/*********************************************************************/

/* Copyright 2009, 2010 The University of Texas at Austin.           */

/* All rights reserved.                                              */

/*                                                                   */

/* 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  UNIVERSITY OF  TEXAS AT    */

/*    AUSTIN  ``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 UNIVERSITY  OF TEXAS AT    */

/*    AUSTIN OR CONTRIBUTORS 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.                                    */

/*                                                                   */

/* The views and conclusions contained in the software and           */

/* documentation are those of the authors and should not be          */

/* interpreted as representing official policies, either expressed   */

/* or implied, of The University of Texas at Austin.                 */

/*********************************************************************/

#include <stdio.h></stdio.h>

#include <string.h></string.h>

#include <sys sysinfo.h=""></sys>

#include "cpuid.h"

#ifdef __ECC

#include <ia64intrin.h></ia64intrin.h>

#endif

static inline unsigned long cpuid(unsigned long regnum){ 

  unsigned long value;

#ifdef __ECC

  value = __getIndReg(_IA64_REG_INDR_CPUID, regnum);

#else

  asm ("mov %0=cpuid[%r1]" : "=r"(value) : "rO"(regnum));

#endif

  return value;

}

int have_cpuid(void){ return 1;}

int get_vendor(void){

  unsigned long cpuid0, cpuid1;

  char vendor[18];

  cpuid0 = cpuid(0);

  cpuid1 = cpuid(1);

  *(unsigned long *)(&vendor[0]) = cpuid0;

  *(unsigned long *)(&vendor[8]) = cpuid1;

  vendor[17] = (char)0;

  if (!strcmp(vendor, "GenuineIntel")) return VENDOR_INTEL;

  return VENDOR_UNKNOWN;

}

int get_cputype(int gettype){

  unsigned long cpuid3;

  cpuid3 = cpuid(3);

  switch (gettype) {

  case GET_ARCHREV :

    return BITMASK(cpuid3, 32, 0xff);

  case GET_FAMILY :

    return BITMASK(cpuid3, 24, 0xff);

  case GET_MODEL :

    return BITMASK(cpuid3, 16, 0xff);

  case GET_REVISION :

    return BITMASK(cpuid3,  8, 0xff);

  case GET_NUMBER :

    return BITMASK(cpuid3,  0, 0xff);

  }

  return 0;

}

char *get_cpunamechar(void){

  if (get_cputype(GET_FAMILY) == 0x07) return "ITANIUM";

  if (get_cputype(GET_FAMILY) == 0x1f) return "ITANIUM2";

  if (get_cputype(GET_FAMILY) == 0x20) return "ITANIUM2";

  return "UNKNOWN";

}

char *get_libname(void){

  if (get_cputype(GET_FAMILY) == 0x07) { printf("itanium"); return NULL;}

  if (get_cputype(GET_FAMILY) == 0x1f) { printf("itanium2"); return NULL;}

  if (get_cputype(GET_FAMILY) == 0x20) { printf("itanium2"); return NULL;}

  printf("UNKNOWN");

  return NULL;

}

void get_architecture(void){

  printf("IA64");

}

void get_subarchitecture(void){

    printf("%s", get_cpunamechar());

}

void get_subdirname(void){

    printf("ia64");

}

void get_cpuconfig(void){

  printf("#define %s\n", get_cpunamechar());

  printf("#define L1_DATA_SIZE 262144\n");

  printf("#define L1_DATA_LINESIZE 128\n");

  printf("#define L2_SIZE 1572864\n");

  printf("#define L2_LINESIZE 128\n");

  printf("#define DTB_SIZE 16384\n");

  printf("#define DTB_DEFAULT_ENTRIES 128\n");

}