Ben Goz
e2fb4bc312
Change-Id: I507ba5c6029ca5e7088c25930d46f5221679ace4 Signed-off-by: Ben Goz <ben.goz@amd.com>
79 baris
2.9 KiB
C
79 baris
2.9 KiB
C
/*
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* Copyright © 2014 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* 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 (including
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* the next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef FMM_H_
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#define FMM_H_
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#include "hsakmttypes.h"
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#include <stddef.h>
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typedef enum {
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FMM_FIRST_APERTURE_TYPE = 0,
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FMM_GPUVM = FMM_FIRST_APERTURE_TYPE,
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FMM_LDS,
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FMM_SCRATCH,
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FMM_LAST_APERTURE_TYPE
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} aperture_type_e;
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typedef struct {
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aperture_type_e app_type;
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uint64_t size;
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void* start_address;
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} aperture_properties_t;
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HSAKMT_STATUS fmm_init_process_apertures(unsigned int NumNodes);
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void fmm_destroy_process_apertures(void);
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/*
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* Memory interface
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*/
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void* fmm_allocate_scratch(uint32_t gpu_id, uint64_t MemorySizeInBytes);
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void* fmm_allocate_device(uint32_t gpu_id, uint64_t MemorySizeInBytes, HsaMemFlags flags);
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void* fmm_allocate_host(uint64_t MemorySizeInBytes, HsaMemFlags flags);
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void* fmm_open_graphic_handle(uint32_t gpu_id,
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int32_t graphic_device_handle,
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uint32_t graphic_handle,
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uint64_t MemorySizeInBytes);
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void fmm_print(uint32_t node);
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bool fmm_is_inside_some_aperture(void* address);
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void fmm_release(void* address);
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int fmm_map_to_gpu(void *address, uint64_t size, uint64_t *gpuvm_address);
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int fmm_unmap_from_gpu(void *address);
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bool fmm_get_handle(void *address, uint64_t *handle);
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/* Topology interface*/
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HSAKMT_STATUS fmm_node_added(HSAuint32 gpu_id);
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HSAKMT_STATUS fmm_node_removed(HSAuint32 gpu_id);
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HSAKMT_STATUS fmm_get_aperture_base_and_limit(aperture_type_e aperture_type, HSAuint32 gpu_id,
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HSAuint64 *aperture_base, HSAuint64 *aperture_limit);
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HSAKMT_STATUS fmm_register_memory(void *address, uint64_t size_in_bytes,
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uint32_t *gpu_id_array,
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uint32_t gpu_id_array_size);
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HSAKMT_STATUS fmm_deregister_memory(void *address);
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HSAKMT_STATUS fmm_map_to_gpu_nodes(void *address, uint64_t size,
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uint32_t *nodes_to_map, uint32_t nodes_to_map_size, uint64_t *gpuvm_address);
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#endif /* FMM_H_ */
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