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/*
* Copyright © 2014 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 (including
* the next paragraph) 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 AUTHORS OR COPYRIGHT
* HOLDERS 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 FMM_H_
#define FMM_H_
#include "hsakmttypes.h"
#include <stddef.h>
typedef enum {
FMM_FIRST_APERTURE_TYPE = 0,
FMM_GPUVM = FMM_FIRST_APERTURE_TYPE,
FMM_LDS,
FMM_SCRATCH,
FMM_LAST_APERTURE_TYPE
} aperture_type_e;
typedef struct {
aperture_type_e app_type;
uint64_t size;
void* start_address;
} aperture_properties_t;
HSAKMT_STATUS fmm_init_process_apertures(void);
/*
* Memory interface
*/
void* fmm_allocate_scratch(uint32_t gpu_id, uint64_t MemorySizeInBytes);
void* fmm_allocate_device(uint32_t gpu_id, uint64_t MemorySizeInBytes);
void fmm_print(uint32_t node);
bool fmm_is_inside_some_aperture(void* address);
int fmm_release(void* address, HSAuint64 MemorySizeInBytes);
/* Topology interface*/
HSAKMT_STATUS fmm_node_added(HSAuint32 gpu_id);
HSAKMT_STATUS fmm_node_removed(HSAuint32 gpu_id);
HSAuint64 fmm_get_aperture_base(aperture_type_e aperture_type, HSAuint32 gpu_id);
#endif /* FMM_H_ */
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