Commit eacb1962 authored Mar 04, 2006 by Olaf Hering Committed by Paul Mackerras Mar 16, 2006

[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>

parent 0a45d449

arch/powerpc/boot/crt0.S

+3 −2

Original line number	Diff line number	Diff line
		@@ -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