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72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
/*
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* Copyright 2016 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include <drm/drm_print.h>
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#include "atomfirmware.h"
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#include "amdgpu_atomfirmware.h"
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#include "atom.h"
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#include "atombios.h"
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#include "soc15_hw_ip.h"
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#include "common.h"
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bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amd_fake_dev *adev)
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{
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int index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
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firmwareinfo);
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uint16_t data_offset;
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if (amdgpu_atom_parse_data_header(adev->atom_context, index, NULL,
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NULL, NULL, &data_offset))
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{
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struct atom_firmware_info_v3_1 *firmware_info =
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(struct atom_firmware_info_v3_1 *)(adev->atom_context->bios +
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data_offset);
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if (le32_to_cpu(firmware_info->firmware_capability) &
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ATOM_FIRMWARE_CAP_GPU_VIRTUALIZATION)
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return true;
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}
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return false;
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}
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void amdgpu_atomfirmware_scratch_regs_init(struct amd_fake_dev *adev)
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{
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int index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
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firmwareinfo);
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uint16_t data_offset;
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if (amdgpu_atom_parse_data_header(adev->atom_context, index, NULL,
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NULL, NULL, &data_offset))
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{
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struct atom_firmware_info_v3_1 *firmware_info =
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(struct atom_firmware_info_v3_1 *)(adev->atom_context->bios +
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data_offset);
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adev->bios_scratch_reg_offset =
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le32_to_cpu(firmware_info->bios_scratch_reg_startaddr);
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DRM_INFO(
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"atomfirmware: bios_scratch_reg_offset initialized to %x\n",
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adev->bios_scratch_reg_offset);
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}
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}
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