100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/*
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* This file is part of the Micro Python 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) 2014 Damien P. George
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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 <stdio.h>
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#include "ets_sys.h"
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#include "etshal.h"
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#include "uart.h"
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#include "esp_mphal.h"
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extern void ets_wdt_disable(void);
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extern void wdt_feed(void);
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extern void ets_delay_us();
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void mp_hal_init(void) {
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ets_wdt_disable(); // it's a pain while developing
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uart_init(UART_BIT_RATE_115200, UART_BIT_RATE_115200);
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}
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void mp_hal_feed_watchdog(void) {
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//ets_wdt_disable(); // it's a pain while developing
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//WRITE_PERI_REG(0x60000914, 0x73);
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//wdt_feed(); // might also work
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}
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void mp_hal_udelay(uint32_t us) {
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ets_delay_us(us);
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}
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int mp_hal_stdin_rx_chr(void) {
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for (;;) {
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int c = uart0_rx();
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if (c != -1) {
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return c;
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}
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mp_hal_udelay(1);
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mp_hal_feed_watchdog();
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}
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}
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void mp_hal_stdout_tx_str(const char *str) {
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while (*str) {
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uart_tx_one_char(UART0, *str++);
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}
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}
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void mp_hal_stdout_tx_strn(const char *str, uint32_t len) {
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while (len--) {
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uart_tx_one_char(UART0, *str++);
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}
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}
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void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len) {
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while (len--) {
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if (*str == '\n') {
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uart_tx_one_char(UART0, '\r');
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}
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uart_tx_one_char(UART0, *str++);
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}
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}
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uint32_t HAL_GetTick(void) {
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// TODO
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return 0;
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}
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void HAL_Delay(uint32_t Delay) {
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mp_hal_udelay(Delay * 1000);
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}
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void mp_hal_set_interrupt_char(int c) {
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// TODO
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}
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uint32_t mp_hal_get_cpu_freq(void) {
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return ets_get_cpu_frequency();
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}
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