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