diff options
Diffstat (limited to 'src/cpu/x86/smm/smmhandler_tseg.S')
| -rw-r--r-- | src/cpu/x86/smm/smmhandler_tseg.S | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/cpu/x86/smm/smmhandler_tseg.S b/src/cpu/x86/smm/smmhandler_tseg.S index 8fdd75fb17..c61a611757 100644 --- a/src/cpu/x86/smm/smmhandler_tseg.S +++ b/src/cpu/x86/smm/smmhandler_tseg.S @@ -20,7 +20,11 @@ */ /* - * +--------------------------------+ 0xffff + * +--------------------------------+ + * | SMM Handler C Code | + * +--------------------------------+ 0x14000 + * | SMM Handler Heap | + * +--------------------------------+ 0x10000 * | Save State Map Node 0 | * | Save State Map Node 1 | * | Save State Map Node 2 | @@ -39,7 +43,7 @@ * | ... | * +--------------------------------+ 0x7400 * | | - * | SMM Handler | + * | SMM Handler Assembly Stub | * | | * +--------------------------------+ TSEG * @@ -91,6 +95,7 @@ smm_handler_start: /* If we did not get the lock, wait for release */ wait_for_unlock: + pause addr32 movw (%ebx), %ax cmpw $SMI_LOCKED, %ax je wait_for_unlock |