[PATCH] powerpc: correct cacheflush loop in zImage

Correct the loop for cacheflush. No idea where I copied the code from,
but the original does not work correct. Maybe the flush is not needed.

Signed-off-by: Olaf Hering <olh@suse.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S
index e0192c26037b..70e65b13e033 100644
--- a/arch/powerpc/boot/crt0.S
+++ b/arch/powerpc/boot/crt0.S
@@ -45,7 +45,8 @@ _zimage_start:
         bdnz    2b
 
         /* Do a cache flush for our text, in case OF didn't */
-3:      lis     r9,_start@h
+3:      lis     r9,_start@ha
+        addi    r9,r9,_start@l
         add     r9,r0,r9
         lis     r8,_etext@ha
         addi    r8,r8,_etext@l
@@ -53,7 +54,7 @@ _zimage_start:
 4:      dcbf    r0,r9
         icbi    r0,r9
         addi    r9,r9,0x20
-        cmplwi  0,r9,8
+        cmplw   cr0,r9,r8
         blt     4b
         sync
         isync