Files
rocm-systems/src/fmm.h
T
Oak Zeng 804aa90a22 Add MMIO_REMAP heap type
Add a MMIO_REMAP heap type and expose mmio virtual address
through HsaKmtGetNodeMemoryProperties



Change-Id: I1e585e6dfbec8fa7c85f1dda7b89b763a8e2c439
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
2019-04-30 15:40:50 -05:00

93 rader
3.6 KiB
C

/*
* 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_SVM,
FMM_MMIO,
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(unsigned int NumNodes);
void fmm_destroy_process_apertures(void);
/* Memory interface */
void *fmm_allocate_scratch(uint32_t gpu_id, void *address, uint64_t MemorySizeInBytes);
void *fmm_allocate_device(uint32_t gpu_id, void *address, uint64_t MemorySizeInBytes, HsaMemFlags flags);
void *fmm_allocate_doorbell(uint32_t gpu_id, uint64_t MemorySizeInBytes, uint64_t doorbell_offset);
void *fmm_allocate_host(uint32_t node_id, void *address, uint64_t MemorySizeInBytes,
HsaMemFlags flags);
void fmm_print(uint32_t node);
HSAKMT_STATUS fmm_release(void *address);
int fmm_map_to_gpu(void *address, uint64_t size, uint64_t *gpuvm_address);
int fmm_unmap_from_gpu(void *address);
bool fmm_get_handle(void *address, uint64_t *handle);
HSAKMT_STATUS fmm_get_mem_info(const void *address, HsaPointerInfo *info);
HSAKMT_STATUS fmm_set_mem_user_data(const void *mem, void *usr_data);
/* Topology interface*/
HSAKMT_STATUS fmm_node_added(HSAuint32 gpu_id);
HSAKMT_STATUS fmm_node_removed(HSAuint32 gpu_id);
HSAKMT_STATUS fmm_get_aperture_base_and_limit(aperture_type_e aperture_type, HSAuint32 gpu_id,
HSAuint64 *aperture_base, HSAuint64 *aperture_limit);
HSAKMT_STATUS fmm_register_memory(void *address, uint64_t size_in_bytes,
uint32_t *gpu_id_array,
uint32_t gpu_id_array_size,
bool coarse_grain);
HSAKMT_STATUS fmm_register_graphics_handle(HSAuint64 GraphicsResourceHandle,
HsaGraphicsResourceInfo *GraphicsResourceInfo,
uint32_t *gpu_id_array,
uint32_t gpu_id_array_size);
HSAKMT_STATUS fmm_deregister_memory(void *address);
HSAKMT_STATUS fmm_share_memory(void *MemoryAddress,
HSAuint64 SizeInBytes,
HsaSharedMemoryHandle *SharedMemoryHandle);
HSAKMT_STATUS fmm_register_shared_memory(const HsaSharedMemoryHandle *SharedMemoryHandle,
HSAuint64 *SizeInBytes,
void **MemoryAddress,
uint32_t *gpu_id_array,
uint32_t gpu_id_array_size);
HSAKMT_STATUS fmm_map_to_gpu_nodes(void *address, uint64_t size,
uint32_t *nodes_to_map, uint64_t num_of_nodes, uint64_t *gpuvm_address);
int open_drm_render_device(int minor);
#endif /* FMM_H_ */