cpu/intel/car: Align the stack to 16 bytes before romstage_main
Change-Id: I1415c18779bc481fdec5f72f83c06a58ce6d5c39
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/26797
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/cpu/intel/car/core2/cache_as_ram.S b/src/cpu/intel/car/core2/cache_as_ram.S
index e70454b..3399510 100644
--- a/src/cpu/intel/car/core2/cache_as_ram.S
+++ b/src/cpu/intel/car/core2/cache_as_ram.S
@@ -169,6 +169,10 @@
/* Setup the stack. */
movl $(CONFIG_DCACHE_RAM_BASE + CONFIG_DCACHE_RAM_SIZE), %eax
movl %eax, %esp
+ /* Align the stack 16 bytes */
+ andl $0xfffffff0, %esp
+ /* Account for pushing the BIST result */
+ subl $12, %esp
/* Restore the BIST result. */
movl %ebp, %eax