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authorChristian Pointner <equinox@mur.at>2013-08-28 02:48:21 +0000
committerChristian Pointner <equinox@mur.at>2013-08-28 02:48:21 +0000
commit4ef06df354f5252982988815d4c30b182bd12692 (patch)
tree7f5783a28c38017f2b5ec2142e5208a013fc140e /software/mpu/main.c
parentadded hardware support for SMT32F405 (diff)
implemented system shutdown and reboot (not yet finished)
git-svn-id: https://svn.spreadspace.org/mur.sat@846 7de4ea59-55d0-425e-a1af-a3118ea81d4c
Diffstat (limited to 'software/mpu/main.c')
-rw-r--r--software/mpu/main.c40
1 files changed, 37 insertions, 3 deletions
diff --git a/software/mpu/main.c b/software/mpu/main.c
index 461c071..a737d9b 100644
--- a/software/mpu/main.c
+++ b/software/mpu/main.c
@@ -36,6 +36,17 @@
#include "heartbeat.h"
#include "usb-cdc-shell.h"
+static void reboot(void)
+{
+ NVIC_SystemReset();
+}
+
+static void reset2bootloader(void)
+{
+ NVIC_SystemReset();
+ /* TODO: not just reset but go to bootloader */
+}
+
/*
* Application entry point.
*/
@@ -52,8 +63,31 @@ int main(void)
chSysInit();
heartbeatInit();
- usbCDCShellInit();
- while (TRUE) {
- usbCDCShellRun();
+ int8_t ret = usbCDCShellRun();
+
+ /* the debug shell returned - we have to halt, reboot or goto bootloader */
+
+ /* Safely stop critical threads */
+ /* nothing here. */
+
+ /* Invoke the xxxStop() method on all the active device drivers */
+ chSysDisable();
+
+ /* Stop the system timer whose service routine invokes chSysTimerHandlerI(). */
+ SysTick->CTRL &= ~(SysTick_CTRL_ENABLE_Msk);
+
+ /* Disable any other interrupt source that may invoke OS APIs */
+ /* nothing here. */
+
+ /* Perform any application related de-initialization. */
+ /* nothing here. */
+
+ chSysEnable();
+ /* the OS is stopped now */
+
+ switch(ret) {
+ case MPU_BOOTLOADER: reset2bootloader(); break;
+ case MPU_REBOOT: reboot(); break;
}
+ for(;;); /* halting system, aka loop endlessly */
}