[S] Change in coreboot[master]: cpu/x86/smm_stub.S: Update comment

[Arthur Heymans (Code Review)]

Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/68896 )

Change subject: cpu/x86/smm_stub.S: Update comment
......................................................................

cpu/x86/smm_stub.S: Update comment

%ebp is used for the stack frame on which the fxrstor address is pushed.
entry64.inc does not trash it so that's fine.

Change-Id: If027437dccac9ad507ceb534c6aae77ea43bdfda
Signed-off-by: Arthur Heymans 
---
M src/cpu/x86/smm/smm_stub.S
1 file changed, 14 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/96/68896/1

diff --git a/src/cpu/x86/smm/smm_stub.S b/src/cpu/x86/smm/smm_stub.S
index 02532a4..f0e0712 100644
--- a/src/cpu/x86/smm/smm_stub.S
+++ b/src/cpu/x86/smm/smm_stub.S
@@ -233,7 +233,7 @@
    movl	%eax, -0x8(%ebp)
    movl	%edx, -0xc(%ebp)

-	/* entry64.inc preserves ebx, esi, edi */
+	/* entry64.inc preserves ebx, esi, edi, ebp */
 #include <cpu/x86/64bit/entry64.inc>
    mov	%edi, %ecx