Boot loader safety measures

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5791 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 5 insertions, 0 deletions

diff --git a/bootloader/main.c b/bootloader/main.c
index 0a18bed9ec..11e0f71801 100644
--- a/bootloader/main.c
+++ b/bootloader/main.c
@@ -45,7 +45,9 @@ int usb_screen(void)
 void start_iriver_fw(void)
 {
     asm(" move.w #0x2700,%sr");
+    /* Reset the cookie for the crt0 crash check */
     asm(" move.l #0,%d0");
+    asm(" move.l %d0,0x10017ffc");
     asm(" movec.l %d0,%vbr");
     asm(" move.l 0,%sp");
     asm(" lea.l 8,%a0");
@@ -110,6 +112,9 @@ int load_firmware(void)
 void start_firmware(void)
 {
     asm(" move.w #0x2700,%sr");
+    /* Reset the cookie for the crt0 crash check */
+    asm(" move.l #0,%d0");
+    asm(" move.l %d0,0x10017ffc");
     asm(" move.l #0x30000000,%d0");
     asm(" movec.l %d0,%vbr");
     asm(" move.l 0x30000000,%sp");