133 lines
3.6 KiB
C
133 lines
3.6 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "chprintf.h"
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#include "shell.h"
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#include "usbcfg.h"
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/*
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* Red LED blinker thread, times are in milliseconds.
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*/
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static THD_WORKING_AREA(waThread1, 128);
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static THD_FUNCTION(Thread1, arg) {
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(void)arg;
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chRegSetThreadName("blinker1");
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while (true) {
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palClearPad(GPIOG, GPIOG_LED4_RED);
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chThdSleepMilliseconds(500);
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palSetPad(GPIOG, GPIOG_LED4_RED);
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chThdSleepMilliseconds(500);
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}
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}
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/*
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* Green LED blinker thread, times are in milliseconds.
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*/
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static THD_WORKING_AREA(waThread2, 128);
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static THD_FUNCTION(Thread2, arg) {
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(void)arg;
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chRegSetThreadName("blinker2");
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while (true) {
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palClearPad(GPIOG, GPIOG_LED3_GREEN);
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chThdSleepMilliseconds(250);
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palSetPad(GPIOG, GPIOG_LED3_GREEN);
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chThdSleepMilliseconds(250);
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}
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}
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/*===========================================================================*/
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/* Command line related. */
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/*===========================================================================*/
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#define SHELL_WA_SIZE THD_WORKING_AREA_SIZE(2048)
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static const ShellCommand commands[] = {
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{NULL, NULL}
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};
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static const ShellConfig shell_cfg1 = {
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(BaseSequentialStream *)&SDU1,
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commands
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};
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/*===========================================================================*/
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/* Initialization and main thread. */
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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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* Shell manager initialization.
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*/
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shellInit();
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/*
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* Initializes a serial-over-USB CDC driver.
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*/
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sduObjectInit(&SDU1);
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sduStart(&SDU1, &serusbcfg);
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/*
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* Activates the USB driver and then the USB bus pull-up on D+.
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* Note, a delay is inserted in order to not have to disconnect the cable
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* after a reset.
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*/
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usbDisconnectBus(serusbcfg.usbp);
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chThdSleepMilliseconds(1000);
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usbStart(serusbcfg.usbp, &usbcfg);
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usbConnectBus(serusbcfg.usbp);
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/*
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* Creating the blinker threads.
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*/
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chThdCreateStatic(waThread1, sizeof(waThread1),
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NORMALPRIO + 10, Thread1, NULL);
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chThdCreateStatic(waThread2, sizeof(waThread2),
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NORMALPRIO + 10, Thread2, NULL);
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/*
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* Normal main() thread activity, spawning shells.
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*/
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while (true) {
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if (SDU1.config->usbp->state == USB_ACTIVE) {
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thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,
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"shell", NORMALPRIO + 1,
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shellThread, (void *)&shell_cfg1);
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chThdWait(shelltp); /* Waiting termination. */
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}
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chThdSleepMilliseconds(1000);
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}
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}
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