arduino/arduino-esp32
1
0
Fork 0
mirror of https://github.com/espressif/arduino-esp32 synced 2024-09-22 02:48:26 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix Serial

Browse Source
This commit is contained in:
me-no-dev 2017-09-27 13:50:05 +08:00
parent cc00af38ec
commit db77195404
1 changed files with 16 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
cores/esp32/esp32-hal-uart.c
View File

@ -27,9 +27,7 @@
#include "soc/io_mux_reg.h"
#include "soc/gpio_sig_map.h"
#include "soc/dport_reg.h"
#define ETS_UART_INUM 5
#define ETS_UART2_INUM ETS_UART_INUM
#include "esp_intr_alloc.h"
#define UART_REG_BASE(u) ((u==0)?DR_REG_UART_BASE:( (u==1)?DR_REG_UART1_BASE:( (u==2)?DR_REG_UART2_BASE:0)))
#define UART_RXD_IDX(u) ((u==0)?U0RXD_IN_IDX:( (u==1)?U1RXD_IN_IDX:( (u==2)?U2RXD_IN_IDX:0)))
@ -45,6 +43,7 @@ struct uart_struct_t {
#endif
uint8_t num;
xQueueHandle queue;
intr_handle_t intr_handle;
};
#if CONFIG_DISABLE_HAL_LOCKS
@ -52,18 +51,18 @@ struct uart_struct_t {
#define UART_MUTEX_UNLOCK()
static uart_t _uart_bus_array[3] = {
{(volatile uart_dev_t *)(DR_REG_UART_BASE), 0, NULL},
{(volatile uart_dev_t *)(DR_REG_UART1_BASE), 1, NULL},
{(volatile uart_dev_t *)(DR_REG_UART2_BASE), 2, NULL}
{(volatile uart_dev_t *)(DR_REG_UART_BASE), 0, NULL, NULL},
{(volatile uart_dev_t *)(DR_REG_UART1_BASE), 1, NULL, NULL},
{(volatile uart_dev_t *)(DR_REG_UART2_BASE), 2, NULL, NULL}
};
#else
#define UART_MUTEX_LOCK() do {} while (xSemaphoreTake(uart->lock, portMAX_DELAY) != pdPASS)
#define UART_MUTEX_UNLOCK() xSemaphoreGive(uart->lock)
static uart_t _uart_bus_array[3] = {
{(volatile uart_dev_t *)(DR_REG_UART_BASE), NULL, 0, NULL},
{(volatile uart_dev_t *)(DR_REG_UART1_BASE), NULL, 1, NULL},
{(volatile uart_dev_t *)(DR_REG_UART2_BASE), NULL, 2, NULL}
{(volatile uart_dev_t *)(DR_REG_UART_BASE), NULL, 0, NULL, NULL},
{(volatile uart_dev_t *)(DR_REG_UART1_BASE), NULL, 1, NULL, NULL},
{(volatile uart_dev_t *)(DR_REG_UART2_BASE), NULL, 2, NULL, NULL}
};
#endif
@ -75,6 +74,9 @@ static void IRAM_ATTR _uart_isr(void *arg)
for(i=0;i<3;i++){
uart = &_uart_bus_array[i];
if(uart->intr_handle == NULL){
continue;
}
uart->dev->int_clr.rxfifo_full = 1;
uart->dev->int_clr.frm_err = 1;
uart->dev->int_clr.rxfifo_tout = 1;
@ -91,18 +93,6 @@ static void IRAM_ATTR _uart_isr(void *arg)
}
}
void uartEnableGlobalInterrupt()
{
xt_set_interrupt_handler(ETS_UART_INUM, _uart_isr, NULL);
ESP_INTR_ENABLE(ETS_UART_INUM);
}
void uartDisableGlobalInterrupt()
{
ESP_INTR_DISABLE(ETS_UART_INUM);
xt_set_interrupt_handler(ETS_UART_INUM, NULL, NULL);
}
void uartEnableInterrupt(uart_t* uart)
{
UART_MUTEX_LOCK();
@ -114,7 +104,7 @@ void uartEnableInterrupt(uart_t* uart)
uart->dev->int_ena.rxfifo_tout = 1;
uart->dev->int_clr.val = 0xffffffff;
intr_matrix_set(xPortGetCoreID(), UART_INTR_SOURCE(uart->num), ETS_UART_INUM);
esp_intr_alloc(UART_INTR_SOURCE(uart->num), (int)ESP_INTR_FLAG_IRAM, _uart_isr, NULL, &uart->intr_handle);
UART_MUTEX_UNLOCK();
}
@ -124,6 +114,10 @@ void uartDisableInterrupt(uart_t* uart)
uart->dev->conf1.val = 0;
uart->dev->int_ena.val = 0;
uart->dev->int_clr.val = 0xffffffff;
esp_intr_free(uart->intr_handle);
uart->intr_handle = NULL;
UART_MUTEX_UNLOCK();
}
@ -152,7 +146,6 @@ void uartAttachRx(uart_t* uart, uint8_t rxPin, bool inverted)
pinMode(rxPin, INPUT);
pinMatrixInAttach(rxPin, UART_RXD_IDX(uart->num), inverted);
uartEnableInterrupt(uart);
uartEnableGlobalInterrupt();
}
void uartAttachTx(uart_t* uart, uint8_t txPin, bool inverted)