2 * Copyright 2015 Advanced Micro Devices, Inc.
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5 * copy of this software and associated documentation files (the "Software"),
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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24 #ifndef _POLARIS10_SMUMANAGER_H
25 #define _POLARIS10_SMUMANAGER_H
27 #include <polaris10_ppsmc.h>
28 #include <pp_endian.h>
30 struct polaris10_avfs {
31 enum AVFS_BTC_STATUS avfs_btc_status;
32 uint32_t avfs_btc_param;
35 struct polaris10_buffer_entry {
38 uint32_t mc_addr_high;
43 struct polaris10_smumgr {
46 struct polaris10_buffer_entry smu_buffer;
47 struct polaris10_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;
54 uint8_t protected_mode;
55 uint8_t security_hard_key;
56 struct polaris10_avfs avfs;
60 int polaris10_smum_init(struct pp_smumgr *smumgr);
62 int polaris10_read_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t *value, uint32_t limit);
63 int polaris10_write_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t value, uint32_t limit);
64 int polaris10_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);