diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/intel/fsp1_1/cache_as_ram.S | 11 |
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 |