forked from Dirbaio/gominer
-
Notifications
You must be signed in to change notification settings - Fork 77
/
device.go
347 lines (289 loc) · 10 KB
/
device.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
package cl
/*
#include "cl.h"
*/
import "C"
import "unsafe"
func CLGetDeviceIDs(platform CL_platform_id,
device_type CL_device_type,
num_entries CL_uint,
devices []CL_device_id,
num_devices *CL_uint) CL_int {
if (num_entries == 0 && devices != nil) || (num_devices == nil && devices == nil) {
return CL_INVALID_VALUE
} else {
var c_num_devices C.cl_uint
var c_errcode_ret C.cl_int
if devices == nil {
c_errcode_ret = C.clGetDeviceIDs(platform.cl_platform_id,
C.cl_device_type(device_type),
C.cl_uint(num_entries),
nil,
&c_num_devices)
} else {
devices_id := make([]C.cl_device_id, len(devices))
c_errcode_ret = C.clGetDeviceIDs(platform.cl_platform_id,
C.cl_device_type(device_type),
C.cl_uint(num_entries),
&devices_id[0],
&c_num_devices)
if c_errcode_ret == C.CL_SUCCESS {
for i := 0; i < len(devices); i++ {
devices[i].cl_device_id = devices_id[i]
}
}
}
if num_devices != nil {
*num_devices = CL_uint(c_num_devices)
}
return CL_int(c_errcode_ret)
}
}
func CLGetDeviceInfo(device CL_device_id,
param_name CL_device_info,
param_value_size CL_size_t,
param_value *interface{},
param_value_size_ret *CL_size_t) CL_int {
if (param_value_size == 0 || param_value == nil) && param_value_size_ret == nil {
return CL_INVALID_VALUE
} else {
var c_param_value_size_ret C.size_t
var c_errcode_ret C.cl_int
if param_value_size == 0 || param_value == nil {
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
nil,
&c_param_value_size_ret)
} else {
switch param_name {
case CL_DEVICE_AVAILABLE,
CL_DEVICE_COMPILER_AVAILABLE,
CL_DEVICE_ENDIAN_LITTLE,
CL_DEVICE_ERROR_CORRECTION_SUPPORT,
CL_DEVICE_HOST_UNIFIED_MEMORY,
CL_DEVICE_IMAGE_SUPPORT,
CL_DEVICE_LINKER_AVAILABLE,
CL_DEVICE_PREFERRED_INTEROP_USER_SYNC:
var value C.cl_bool
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = value == C.CL_TRUE
case CL_DEVICE_ADDRESS_BITS,
CL_DEVICE_MAX_CLOCK_FREQUENCY,
CL_DEVICE_MAX_COMPUTE_UNITS,
CL_DEVICE_MAX_CONSTANT_ARGS,
CL_DEVICE_MAX_READ_IMAGE_ARGS,
CL_DEVICE_MAX_SAMPLERS,
CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS,
CL_DEVICE_MAX_WRITE_IMAGE_ARGS,
CL_DEVICE_MEM_BASE_ADDR_ALIGN,
CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE,
CL_DEVICE_NATIVE_VECTOR_WIDTH_CHAR,
CL_DEVICE_NATIVE_VECTOR_WIDTH_SHORT,
CL_DEVICE_NATIVE_VECTOR_WIDTH_INT,
CL_DEVICE_NATIVE_VECTOR_WIDTH_LONG,
CL_DEVICE_NATIVE_VECTOR_WIDTH_FLOAT,
CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE,
CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE,
CL_DEVICE_PREFERRED_VECTOR_WIDTH_HALF,
CL_DEVICE_VENDOR_ID,
CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE,
CL_DEVICE_PARTITION_MAX_SUB_DEVICES,
CL_DEVICE_REFERENCE_COUNT,
CL_DEVICE_MAX_READ_WRITE_IMAGE_ARGS,
CL_DEVICE_QUEUE_ON_DEVICE_PREFERRED_SIZE,
CL_DEVICE_QUEUE_ON_DEVICE_MAX_SIZE,
CL_DEVICE_MAX_ON_DEVICE_QUEUES,
CL_DEVICE_MAX_ON_DEVICE_EVENTS,
CL_DEVICE_MAX_PIPE_ARGS,
CL_DEVICE_PIPE_MAX_ACTIVE_RESERVATIONS,
CL_DEVICE_PIPE_MAX_PACKET_SIZE,
CL_DEVICE_PREFERRED_PLATFORM_ATOMIC_ALIGNMENT,
CL_DEVICE_PREFERRED_GLOBAL_ATOMIC_ALIGNMENT,
CL_DEVICE_PREFERRED_LOCAL_ATOMIC_ALIGNMENT:
var value C.cl_uint
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_uint(value)
case CL_DEVICE_IMAGE2D_MAX_HEIGHT,
CL_DEVICE_IMAGE2D_MAX_WIDTH,
CL_DEVICE_IMAGE3D_MAX_DEPTH,
CL_DEVICE_IMAGE3D_MAX_HEIGHT,
CL_DEVICE_IMAGE3D_MAX_WIDTH,
CL_DEVICE_MAX_PARAMETER_SIZE,
CL_DEVICE_MAX_WORK_GROUP_SIZE,
CL_DEVICE_PROFILING_TIMER_RESOLUTION,
CL_DEVICE_IMAGE_MAX_BUFFER_SIZE,
CL_DEVICE_IMAGE_MAX_ARRAY_SIZE,
CL_DEVICE_PRINTF_BUFFER_SIZE,
CL_DEVICE_MAX_GLOBAL_VARIABLE_SIZE,
CL_DEVICE_GLOBAL_VARIABLE_PREFERRED_TOTAL_SIZE:
var value C.size_t
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_size_t(value)
case CL_DEVICE_GLOBAL_MEM_CACHE_SIZE,
CL_DEVICE_GLOBAL_MEM_SIZE,
CL_DEVICE_LOCAL_MEM_SIZE,
CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE,
CL_DEVICE_MAX_MEM_ALLOC_SIZE:
var value C.cl_ulong
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_ulong(value)
case CL_DEVICE_PLATFORM:
var value C.cl_platform_id
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_platform_id{value}
case CL_DEVICE_PARENT_DEVICE:
var value C.cl_device_id
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_id{value}
case CL_DEVICE_TYPE:
var value C.cl_device_type
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_type(value)
case CL_DEVICE_EXTENSIONS,
CL_DEVICE_NAME,
CL_DEVICE_OPENCL_C_VERSION,
CL_DEVICE_PROFILE,
CL_DEVICE_VENDOR,
CL_DEVICE_VERSION,
CL_DRIVER_VERSION,
CL_DEVICE_BUILT_IN_KERNELS:
value := make([]C.char, param_value_size)
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value[0]),
&c_param_value_size_ret)
*param_value = C.GoStringN(&value[0], C.int(c_param_value_size_ret-1))
case CL_DEVICE_SINGLE_FP_CONFIG,
CL_DEVICE_DOUBLE_FP_CONFIG:
var value C.cl_device_fp_config
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_fp_config(value)
case CL_DEVICE_GLOBAL_MEM_CACHE_TYPE:
var value C.cl_device_mem_cache_type
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_mem_cache_type(value)
case CL_DEVICE_LOCAL_MEM_TYPE:
var value C.cl_device_local_mem_type
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_local_mem_type(value)
case CL_DEVICE_EXECUTION_CAPABILITIES:
var value C.cl_device_exec_capabilities
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_exec_capabilities(value)
//case CL_DEVICE_QUEUE_PROPERTIES,//deprecated
case CL_DEVICE_QUEUE_ON_HOST_PROPERTIES,
CL_DEVICE_QUEUE_ON_DEVICE_PROPERTIES:
var value C.cl_command_queue_properties
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_command_queue_properties(value)
case CL_DEVICE_PARTITION_PROPERTIES,
CL_DEVICE_PARTITION_TYPE:
var param C.cl_device_partition_property
length := int(C.size_t(param_value_size) / C.size_t(unsafe.Sizeof(param)))
value1 := make([]C.cl_device_partition_property, length)
value2 := make([]CL_device_partition_property, length)
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value1[0]),
&c_param_value_size_ret)
for i := 0; i < length; i++ {
value2[i] = CL_device_partition_property(value1[i])
}
*param_value = value2
case CL_DEVICE_MAX_WORK_ITEM_SIZES:
var param C.size_t
length := int(C.size_t(param_value_size) / C.size_t(unsafe.Sizeof(param)))
value1 := make([]C.size_t, length)
value2 := make([]CL_size_t, length)
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value1[0]),
&c_param_value_size_ret)
for i := 0; i < length; i++ {
value2[i] = CL_size_t(value1[i])
}
*param_value = value2
case CL_DEVICE_PARTITION_AFFINITY_DOMAIN:
var value C.cl_device_affinity_domain
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_affinity_domain(value)
case CL_DEVICE_SVM_CAPABILITIES:
var value C.cl_bitfield //C.cl_device_svm_capabilities //use cl_bitfield to make darwin pass
c_errcode_ret = C.clGetDeviceInfo(device.cl_device_id,
C.cl_device_info(param_name),
C.size_t(param_value_size),
unsafe.Pointer(&value),
&c_param_value_size_ret)
*param_value = CL_device_svm_capabilities(value)
default:
return CL_INVALID_VALUE
}
}
if param_value_size_ret != nil {
*param_value_size_ret = CL_size_t(c_param_value_size_ret)
}
return CL_int(c_errcode_ret)
}
}