maple support and demo

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7618 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 210 insertions, 0 deletions

diff --git a/demos/STM32/RT-STM32F103-MAPLEMINI/main.c b/demos/STM32/RT-STM32F103-MAPLEMINI/main.c
new file mode 100644
index 000000000..c58462ccc
--- /dev/null
+++ b/demos/STM32/RT-STM32F103-MAPLEMINI/main.c
@@ -0,0 +1,210 @@
+/*

+    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 port over USB.*/

+SerialUSBDriver SDU1;

+

+/*===========================================================================*/

+/* 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\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

+};

+

+/*===========================================================================*/

+/* Generic code.                                                             */

+/*===========================================================================*/

+

+/*

+ * Blinker thread, times are in milliseconds.

+ */

+static THD_WORKING_AREA(waThread1, 128);

+static __attribute__((noreturn)) THD_FUNCTION(Thread1, arg) {

+

+  (void)arg;

+  chRegSetThreadName("blinker");

+  while (TRUE) {

+    systime_t time = serusbcfg.usbp->state == USB_ACTIVE ? 250 : 500;

+    palClearPad(GPIOB, GPIOB_LED);

+    chThdSleepMilliseconds(time);

+    palSetPad(GPIOB, GPIOB_LED);

+    chThdSleepMilliseconds(time);

+  }

+}

+

+/*

+ * Application entry point.

+ */

+int __attribute__((noreturn)) main(void) {

+  thread_t *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();

+

+  /*

+   * Initializes a serial-over-USB CDC driver.

+   */

+  sduObjectInit(&SDU1);

+  sduStart(&SDU1, &serusbcfg);

+

+  /*

+   * 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(serusbcfg.usbp);

+  chThdSleepMilliseconds(1500);

+  usbStart(serusbcfg.usbp, &usbcfg);

+  usbConnectBus(serusbcfg.usbp);

+

+  /*

+   * Shell manager initialization.

+   */

+  shellInit();

+

+  /*

+   * Creates the blinker thread.

+   */

+  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 (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE))

+      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

+    else if (chThdTerminatedX(shelltp)) {

+      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

+      shelltp = NULL;           /* Triggers spawning of a new shell.        */

+    }

+    chThdSleepMilliseconds(1000);

+  }

+}