| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | |
| 3 | #ifndef __ASM_IMAGE_H |
| 4 | #define __ASM_IMAGE_H |
| 5 | |
| 6 | #define ARM64_IMAGE_MAGIC "ARM\x64" |
| 7 | |
| 8 | #define ARM64_IMAGE_FLAG_BE_SHIFT 0 |
| 9 | #define ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT (ARM64_IMAGE_FLAG_BE_SHIFT + 1) |
| 10 | #define ARM64_IMAGE_FLAG_PHYS_BASE_SHIFT \ |
| 11 | (ARM64_IMAGE_FLAG_PAGE_SIZE_SHIFT + 2) |
| 12 | #define ARM64_IMAGE_FLAG_BE_MASK 0x1 |
| 13 | #define ARM64_IMAGE_FLAG_PAGE_SIZE_MASK 0x3 |
| 14 | #define ARM64_IMAGE_FLAG_PHYS_BASE_MASK 0x1 |
| 15 | |
| 16 | #define ARM64_IMAGE_FLAG_LE 0 |
| 17 | #define ARM64_IMAGE_FLAG_BE 1 |
| 18 | #define ARM64_IMAGE_FLAG_PAGE_SIZE_4K 1 |
| 19 | #define ARM64_IMAGE_FLAG_PAGE_SIZE_16K 2 |
| 20 | #define ARM64_IMAGE_FLAG_PAGE_SIZE_64K 3 |
| 21 | #define ARM64_IMAGE_FLAG_PHYS_BASE 1 |
| 22 | |
| 23 | #ifndef __ASSEMBLY__ |
| 24 | |
| 25 | #define arm64_image_flag_field(flags, field) \ |
| 26 | (((flags) >> field##_SHIFT) & field##_MASK) |
| 27 | |
| 28 | /* |
| 29 | * struct arm64_image_header - arm64 kernel image header |
| 30 | * See Documentation/arm64/booting.rst for details |
| 31 | * |
| 32 | * @code0: Executable code, or |
| 33 | * @mz_header alternatively used for part of MZ header |
| 34 | * @code1: Executable code |
| 35 | * @text_offset: Image load offset |
| 36 | * @image_size: Effective Image size |
| 37 | * @flags: kernel flags |
| 38 | * @reserved: reserved |
| 39 | * @magic: Magic number |
| 40 | * @reserved5: reserved, or |
| 41 | * @pe_header: alternatively used for PE COFF offset |
| 42 | */ |
| 43 | |
| 44 | struct arm64_image_header { |
| 45 | __le32 code0; |
| 46 | __le32 code1; |
| 47 | __le64 text_offset; |
| 48 | __le64 image_size; |
| 49 | __le64 flags; |
| 50 | __le64 res2; |
| 51 | __le64 res3; |
| 52 | __le64 res4; |
| 53 | __le32 magic; |
| 54 | __le32 res5; |
| 55 | }; |
| 56 | |
| 57 | #endif /* __ASSEMBLY__ */ |
| 58 | |
| 59 | #endif /* __ASM_IMAGE_H */ |