diff options
Diffstat (limited to 'Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet')
-rw-r--r-- | Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.c | 61 | ||||
-rw-r--r-- | Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.h | 51 |
2 files changed, 112 insertions, 0 deletions
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.c b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.c new file mode 100644 index 0000000000..ea8fcba5ad --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.c @@ -0,0 +1,61 @@ +/** @file
+ This file contains a structure definition for the ACPI 1.0 High Precision Event Timer
+ Description Table (HPET). The contents of this file should only be modified
+ for bug fixes, no porting is required.
+
+Copyright (c) 2017, 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.
+
+**/
+
+//
+// Statements that include other files
+//
+
+#include "Hpet.h"
+
+//
+// High Precision Event Timer Table
+// Please modify all values in Hpet.h only.
+//
+
+EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_HEADER Hpet = {
+ {
+ EFI_ACPI_3_0_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE,
+ sizeof (EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_HEADER),
+ EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_REVISION,
+
+ //
+ // Checksum will be updated at runtime
+ //
+ 0x00,
+
+ //
+ // It is expected that these values will be updated at runtime
+ //
+ { ' ', ' ', ' ', ' ', ' ', ' ' },
+
+ 0,
+ EFI_ACPI_OEM_HPET_REVISION,
+ 0,
+ 0
+ },
+
+ EFI_ACPI_EVENT_TIMER_BLOCK_ID,
+ {
+ EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS_SPACE_ID,
+ EFI_ACPI_EVENT_TIMER_BLOCK_BIT_WIDTH,
+ EFI_ACPI_EVENT_TIMER_BLOCK_BIT_OFFSET,
+ EFI_ACPI_EVENT_TIMER_ACCESS_SIZE,
+ EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS
+ },
+ EFI_ACPI_HPET_NUMBER,
+ EFI_ACPI_MIN_CLOCK_TICK,
+ EFI_ACPI_HPET_ATTRIBUTES
+};
diff --git a/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.h b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.h new file mode 100644 index 0000000000..b12954f330 --- /dev/null +++ b/Platform/Intel/MinPlatformPkg/Acpi/AcpiTables/Hpet/Hpet.h @@ -0,0 +1,51 @@ +/** @file
+ This file describes the contents of the ACPI High Precision Event Timer Description Table
+ (HPET). All changes to the HPET contents should be done in this file.
+
+Copyright (c) 2017, 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.
+
+**/
+
+#ifndef _HPET_H_
+#define _HPET_H_
+
+//
+// Statements that include other files
+//
+
+#include <IndustryStandard/Acpi30.h>
+#include <IndustryStandard/HighPrecisionEventTimerTable.h>
+
+//
+// HPET Definitions
+//
+
+#define EFI_ACPI_OEM_HPET_REVISION 0x00000001
+
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ID 0x8086A201
+
+//
+// Event Timer Block Base Address Information
+//
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS_SPACE_ID EFI_ACPI_3_0_SYSTEM_MEMORY
+#define EFI_ACPI_EVENT_TIMER_BLOCK_BIT_WIDTH 0x40
+#define EFI_ACPI_EVENT_TIMER_BLOCK_BIT_OFFSET 0x00
+#define EFI_ACPI_EVENT_TIMER_ACCESS_SIZE 0x00
+#define EFI_ACPI_EVENT_TIMER_BLOCK_ADDRESS 0x00000000FED00000
+
+#define EFI_ACPI_HPET_NUMBER 0x00
+
+#define EFI_ACPI_MIN_CLOCK_TICK 0x0080
+
+#define EFI_ACPI_HPET_ATTRIBUTES 0x00
+
+extern EFI_ACPI_HIGH_PRECISION_EVENT_TIMER_TABLE_HEADER Hpet;
+
+#endif
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