175 lines
5.0 KiB
C
175 lines
5.0 KiB
C
#include "system/includes.h"
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#include "asm/uart_dev.h"
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#include "system/event.h"
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#include "key_event_deal.h"
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#include "app_task.h"
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#if 0
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/*
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[[ 注意!!! ]]
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* 如果当系统任务较少时使用本demo，需要将低功耗关闭（#define TCFG_LOWPOWER_LOWPOWER_SEL 0//SLEEP_EN ），否则任务被串口接收函数调用信号量pend时会导致cpu休眠，串口中断和DMA接收将遗漏数据或数据不正确
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*/
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#define UART_DEV_USAGE_TEST_SEL 2 //uart_dev.c api接口使用方法选择
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// 选择1 串口中断回调函数推送事件，由事件响应函数接收串口数据
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// 选择2 由task接收串口数据
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#define UART_DEV_TEST_MULTI_BYTE 1 //uart_dev.c 读写多个字节api / 读写1个字节api 选择
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#define UART_DEV_FLOW_CTRL 0
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const uart_bus_t *uart_bus;
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static u8 uart_cbuf[512] __attribute__((aligned(4)));
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static u8 uart_rxbuf[512] __attribute__((aligned(4)));
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//设备事件响应demo
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static void uart_event_handler(struct sys_event *e)
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{
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u32 uart_rxcnt = 0;
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if ((u32)e->arg == DEVICE_EVENT_FROM_UART_RX_OVERFLOW) {
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if (e->u.dev.event == DEVICE_EVENT_CHANGE) {
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/* printf("uart event: DEVICE_EVENT_FROM_UART_RX_OVERFLOW\n"); */
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uart_bus = (const uart_bus_t *)e->u.dev.value;
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uart_rxcnt = uart_bus->read(uart_rxbuf, sizeof(uart_rxbuf), 0);
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if (uart_rxcnt) {
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printf("get_buffer:\n");
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for (int i = 0; i < uart_rxcnt; i++) {
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my_put_u8hex(uart_rxbuf[i]);
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if (i % 16 == 15) {
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putchar('\n');
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}
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}
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if (uart_rxcnt % 16) {
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putchar('\n');
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}
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#if (!UART_DEV_FLOW_CTRL)
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uart_bus->write(uart_rxbuf, uart_rxcnt);
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#endif
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}
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printf("uart out\n");
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}
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}
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if ((u32)e->arg == DEVICE_EVENT_FROM_UART_RX_OUTTIME) {
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if (e->u.dev.event == DEVICE_EVENT_CHANGE) {
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/* printf("uart event:DEVICE_EVENT_FROM_UART_RX_OUTTIME\n"); */
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uart_bus = (const uart_bus_t *)e->u.dev.value;
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uart_rxcnt = uart_bus->read(uart_rxbuf, sizeof(uart_rxbuf), 0);
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if (uart_rxcnt) {
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printf("get_buffer:\n");
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for (int i = 0; i < uart_rxcnt; i++) {
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my_put_u8hex(uart_rxbuf[i]);
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if (i % 16 == 15) {
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putchar('\n');
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}
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}
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if (uart_rxcnt % 16) {
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putchar('\n');
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}
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#if (!UART_DEV_FLOW_CTRL)
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uart_bus->write(uart_rxbuf, uart_rxcnt);
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#endif
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}
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printf("uart out\n");
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}
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}
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}
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//SYS_EVENT_HANDLER(SYS_DEVICE_EVENT, uart_event_handler, 0);
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int uart_tr_send_data(u8 *data, u32 len)
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{
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#ifndef CONFIG_DEBUG_ENABLE
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uart_bus->write(data,len);
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#endif // CONFIG_DEBUG_ENABLE
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}
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extern int dual_ota_app_data_deal(u32 msg, u8 *buf, u32 len);
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static void uart_u_task(void *arg)
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{
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int ret;
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u32 uart_rxcnt = 0;
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printf("uart_u_task start\n");
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while (1) {
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//uart_bus->read()在尚未收到串口数据时会pend信号量，挂起task，直到UART_RX_PND或UART_RX_OT_PND中断发生，post信号量，唤醒task
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uart_rxcnt = uart_bus->read(uart_rxbuf, sizeof(uart_rxbuf), 0);
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if (uart_rxcnt)
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{
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// uart_tr_send_data(uart_rxbuf,uart_rxcnt);
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// dual_ota_app_data_deal(0, uart_rxbuf, uart_rxcnt);
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}
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}
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}
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static void uart_isr_hook(void *arg, u32 status)
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{
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struct sys_event e;
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//当CONFIG_UARTx_ENABLE_TX_DMA（x = 0, 1）为1时，不要在中断里面调用ubus->write()，因为中断不能pend信号量
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if (status == UT_RX) {
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printf("uart_rx_isr\n");
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#if (UART_DEV_USAGE_TEST_SEL == 1)
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e.type = SYS_DEVICE_EVENT;
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e.arg = (void *)DEVICE_EVENT_FROM_UART_RX_OVERFLOW;
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e.u.dev.event = DEVICE_EVENT_CHANGE;
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e.u.dev.value = (int)ubus;
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sys_event_notify(&e);
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#endif
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}
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if (status == UT_RX_OT) {
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printf("uart_rx_ot_isr\n");
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#if (UART_DEV_USAGE_TEST_SEL == 1)
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e.type = SYS_DEVICE_EVENT;
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e.arg = (void *)DEVICE_EVENT_FROM_UART_RX_OUTTIME;
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e.u.dev.event = DEVICE_EVENT_CHANGE;
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e.u.dev.value = (int)ubus;
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sys_event_notify(&e);
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#endif
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}
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}
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void uart_dev_test_main()
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{
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#ifndef CONFIG_DEBUG_ENABLE
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struct uart_platform_data_t u_arg = {0};
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u_arg.tx_pin = IO_PORT_DP;
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u_arg.rx_pin = -1;
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u_arg.rx_cbuf = uart_cbuf;
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u_arg.rx_cbuf_size = 512;
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u_arg.frame_length = 512;
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u_arg.rx_timeout = 10;
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u_arg.isr_cbfun = NULL;//uart_isr_hook;
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u_arg.baud = 115200;
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u_arg.is_9bit = 0;
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uart_bus = uart_dev_open(&u_arg);
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if (uart_bus != NULL) {
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printf("uart_dev_open() success\n");
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#if (UART_DEV_USAGE_TEST_SEL == 2)
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os_task_create(uart_u_task, (void *)uart_bus, 31, 2048, 0, "uart_u_task");
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#endif
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}
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#endif // CONFIG_DEBUG_ENABLE
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}
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#else
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void uart_dev_test_main()
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{
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}
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int uart_tr_send_data(u8 *data, u32 len)
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{
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}
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#endif
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