138 lines
4.7 KiB
C
138 lines
4.7 KiB
C
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <sys/sysinfo.h>
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#include "cpuid.h"
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#ifdef __ECC
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#include <ia64intrin.h>
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#endif
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static inline unsigned long cpuid(unsigned long regnum){
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unsigned long value;
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#ifdef __ECC
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value = __getIndReg(_IA64_REG_INDR_CPUID, regnum);
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#else
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asm ("mov %0=cpuid[%r1]" : "=r"(value) : "rO"(regnum));
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#endif
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return value;
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}
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int have_cpuid(void){ return 1;}
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int get_vendor(void){
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unsigned long cpuid0, cpuid1;
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char vendor[18];
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cpuid0 = cpuid(0);
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cpuid1 = cpuid(1);
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*(unsigned long *)(&vendor[0]) = cpuid0;
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*(unsigned long *)(&vendor[8]) = cpuid1;
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vendor[17] = (char)0;
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if (!strcmp(vendor, "GenuineIntel")) return VENDOR_INTEL;
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return VENDOR_UNKNOWN;
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}
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int get_cputype(int gettype){
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unsigned long cpuid3;
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cpuid3 = cpuid(3);
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switch (gettype) {
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case GET_ARCHREV :
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return BITMASK(cpuid3, 32, 0xff);
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case GET_FAMILY :
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return BITMASK(cpuid3, 24, 0xff);
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case GET_MODEL :
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return BITMASK(cpuid3, 16, 0xff);
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case GET_REVISION :
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return BITMASK(cpuid3, 8, 0xff);
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case GET_NUMBER :
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return BITMASK(cpuid3, 0, 0xff);
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}
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return 0;
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}
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char *get_cpunamechar(void){
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if (get_cputype(GET_FAMILY) == 0x07) return "ITANIUM";
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if (get_cputype(GET_FAMILY) == 0x1f) return "ITANIUM2";
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if (get_cputype(GET_FAMILY) == 0x20) return "ITANIUM2";
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return "UNKNOWN";
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}
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char *get_libname(void){
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if (get_cputype(GET_FAMILY) == 0x07) { printf("itanium"); return NULL;}
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if (get_cputype(GET_FAMILY) == 0x1f) { printf("itanium2"); return NULL;}
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if (get_cputype(GET_FAMILY) == 0x20) { printf("itanium2"); return NULL;}
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printf("UNKNOWN");
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return NULL;
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}
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void get_architecture(void){
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printf("IA64");
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}
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void get_subarchitecture(void){
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printf("%s", get_cpunamechar());
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}
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void get_subdirname(void){
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printf("ia64");
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}
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void get_cpuconfig(void){
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printf("#define %s\n", get_cpunamechar());
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printf("#define L1_DATA_SIZE 262144\n");
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printf("#define L1_DATA_LINESIZE 128\n");
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printf("#define L2_SIZE 1572864\n");
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printf("#define L2_LINESIZE 128\n");
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printf("#define DTB_SIZE 16384\n");
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printf("#define DTB_DEFAULT_ENTRIES 128\n");
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}
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