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78 lines
2.5 KiB
78 lines
2.5 KiB
#include <stdio.h>
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#include <stdlib.h>
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#ifdef __APPLE__
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#include <OpenCL/opencl.h>
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#else
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#include <CL/cl.h>
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#endif
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int main() {
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int i, j;
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char* value;
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size_t valueSize;
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cl_uint platformCount;
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cl_platform_id* platforms;
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cl_uint deviceCount;
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cl_device_id* devices;
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cl_uint maxComputeUnits;
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// get all platforms
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clGetPlatformIDs(0, NULL, &platformCount);
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platforms = (cl_platform_id*) malloc(sizeof(cl_platform_id) * platformCount);
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clGetPlatformIDs(platformCount, platforms, NULL);
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for (i = 0; i < platformCount; i++) {
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// get all devices
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clGetDeviceIDs(platforms[i], CL_DEVICE_TYPE_ALL, 0, NULL, &deviceCount);
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devices = (cl_device_id*) malloc(sizeof(cl_device_id) * deviceCount);
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clGetDeviceIDs(platforms[i], CL_DEVICE_TYPE_ALL, deviceCount, devices, NULL);
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// for each device print critical attributes
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for (j = 0; j < deviceCount; j++) {
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// print device name
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clGetDeviceInfo(devices[j], CL_DEVICE_NAME, 0, NULL, &valueSize);
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value = (char*) malloc(valueSize);
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clGetDeviceInfo(devices[j], CL_DEVICE_NAME, valueSize, value, NULL);
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printf("%d. Device: %s\n", j+1, value);
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free(value);
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// print hardware device version
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clGetDeviceInfo(devices[j], CL_DEVICE_VERSION, 0, NULL, &valueSize);
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value = (char*) malloc(valueSize);
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clGetDeviceInfo(devices[j], CL_DEVICE_VERSION, valueSize, value, NULL);
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printf(" %d.%d Hardware version: %s\n", j+1, 1, value);
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free(value);
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// print software driver version
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clGetDeviceInfo(devices[j], CL_DRIVER_VERSION, 0, NULL, &valueSize);
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value = (char*) malloc(valueSize);
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clGetDeviceInfo(devices[j], CL_DRIVER_VERSION, valueSize, value, NULL);
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printf(" %d.%d Software version: %s\n", j+1, 2, value);
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free(value);
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// print c version supported by compiler for device
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clGetDeviceInfo(devices[j], CL_DEVICE_OPENCL_C_VERSION, 0, NULL, &valueSize);
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value = (char*) malloc(valueSize);
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clGetDeviceInfo(devices[j], CL_DEVICE_OPENCL_C_VERSION, valueSize, value, NULL);
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printf(" %d.%d OpenCL C version: %s\n", j+1, 3, value);
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free(value);
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// print parallel compute units
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clGetDeviceInfo(devices[j], CL_DEVICE_MAX_COMPUTE_UNITS,
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sizeof(maxComputeUnits), &maxComputeUnits, NULL);
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printf(" %d.%d Parallel compute units: %d\n", j+1, 4, maxComputeUnits);
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}
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free(devices);
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}
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free(platforms);
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return 0;
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}
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// vim: set ft=c ts=4 sw=4:
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