68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/*
|
|
* Copyright (C) 2020-2022 Intel Corporation.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef EFI_H
|
|
#define EFI_H
|
|
|
|
/* EFI Memory Attribute values: */
|
|
#define EFI_MEMORY_UC 0x0000000000000001UL /* uncached */
|
|
#define EFI_MEMORY_WC 0x0000000000000002UL /* write-coalescing */
|
|
#define EFI_MEMORY_WT 0x0000000000000004UL /* write-through */
|
|
#define EFI_MEMORY_WB 0x0000000000000008UL /* write-back */
|
|
/*
|
|
#define EFI_MEMORY_UCE 0x0000000000000010UL
|
|
#define EFI_MEMORY_WP 0x0000000000001000UL
|
|
#define EFI_MEMORY_RP 0x0000000000002000UL
|
|
#define EFI_MEMORY_XP 0x0000000000004000UL
|
|
#define EFI_MEMORY_NV 0x0000000000008000UL
|
|
#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000UL
|
|
#define EFI_MEMORY_RO 0x0000000000020000UL
|
|
#define EFI_MEMORY_SP 0x0000000000040000UL
|
|
#define EFI_MEMORY_CPU_CRYPTO 0x0000000000080000UL
|
|
#define EFI_MEMORY_RUNTIME 0x8000000000000000UL
|
|
*/
|
|
|
|
enum efi_memory_type {
|
|
EFI_RESERVED_MEMORYTYPE,
|
|
EFI_LOADER_CODE,
|
|
EFI_LOADER_DATA,
|
|
EFI_BOOT_SERVICES_CODE,
|
|
EFI_BOOT_SERVICES_DATA,
|
|
EFI_RUNTIME_SERVICES_CODE,
|
|
EFI_RUNTIME_SERVICES_DATA,
|
|
EFI_CONVENTIONAL_MEMORY,
|
|
EFI_UNUSABLE_MEMORY,
|
|
EFI_ACPI_RECLAIM_MEMORY,
|
|
EFI_ACPI_MEMORY_NVS,
|
|
EFI_MEMORYMAPPED_IO,
|
|
EFI_MEMORYMAPPED_IOPORTSPACE,
|
|
EFI_PALCODE,
|
|
EFI_PERSISTENT_MEMORY,
|
|
EFI_MAX_MEMORYTYPE
|
|
};
|
|
|
|
struct efi_memory_desc {
|
|
uint32_t type;
|
|
uint32_t pad;
|
|
uint64_t phys_addr;
|
|
uint64_t virt_addr;
|
|
uint64_t num_pages;
|
|
uint64_t attribute;
|
|
};
|
|
|
|
struct efi_info {
|
|
uint32_t loader_signature; /* 0x1c0 */
|
|
uint32_t systab; /* 0x1c4 */
|
|
uint32_t memdesc_size; /* 0x1c8 */
|
|
uint32_t memdesc_version; /* 0x1cc */
|
|
uint32_t memmap; /* 0x1d0 */
|
|
uint32_t memmap_size; /* 0x1d4 */
|
|
uint32_t systab_hi; /* 0x1d8 */
|
|
uint32_t memmap_hi; /* 0x1dc */
|
|
} __packed;
|
|
|
|
#endif
|