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#include <rtthread.h>
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#include <rtdevice.h>
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#include "chrg_tty.h"
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struct chrg_tty_t chrgtty[TOTAL_TTY] = {
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[IDX_TTY_RS485] = {
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.dev = RT_NULL,
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.name = DEV_NAME_RS485,
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.index = IDX_TTY_RS485,
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},
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[IDX_TTY_LCD] = {
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.dev = RT_NULL,
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.name = DEV_NAME_LCD,
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.index = IDX_TTY_LCD,
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},
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[IDX_TTY_NORTH] = {
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.dev = RT_NULL,
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.name = DEV_NAME_NORTH,
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.index = IDX_TTY_NORTH,
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},
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[IDX_TTY_SOUTH] = {
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.dev = RT_NULL,
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.name = DEV_NAME_SOUTH,
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.index = IDX_TTY_SOUTH,
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}
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};
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static rt_err_t chrg_rs485_tty_input (rt_device_t dev, rt_size_t size)
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{
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rt_err_t ret = RT_EOK;
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struct chrg_tty_t *pTTY = &chrgtty[IDX_TTY_RS485];
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pTTY->msg.dev = dev;
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pTTY->msg.size = size;
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ret = rt_mq_send(&pTTY->mq_rx, &pTTY->msg, sizeof(struct rx_msg_t));
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if (ret == -RT_EFULL) {
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rt_kprintf("msg queue is full!\r\n");
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}
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return ret;
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}
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static rt_err_t chrg_lcd_tty_input (rt_device_t dev, rt_size_t size)
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{
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rt_err_t ret = RT_EOK;
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struct chrg_tty_t *pTTY = &chrgtty[IDX_TTY_LCD];
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pTTY->msg.dev = dev;
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pTTY->msg.size = size;
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ret = rt_mq_send(&pTTY->mq_rx, &pTTY->msg, sizeof(struct rx_msg_t));
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if (ret == -RT_EFULL) {
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rt_kprintf("msg queue is full!\r\n");
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}
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return ret;
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}
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static rt_err_t chrg_north_tty_input (rt_device_t dev, rt_size_t size)
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{
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rt_err_t ret = RT_EOK;
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struct chrg_tty_t *pTTY = &chrgtty[IDX_TTY_NORTH];
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pTTY->msg.dev = dev;
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pTTY->msg.size = size;
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ret = rt_mq_send(&pTTY->mq_rx, &pTTY->msg, sizeof(struct rx_msg_t));
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if (ret == -RT_EFULL) {
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rt_kprintf("msg queue is full!\r\n");
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}
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return ret;
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}
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static rt_err_t chrg_south_tty_input (rt_device_t dev, rt_size_t size)
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{
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rt_err_t ret = RT_EOK;
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struct chrg_tty_t *pTTY = &chrgtty[IDX_TTY_SOUTH];
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pTTY->msg.dev = dev;
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pTTY->msg.size = size;
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ret = rt_mq_send(&pTTY->mq_rx, &pTTY->msg, sizeof(struct rx_msg_t));
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if (ret == -RT_EFULL) {
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rt_kprintf("msg queue is full!\r\n");
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}
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return ret;
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}
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static void chrg_tty_recv_entry (void *data)
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{
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struct chrg_tty_t *pTTY = (struct chrg_tty_t *)data;
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rt_err_t ret = RT_EOK;
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rt_int32_t rx_len = 0;
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rt_uint8_t rx_raw[RT_SERIAL_RB_BUFSZ];
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while (1) {
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rt_memset(&pTTY->msg, 0, sizeof(struct rx_msg_t));
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ret = rt_mq_recv(&pTTY->mq_rx, &pTTY->msg, sizeof(struct rx_msg_t), RT_WAITING_FOREVER);
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if (ret == RT_EOK) {
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rt_memset(rx_raw, 0, RT_SERIAL_RB_BUFSZ);
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rx_len = rt_device_read(pTTY->msg.dev, 0, rx_raw, pTTY->msg.size);
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if (rx_len > 0) {
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}
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}
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}
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}
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rt_err_t chrg_tty_thread (struct chrg_tty_t *pTTY)
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{
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rt_err_t ret = RT_EOK;
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rt_thread_t tid_tty;
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struct serial_configure cfg = {
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.baud_rate = BAUD_RATE_115200,
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.data_bits = DATA_BITS_8,
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.stop_bits = STOP_BITS_1,
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.parity = PARITY_NONE,
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.bit_order = BIT_ORDER_LSB,
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.invert = NRZ_NORMAL,
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.bufsz = RT_SERIAL_RB_BUFSZ,
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.flowcontrol = RT_SERIAL_FLOWCONTROL_NONE,
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};
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if (RT_NULL == pTTY->dev) {
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rt_kprintf("dev is null.\r\n");
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return RT_ERROR;
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}
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rt_mq_init(&pTTY->mq_rx, pTTY->name, pTTY->pool_msg,
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sizeof(struct rx_msg_t), sizeof(pTTY->pool_msg), RT_IPC_FLAG_FIFO);
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ret = rt_device_open(pTTY->dev, RT_DEVICE_OFLAG_RDWR|RT_DEVICE_FLAG_INT_RX);
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if (ret != RT_EOK) {
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rt_kprintf("open '%s' failed.\r\n", pTTY->name);
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return ret;
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}
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ret = rt_device_control(pTTY->dev, RT_DEVICE_CTRL_CONFIG, &cfg);
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if (ret != RT_EOK) {
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rt_kprintf("control '%s' failed.\r\n", pTTY->name);
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return ret;
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}
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switch (pTTY->index) {
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case IDX_TTY_RS485:
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rt_device_set_rx_indicate(pTTY->dev, chrg_rs485_tty_input);
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break;
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case IDX_TTY_LCD:
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rt_device_set_rx_indicate(pTTY->dev, chrg_lcd_tty_input);
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break;
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case IDX_TTY_NORTH:
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rt_device_set_rx_indicate(pTTY->dev, chrg_north_tty_input);
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break;
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case IDX_TTY_SOUTH:
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rt_device_set_rx_indicate(pTTY->dev, chrg_south_tty_input);
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break;
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default:
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return RT_ERROR;
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}
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tid_tty = rt_thread_create(pTTY->name, chrg_tty_recv_entry,
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pTTY, 4096, RT_MAIN_THREAD_PRIORITY+2, 20);
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if (tid_tty != RT_NULL) {
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rt_thread_startup(tid_tty);
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} else {
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rt_kprintf("create thread '%s' failed.\r\n", pTTY->name);
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return -RT_ERROR;
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}
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return RT_EOK;
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}
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static int chrg_tty_init (void)
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{
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struct chrg_tty_t *pTTY = RT_NULL;
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int i = 0;
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for (i = 0; i < TOTAL_TTY; i++) {
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if (IDX_TTY_RS485 == i) {
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continue;
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}
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pTTY = &chrgtty[i];
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pTTY->dev = rt_device_find(pTTY->name);
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if (RT_NULL == pTTY->dev) {
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rt_kprintf("dev '%s' not found.\r\n", pTTY->name);
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return RT_ERROR;
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}
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chrg_tty_thread(pTTY);
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}
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return RT_EOK;
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}
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INIT_APP_EXPORT(chrg_tty_init);
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