Subversion Repositories HelenOS-historic

Rev

Rev 532 | Rev 1705 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  1. /*
  2.  * Copyright (C) 2005 Jakub Jermar
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #include <cpu.h>
  30. #include <arch.h>
  31. #include <arch/register.h>
  32. #include <print.h>
  33.  
  34. void cpu_arch_init(void)
  35. {
  36. }
  37.  
  38. void cpu_identify(void)
  39. {
  40.     CPU->arch.cpuid0 = cpuid_read(0);
  41.     CPU->arch.cpuid1 = cpuid_read(1);
  42.     CPU->arch.cpuid3.value = cpuid_read(3);
  43. }
  44.  
  45. void cpu_print_report(cpu_t *m)
  46. {
  47.     char *family_str;
  48.     char vendor[2*sizeof(__u64)+1];
  49.    
  50.     *((__u64 *) &vendor[0*sizeof(__u64)]) = CPU->arch.cpuid0;
  51.     *((__u64 *) &vendor[1*sizeof(__u64)]) = CPU->arch.cpuid1;
  52.     vendor[sizeof(vendor)-1] = '\0';
  53.    
  54.     switch(m->arch.cpuid3.family) {
  55.         case FAMILY_ITANIUM:
  56.             family_str = "Itanium";
  57.         break;
  58.         case FAMILY_ITANIUM2:
  59.             family_str = "Itanium 2";
  60.         break;
  61.         default:
  62.             family_str = "Unknown";
  63.         break;
  64.     }
  65.    
  66.     printf("cpu%d: %s (%s), archrev=%d, model=%d, revision=%d\n", CPU->id, family_str, vendor, CPU->arch.cpuid3.archrev, CPU->arch.cpuid3.model, CPU->arch.cpuid3.revision);
  67. }
  68.