we use l432, not l442

targets/stm32l432/src/redirect.c

@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2018 SoloKeys, Inc. <https://solokeys.com/>
+ *
+ * This file is part of Solo.
+ *
+ * Solo is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Solo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Solo.  If not, see <https://www.gnu.org/licenses/>
+ *
+ * This code is available under licenses for commercial use.
+ * Please contact SoloKeys for more information.
+ */
+#include "stm32l4xx_ll_usart.h"
+#include "usbd_cdc_if.h"
+
+#include APP_CONFIG
+#include "fifo.h"
+
+#if DEBUG_LEVEL>0
+
+void _putchar(char c)
+{
+#if NON_BLOCK_PRINTING
+    fifo_debug_add(&c);
+#else
+    while (! LL_USART_IsActiveFlag_TXE(DEBUG_UART))
+        ;
+    LL_USART_TransmitData8(DEBUG_UART,c);
+#endif
+}
+
+
+
+int _write (int fd, const void *buf, long int len)
+{
+    uint8_t * data = (uint8_t *) buf;
+
+    // Send out USB serial
+    CDC_Transmit_FS(data, len);
+
+    // Send out UART serial
+    while(len--)
+    {
+        _putchar(*data++);
+    }
+    return 0;
+}
+#endif