diff options
Diffstat (limited to 'testhal/STM32/STM32F4xx/USB_CDC_IAD/main.c')
| -rw-r--r-- | testhal/STM32/STM32F4xx/USB_CDC_IAD/main.c | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/testhal/STM32/STM32F4xx/USB_CDC_IAD/main.c b/testhal/STM32/STM32F4xx/USB_CDC_IAD/main.c new file mode 100644 index 000000000..04d5148bc --- /dev/null +++ b/testhal/STM32/STM32F4xx/USB_CDC_IAD/main.c @@ -0,0 +1,229 @@ +/*
+ ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#include <stdio.h>
+#include <string.h>
+
+#include "ch.h"
+#include "hal.h"
+#include "test.h"
+
+#include "shell.h"
+#include "chprintf.h"
+
+#include "usbcfg.h"
+
+/*
+ * Virtual serial ports over USB.
+ */
+SerialUSBDriver SDU1;
+SerialUSBDriver SDU2;
+
+/*===========================================================================*/
+/* Command line related. */
+/*===========================================================================*/
+
+#define SHELL_WA_SIZE THD_WORKING_AREA_SIZE(2048)
+#define TEST_WA_SIZE THD_WORKING_AREA_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", chCoreGetStatusX());
+ 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[] = {CH_STATE_NAMES};
+ thread_t *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, "%08lx %08lx %4lu %4lu %9s\r\n",
+ (uint32_t)tp, (uint32_t)tp->p_ctx.r13,
+ (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),
+ states[tp->p_state]);
+ tp = chRegNextThread(tp);
+ } while (tp != NULL);
+}
+
+static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {
+ thread_t *tp;
+
+ (void)argv;
+ if (argc > 0) {
+ chprintf(chp, "Usage: test\r\n");
+ return;
+ }
+ tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),
+ TestThread, chp);
+ if (tp == NULL) {
+ chprintf(chp, "out of memory\r\n");
+ return;
+ }
+ chThdWait(tp);
+}
+
+static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {
+ static uint8_t buf[] =
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
+ "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef";
+
+ (void)argv;
+ if (argc > 0) {
+ chprintf(chp, "Usage: write\r\n");
+ return;
+ }
+
+ while (chnGetTimeout((BaseChannel *)chp, TIME_IMMEDIATE) == Q_TIMEOUT) {
+ chSequentialStreamWrite(&SDU1, buf, sizeof buf - 1);
+ }
+ chprintf(chp, "\r\n\nstopped\r\n");
+}
+
+static const ShellCommand commands[] = {
+ {"mem", cmd_mem},
+ {"threads", cmd_threads},
+ {"test", cmd_test},
+ {"write", cmd_write},
+ {NULL, NULL}
+};
+
+static const ShellConfig shell_cfg1 = {
+ (BaseSequentialStream *)&SDU1,
+ commands
+};
+
+static const ShellConfig shell_cfg2 = {
+ (BaseSequentialStream *)&SDU2,
+ commands
+};
+
+/*===========================================================================*/
+/* Generic code. */
+/*===========================================================================*/
+
+/*
+ * Red LED blinker thread, times are in milliseconds.
+ */
+static THD_WORKING_AREA(waThread1, 128);
+static msg_t Thread1(void *arg) {
+
+ (void)arg;
+ chRegSetThreadName("blinker");
+ while (true) {
+ systime_t time;
+
+ time = serusbcfg1.usbp->state == USB_ACTIVE ? 250 : 500;
+ palClearPad(GPIOD, GPIOD_LED4);
+ chThdSleepMilliseconds(time);
+ palSetPad(GPIOD, GPIOD_LED4);
+ chThdSleepMilliseconds(time);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+ thread_t *shelltp1 = NULL;
+ thread_t *shelltp2 = 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();
+
+ /*
+ * Initializes two serial-over-USB CDC drivers.
+ */
+ sduObjectInit(&SDU1);
+ sduStart(&SDU1, &serusbcfg1);
+ sduObjectInit(&SDU2);
+ sduStart(&SDU2, &serusbcfg2);
+
+ /*
+ * Activates the USB driver and then the USB bus pull-up on D+.
+ * Note, a delay is inserted in order to not have to disconnect the cable
+ * after a reset.
+ */
+ usbDisconnectBus(serusbcfg1.usbp);
+ chThdSleepMilliseconds(1500);
+ usbStart(serusbcfg1.usbp, &usbcfg);
+ usbConnectBus(serusbcfg1.usbp);
+
+ /*
+ * Shell manager initialization.
+ */
+ shellInit();
+
+ /*
+ * Creates the blinker threads.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing except
+ * sleeping in a loop and check the button state.
+ */
+ while (TRUE) {
+ if (!shelltp1 && (SDU1.config->usbp->state == USB_ACTIVE))
+ shelltp1 = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);
+ else if (chThdTerminatedX(shelltp1)) {
+ chThdRelease(shelltp1); /* Recovers memory of the previous shell. */
+ shelltp1 = NULL; /* Triggers spawning of a new shell. */
+ }
+ if (!shelltp2 && (SDU2.config->usbp->state == USB_ACTIVE))
+ shelltp2 = shellCreate(&shell_cfg2, SHELL_WA_SIZE, NORMALPRIO);
+ else if (chThdTerminatedX(shelltp2)) {
+ chThdRelease(shelltp2); /* Recovers memory of the previous shell. */
+ shelltp2 = NULL; /* Triggers spawning of a new shell. */
+ }
+ chThdSleepMilliseconds(1000);
+ }
+}
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