103 lines
3.7 KiB
C
103 lines
3.7 KiB
C
/*
|
|
* This file is a part of Pcompress, a chunked parallel multi-
|
|
* algorithm lossless compression and decompression program.
|
|
*
|
|
* Copyright (C) 2012-2013 Moinak Ghosh. All rights reserved.
|
|
* Use is subject to license terms.
|
|
*
|
|
* This program 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.
|
|
*
|
|
* This program 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 this program.
|
|
* If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* moinakg@belenix.org, http://moinakg.wordpress.com/
|
|
*/
|
|
|
|
/*
|
|
* Copyright 2008 Veselin Georgiev,
|
|
* anrieffNOSPAM @ mgail_DOT.com (convert to gmail)
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef __CPUID_H__
|
|
#define __CPUID_H__
|
|
|
|
#ifdef __x86_64__
|
|
#define VENDOR_STR_MAX 16
|
|
#define BRAND_STR_MAX 64
|
|
#define CPU_FLAGS_MAX 128
|
|
#define MAX_CPUID_LEVEL 32
|
|
#define MAX_EXT_CPUID_LEVEL 32
|
|
#define MAX_INTELFN4_LEVEL 4
|
|
|
|
typedef enum {
|
|
PROC_BIGENDIAN_GENERIC = 1,
|
|
PROC_LITENDIAN_GENERIC,
|
|
PROC_X64_INTEL,
|
|
PROC_X64_AMD
|
|
} proc_type_t;
|
|
|
|
typedef struct {
|
|
int sse_level;
|
|
int sse_sub_level;
|
|
int avx_level;
|
|
int xop_avail;
|
|
int aes_avail;
|
|
proc_type_t proc_type;
|
|
} processor_info_t;
|
|
|
|
/**
|
|
* This contains only the most basic CPU data, required to do identification
|
|
* and feature recognition. Every processor should be identifiable using this
|
|
* data only.
|
|
*/
|
|
struct cpu_raw_data_t {
|
|
/** contains results of CPUID for eax = 0, 1, ...*/
|
|
uint32_t basic_cpuid[MAX_CPUID_LEVEL][4];
|
|
|
|
/** contains results of CPUID for eax = 0x80000000, 0x80000001, ...*/
|
|
uint32_t ext_cpuid[MAX_EXT_CPUID_LEVEL][4];
|
|
|
|
/** when the CPU is intel and it supports deterministic cache
|
|
information: this contains the results of CPUID for eax = 4
|
|
and ecx = 0, 1, ... */
|
|
uint32_t intel_fn4[MAX_INTELFN4_LEVEL][4];
|
|
char vendor_str[VENDOR_STR_MAX];
|
|
};
|
|
|
|
void exec_cpuid(uint32_t *regs);
|
|
void cpuid_get_raw_data(struct cpu_raw_data_t* data);
|
|
void cpuid_basic_identify(processor_info_t *pc);
|
|
|
|
#endif /* __x86_64__ */
|
|
|
|
#endif /* __CPUID_H__ */
|
|
|