StarPU Internal Handbook

driver_mic_source.h
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1/* StarPU --- Runtime system for heterogeneous multicore architectures.
2 *
3 * Copyright (C) 2012-2021 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
4 * Copyright (C) 2013 Thibaut Lambert
5 *
6 * StarPU is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as published by
8 * the Free Software Foundation; either version 2.1 of the License, or (at
9 * your option) any later version.
10 *
11 * StarPU is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14 *
15 * See the GNU Lesser General Public License in COPYING.LGPL for more details.
16 */
17
18#ifndef __DRIVER_MIC_SOURCE_H__
19#define __DRIVER_MIC_SOURCE_H__
20
23#include <starpu_mic.h>
24#include <common/config.h>
25
26#ifdef STARPU_USE_MIC
27
28#include <source/COIProcess_source.h>
29#include <source/COIEngine_source.h>
30#include <core/workers.h>
31
32#include <drivers/mp_common/mp_common.h>
33#include <datawizard/node_ops.h>
34
35 extern struct _starpu_node_ops _starpu_driver_mic_node_ops;
36
39 extern struct _starpu_mp_node *_starpu_mic_nodes[STARPU_MAXMICDEVS];
40
41 struct _starpu_mic_async_event *event;
42
43#define STARPU_MIC_REQUEST_COMPLETE 42
44
45#define STARPU_MIC_SRC_REPORT_COI_ERROR(status) \
46 _starpu_mic_src_report_coi_error(__starpu_func__, __FILE__, __LINE__, status)
47
48#define STARPU_MIC_SRC_REPORT_SCIF_ERROR(status) \
49 _starpu_mic_src_report_scif_error(__starpu_func__, __FILE__, __LINE__, status)
50
51 struct _starpu_mp_node *_starpu_mic_src_get_actual_thread_mp_node();
52 struct _starpu_mp_node *_starpu_mic_src_get_mp_node_from_memory_node(int memory_node);
53
54void(* _starpu_mic_src_get_kernel_from_job(const struct _starpu_mp_node *node STARPU_ATTRIBUTE_UNUSED, struct _starpu_job *j))(void);
55 int _starpu_mic_src_register_kernel(starpu_mic_func_symbol_t *symbol, const char *func_name);
56starpu_mic_kernel_t _starpu_mic_src_get_kernel(starpu_mic_func_symbol_t symbol);
57
58 void _starpu_mic_src_report_coi_error(const char *func, const char *file, int line, const COIRESULT status);
59 void _starpu_mic_src_report_scif_error(const char *func, const char *file, int line, const int status);
60
61 unsigned _starpu_mic_src_get_device_count(void);
62starpu_mic_kernel_t _starpu_mic_src_get_kernel_from_codelet(struct starpu_codelet *cl, unsigned nimpl);
63
64 void _starpu_mic_src_init(struct _starpu_mp_node *node);
65 void _starpu_mic_clear_kernels(void);
66 void _starpu_mic_src_deinit(struct _starpu_mp_node *node);
67
68 size_t _starpu_mic_get_global_mem_size(int devid);
69 size_t _starpu_mic_get_free_mem_size(int devid);
70
71 int _starpu_mic_allocate_memory(void **addr, size_t size, unsigned memory_node);
72 void _starpu_mic_free_memory(void *addr, size_t size, unsigned memory_node);
73
74 int _starpu_mic_copy_ram_to_mic(void *src, unsigned src_node STARPU_ATTRIBUTE_UNUSED, void *dst, unsigned dst_node, size_t size);
75 int _starpu_mic_copy_mic_to_ram(void *src, unsigned src_node, void *dst, unsigned dst_node STARPU_ATTRIBUTE_UNUSED, size_t size);
76 int _starpu_mic_copy_ram_to_mic_async(void *src, unsigned src_node STARPU_ATTRIBUTE_UNUSED, void *dst, unsigned dst_node, size_t size);
77 int _starpu_mic_copy_mic_to_ram_async(void *src, unsigned src_node, void *dst, unsigned dst_node STARPU_ATTRIBUTE_UNUSED, size_t size);
78
79 int _starpu_mic_init_event(struct _starpu_mic_async_event *event, unsigned memory_node);
80
81 void *_starpu_mic_src_worker(void *arg);
82
83#endif /* STARPU_USE_MIC */
84
85 unsigned _starpu_mic_test_request_completion(struct _starpu_async_channel *async_channel);
86 void _starpu_mic_wait_request_completion(struct _starpu_async_channel *async_channel);
87
88 int _starpu_mic_copy_data_from_mic_to_cpu(starpu_data_handle_t handle, void *src_interface, unsigned src_node, void *dst_interface, unsigned dst_node, struct _starpu_data_request *req);
89 int _starpu_mic_copy_data_from_cpu_to_mic(starpu_data_handle_t handle, void *src_interface, unsigned src_node, void *dst_interface, unsigned dst_node, struct _starpu_data_request *req);
90
91 int _starpu_mic_copy_interface_from_mic_to_cpu(uintptr_t src, size_t src_offset, unsigned src_node, uintptr_t dst, size_t dst_offset, unsigned dst_node, size_t size, struct _starpu_async_channel *async_channel);
92 int _starpu_mic_copy_interface_from_cpu_to_mic(uintptr_t src, size_t src_offset, unsigned src_node, uintptr_t dst, size_t dst_offset, unsigned dst_node, size_t size, struct _starpu_async_channel *async_channel);
93
94 int _starpu_mic_is_direct_access_supported(unsigned node, unsigned handling_node);
95uintptr_t _starpu_mic_malloc_on_node(unsigned dst_node, size_t size, int flags);
96 void _starpu_mic_free_on_node(unsigned dst_node, uintptr_t addr, size_t size, int flags);
97
98#endif /* __DRIVER_MIC_SOURCE_H__ */
_starpu_async_channel
Definition: copy_driver.h:127
_starpu_mic_async_event
Definition: copy_driver.h:66
_starpu_mic_nodes
struct _starpu_mp_node * _starpu_mic_nodes[STARPU_MAXMICDEVS]
mp_common.h
node_ops.h
_starpu_job
Definition: jobs.h:79
_starpu_node_ops
Definition: node_ops.h:48