diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h')
| -rw-r--r-- | Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h b/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h new file mode 100644 index 0000000000..164f45e6a3 --- /dev/null +++ b/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h @@ -0,0 +1,132 @@ +/*++
+
+ Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
+
+ This program and the accompanying materials are licensed and made available under
+ the terms and conditions of the BSD License that accompanies this distribution.
+ The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+
+Module Name:
+
+ AcpiPlatformHooks.h
+
+Abstract:
+
+ This is an implementation of the ACPI platform driver. Requirements for
+ this driver are defined in the Tiano ACPI External Product Specification,
+ revision 0.3.6.
+
+--*/
+
+#ifndef _ACPI_PLATFORM_HOOKS_H_
+#define _ACPI_PLATFORM_HOOKS_H_
+
+//
+// Statements that include other header files
+//
+
+#include <IndustryStandard/Acpi.h>
+#include "Platform.h"
+#include <Protocol/EnhancedSpeedstep.h>
+
+#define AML_NAME_OP 0x08
+#define AML_METHOD_OP 0x14
+#define AML_OPREGION_OP 0x80
+#define AML_PACKAGE_OP 0x12 // Package operator.
+#define AML_NAME_PREFIX_SIZE 0x06
+#define AML_NAME_DWORD_SIZE 0x0C
+
+#pragma pack(1)
+
+typedef struct {
+ UINT8 AcpiProcessorId;
+ UINT8 ApicId;
+ UINT16 Flags;
+} EFI_CPU_ID_MAP;
+
+typedef struct {
+ UINT8 StartByte;
+ UINT32 NameStr;
+ UINT8 Size;
+ UINT32 Value;
+} EFI_ACPI_NAMEPACK_DWORD;
+
+typedef struct {
+ UINT8 StartByte;
+ UINT32 NameStr;
+ UINT8 OpCode;
+ UINT16 Size; // Hardcode to 16bit width because the table we use is fixed size
+ UINT8 NumEntries;
+} EFI_ACPI_NAME_COMMAND;
+
+typedef struct {
+ UINT8 PackageOp;
+ UINT8 PkgLeadByte;
+ UINT8 NumEntries;
+ UINT8 DwordPrefix0;
+ UINT32 CoreFreq;
+ UINT8 DwordPrefix1;
+ UINT32 Power;
+ UINT8 DwordPrefix2;
+ UINT32 TransLatency;
+ UINT8 DwordPrefix3;
+ UINT32 BMLatency;
+ UINT8 DwordPrefix4;
+ UINT32 Control;
+ UINT8 DwordPrefix5;
+ UINT32 Status;
+} EFI_PSS_PACKAGE;
+
+typedef struct {
+ UINT8 PackageOp;
+ UINT8 PkgLeadByte;
+ UINT8 NumEntries;
+ UINT8 BytePrefix0;
+ UINT8 Entries;
+ UINT8 BytePrefix1;
+ UINT8 Revision;
+ UINT8 BytePrefix2;
+ UINT8 Domain;
+ UINT8 BytePrefix3;
+ UINT8 Coordinate;
+ UINT8 BytePrefix4;
+ UINT8 ProcNumber;
+} EFI_PSD_PACKAGE;
+
+#pragma pack()
+
+#define ACPI_NAME_COMMAND_FROM_NAME_STR(a) BASE_CR (a, EFI_ACPI_NAME_COMMAND, NameStr)
+#define ACPI_NAME_COMMAND_FROM_NAMEPACK_STR(a) BASE_CR (a, EFI_ACPI_NAMEPACK_DWORD, NameStr)
+
+EFI_STATUS
+PlatformHookInit (
+ VOID
+ );
+
+
+EFI_STATUS
+PatchDsdtTable (
+ IN OUT EFI_ACPI_DESCRIPTION_HEADER *TableHeader
+ );
+
+EFI_STATUS
+PatchGv3SsdtTable (
+ IN OUT EFI_ACPI_DESCRIPTION_HEADER *Table
+ );
+
+EFI_STATUS
+PatchErstTable (
+ IN OUT EFI_ACPI_DESCRIPTION_HEADER *Table
+ );
+
+EFI_STATUS
+AppendCpuMapTableEntry (
+ IN EFI_ACPI_2_0_PROCESSOR_LOCAL_APIC_STRUCTURE *AcpiLocalApic
+ );
+
+#endif
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