kopia lustrzana https://github.com/micropython/micropython
66 wiersze
2.1 KiB
C
66 wiersze
2.1 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Linaro Limited
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <unistd.h>
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#include "py/mpconfig.h"
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#include "src/zephyr_getchar.h"
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// Zephyr headers
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#include <drivers/uart.h>
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#include <console/console.h>
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/*
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* Core UART functions to implement for a port
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*/
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// Receive single character
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int mp_hal_stdin_rx_chr(void) {
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#ifdef CONFIG_CONSOLE_SUBSYS
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return console_getchar();
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#else
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return zephyr_getchar();
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#endif
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}
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// Send string of given length
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void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
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#ifdef CONFIG_CONSOLE_SUBSYS
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while (len--) {
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char c = *str++;
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while (console_putchar(c) == -1) {
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k_msleep(1);
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}
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}
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#else
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static struct device *uart_console_dev;
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if (uart_console_dev == NULL) {
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uart_console_dev = device_get_binding(CONFIG_UART_CONSOLE_ON_DEV_NAME);
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}
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while (len--) {
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uart_poll_out(uart_console_dev, *str++);
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}
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#endif
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}
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