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-rw-r--r--src/drivers/intel/fsp1_1/cache_as_ram.S11
1 files changed, 5 insertions, 6 deletions
diff --git a/src/drivers/intel/fsp1_1/cache_as_ram.S b/src/drivers/intel/fsp1_1/cache_as_ram.S
index 3be9eb92df..b5b47ce9a6 100644
--- a/src/drivers/intel/fsp1_1/cache_as_ram.S
+++ b/src/drivers/intel/fsp1_1/cache_as_ram.S
@@ -145,14 +145,13 @@ CAR_init_done:
* mm1: high 32-bits of TSC value
*/
- /* coreboot assumes stack/heap region will be zero */
+ /* clear .bss section */
cld
- movl %ecx, %edi
- neg %ecx
- /* Clear up to Temp Ram top. */
- add %edx, %ecx
+ xor %eax, %eax
+ movl $(_ebss), %ecx
+ movl $(_bss), %edi
+ sub %edi, %ecx
shrl $2, %ecx
- xorl %eax, %eax
rep stosl
/* Need to align stack to 16 bytes at call instruction. Account for