163 lines
4.1 KiB
C
163 lines
4.1 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
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2011 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT 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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ChibiOS/RT 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 "ch.h"
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#include "hal.h"
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#include "shell.h"
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#include "chprintf.h"
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/* Wake up callback.*/
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static void extcb2(EXTDriver *extp, expchannel_t channel) {
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(void)extp;
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(void)channel;
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chSysLockFromIsr();
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/* we MUST reinit clocks after waking up*/
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stm32_clock_init();
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extChannelDisableI(&EXTD1, 10);
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chSysUnlockFromIsr();
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}
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static const EXTConfig extcfg = {
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{
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_FALLING_EDGE, extcb2},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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{EXT_CH_MODE_DISABLED, NULL},
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},
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EXT_MODE_EXTI(0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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EXT_MODE_GPIOA,
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0,
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0,
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0,
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0,
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0)
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};
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static void cmd_reboot(BaseChannel *chp, int argc, char *argv[]){
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(void)argv;
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if (argc > 0) {
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chprintf(chp, "Usage: rboot\r\n");
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return;
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}
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chprintf(chp, "rebooting...\r\n");
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NVIC_SystemReset();
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}
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static void cmd_sleep(BaseChannel *chp, int argc, char *argv[]){
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(void)argv;
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if (argc > 0) {
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chprintf(chp, "Usage: sleep\r\n");
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return;
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}
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chprintf(chp, "Going to sleep. Type any character to wake up.\r\n");
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chThdSleepMilliseconds(200); // time to print out message in terminal
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extChannelEnable(&EXTD1, 10);
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chThdSleepMilliseconds(5);
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PWR->CR |= (PWR_CR_CSBF | PWR_CR_CWUF);
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SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
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__WFI();
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}
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static const ShellCommand commands[] = {
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{"reboot", cmd_reboot},
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{"sleep", cmd_sleep},
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{NULL, NULL}
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};
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static const ShellConfig shell_cfg1 = {
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(BaseChannel *)&SD1,
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commands
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};
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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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/*
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* Activates the EXT driver 1.
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*/
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extStart(&EXTD1, &extcfg);
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/* Activates the serial driver using the driver default configuration. */
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sdStart(&SD1, NULL);
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/* Shell manager initialization. */
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shellInit();
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palSetPadMode(IOPORT1, 9, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
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palSetPadMode(IOPORT1, 10, PAL_MODE_INPUT);
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static WORKING_AREA(waShell, 512);
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shellCreateStatic(&shell_cfg1, waShell, sizeof(waShell), NORMALPRIO);
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/*
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* Normal main() thread activity, in this demo it enables and disables the
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* button EXT channel using 5 seconds intervals.
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*/
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chThdSleepMilliseconds(2000); // timeuot to differ reboot and wake up from sleep
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while (TRUE) {
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chThdSleepMilliseconds(100);
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palTogglePad(IOPORT3, GPIOC_LED);
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}
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}
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