[coreboot] New patch to review for coreboot: f5443f1 libpayload: Move over to the payload's stack during startup
Stefan Reinauer (stefan.reinauer@coreboot.org)
gerrit at coreboot.org
Tue Mar 12 22:04:02 CET 2013
Stefan Reinauer (stefan.reinauer at coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2668
-gerrit
commit f5443f112f7d039a20fe2af9e9f73fbb3ff5776e
Author: Gabe Black <gabeblack at google.com>
Date: Tue Feb 26 19:08:28 2013 -0800
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 at google.com>
---
payloads/libpayload/arch/armv7/head.S | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/payloads/libpayload/arch/armv7/head.S b/payloads/libpayload/arch/armv7/head.S
index e1b5737..7a706e3 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. */
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