+++ /dev/null
-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos 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 2 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, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction. Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License. This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2004 Develer S.r.l. (http://www.develer.com/)
- *
- * -->
- *
- * \brief Serial port emulator for hosted environments.
- *
- * \version $Id$
- * \author Bernardo Innocenti <bernie@develer.com>
- */
-
-/*#*
- *#* $Log$
- *#* Revision 1.2 2006/07/19 12:56:26 bernie
- *#* Convert to new Doxygen style.
- *#*
- *#* Revision 1.1 2006/02/17 22:28:00 bernie
- *#* Rename ser_emul.c to ser_posix.c.
- *#*
- *#* Revision 1.4 2006/02/17 22:23:06 bernie
- *#* Update POSIX serial emulator.
- *#*
- *#* Revision 1.3 2005/11/04 16:20:02 bernie
- *#* Fix reference to README.devlib in header.
- *#*
- *#* Revision 1.2 2005/04/11 19:10:27 bernie
- *#* Include top-level headers from cfg/ subdir.
- *#*
- *#* Revision 1.1 2004/12/31 17:40:00 bernie
- *#* Add a simple serial emulation driver.
- *#*
- *#*/
-
-#include "ser.h"
-#include "ser_p.h"
-
-#include <cfg/debug.h>
-#include <cfg/compiler.h>
-#include <mware/fifobuf.h>
-
-#include <appconfig.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h> /* open() */
-#include <unistd.h> /* read(), write() */
-
-
-/* From the high-level serial driver */
-extern struct Serial ser_handles[SER_CNT];
-
-/* TX and RX buffers */
-static unsigned char uart0_txbuffer[CONFIG_UART0_TXBUFSIZE];
-static unsigned char uart0_rxbuffer[CONFIG_UART0_RXBUFSIZE];
-static unsigned char uart1_txbuffer[CONFIG_UART1_TXBUFSIZE];
-static unsigned char uart1_rxbuffer[CONFIG_UART1_RXBUFSIZE];
-
-
-/**
- * Internal state structure
- */
-struct EmulSerial
-{
- struct SerialHardware hw;
- struct Serial *ser;
- int fd;
-};
-
-
-/*
- * Callbacks
- */
-static void uart_init(struct SerialHardware *_hw, struct Serial *ser)
-{
- struct EmulSerial *hw = (struct EmulSerial *)_hw;
-
- hw->ser = ser;
- hw->fd = open("/dev/ttyS0", O_RDWR);
-}
-
-static void uart_cleanup(UNUSED_ARG(struct SerialHardware *, _hw))
-{
- struct EmulSerial *hw = (struct EmulSerial *)_hw;
-
- close(hw->fd);
- hw->fd = -1;
-}
-
-static void uart_txStart(struct SerialHardware * _hw)
-{
- struct EmulSerial *hw = (struct EmulSerial *)_hw;
-
- while(!fifo_isempty(&hw->ser->txfifo))
- {
- char c = fifo_pop(&hw->ser->txfifo);
- write(hw->fd, &c, 1);
- }
-}
-
-static bool uart_txSending(UNUSED_ARG(struct SerialHardware *, _hw))
-{
- return false;
-}
-
-
-static void uart_setBaudrate(UNUSED_ARG(struct SerialHardware *, _hw), unsigned long rate)
-{
- TRACEMSG("rate=%lu", rate);
- // TODO
-
-}
-
-static void uart_setParity(UNUSED_ARG(struct SerialHardware *, _hw), int parity)
-{
- TRACEMSG("parity=%d", parity);
- // TODO
-}
-
-// FIXME: move into compiler.h? Ditch?
-#if COMPILER_C99
- #define C99INIT(name,val) .name = val
-#elif defined(__GNUC__)
- #define C99INIT(name,val) name: val
-#else
- #warning No designated initializers, double check your code
- #define C99INIT(name,val) (val)
-#endif
-
-/*
- * High-level interface data structures.
- */
-static const struct SerialHardwareVT uart_vtable =
-{
- C99INIT(init, uart_init),
- C99INIT(cleanup, uart_cleanup),
- C99INIT(setBaudrate, uart_setBaudrate),
- C99INIT(setParity, uart_setParity),
- C99INIT(txStart, uart_txStart),
- C99INIT(txSending, uart_txSending),
-};
-
-static struct EmulSerial UARTDescs[SER_CNT] =
-{
- {
- C99INIT(hw, /**/) {
- C99INIT(table, &uart_vtable),
- C99INIT(txbuffer, uart0_txbuffer),
- C99INIT(rxbuffer, uart0_rxbuffer),
- C99INIT(txbuffer_size, sizeof(uart0_txbuffer)),
- C99INIT(rxbuffer_size, sizeof(uart0_rxbuffer)),
- },
- C99INIT(ser, NULL),
- C99INIT(fd, -1),
- },
- {
- C99INIT(hw, /**/) {
- C99INIT(table, &uart_vtable),
- C99INIT(txbuffer, uart1_txbuffer),
- C99INIT(rxbuffer, uart1_rxbuffer),
- C99INIT(txbuffer_size, sizeof(uart1_txbuffer)),
- C99INIT(rxbuffer_size, sizeof(uart1_rxbuffer)),
- },
- C99INIT(ser, NULL),
- C99INIT(fd, -1),
- },
-};
-
-struct SerialHardware *ser_hw_getdesc(int unit)
-{
- ASSERT(unit < SER_CNT);
- return &UARTDescs[unit].hw;
-}
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