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-rw-r--r--src/modules/systemlib/systemlib.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/src/modules/systemlib/systemlib.c b/src/modules/systemlib/systemlib.c
index 3283aad8a..57a751e1c 100644
--- a/src/modules/systemlib/systemlib.c
+++ b/src/modules/systemlib/systemlib.c
@@ -43,13 +43,29 @@
#include <fcntl.h>
#include <sched.h>
#include <signal.h>
-#include <sys/stat.h>
#include <unistd.h>
#include <float.h>
#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include <stm32_pwr.h>
+
#include "systemlib.h"
+void
+systemreset(bool to_bootloader)
+{
+ if (to_bootloader) {
+ stm32_pwr_enablebkp();
+
+ /* XXX wow, this is evil - write a magic number into backup register zero */
+ *(uint32_t *)0x40002850 = 0xb007b007;
+ }
+ up_systemreset();
+}
+
static void kill_task(FAR struct tcb_s *tcb, FAR void *arg);
void killall()