boinc/lib/opencl_boinc.h

92 lines
3.7 KiB
C

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2013 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
#ifndef OPENCL_BOINC_H
#define OPENCL_BOINC_H
#include "cl_boinc.h"
#include "miofile.h"
#include "parse.h"
#define MAX_OPENCL_PLATFORMS 16
#define MAX_OPENCL_CPU_PLATFORMS 4
enum COPROC_USAGE {
COPROC_IGNORED,
COPROC_UNUSED,
COPROC_USED
};
// there's some duplication between the values in
// the OPENCL_DEVICE_PROP struct and the NVIDIA/ATI structs
//
struct OPENCL_DEVICE_PROP {
cl_device_id device_id;
char name[256]; // Device name
char vendor[256]; // Device vendor (NVIDIA, ATI, AMD, etc.)
cl_uint vendor_id; // Vendor's unique ID for this device on this host
cl_bool available; // Is this device available?
cl_device_fp_config half_fp_config; // Half precision capabilities
cl_device_fp_config single_fp_config; // Single precision
cl_device_fp_config double_fp_config; // Double precision
cl_bool endian_little; // TRUE if little-endian
cl_device_exec_capabilities execution_capabilities;
char extensions[1024]; // List of device extensions
cl_ulong global_mem_size; // in bytes (OpenCL can report 4GB Max)
cl_ulong local_mem_size;
cl_uint max_clock_frequency; // in MHz
cl_uint max_compute_units;
char opencl_platform_version[64]; // Version of OpenCL supported
// the device's platform
char opencl_device_version[64]; // OpenCL version supported by device;
// example: "OpenCL 1.1 beta"
int opencl_device_version_int; // same, encoded as e.g. 101
int get_device_version_int(); // call this to encode
int opencl_driver_revision; // OpenCL runtime revision is available
int get_opencl_driver_revision(); // call this to encode
char opencl_driver_version[32]; // For example: "CLH 1.0"
int device_num; // temp used in scan process
double peak_flops; // temp used in scan process
COPROC_USAGE is_used; // temp used in scan process
double opencl_available_ram; // temp used in scan process
int opencl_device_index; // zero-based device number within this OpenCL platform
bool warn_bad_cuda; // If true, warn we can't use GPU due to CUDA version
void write_xml(MIOFILE&, const char* tag, bool temp_file=false);
int parse(XML_PARSER&, const char* end_tag);
void description(char* buf, int buflen, const char* type);
};
// NOTE: OpenCL has only 32 bits for global_mem_size, so
// it can report a max of only 4GB.
// Get the CPU RAM size from gstate.hostinfo.m_nbytes.
//
struct OPENCL_CPU_PROP {
char platform_vendor[256];
OPENCL_DEVICE_PROP opencl_prop;
OPENCL_CPU_PROP() {
clear();
}
void clear();
void write_xml(MIOFILE&);
int parse(XML_PARSER&);
void description(char* buf, int buflen);
};
#endif