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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011,2012 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ch.h"
#include "hal.h"
#include "test.h"
#include "shell.h"
#include "chprintf.h"
#define SHELL_WA_SIZE THD_WA_SIZE(1024)
#define TEST_WA_SIZE THD_WA_SIZE(256)
static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {
size_t n, size;
(void)argv;
if (argc > 0) {
chprintf(chp, "Usage: mem\r\n");
return;
}
n = chHeapStatus(NULL, &size);
chprintf(chp, "core free memory : %u bytes\r\n", chCoreStatus());
chprintf(chp, "heap fragments : %u\r\n", n);
chprintf(chp, "heap free total : %u bytes\r\n", size);
}
static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {
static const char *states[] = {THD_STATE_NAMES};
Thread *tp;
(void)argv;
if (argc > 0) {
chprintf(chp, "Usage: threads\r\n");
return;
}
chprintf(chp, " addr stack prio refs state time\r\n");
tp = chRegFirstThread();
do {
chprintf(chp, "%.8lx %.8lx %4lu %4lu %9s %lu\r\n",
(uint32_t)tp, (uint32_t)tp->p_ctx.sp,
(uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),
states[tp->p_state], (uint32_t)tp->p_time);
tp = chRegNextThread(tp);
} while (tp != NULL);
}
static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {
Thread *tp;
(void)argv;
if (argc > 0) {
chprintf(chp, "Usage: test\r\n");
return;
}
tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriority(),
TestThread, chp);
if (tp == NULL) {
chprintf(chp, "out of memory\r\n");
return;
}
chThdWait(tp);
}
static const ShellCommand commands[] = {
{"mem", cmd_mem},
{"threads", cmd_threads},
{"test", cmd_test},
{NULL, NULL}
};
static const ShellConfig shell_cfg1 = {
(BaseSequentialStream *)&SD1,
commands
};
/*
* LEDs blinker thread, times are in milliseconds.
*/
static WORKING_AREA(waThread1, 128);
static msg_t Thread1(void *arg) {
(void)arg;
chRegSetThreadName("blinker");
while (TRUE) {
unsigned i;
for (i = 0; i < 4; i++) {
palClearPad(PORT_E, PE_LED1);
chThdSleepMilliseconds(100);
palClearPad(PORT_E, PE_LED2);
chThdSleepMilliseconds(100);
palClearPad(PORT_E, PE_LED3);
chThdSleepMilliseconds(100);
palClearPad(PORT_E, PE_LED4);
chThdSleepMilliseconds(100);
palSetPad(PORT_E, PE_LED1);
chThdSleepMilliseconds(100);
palSetPad(PORT_E, PE_LED2);
chThdSleepMilliseconds(100);
palSetPad(PORT_E, PE_LED3);
chThdSleepMilliseconds(100);
palSetPad(PORT_E, PE_LED4);
chThdSleepMilliseconds(300);
}
for (i = 0; i < 4; i++) {
palTogglePort(PORT_E, PAL_PORT_BIT(PE_LED1) | PAL_PORT_BIT(PE_LED2) |
PAL_PORT_BIT(PE_LED3) | PAL_PORT_BIT(PE_LED4));
chThdSleepMilliseconds(500);
palTogglePort(PORT_E, PAL_PORT_BIT(PE_LED1) | PAL_PORT_BIT(PE_LED2) |
PAL_PORT_BIT(PE_LED3) | PAL_PORT_BIT(PE_LED4));
chThdSleepMilliseconds(500);
}
for (i = 0; i < 4; i++) {
palTogglePad(PORT_E, PE_LED1);
chThdSleepMilliseconds(250);
palTogglePad(PORT_E, PE_LED1);
palTogglePad(PORT_E, PE_LED2);
chThdSleepMilliseconds(250);
palTogglePad(PORT_E, PE_LED2);
palTogglePad(PORT_E, PE_LED3);
chThdSleepMilliseconds(250);
palTogglePad(PORT_E, PE_LED3);
palTogglePad(PORT_E, PE_LED4);
chThdSleepMilliseconds(250);
palTogglePad(PORT_E, PE_LED4);
}
for (i = 0; i < 4; i++) {
palClearPort(PORT_E, PAL_PORT_BIT(PE_LED1) | PAL_PORT_BIT(PE_LED3));
palSetPort(PORT_E, PAL_PORT_BIT(PE_LED2) | PAL_PORT_BIT(PE_LED4));
chThdSleepMilliseconds(500);
palClearPort(PORT_E, PAL_PORT_BIT(PE_LED2) | PAL_PORT_BIT(PE_LED4));
palSetPort(PORT_E, PAL_PORT_BIT(PE_LED1) | PAL_PORT_BIT(PE_LED3));
chThdSleepMilliseconds(500);
}
palSetPort(PORT_E, PAL_PORT_BIT(PE_LED1) | PAL_PORT_BIT(PE_LED2) |
PAL_PORT_BIT(PE_LED3) | PAL_PORT_BIT(PE_LED4));
}
return 0;
}
/*
* Application entry point.
*/
int main(void) {
Thread *shelltp = NULL;
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Activates the serial driver 1 using the driver default configuration.
*/
sdStart(&SD1, NULL);
/*
* Creates the blinker thread.
*/
chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
/*
* Normal main() thread activity.
*/
while (TRUE) {
if (!shelltp)
shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);
else if (chThdTerminated(shelltp)) {
chThdRelease(shelltp); /* Recovers memory of the previous shell. */
shelltp = NULL; /* Triggers spawning of a new shell. */
}
chThdSleepMilliseconds(1000);
}
return 0;
}
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