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/* $OpenBSD: efi.h,v 1.3 2018/06/24 10:38:44 kettenis Exp $ */
/* Public Domain */
#ifndef _MACHINE_EFI_H_
#define _MACHINE_EFI_H_
typedef uint8_t UINT8;
typedef int16_t INT16;
typedef uint16_t UINT16;
typedef uint32_t UINT32;
typedef uint64_t UINT64;
typedef u_long UINTN;
typedef uint16_t CHAR16;
typedef void VOID;
typedef uint64_t EFI_PHYSICAL_ADDRESS;
typedef uint64_t EFI_VIRTUAL_ADDRESS;
typedef UINTN EFI_STATUS;
typedef VOID *EFI_HANDLE;
typedef VOID *EFI_SIMPLE_TEXT_INPUT_PROTOCOL;
typedef VOID *EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL;
typedef VOID *EFI_BOOT_SERVICES;
typedef struct {
UINT32 Data1;
UINT16 Data2;
UINT16 Data3;
UINT8 Data4[8];
} EFI_GUID;
#define EFI_ACPI_20_TABLE_GUID \
{ 0x8868e871, 0xe4f1, 0x11d3, \
{ 0xbc, 0x22, 0x00, 0x80, 0xc7, 0x3c, 0x88, 0x81} }
typedef enum {
EfiReservedMemoryType,
EfiLoaderCode,
EfiLoaderData,
EfiBootServicesCode,
EfiBootServicesData,
EfiRuntimeServicesCode,
EfiRuntimeServicesData,
EfiConventionalMemory,
EfiUnusableMemory,
EfiACPIReclaimMemory,
EfiACPIMemoryNVS,
EfiMemoryMappedIO,
EfiMemoryMappedIOPortSpace,
EfiPalCode,
EfiPersistentMemory,
EfiMaxMemoryType
} EFI_MEMORY_TYPE;
#define EFI_MEMORY_UC 0x0000000000000001
#define EFI_MEMORY_WC 0x0000000000000002
#define EFI_MEMORY_WT 0x0000000000000004
#define EFI_MEMORY_WB 0x0000000000000008
#define EFI_MEMORY_UCE 0x0000000000000010
#define EFI_MEMORY_WP 0x0000000000001000
#define EFI_MEMORY_RP 0x0000000000002000
#define EFI_MEMORY_XP 0x0000000000004000
#define EFI_MEMORY_NV 0x0000000000008000
#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000
#define EFI_MEMORY_RO 0x0000000000020000
#define EFI_MEMORY_RUNTIME 0x8000000000000000
#define EFI_MEMORY_DESCRIPTOR_VERSION 1
typedef struct {
UINT32 Type;
UINT32 Pad;
EFI_PHYSICAL_ADDRESS PhysicalStart;
EFI_VIRTUAL_ADDRESS VirtualStart;
UINT64 NumberOfPages;
UINT64 Attribute;
} EFI_MEMORY_DESCRIPTOR;
#define NextMemoryDescriptor(Ptr, Size) \
((EFI_MEMORY_DESCRIPTOR *)(((UINT8 *)Ptr) + Size))
typedef struct {
UINT64 Signature;
UINT32 Revision;
UINT32 HeaderSize;
UINT32 CRC32;
UINT32 Reserved;
} EFI_TABLE_HEADER;
typedef struct {
UINT16 Year;
UINT8 Month;
UINT8 Day;
UINT8 Hour;
UINT8 Minute;
UINT8 Second;
UINT8 Pad1;
UINT32 Nanosecond;
INT16 TimeZone;
UINT8 Daylight;
UINT8 Pad2;
} EFI_TIME;
typedef VOID *EFI_TIME_CAPABILITIES;
typedef EFI_STATUS (*EFI_GET_TIME)(EFI_TIME *, EFI_TIME_CAPABILITIES *);
typedef EFI_STATUS (*EFI_SET_TIME)(EFI_TIME *);
typedef EFI_STATUS (*EFI_SET_VIRTUAL_ADDRESS_MAP)(UINTN, UINTN, UINT32, EFI_MEMORY_DESCRIPTOR *);
typedef struct {
EFI_TABLE_HEADER Hdr;
EFI_GET_TIME GetTime;
EFI_SET_TIME SetTime;
VOID *GetWakeupTime;
VOID *SetWakeupTime;
EFI_SET_VIRTUAL_ADDRESS_MAP SetVirtualAddressMap;
} EFI_RUNTIME_SERVICES;
typedef struct {
EFI_GUID VendorGuid;
VOID *VendorTable;
} EFI_CONFIGURATION_TABLE;
typedef struct {
EFI_TABLE_HEADER Hdr;
CHAR16 *FirmwareVendor;
UINT32 FirmwareRevision;
EFI_HANDLE ConsoleInHandle;
EFI_SIMPLE_TEXT_INPUT_PROTOCOL *ConIn;
EFI_HANDLE ConsoleOutHandle;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *ConOut;
EFI_HANDLE StandardErrorHandle;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *StdErr;
EFI_RUNTIME_SERVICES *RuntimeServices;
EFI_BOOT_SERVICES *BootServices;
UINTN NumberOfTableEntries;
EFI_CONFIGURATION_TABLE *ConfigurationTable;
} EFI_SYSTEM_TABLE;
#define EFI_SUCCESS 0
#define efi_guidcmp(_a, _b) memcmp((_a), (_b), sizeof(EFI_GUID))
#endif /* _DEV_ACPI_EFI_H_ */
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