r9 is a platform-specific register in ARM EABI and not per definition a general purpose register. Do not use it while relocating so it can be used for gd.
Signed-off-by: Jeroen Hofstee jeroen@myspectrum.nl --- arch/arm/lib/relocate.S | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/lib/relocate.S b/arch/arm/lib/relocate.S index ab90430..a62a556 100644 --- a/arch/arm/lib/relocate.S +++ b/arch/arm/lib/relocate.S @@ -22,7 +22,7 @@
ENTRY(relocate_code) ldr r1, =__image_copy_start /* r1 <- SRC &__image_copy_start */ - subs r9, r0, r1 /* r9 <- relocation offset */ + subs r4, r0, r1 /* r4 <- relocation offset */ beq relocate_done /* skip relocation */ ldr r2, =__image_copy_end /* r2 <- SRC &__image_copy_end */
@@ -44,9 +44,9 @@ fixloop: bne fixnext
/* relative fix: increase location by offset */ - add r0, r0, r9 + add r0, r0, r4 ldr r1, [r0] - add r1, r1, r9 + add r1, r1, r4 str r1, [r0] fixnext: cmp r2, r3