| /* |
| * Copyright 2019 Advanced Micro Devices, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: AMD |
| * |
| */ |
| #ifndef _DMUB_META_H_ |
| #define _DMUB_META_H_ |
| |
| #include "dmub_types.h" |
| |
| #pragma pack(push, 1) |
| |
| /* Magic value for identifying dmub_fw_meta_info */ |
| #define DMUB_FW_META_MAGIC 0x444D5542 |
| |
| /* Offset from the end of the file to the dmub_fw_meta_info */ |
| #define DMUB_FW_META_OFFSET 0x24 |
| |
| /** |
| * struct dmub_fw_meta_info - metadata associated with fw binary |
| * |
| * NOTE: This should be considered a stable API. Fields should |
| * not be repurposed or reordered. New fields should be |
| * added instead to extend the structure. |
| * |
| * @magic_value: magic value identifying DMUB firmware meta info |
| * @fw_region_size: size of the firmware state region |
| * @trace_buffer_size: size of the tracebuffer region |
| */ |
| struct dmub_fw_meta_info { |
| uint32_t magic_value; |
| uint32_t fw_region_size; |
| uint32_t trace_buffer_size; |
| }; |
| |
| /* Ensure that the structure remains 64 bytes. */ |
| union dmub_fw_meta { |
| struct dmub_fw_meta_info info; |
| uint8_t reserved[64]; |
| }; |
| |
| #pragma pack(pop) |
| |
| #endif /* _DMUB_META_H_ */ |
