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/*
* Copyright 2016 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.
*
* Author: Huang Rui <ray.huang@amd.com>
*
*/
#ifndef _ICELAND_SMUMGR_H_
#define _ICELAND_SMUMGR_H_
struct iceland_buffer_entry {
uint32_t data_size;
uint32_t mc_addr_low;
uint32_t mc_addr_high;
void *kaddr;
unsigned long handle;
};
/* Iceland only has header_buffer, don't have smu buffer. */
struct iceland_smumgr {
uint8_t *pHeader;
uint8_t *pMecImage;
uint32_t ulSoftRegsStart;
struct iceland_buffer_entry header_buffer;
};
extern int iceland_smum_init(struct pp_smumgr *smumgr);
extern int iceland_copy_bytes_to_smc(struct pp_smumgr *smumgr,
uint32_t smcStartAddress,
const uint8_t *src,
uint32_t byteCount, uint32_t limit);
extern int iceland_smu_start_smc(struct pp_smumgr *smumgr);
extern int iceland_read_smc_sram_dword(struct pp_smumgr *smumgr,
uint32_t smcAddress,
uint32_t *value, uint32_t limit);
extern int iceland_write_smc_sram_dword(struct pp_smumgr *smumgr,
uint32_t smcAddress,
uint32_t value, uint32_t limit);
extern bool iceland_is_smc_ram_running(struct pp_smumgr *smumgr);
extern int iceland_smu_upload_firmware_image(struct pp_smumgr *smumgr);
#endif
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