From 41585364a77e8d8491c958525d1f0446fe2772e9 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Sat, 20 Feb 2016 18:53:30 +0000
Subject: Updated CDC demos under testhal with new shell.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8916 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 testhal/STM32/STM32F0xx/USB_CDC/main.c | 78 ++++++----------------------------
 1 file changed, 12 insertions(+), 66 deletions(-)

(limited to 'testhal/STM32/STM32F0xx/USB_CDC/main.c')

diff --git a/testhal/STM32/STM32F0xx/USB_CDC/main.c b/testhal/STM32/STM32F0xx/USB_CDC/main.c
index 9029ab48e..809e389a2 100644
--- a/testhal/STM32/STM32F0xx/USB_CDC/main.c
+++ b/testhal/STM32/STM32F0xx/USB_CDC/main.c
@@ -31,58 +31,6 @@
 /*===========================================================================*/
 
 #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 %lu\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);
-}
 
 /* Can be measured using dd if=/dev/xxxx of=/dev/null bs=512 count=10000.*/
 static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {
@@ -125,9 +73,6 @@ static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {
 }
 
 static const ShellCommand commands[] = {
-  {"mem", cmd_mem},
-  {"threads", cmd_threads},
-  {"test", cmd_test},
   {"write", cmd_write},
   {NULL, NULL}
 };
@@ -150,10 +95,12 @@ static THD_FUNCTION(Thread1, arg) {
   (void)arg;
   chRegSetThreadName("blinker");
   while (true) {
-    systime_t time = serusbcfg.usbp->state == USB_ACTIVE ? 250 : 500;
-    palClearPad(GPIOC, GPIOC_LED_RED);
+    systime_t time;
+
+    time = serusbcfg.usbp->state == USB_ACTIVE ? 250 : 500;
+    palClearLine(LINE_LED_RED);
     chThdSleepMilliseconds(time);
-    palSetPad(GPIOC, GPIOC_LED_RED);
+    palSetLine(LINE_LED_RED);
     chThdSleepMilliseconds(time);
   }
 }
@@ -162,7 +109,6 @@ static THD_FUNCTION(Thread1, arg) {
  * Application entry point.
  */
 int main(void) {
-  thread_t *shelltp = NULL;
 
   /*
    * System initializations.
@@ -201,15 +147,15 @@ int main(void) {
   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.
+   * Normal main() thread activity, spawning shells.
    */
   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.        */
+    if (SDU1.config->usbp->state == USB_ACTIVE) {
+      thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,
+                                    NORMALPRIO + 1, shellThread,
+                                    (void *)&shell_cfg1);
+      chThdWait(shelltp);               /* Waiting termination.             */
+      chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */
     }
     chThdSleepMilliseconds(1000);
   }
-- 
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