[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>

diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S
index e0192c26037b918f1e195d41d2f5ec9176606535..70e65b13e0336fd86c02f3c602181be94c3ae3e0 100644 (file)
--- 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