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1 /* Copyright (c) 2010-2011 The Chromium OS Authors. All rights reserved. | 1 /* Copyright (c) 2011 The Chromium OS Authors. All rights reserved. |
2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
3 * found in the LICENSE file. | 3 * found in the LICENSE file. |
4 * | 4 * |
5 * High-level firmware API for loading and verifying kernel. | 5 * High-level firmware API for loading and verifying kernel. |
6 * (Firmware Portion) | 6 * (Firmware Portion) |
7 */ | 7 */ |
8 | 8 |
9 #ifndef VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ | 9 #ifndef VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ |
10 #define VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ | 10 #define VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ |
11 | 11 |
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27 #define BOOT_FLAG_DEVELOPER UINT64_C(0x01) | 27 #define BOOT_FLAG_DEVELOPER UINT64_C(0x01) |
28 /* In recovery mode */ | 28 /* In recovery mode */ |
29 #define BOOT_FLAG_RECOVERY UINT64_C(0x02) | 29 #define BOOT_FLAG_RECOVERY UINT64_C(0x02) |
30 /* Skip check of kernel buffer address */ | 30 /* Skip check of kernel buffer address */ |
31 #define BOOT_FLAG_SKIP_ADDR_CHECK UINT64_C(0x04) | 31 #define BOOT_FLAG_SKIP_ADDR_CHECK UINT64_C(0x04) |
32 /* Active main firmware is developer-type, not normal-type or recovery-type. */ | 32 /* Active main firmware is developer-type, not normal-type or recovery-type. */ |
33 #define BOOT_FLAG_DEV_FIRMWARE UINT64_C(0x08) | 33 #define BOOT_FLAG_DEV_FIRMWARE UINT64_C(0x08) |
34 | 34 |
35 typedef struct LoadKernelParams { | 35 typedef struct LoadKernelParams { |
36 /* Inputs to LoadKernel() */ | 36 /* Inputs to LoadKernel() */ |
37 void* header_sign_key_blob; /* Key blob used to sign the kernel header */ | 37 void* shared_data_blob; /* Buffer for data shared between |
| 38 * LoadFirmware() and LoadKernel(). Pass the |
| 39 * same buffer which was passed to |
| 40 * LoadFirmware(). */ |
| 41 uint64_t shared_data_size; /* Size of shared data blob buffer, in bytes. |
| 42 * On output, this will contain the actual |
| 43 * data size placed into the buffer. */ |
| 44 void* gbb_data; /* Pointer to GBB data */ |
| 45 uint64_t gbb_size; /* Size of GBB data in bytes */ |
38 uint64_t bytes_per_lba; /* Bytes per lba sector on current device */ | 46 uint64_t bytes_per_lba; /* Bytes per lba sector on current device */ |
39 uint64_t ending_lba; /* Last addressable lba sector on current | 47 uint64_t ending_lba; /* Last addressable lba sector on current |
40 * device */ | 48 * device */ |
41 void* kernel_buffer; /* Destination buffer for kernel | 49 void* kernel_buffer; /* Destination buffer for kernel |
42 * (normally at 0x100000) */ | 50 * (normally at 0x100000) */ |
43 uint64_t kernel_buffer_size; /* Size of kernel buffer in bytes */ | 51 uint64_t kernel_buffer_size; /* Size of kernel buffer in bytes */ |
44 uint64_t boot_flags; /* Boot flags */ | 52 uint64_t boot_flags; /* Boot flags */ |
45 VbNvContext* nv_context; /* Context for NV storage. nv_context->raw | 53 VbNvContext* nv_context; /* Context for NV storage. nv_context->raw |
46 * must be filled before calling | 54 * must be filled before calling |
47 * LoadKernel(). On output, check | 55 * LoadKernel(). On output, check |
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72 * LoadKernel() in | 80 * LoadKernel() in |
73 * LoadKernelParams.partition_number */ | 81 * LoadKernelParams.partition_number */ |
74 uint64_t original_address; /* Absolute bootloader start adddress, | 82 uint64_t original_address; /* Absolute bootloader start adddress, |
75 * as returned from LoadKernel() in | 83 * as returned from LoadKernel() in |
76 * LoadKernelParams.bootloader_start */ | 84 * LoadKernelParams.bootloader_start */ |
77 uint8_t partition_guid[16]; /* UniquePartitionGuid for boot partition */ | 85 uint8_t partition_guid[16]; /* UniquePartitionGuid for boot partition */ |
78 } KernelBootloaderOptions; | 86 } KernelBootloaderOptions; |
79 | 87 |
80 | 88 |
81 #endif /* VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ */ | 89 #endif /* VBOOT_REFERENCE_LOAD_KERNEL_FW_H_ */ |
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