diff options
-rw-r--r-- | OvmfPkg/AcpiTables/Facp.aslc | 4 | ||||
-rw-r--r-- | OvmfPkg/AcpiTables/Platform.h | 5 |
2 files changed, 6 insertions, 3 deletions
diff --git a/OvmfPkg/AcpiTables/Facp.aslc b/OvmfPkg/AcpiTables/Facp.aslc index 9a17905c44..df35285c9c 100644 --- a/OvmfPkg/AcpiTables/Facp.aslc +++ b/OvmfPkg/AcpiTables/Facp.aslc @@ -65,8 +65,8 @@ EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE FACP = { 0x0000, // Boot architecture flag (16-bit)
RESERVED, // reserved
FLAG, // Fixed feature flags
- { 0 }, // Address of the Reset Register
- 0, // Value for the Reset Register to reset the system
+ GAS2_IO(RESET_REG, 1), // Extended address of the Reset Register
+ RESET_VALUE, // Value for the Reset Register to reset the system
{ RESERVED }, // reserved[3]
0, // 64-bit physical addesss of FACS, set at installation
0, // 64-bit physical addesss of DSDT, set at installation
diff --git a/OvmfPkg/AcpiTables/Platform.h b/OvmfPkg/AcpiTables/Platform.h index c95cbb20d5..d96b847239 100644 --- a/OvmfPkg/AcpiTables/Platform.h +++ b/OvmfPkg/AcpiTables/Platform.h @@ -54,7 +54,10 @@ #define FLAG (EFI_ACPI_2_0_WBINVD | \
EFI_ACPI_2_0_PROC_C1 | \
EFI_ACPI_2_0_SLP_BUTTON | \
- EFI_ACPI_2_0_RTC_S4)
+ EFI_ACPI_2_0_RTC_S4 | \
+ EFI_ACPI_2_0_RESET_REG_SUP)
+#define RESET_REG 0xCF9
+#define RESET_VALUE (BIT2 | BIT1) // PIIX3 Reset CPU + System Reset
//
// Byte-aligned IO port register block initializer for
|