Diff: mbed-dev-master/platform/mbed_board.c

Revision:

0:bb348c97df44

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-dev-master/platform/mbed_board.c	Wed Sep 16 01:11:49 2020 +0000
@@ -0,0 +1,90 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <stdio.h>
+#include "hal/gpio_api.h"
+#include "platform/mbed_wait_api.h"
+#include "platform/mbed_toolchain.h"
+#include "platform/mbed_interface.h"
+#include "platform/mbed_critical.h"
+#include "hal/serial_api.h"
+
+#if DEVICE_SERIAL
+extern int stdio_uart_inited;
+extern serial_t stdio_uart;
+#endif
+
+WEAK void mbed_die(void)
+{
+#if !defined (NRF51_H) && !defined(TARGET_EFM32)
+    core_util_critical_section_enter();
+#endif
+    gpio_t led_err;
+    gpio_init_out(&led_err, LED1);
+
+    while (1) {
+        for (int i = 0; i < 4; ++i) {
+            gpio_write(&led_err, 1);
+            wait_ms(150);
+            gpio_write(&led_err, 0);
+            wait_ms(150);
+        }
+
+        for (int i = 0; i < 4; ++i) {
+            gpio_write(&led_err, 1);
+            wait_ms(400);
+            gpio_write(&led_err, 0);
+            wait_ms(400);
+        }
+    }
+}
+
+void mbed_error_printf(const char *format, ...)
+{
+    va_list arg;
+    va_start(arg, format);
+    mbed_error_vfprintf(format, arg);
+    va_end(arg);
+}
+
+void mbed_error_vfprintf(const char *format, va_list arg)
+{
+#if DEVICE_SERIAL
+#define ERROR_BUF_SIZE      (128)
+    core_util_critical_section_enter();
+    char buffer[ERROR_BUF_SIZE];
+    int size = vsnprintf(buffer, ERROR_BUF_SIZE, format, arg);
+    if (size > 0) {
+        if (!stdio_uart_inited) {
+            serial_init(&stdio_uart, STDIO_UART_TX, STDIO_UART_RX);
+        }
+#if MBED_CONF_PLATFORM_STDIO_CONVERT_NEWLINES
+        char stdio_out_prev = '\0';
+        for (int i = 0; i < size; i++) {
+            if (buffer[i] == '\n' && stdio_out_prev != '\r') {
+                serial_putc(&stdio_uart, '\r');
+            }
+            serial_putc(&stdio_uart, buffer[i]);
+            stdio_out_prev = buffer[i];
+        }
+#else
+        for (int i = 0; i < size; i++) {
+            serial_putc(&stdio_uart, buffer[i]);
+        }
+#endif
+    }
+    core_util_critical_section_exit();
+#endif
+}