From a0e27979c06088912489633a67644254bc5a1f70 Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@google.com>
Date: Tue, 26 Feb 2013 19:08:28 -0800
Subject: libpayload: Move over to the payload's stack during startup

Don't keep using the coreboot stack on ARMv7.

Change-Id: I734c5d77f8584e30ee0c720d41e21e3040f56db4
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: http://review.coreboot.org/2668
Tested-by: build bot (Jenkins)
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
---
 payloads/libpayload/arch/armv7/head.S | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'payloads/libpayload')

diff --git a/payloads/libpayload/arch/armv7/head.S b/payloads/libpayload/arch/armv7/head.S
index e1b5737ead..7a706e3aa6 100644
--- a/payloads/libpayload/arch/armv7/head.S
+++ b/payloads/libpayload/arch/armv7/head.S
@@ -31,14 +31,21 @@
 	.text
 	.align 4
 
+1:
+.word	_stack
+
 /*
  * Our entry point
  */
 _entry:
 
 	/* TODO: disable interrupts */
+
 	/* TODO: Clear BSS */
-	/* TODO: Setup new stack */
+
+	/* Setup new stack */
+	ldr sp, 1b
+
 	/* TODO: Save old stack pointer */
 
 	/* Let's rock. */
-- 
cgit v1.2.3