109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
/*
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Nil RTOS - Copyright (C) 2012 Giovanni Di Sirio.
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This file is part of Nil RTOS.
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Nil RTOS 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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Nil RTOS 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "hal.h"
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#include "nil.h"
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/*
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* Thread 1.
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*/
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THD_WORKING_AREA(waThread1, 128);
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THD_FUNCTION(Thread1, arg) {
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(void)arg;
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while (true) {
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palSetPad(GPIOB, GPIOB_LED4);
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chThdSleepMilliseconds(250);
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palClearPad(GPIOB, GPIOB_LED4);
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chThdSleepMilliseconds(250);
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}
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}
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/*
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* Thread 2.
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*/
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THD_WORKING_AREA(waThread2, 128);
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THD_FUNCTION(Thread2, arg) {
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(void)arg;
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while (true) {
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palSetPad(GPIOB, GPIOB_LED3);
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chThdSleepMilliseconds(500);
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palClearPad(GPIOB, GPIOB_LED3);
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chThdSleepMilliseconds(500);
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}
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}
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/*
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* Thread 3.
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*/
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THD_WORKING_AREA(waThread3, 128);
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THD_FUNCTION(Thread3, arg) {
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(void)arg;
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/*
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* Activates the serial driver 1 using the driver default configuration.
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* PA9 and PA10 are routed to USART1.
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*/
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sdStart(&SD1, NULL);
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palSetPadMode(GPIOA, 9, PAL_MODE_ALTERNATE(7)); /* USART1 TX. */
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palSetPadMode(GPIOA, 10, PAL_MODE_ALTERNATE(7)); /* USART1 RX. */
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while (true) {
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chnWrite(&SD1, (const uint8_t *)"Hello World!\r\n", 14);
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chThdSleepMilliseconds(2000);
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}
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}
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/*
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* Threads static table, one entry per thread. The number of entries must
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* match NIL_CFG_NUM_THREADS.
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*/
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THD_TABLE_BEGIN
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THD_TABLE_ENTRY(waThread1, "blinker1", Thread1, NULL)
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THD_TABLE_ENTRY(waThread2, "blinker2", Thread2, NULL)
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THD_TABLE_ENTRY(waThread3, "hello", Thread3, NULL)
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THD_TABLE_END
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/*
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* Application entry point.
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*/
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int main(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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/* This is now the idle thread loop, you may perform here a low priority
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task but you must never try to sleep or wait in this loop. Note that
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this tasks runs at the lowest priority level so any instruction added
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here will be executed after all other tasks have been started.*/
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while (true) {
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}
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}
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