diff options
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpica/aclocal.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h index 772ee5c4ccca..2ec394a328e9 100644 --- a/drivers/acpi/acpica/aclocal.h +++ b/drivers/acpi/acpica/aclocal.h | |||
| @@ -787,7 +787,12 @@ struct acpi_bit_register_info { | |||
| 787 | 787 | ||
| 788 | /* For control registers, both ignored and reserved bits must be preserved */ | 788 | /* For control registers, both ignored and reserved bits must be preserved */ |
| 789 | 789 | ||
| 790 | #define ACPI_PM1_CONTROL_IGNORED_BITS 0x0201 /* Bits 9, 0(SCI_EN) */ | 790 | /* |
| 791 | * The ACPI spec says to ignore PM1_CTL.SCI_EN (bit 0) | ||
| 792 | * but we need to be able to write ACPI_BITREG_SCI_ENABLE directly | ||
| 793 | * as a BIOS workaround on some machines. | ||
| 794 | */ | ||
| 795 | #define ACPI_PM1_CONTROL_IGNORED_BITS 0x0200 /* Bits 9 */ | ||
| 791 | #define ACPI_PM1_CONTROL_RESERVED_BITS 0xC1F8 /* Bits 14-15, 3-8 */ | 796 | #define ACPI_PM1_CONTROL_RESERVED_BITS 0xC1F8 /* Bits 14-15, 3-8 */ |
| 792 | #define ACPI_PM1_CONTROL_PRESERVED_BITS \ | 797 | #define ACPI_PM1_CONTROL_PRESERVED_BITS \ |
| 793 | (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS) | 798 | (ACPI_PM1_CONTROL_IGNORED_BITS | ACPI_PM1_CONTROL_RESERVED_BITS) |