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-rw-r--r--firmware/target/arm/crt0-pp.S7
1 files changed, 6 insertions, 1 deletions
diff --git a/firmware/target/arm/crt0-pp.S b/firmware/target/arm/crt0-pp.S
index 210b560560..bd1fc035c9 100644
--- a/firmware/target/arm/crt0-pp.S
+++ b/firmware/target/arm/crt0-pp.S
@@ -80,7 +80,12 @@ start:
msr cpsr_c, #0xd3 /* enter supervisor mode, disable IRQ/FIQ */
b pad_skip
-.space 64*4 /* (more than enough) space for exception vectors and mi4 magic */
+.space 6*4 /* pad to offset 0x20 */
+
+ .ascii "Rockbox" /* signature for bootloader checking osos */
+ .byte 1 /* osos boot version, only 1 exists for now */
+
+.space 56*4 /* (more than enough) space for exception vectors and mi4 magic */
pad_skip:
/* Find out which processor we are - r0 should be preserved for the