circuitpython/ports/nrf/mphalport.c
hathach 53593d1315 fix #809
define CIRCUITPY_BOOT_OUTPUT_FILE will cause mp_hal_stdout_tx_strn() to
invoke before serial_init() is called. Solution is skipped output to
serial if it is not inited.
2018-05-15 18:40:49 +07:00

100 lines
2.9 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Glenn Ruben Bakke
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <errno.h>
#include <string.h>
#include "py/mpstate.h"
#include "py/mphal.h"
#include "py/mperrno.h"
#include "hal_uart.h"
#define UART_INSTANCE UART_BASE(0)
FIL* boot_output_file;
// this table converts from HAL_StatusTypeDef to POSIX errno
const byte mp_hal_status_to_errno_table[4] = {
[HAL_OK] = 0,
[HAL_ERROR] = MP_EIO,
[HAL_BUSY] = MP_EBUSY,
[HAL_TIMEOUT] = MP_ETIMEDOUT,
};
NORETURN void mp_hal_raise(HAL_StatusTypeDef status) {
nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(mp_hal_status_to_errno_table[status])));
}
#if (MICROPY_PY_BLE_NUS == 0)
int mp_hal_stdin_rx_chr(void) {
for (;;) {
if ( hal_uart_available(UART_INSTANCE) ) {
uint8_t ch;
hal_uart_char_read(UART_INSTANCE, &ch);
return (int) ch;
}
}
return 0;
}
bool mp_hal_stdin_any(void) {
return hal_uart_available(UART_INSTANCE);
}
void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
// #ifdef MICROPY_HW_LED_TX
// gpio_toggle_pin_level(MICROPY_HW_LED_TX);
// #endif
//
// #ifdef CIRCUITPY_BOOT_OUTPUT_FILE
// if (boot_output_file != NULL) {
// UINT bytes_written = 0;
// f_write(boot_output_file, str, len, &bytes_written);
// }
// #endif
if ( hal_uart_inited(UART_INSTANCE) ) {
while(len--) {
hal_uart_char_write(UART_INSTANCE, *str++);
}
}
}
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
while(len--){
if (*str == '\n') {
hal_uart_char_write(UART_INSTANCE, '\r');
}
hal_uart_char_write(UART_INSTANCE, *str++);
}
}
#endif
void mp_hal_stdout_tx_str(const char *str) {
mp_hal_stdout_tx_strn(str, strlen(str));
}