Initial import

ChibiOS_2.0.2/demos/PPC-SPC563-GCC/main.c

@@ -0,0 +1,206 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 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/>.
+
+                                      ---
+
+    A special exception to the GPL can be applied should you wish to distribute
+    a combined work that includes ChibiOS/RT, without being obliged to provide
+    the source code for any proprietary components. See the file exception.txt
+    for full details of how and when the exception can be applied.
+*/
+
+#include <stdio.h>
+
+#include "ch.h"
+#include "hal.h"
+#include "test.h"
+#include "shell.h"
+
+#define SHELL_WA_SIZE   THD_WA_SIZE(1024)
+#define TEST_WA_SIZE    THD_WA_SIZE(256)
+
+static void cmd_mem(BaseChannel *chp, int argc, char *argv[]) {
+  size_t n, size;
+  char buf[52];
+
+  (void)argv;
+  if (argc > 0) {
+    shellPrintLine(chp, "Usage: mem");
+    return;
+  }
+  n = chHeapStatus(NULL, &size);
+  siprintf(buf, "core free memory : %i bytes", chCoreStatus());
+  shellPrintLine(chp, buf);
+  siprintf(buf, "heap fragments   : %i", n);
+  shellPrintLine(chp, buf);
+  siprintf(buf, "heap free total  : %i bytes", size);
+  shellPrintLine(chp, buf);
+}
+
+static void cmd_threads(BaseChannel *chp, int argc, char *argv[]) {
+  static const char *states[] = {
+    "READY",
+    "CURRENT",
+    "SUSPENDED",
+    "WTSEM",
+    "WTMTX",
+    "WTCOND",
+    "SLEEPING",
+    "WTEXIT",
+    "WTOREVT",
+    "WTANDEVT",
+    "SNDMSG",
+    "WTMSG",
+    "FINAL"
+  };
+  Thread *tp;
+  char buf[60];
+
+  (void)argv;
+  if (argc > 0) {
+    shellPrintLine(chp, "Usage: threads");
+    return;
+  }
+  shellPrintLine(chp, "    addr    stack prio refs     state time");
+  tp = chRegFirstThread();
+  do {
+    siprintf(buf, "%8lx %8lx %4u %4i %9s %u",
+             (uint32_t)tp, (uint32_t)tp->p_ctx.sp,
+             (unsigned int)tp->p_prio, tp->p_refs - 1,
+             states[tp->p_state], (unsigned int)tp->p_time);
+    shellPrintLine(chp, buf);
+    tp = chRegNextThread(tp);
+  } while (tp != NULL);
+}
+
+static void cmd_test(BaseChannel *chp, int argc, char *argv[]) {
+  Thread *tp;
+
+  (void)argv;
+  if (argc > 0) {
+    shellPrintLine(chp, "Usage: test");
+    return;
+  }
+  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriority(),
+                           TestThread, chp);
+  if (tp == NULL) {
+    shellPrintLine(chp, "out of memory");
+    return;
+  }
+  chThdWait(tp);
+}
+
+static const ShellCommand commands[] = {
+  {"mem", cmd_mem},
+  {"threads", cmd_threads},
+  {"test", cmd_test},
+  {NULL, NULL}
+};
+
+static const ShellConfig shell_cfg1 = {
+  (BaseChannel *)&SD1,
+  commands
+};
+
+/*
+ * LEDs blinker thread, times are in milliseconds.
+ */
+static WORKING_AREA(waThread1, 128);
+static msg_t Thread1(void *arg) {
+
+  (void)arg;
+
+  SIU.GPDO[GPIO_LED1].R = 1;
+  SIU.GPDO[GPIO_LED2].R = 1;
+  SIU.GPDO[GPIO_LED3].R = 1;
+  SIU.GPDO[GPIO_LED4].R = 1;
+
+  while (TRUE) {
+    SIU.GPDO[GPIO_LED1].R = 0;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED2].R = 0;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED3].R = 0;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED4].R = 0;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED1].R = 1;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED2].R = 1;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED3].R = 1;
+    chThdSleepMilliseconds(100);
+    SIU.GPDO[GPIO_LED4].R = 1;
+    chThdSleepMilliseconds(300);
+  }
+  return 0;
+}
+
+/*
+ * Entry point, note, the main() function is already a thread in the system
+ * on entry.
+ */
+int main(int argc, char **argv) {
+  Thread *shelltp = NULL;
+
+  (void)argc;
+  (void)argv;
+
+  /*
+   * Activates the serial driver 1 using the driver default configuration.
+   */
+  sdStart(&SD1, NULL);
+
+  /*
+   * Shell manager initialization.
+   */
+  shellInit();
+
+  /*
+   * 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.        */
+    }
+#if 0
+    if (SIU.GPDI[GPIO_BUTTON1].B.PDI) {
+      volatile msg_t result;
+#if 0
+      MemoryStream report;
+
+      msObjectInit(&report, report_buffer, sizeof(report_buffer), 0);
+      result = TestThread(&report);
+#else
+      result = TestThread(&SD1);
+#endif
+    }
+#endif
+    chThdSleepMilliseconds(1000);
+  }
+  return 0;
+}