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Diffstat (limited to 'arch/x86_64/kernel/acpi')
-rw-r--r--arch/x86_64/kernel/acpi/sleep.c8
-rw-r--r--arch/x86_64/kernel/acpi/wakeup.S15
2 files changed, 11 insertions, 12 deletions
diff --git a/arch/x86_64/kernel/acpi/sleep.c b/arch/x86_64/kernel/acpi/sleep.c
index 195b7034a14..4277f2b27e6 100644
--- a/arch/x86_64/kernel/acpi/sleep.c
+++ b/arch/x86_64/kernel/acpi/sleep.c
@@ -55,7 +55,7 @@
/* address in low memory of the wakeup routine. */
unsigned long acpi_wakeup_address = 0;
-unsigned long acpi_video_flags;
+unsigned long acpi_realmode_flags;
extern char wakeup_start, wakeup_end;
extern unsigned long acpi_copy_wakeup_routine(unsigned long);
@@ -103,9 +103,11 @@ static int __init acpi_sleep_setup(char *str)
{
while ((str != NULL) && (*str != '\0')) {
if (strncmp(str, "s3_bios", 7) == 0)
- acpi_video_flags = 1;
+ acpi_realmode_flags |= 1;
if (strncmp(str, "s3_mode", 7) == 0)
- acpi_video_flags |= 2;
+ acpi_realmode_flags |= 2;
+ if (strncmp(str, "s3_beep", 7) == 0)
+ acpi_realmode_flags |= 4;
str = strchr(str, ',');
if (str != NULL)
str += strspn(str, ", \t");
diff --git a/arch/x86_64/kernel/acpi/wakeup.S b/arch/x86_64/kernel/acpi/wakeup.S
index ed63d184579..13f1480cbec 100644
--- a/arch/x86_64/kernel/acpi/wakeup.S
+++ b/arch/x86_64/kernel/acpi/wakeup.S
@@ -50,7 +50,7 @@ wakeup_code:
movw %ax, %ss
# Data segment must be set up before we can see whether to beep.
- testl $1, beep_flags - wakeup_code
+ testl $4, realmode_flags - wakeup_code
jz 1f
BEEP
1:
@@ -70,7 +70,7 @@ wakeup_code:
testl %eax, %eax
jnz no_longmode
- testl $1, video_flags - wakeup_code
+ testl $1, realmode_flags - wakeup_code
jz 1f
lcall $0xc000,$3
movw %cs, %ax
@@ -78,7 +78,7 @@ wakeup_code:
movw %ax, %ss
1:
- testl $2, video_flags - wakeup_code
+ testl $2, realmode_flags - wakeup_code
jz 1f
mov video_mode - wakeup_code, %ax
call mode_seta
@@ -251,9 +251,8 @@ gdt_48a:
.long gdta - wakeup_code # gdt base (relocated in later)
real_magic: .quad 0
-beep_flags: .quad 0
video_mode: .quad 0
-video_flags: .quad 0
+realmode_flags: .quad 0
.code16
bogus_real_magic:
@@ -367,12 +366,10 @@ ENTRY(acpi_copy_wakeup_routine)
pushq %rax
pushq %rdx
- movl s2ram_beep, %edx
- movl %edx, beep_flags - wakeup_start (,%rdi)
movl saved_video_mode, %edx
movl %edx, video_mode - wakeup_start (,%rdi)
- movl acpi_video_flags, %edx
- movl %edx, video_flags - wakeup_start (,%rdi)
+ movl acpi_realmode_flags, %edx
+ movl %edx, realmode_flags - wakeup_start (,%rdi)
movq $0x12345678, real_magic - wakeup_start (,%rdi)
movq $0x123456789abcdef0, %rdx
movq %rdx, saved_magic