From: Milton Miller <miltonm@bga.com>
Date: Wed, 21 Mar 2007 15:02:53 +0000 (-0600)
Subject: [POWERPC] bootwrapper: Allow platforms to call library zImage_start
X-Git-Tag: v2.6.22-rc1~1109^2~137
X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=160cc3ece727c5158facec9937c2a5b10013bae1;p=linux-2.6-omap-h63xx.git

[POWERPC] bootwrapper: Allow platforms to call library zImage_start

Some platforms might need to run some code before the zImage start, but
could otherwise use the bss clear and relocation code.   Export the
start address strongly as zImage_start_lib.

Signed-off-by: Milton Miller <miltonm@bga.com>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
---

diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S
index 3dc8d8f7849..25ad7453531 100644
--- a/arch/powerpc/boot/crt0.S
+++ b/arch/powerpc/boot/crt0.S
@@ -19,6 +19,8 @@ _zimage_start_opd:
 	.weak	_zimage_start
 	.globl	_zimage_start
 _zimage_start:
+	.globl	_zimage_start_lib
+_zimage_start_lib:
 	/* Work out the offset between the address we were linked at
 	   and the address where we're running. */
 	bl	1f