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authorFrans Hendriks <fhendriks@eltan.com>2020-11-19 08:10:47 +0100
committerArthur Heymans <arthur@aheymans.xyz>2020-11-20 09:21:45 +0000
commit7ba970aa78816dd29052cd34304b6ea67953c003 (patch)
tree352dd79f6d0f3c6c28bb32be4c4d11f516023dfd
parent2832d11dd1aa59a195c67296a2a39ae4689b74eb (diff)
drivers/intel/fsp1_1/cache_as_ram.S: Use _car_stack area for stack
Top of Temp RAM is used as bootloader stack, which is the _car_region_end area. This area is not equal to CAR stack area as defined in car.ld file. Use _ecar_stack (end of CAR stack) as starting stack location. Tested VBOOT, Vendorboot security and no security on Facebook FBG1701. Change-Id: I16b077f60560de334361b1f0d3758ab1a5cbe895 Signed-off-by: Frans Hendriks <fhendriks@eltan.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47737 Reviewed-by: Arthur Heymans <arthur@aheymans.xyz> Reviewed-by: Wim Vervoorn <wvervoorn@eltan.com> Reviewed-by: Michał Żygowski <michal.zygowski@3mdeb.com> Reviewed-by: Christian Walter <christian.walter@9elements.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/drivers/intel/fsp1_1/cache_as_ram.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/intel/fsp1_1/cache_as_ram.S b/src/drivers/intel/fsp1_1/cache_as_ram.S
index 31c3580aac..3be9eb92df 100644
--- a/src/drivers/intel/fsp1_1/cache_as_ram.S
+++ b/src/drivers/intel/fsp1_1/cache_as_ram.S
@@ -133,7 +133,7 @@ CAR_init_done:
jne halt2
/* Setup bootloader stack */
- movl %edx, %esp
+ movl $_ecar_stack, %esp
/*
* ebp: FSP_INFO_HEADER address