[429] | 1 | /* mbed Microcontroller Library
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| 2 | * Copyright (c) 2006-2013 ARM Limited
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 | #include <stdio.h>
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| 17 | #include "hal/gpio_api.h"
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| 18 | #include "platform/mbed_wait_api.h"
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| 19 | #include "platform/mbed_toolchain.h"
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| 20 | #include "platform/mbed_interface.h"
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| 21 | #include "platform/mbed_critical.h"
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| 22 | #include "hal/serial_api.h"
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| 23 |
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| 24 | #if DEVICE_SERIAL
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| 25 | extern int stdio_uart_inited;
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| 26 | extern serial_t stdio_uart;
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| 27 | #endif
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| 28 |
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| 29 | WEAK void mbed_die(void)
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| 30 | {
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| 31 | #if !defined (NRF51_H) && !defined(TARGET_EFM32)
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| 32 | core_util_critical_section_enter();
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| 33 | #endif
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| 34 | gpio_t led_err;
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| 35 | gpio_init_out(&led_err, LED1);
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| 36 |
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| 37 | while (1) {
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| 38 | for (int i = 0; i < 4; ++i) {
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| 39 | gpio_write(&led_err, 1);
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| 40 | wait_ms(150);
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| 41 | gpio_write(&led_err, 0);
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| 42 | wait_ms(150);
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| 43 | }
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| 44 |
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| 45 | for (int i = 0; i < 4; ++i) {
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| 46 | gpio_write(&led_err, 1);
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| 47 | wait_ms(400);
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| 48 | gpio_write(&led_err, 0);
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| 49 | wait_ms(400);
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| 50 | }
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| 51 | }
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| 52 | }
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| 53 |
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| 54 | void mbed_error_printf(const char *format, ...)
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| 55 | {
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| 56 | va_list arg;
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| 57 | va_start(arg, format);
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| 58 | mbed_error_vfprintf(format, arg);
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| 59 | va_end(arg);
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| 60 | }
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| 61 |
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| 62 | void mbed_error_vfprintf(const char *format, va_list arg)
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| 63 | {
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| 64 | #if DEVICE_SERIAL
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| 65 | #define ERROR_BUF_SIZE (128)
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| 66 | core_util_critical_section_enter();
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| 67 | char buffer[ERROR_BUF_SIZE];
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| 68 | int size = vsnprintf(buffer, ERROR_BUF_SIZE, format, arg);
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| 69 | if (size > 0) {
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| 70 | if (!stdio_uart_inited) {
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| 71 | serial_init(&stdio_uart, STDIO_UART_TX, STDIO_UART_RX);
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| 72 | }
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| 73 | #if MBED_CONF_PLATFORM_STDIO_CONVERT_NEWLINES
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| 74 | char stdio_out_prev = '\0';
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| 75 | for (int i = 0; i < size; i++) {
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| 76 | if (buffer[i] == '\n' && stdio_out_prev != '\r') {
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| 77 | serial_putc(&stdio_uart, '\r');
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| 78 | }
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| 79 | serial_putc(&stdio_uart, buffer[i]);
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| 80 | stdio_out_prev = buffer[i];
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| 81 | }
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| 82 | #else
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| 83 | for (int i = 0; i < size; i++) {
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| 84 | serial_putc(&stdio_uart, buffer[i]);
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| 85 | }
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| 86 | #endif
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| 87 | }
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| 88 | core_util_critical_section_exit();
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| 89 | #endif
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| 90 | }
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