL
* @{
*/
#ifndef _SERIAL_LLD_H_
#define _SERIAL_LLD_H_
#if CH_HAL_USE_SERIAL || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @brief Serial buffers size.
* @details Configuration parameter, you can change the depth of the queue
* buffers depending on the requirements of your application.
*/
#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
#define SERIAL_BUFFERS_SIZE 1024
#endif
/**
* @brief SD1 driver enable switch.
* @details If set to @p TRUE the support for SD1 is included.
* @note The default is @p TRUE.
*/
#if !defined(USE_SIM_SERIAL1) || defined(__DOXYGEN__)
#define USE_SIM_SERIAL1 TRUE
#endif
/**
* @brief SD2 driver enable switch.
* @details If set to @p TRUE the support for SD2 is included.
* @note The default is @p TRUE.
*/
#if !defined(USE_SIM_SERIAL2) || defined(__DOXYGEN__)
#define USE_SIM_SERIAL2 TRUE
#endif
/**
* @brief Listen port for SD1.
*/
#if !defined(SD1_PORT) || defined(__DOXYGEN__)
#define SIM_SD1_PORT 29001
#endif
/**
* @brief Listen port for SD2.
*/
#if !defined(SD2_PORT) || defined(__DOXYGEN__)
#define SIM_SD2_PORT 29002
#endif
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* Serial Driver condition flags type.
*/
typedef uint32_t sdflags_t;
/**
* @brief Generic Serial Driver configuration structure.
* @details An instance of this structure must be passed to @p sdStart()
* in order to configure and start a serial driver operations.
*
* @note This structure content is architecture dependent, each driver
* implementation defines its own version and the custom static
* initializers.
*/
typedef struct {
} SerialConfig;
/**
* @brief @p SerialDriver specific data.
*/
#define _serial_driver_data \
_base_asynchronous_channel_data \
/* Driver state.*/ \
sdstate_t state; \
/* Current configuration data.*/ \
const SerialConfig *config; \
/* Input queue.*/ \
InputQueue iqueue; \
/* Output queue.*/ \
OutputQueue oqueue; \
/* Status Change @p EventSource.*/ \
EventSource sevent; \
/* I/O driver status flags.*/ \
sdflags_t flags; \
/* Input circular buffer.*/ \
uint8_t ib[SERIAL_BUFFERS_SIZE]; \
/* Output circular buffer.*/ \
uint8_t ob[SERIAL_BUFFERS_SIZE]; \
/* End of the mandatory fields.*/ \
/* Listen socket for simulated serial port.*/ \
SOCKET com_listen; \
/* Data socket for simulated serial port.*/ \
SOCKET com_data; \
/* Port readable name.*/ \
const char *com_name;
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
/** @cond never*/
#if USE_SIM_SERIAL1
extern SerialDriver SD1;
#endif
#if USE_SIM_SERIAL2
extern SerialDriver SD2;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void sd_lld_init(void);
void sd_lld_start(SerialDriver *sdp);
void sd_lld_stop(SerialDriver *sdp);
bool_t sd_lld_interrupt_pending(void);
#ifdef __cplusplus
}
#endif
/** @endcond*/
#endif /* CH_HAL_USE_SERIAL */
#endif /* _SERIAL_LLD_H_ */
/** @} */
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