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+/*
+ * Copyright (C) 2020 Intel Corporation
+ *
+ * Author: Isaku Yamahata <isaku.yamahata at gmail.com>
+ * <isaku.yamahata at intel.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef HW_I386_UEFI_H
+#define HW_I386_UEFI_H
+
+/***************************************************************************/
+/*
+ * basic EFI definitions
+ * supplemented with UEFI Specification Version 2.8 (Errata A)
+ * released February 2020
+ */
+/* UEFI integer is little endian */
+
+typedef struct {
+ uint32_t Data1;
+ uint16_t Data2;
+ uint16_t Data3;
+ uint8_t Data4[8];
+} EFI_GUID;
+
+typedef enum {
+ EfiReservedMemoryType,
+ EfiLoaderCode,
+ EfiLoaderData,
+ EfiBootServicesCode,
+ EfiBootServicesData,
+ EfiRuntimeServicesCode,
+ EfiRuntimeServicesData,
+ EfiConventionalMemory,
+ EfiUnusableMemory,
+ EfiACPIReclaimMemory,
+ EfiACPIMemoryNVS,
+ EfiMemoryMappedIO,
+ EfiMemoryMappedIOPortSpace,
+ EfiPalCode,
+ EfiPersistentMemory,
+ EfiUnacceptedMemoryType,
+ EfiMaxMemoryType
+} EFI_MEMORY_TYPE;
+
+#define EFI_HOB_HANDOFF_TABLE_VERSION 0x0009
+
+#define EFI_HOB_TYPE_HANDOFF 0x0001
+#define EFI_HOB_TYPE_MEMORY_ALLOCATION 0x0002
+#define EFI_HOB_TYPE_RESOURCE_DESCRIPTOR 0x0003
+#define EFI_HOB_TYPE_GUID_EXTENSION 0x0004
+#define EFI_HOB_TYPE_FV 0x0005
+#define EFI_HOB_TYPE_CPU 0x0006
+#define EFI_HOB_TYPE_MEMORY_POOL 0x0007
+#define EFI_HOB_TYPE_FV2 0x0009
+#define EFI_HOB_TYPE_LOAD_PEIM_UNUSED 0x000A
+#define EFI_HOB_TYPE_UEFI_CAPSULE 0x000B
+#define EFI_HOB_TYPE_FV3 0x000C
+#define EFI_HOB_TYPE_UNUSED 0xFFFE
+#define EFI_HOB_TYPE_END_OF_HOB_LIST 0xFFFF
+
+typedef struct {
+ uint16_t HobType;
+ uint16_t HobLength;
+ uint32_t Reserved;
+} EFI_HOB_GENERIC_HEADER;
+
+typedef uint64_t EFI_PHYSICAL_ADDRESS;
+typedef uint32_t EFI_BOOT_MODE;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ uint32_t Version;
+ EFI_BOOT_MODE BootMode;
+ EFI_PHYSICAL_ADDRESS EfiMemoryTop;
+ EFI_PHYSICAL_ADDRESS EfiMemoryBottom;
+ EFI_PHYSICAL_ADDRESS EfiFreeMemoryTop;
+ EFI_PHYSICAL_ADDRESS EfiFreeMemoryBottom;
+ EFI_PHYSICAL_ADDRESS EfiEndOfHobList;
+} EFI_HOB_HANDOFF_INFO_TABLE;
+
+#define EFI_RESOURCE_SYSTEM_MEMORY 0x00000000
+#define EFI_RESOURCE_MEMORY_MAPPED_IO 0x00000001
+#define EFI_RESOURCE_IO 0x00000002
+#define EFI_RESOURCE_FIRMWARE_DEVICE 0x00000003
+#define EFI_RESOURCE_MEMORY_MAPPED_IO_PORT 0x00000004
+#define EFI_RESOURCE_MEMORY_RESERVED 0x00000005
+#define EFI_RESOURCE_IO_RESERVED 0x00000006
+#define EFI_RESOURCE_MEMORY_UNACCEPTED 0x00000007
+#define EFI_RESOURCE_MAX_MEMORY_TYPE 0x00000008
+
+#define EFI_RESOURCE_ATTRIBUTE_PRESENT 0x00000001
+#define EFI_RESOURCE_ATTRIBUTE_INITIALIZED 0x00000002
+#define EFI_RESOURCE_ATTRIBUTE_TESTED 0x00000004
+#define EFI_RESOURCE_ATTRIBUTE_SINGLE_BIT_ECC 0x00000008
+#define EFI_RESOURCE_ATTRIBUTE_MULTIPLE_BIT_ECC 0x00000010
+#define EFI_RESOURCE_ATTRIBUTE_ECC_RESERVED_1 0x00000020
+#define EFI_RESOURCE_ATTRIBUTE_ECC_RESERVED_2 0x00000040
+#define EFI_RESOURCE_ATTRIBUTE_READ_PROTECTED 0x00000080
+#define EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED 0x00000100
+#define EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED 0x00000200
+#define EFI_RESOURCE_ATTRIBUTE_UNCACHEABLE 0x00000400
+#define EFI_RESOURCE_ATTRIBUTE_WRITE_COMBINEABLE 0x00000800
+#define EFI_RESOURCE_ATTRIBUTE_WRITE_THROUGH_CACHEABLE 0x00001000
+#define EFI_RESOURCE_ATTRIBUTE_WRITE_BACK_CACHEABLE 0x00002000
+#define EFI_RESOURCE_ATTRIBUTE_16_BIT_IO 0x00004000
+#define EFI_RESOURCE_ATTRIBUTE_32_BIT_IO 0x00008000
+#define EFI_RESOURCE_ATTRIBUTE_64_BIT_IO 0x00010000
+#define EFI_RESOURCE_ATTRIBUTE_UNCACHED_EXPORTED 0x00020000
+#define EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTED 0x00040000
+#define EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTABLE 0x00080000
+#define EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE 0x00100000
+#define EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE 0x00200000
+#define EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE 0x00400000
+#define EFI_RESOURCE_ATTRIBUTE_PERSISTENT 0x00800000
+#define EFI_RESOURCE_ATTRIBUTE_PERSISTABLE 0x01000000
+#define EFI_RESOURCE_ATTRIBUTE_MORE_RELIABLE 0x02000000
+
+typedef uint32_t EFI_RESOURCE_TYPE;
+typedef uint32_t EFI_RESOURCE_ATTRIBUTE_TYPE;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ EFI_GUID Owner;
+ EFI_RESOURCE_TYPE ResourceType;
+ EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute;
+ EFI_PHYSICAL_ADDRESS PhysicalStart;
+ uint64_t ResourceLength;
+} EFI_HOB_RESOURCE_DESCRIPTOR;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ EFI_GUID Name;
+
+ /* guid specific data follows */
+} EFI_HOB_GUID_TYPE;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ EFI_PHYSICAL_ADDRESS BaseAddress;
+ uint64_t Length;
+} EFI_HOB_FIRMWARE_VOLUME;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ EFI_PHYSICAL_ADDRESS BaseAddress;
+ uint64_t Length;
+ EFI_GUID FvName;
+ EFI_GUID FileName;
+} EFI_HOB_FIRMWARE_VOLUME2;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ EFI_PHYSICAL_ADDRESS BaseAddress;
+ uint64_t Length;
+ uint32_t AuthenticationStatus;
+ bool ExtractedFv;
+ EFI_GUID FvName;
+ EFI_GUID FileName;
+} EFI_HOB_FIRMWARE_VOLUME3;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+ uint8_t SizeOfMemorySpace;
+ uint8_t SizeOfIoSpace;
+ uint8_t Reserved[6];
+} EFI_HOB_CPU;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+} EFI_HOB_MEMORY_POOL;
+
+typedef struct {
+ EFI_HOB_GENERIC_HEADER Header;
+
+ EFI_PHYSICAL_ADDRESS BaseAddress;
+ uint64_t Length;
+} EFI_HOB_UEFI_CAPSULE;
+
+#define EFI_HOB_OWNER_ZERO \
+ ((EFI_GUID){ 0x00000000, 0x0000, 0x0000, \
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } })
+
+#endif