diff options
Diffstat (limited to 'esp8266/uart.c')
| -rw-r--r-- | esp8266/uart.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/esp8266/uart.c b/esp8266/uart.c index c037b997a4..6087668a70 100644 --- a/esp8266/uart.c +++ b/esp8266/uart.c @@ -16,6 +16,8 @@ #include "uart_register.h" #include "etshal.h" #include "c_types.h" +#include "user_interface.h" +#include "esp_mphal.h" #define RX_BUF_SIZE (256) @@ -27,6 +29,8 @@ static uint16_t rx_buf_in; static uint16_t rx_buf_out; static uint8_t rx_buf[RX_BUF_SIZE]; +static os_event_t uart_evt_queue[16]; + static void uart0_rx_intr_handler(void *para); /****************************************************************************** @@ -148,11 +152,15 @@ static void uart0_rx_intr_handler(void *para) { read_chars: while (READ_PERI_REG(UART_STATUS(uart_no)) & (UART_RXFIFO_CNT << UART_RXFIFO_CNT_S)) { RcvChar = READ_PERI_REG(UART_FIFO(uart_no)) & 0xff; +#if 1 //MICROPY_REPL_EVENT_DRIVEN is not available here + system_os_post(UART_TASK_ID, 0, RcvChar); +#else uint16_t rx_buf_in_next = (rx_buf_in + 1) % RX_BUF_SIZE; if (rx_buf_in_next != rx_buf_out) { rx_buf[rx_buf_in] = RcvChar; rx_buf_in = rx_buf_in_next; } +#endif } } } @@ -189,3 +197,15 @@ void ICACHE_FLASH_ATTR uart_init(UartBautRate uart0_br, UartBautRate uart1_br) { void ICACHE_FLASH_ATTR uart_reattach() { uart_init(UART_BIT_RATE_74880, UART_BIT_RATE_74880); } + +// Task-based UART interface + +int pyexec_friendly_repl_process_char(int c); + +void uart_task_handler(os_event_t *evt) { + pyexec_friendly_repl_process_char(evt->par); +} + +void uart_task_init() { + system_os_task(uart_task_handler, UART_TASK_ID, uart_evt_queue, sizeof(uart_evt_queue) / sizeof(*uart_evt_queue)); +} |