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[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>
This commit is contained in:
Olaf Hering 2006-03-04 13:15:40 +01:00 committed by Paul Mackerras
parent 0a45d4491d
commit eacb1962d4
1 changed files with 3 additions and 2 deletions
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5
arch/powerpc/boot/crt0.S
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@ -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