c8172625 |
1 | /* |
2 | * Copyright 2015 Advanced Micro Devices, Inc. |
3 | * |
4 | * Permission is hereby granted, free of charge, to any person obtaining a |
5 | * copy of this software and associated documentation files (the "Software"), |
6 | * to deal in the Software without restriction, including without limitation |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
8 | * and/or sell copies of the Software, and to permit persons to whom the |
9 | * Software is furnished to do so, subject to the following conditions: |
10 | * |
11 | * The above copyright notice and this permission notice shall be included in |
12 | * all copies or substantial portions of the Software. |
13 | * |
14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
20 | * OTHER DEALINGS IN THE SOFTWARE. |
21 | * |
22 | */ |
23 | |
24 | #ifndef _ELLESMERE_SMUMANAGER_H |
25 | #define _ELLESMERE_SMUMANAGER_H |
26 | |
27 | #include <ellesmere_ppsmc.h> |
28 | #include <pp_endian.h> |
29 | |
30 | struct ellesmere_avfs { |
31 | enum AVFS_BTC_STATUS avfs_btc_status; |
32 | uint32_t avfs_btc_param; |
33 | }; |
34 | |
35 | struct ellesmere_buffer_entry { |
36 | uint32_t data_size; |
37 | uint32_t mc_addr_low; |
38 | uint32_t mc_addr_high; |
39 | void *kaddr; |
40 | unsigned long handle; |
41 | }; |
42 | |
43 | struct ellesmere_smumgr { |
44 | uint8_t *header; |
45 | uint8_t *mec_image; |
46 | struct ellesmere_buffer_entry smu_buffer; |
47 | struct ellesmere_buffer_entry header_buffer; |
48 | uint32_t soft_regs_start; |
49 | uint8_t *read_rrm_straps; |
50 | uint32_t read_drm_straps_mc_address_high; |
51 | uint32_t read_drm_straps_mc_address_low; |
52 | uint32_t acpi_optimization; |
53 | bool post_initial_boot; |
e85c7d66 |
54 | uint8_t protected_mode; |
55 | uint8_t security_hard_key; |
c8172625 |
56 | struct ellesmere_avfs avfs; |
57 | }; |
58 | |
59 | |
60 | int ellesmere_smum_init(struct pp_smumgr *smumgr); |
61 | |
62 | int ellesmere_read_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t *value, uint32_t limit); |
63 | int ellesmere_write_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t value, uint32_t limit); |
64 | int ellesmere_copy_bytes_to_smc(struct pp_smumgr *smumgr, uint32_t smc_start_address, |
65 | const uint8_t *src, uint32_t byte_count, uint32_t limit); |
66 | |
67 | #endif |
68 | |