-/** @file \r
- ACPI 6.0 definitions from the ACPI Specification Revision 6.0 April, 2015.\r
+/** @file\r
+ ACPI 6.0 definitions from the ACPI Specification Revision 6.0 Errata A January, 2016.\r
\r
- Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r
(C) Copyright 2015-2016 Hewlett Packard Enterprise Development LP<BR>\r
- This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
**/\r
\r
#ifndef _ACPI_6_0_H_\r
\r
//\r
// Root System Description Table\r
-// No definition needed as it is a common description table header, the same with \r
+// No definition needed as it is a common description table header, the same with\r
// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT32 table pointers.\r
//\r
\r
\r
//\r
// Extended System Description Table\r
-// No definition needed as it is a common description table header, the same with \r
+// No definition needed as it is a common description table header, the same with\r
// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT64 table pointers.\r
//\r
\r
} EFI_ACPI_6_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER;\r
\r
///\r
-/// MADT Revision (as defined in ACPI 6.0 spec.)\r
+/// MADT Revision (as defined in ACPI 6.0 Errata A spec.)\r
///\r
-#define EFI_ACPI_6_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x03\r
+#define EFI_ACPI_6_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x04\r
\r
///\r
/// Multiple APIC Flags\r
//\r
// PCCT Subspace type\r
//\r
-#define EFI_ACPI_6_0_PCCT_SUBSPACE_TYPE_GENERIC 0x00\r
+#define EFI_ACPI_6_0_PCCT_SUBSPACE_TYPE_GENERIC 0x00\r
+#define EFI_ACPI_6_0_PCCT_SUBSPACE_TYPE_1_HW_REDUCED_COMMUNICATIONS 0x01\r
+#define EFI_ACPI_6_0_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS 0x02\r
\r
///\r
/// PCC Subspace Structure Header\r
UINT8 CommandComplete:1;\r
UINT8 SciDoorbell:1;\r
UINT8 Error:1;\r
- UINT8 PlatformNotification:1; \r
+ UINT8 PlatformNotification:1;\r
UINT8 Reserved:4;\r
UINT8 Reserved1;\r
} EFI_ACPI_6_0_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;\r
EFI_ACPI_6_0_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS Status;\r
} EFI_ACPI_6_0_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;\r
\r
+#define EFI_ACPI_6_0_PCCT_SUBSPACE_DOORBELL_INTERRUPT_FLAGS_POLARITY BIT0\r
+#define EFI_ACPI_6_0_PCCT_SUBSPACE_DOORBELL_INTERRUPT_FLAGS_MODE BIT1\r
+\r
+///\r
+/// Type 1 HW-Reduced Communications Subspace Structure\r
+///\r
+typedef struct {\r
+ UINT8 Type;\r
+ UINT8 Length;\r
+ UINT32 DoorbellInterrupt;\r
+ UINT8 DoorbellInterruptFlags;\r
+ UINT8 Reserved;\r
+ UINT64 BaseAddress;\r
+ UINT64 AddressLength;\r
+ EFI_ACPI_6_0_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;\r
+ UINT64 DoorbellPreserve;\r
+ UINT64 DoorbellWrite;\r
+ UINT32 NominalLatency;\r
+ UINT32 MaximumPeriodicAccessRate;\r
+ UINT16 MinimumRequestTurnaroundTime;\r
+} EFI_ACPI_6_0_PCCT_SUBSPACE_1_HW_REDUCED_COMMUNICATIONS;\r
+\r
+///\r
+/// Type 2 HW-Reduced Communications Subspace Structure\r
+///\r
+typedef struct {\r
+ UINT8 Type;\r
+ UINT8 Length;\r
+ UINT32 DoorbellInterrupt;\r
+ UINT8 DoorbellInterruptFlags;\r
+ UINT8 Reserved;\r
+ UINT64 BaseAddress;\r
+ UINT64 AddressLength;\r
+ EFI_ACPI_6_0_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;\r
+ UINT64 DoorbellPreserve;\r
+ UINT64 DoorbellWrite;\r
+ UINT32 NominalLatency;\r
+ UINT32 MaximumPeriodicAccessRate;\r
+ UINT16 MinimumRequestTurnaroundTime;\r
+ EFI_ACPI_6_0_GENERIC_ADDRESS_STRUCTURE DoorbellAckRegister;\r
+ UINT64 DoorbellAckPreserve;\r
+ UINT64 DoorbellAckWrite;\r
+} EFI_ACPI_6_0_PCCT_SUBSPACE_2_HW_REDUCED_COMMUNICATIONS;\r
+\r
//\r
// Known table signatures\r
//\r
///\r
/// "RSD PTR " Root System Description Pointer\r
///\r
-#define EFI_ACPI_6_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ') \r
+#define EFI_ACPI_6_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')\r
\r
///\r
/// "APIC" Multiple APIC Description Table\r
#define EFI_ACPI_6_0_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE SIGNATURE_32('i', 'B', 'F', 'T')\r
\r
///\r
-/// "IORT" Interrupt Source Override\r
+/// "IORT" I/O Remapping Table\r
///\r
-#define EFI_ACPI_6_0_INTERRUPT_SOURCE_OVERRIDE_SIGNATURE SIGNATURE_32('I', 'O', 'R', 'T')\r
+#define EFI_ACPI_6_0_IO_REMAPPING_TABLE_SIGNATURE SIGNATURE_32('I', 'O', 'R', 'T')\r
\r
///\r
/// "IVRS" I/O Virtualization Reporting Structure\r
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