This is handled already in QEMU, no need to do it in SMM.
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
src/fw/smm.c | 25 -------------------------
1 file changed, 25 deletions(-)
diff --git a/src/fw/smm.c b/src/fw/smm.c
index 4176e0c..07f9234 100644
--- a/src/fw/smm.c
+++ b/src/fw/smm.c
@@ -46,34 +46,9 @@ ASM32FLAT(
extern u8 smm_code_start, smm_code_end;
ASM32FLAT(
- /* minimal SMM code to enable or disable ACPI */
".global smm_code_start, smm_code_end\n"
" .code16gcc\n"
"smm_code_start:\n"
- " movw $" __stringify(PORT_SMI_CMD) ", %dx\n"
- " inb %dx, %al\n"
- " cmpb $0xf0, %al\n"
- " jne 1f\n"
-
- /* ACPI disable */
- " movw $" __stringify(PORT_ACPI_PM_BASE) " + 0x04, %dx\n" /* PMCNTRL */
- " inw %dx, %ax\n"
- " andw $~1, %ax\n"
- " outw %ax, %dx\n"
-
- " jmp 2f\n"
-
- "1:\n"
- " cmpb $0xf1, %al\n"
- " jne 2f\n"
-
- /* ACPI enable */
- " movw $" __stringify(PORT_ACPI_PM_BASE) " + 0x04, %dx\n" /* PMCNTRL */
- " inw %dx, %ax\n"
- " orw $1, %ax\n"
- " outw %ax, %dx\n"
-
- "2:\n"
" rsm\n"
"smm_code_end:\n"
" .code32\n"
--
1.9.0
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