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/*
* Copyright 2015 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.
*
*/
#ifndef _POLARIS10_SMUMANAGER_H
#define _POLARIS10_SMUMANAGER_H
#include <polaris10_ppsmc.h>
#include <pp_endian.h>
struct polaris10_avfs {
enum AVFS_BTC_STATUS avfs_btc_status;
uint32_t avfs_btc_param;
};
struct polaris10_buffer_entry {
uint32_t data_size;
uint32_t mc_addr_low;
uint32_t mc_addr_high;
void *kaddr;
unsigned long handle;
};
struct polaris10_smumgr {
uint8_t *header;
uint8_t *mec_image;
struct polaris10_buffer_entry smu_buffer;
struct polaris10_buffer_entry header_buffer;
uint32_t soft_regs_start;
uint8_t *read_rrm_straps;
uint32_t read_drm_straps_mc_address_high;
uint32_t read_drm_straps_mc_address_low;
uint32_t acpi_optimization;
bool post_initial_boot;
uint8_t protected_mode;
uint8_t security_hard_key;
struct polaris10_avfs avfs;
};
int polaris10_smum_init(struct pp_smumgr *smumgr);
int polaris10_read_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t *value, uint32_t limit);
int polaris10_write_smc_sram_dword(struct pp_smumgr *smumgr, uint32_t smc_addr, uint32_t value, uint32_t limit);
int polaris10_copy_bytes_to_smc(struct pp_smumgr *smumgr, uint32_t smc_start_address,
const uint8_t *src, uint32_t byte_count, uint32_t limit);
#endif
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