arch/ppc-native/processor/getcpuinfo.c

   1 /*
   2     Copyright © 2010-2031, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: GetCPUInfo() - Provides information about installed CPUs
   6     Lang: english
   7 */
   8
   9 #define DEBUG 0
  10
  11 #include <aros/debug.h>
  12 #include <exec/types.h>
  13 #include <aros/libcall.h>
  14 #include <proto/utility.h>
  15 #include <resources/processor.h>
  16
  17 #include "defaults.h"
  18 #include "processor_intern_arch.h"
  19
  20 #include <proto/processor.h>
  21
  22 /* See rom/processor/getcpuinfo.c for documentation */
  23
  24 AROS_LH1(void, GetCPUInfo,
  25     AROS_LHA(struct TagItem *, tagList, A0),
  26     struct ProcessorBase *, ProcessorBase, 1, Processor)
  27 {
  28     AROS_LIBFUNC_INIT
  29
  30     struct TagItem * passedTag = NULL;
  31     struct SystemProcessors *sp = ProcessorBase->Private1;
  32
  33     while ((passedTag = LibNextTagItem(&tagList)) != NULL)
  34     {
  35         if ((passedTag->ti_Tag > GCIT_FeaturesBase) &&
  36             (passedTag->ti_Tag <= GCIT_FeaturesLast))
  37         {
  38             *((BOOL *)passedTag->ti_Data) = FALSE;
  39             continue;
  40         }
  41         else
  42         {
  43         switch(passedTag->ti_Tag)
  44         {
  45         case(GCIT_NumberOfProcessors):
  46             *((ULONG *)passedTag->ti_Data) = ProcessorBase->cpucount;
  47             break;
  48         case(GCIT_Model):
  49             *((ULONG *)passedTag->ti_Data) = sp->sp_PVR;
  50             break;
  51         case(GCIT_ModelString):
  52             *((CONST_STRPTR *)passedTag->ti_Data) = "PowerPC";
  53             break;
  54         case(GCIT_Family):
  55             *((ULONG *)passedTag->ti_Data) = CPUFAMILY_UNKNOWN;
  56             break;
  57         case(GCIT_VectorUnit):
  58             *((ULONG *)passedTag->ti_Data) = VECTORTYPE_NONE;
  59             break;
  60         case(GCIT_L1CacheSize):
  61             *((ULONG *)passedTag->ti_Data) = 0;
  62             break;
  63         case(GCIT_L1DataCacheSize):
  64             *((ULONG *)passedTag->ti_Data) = 0;
  65             break;
  66         case(GCIT_L1InstructionCacheSize):
  67             *((ULONG *)passedTag->ti_Data) = 0;
  68             break;
  69         case(GCIT_L2CacheSize):
  70             *((ULONG *)passedTag->ti_Data) = 0;
  71             break;
  72         case(GCIT_L3CacheSize):
  73             *((ULONG *)passedTag->ti_Data) = 0;
  74             break;
  75         case(GCIT_CacheLineSize):
  76             *((ULONG *)passedTag->ti_Data) = 0;
  77             break;
  78         case(GCIT_Architecture):
  79             *((ULONG *)passedTag->ti_Data) = PROCESSORARCH_DEF;
  80             break;
  81         case(GCIT_Endianness):
  82             *((ULONG *)passedTag->ti_Data) = ENDIANNESS_DEF;
  83             break;
  84         case(GCIT_ProcessorSpeed):
  85             *((UQUAD *)passedTag->ti_Data) = 0;
  86             break;
  87         case(GCIT_ProcessorLoad):
  88             *((UBYTE *)passedTag->ti_Data) = 0;
  89             break;
  90         case(GCIT_FrontsideSpeed):
  91             *((UQUAD *)passedTag->ti_Data) = 0;
  92             break;
  93         }
  94         }
  95     }
  96
  97     AROS_LIBFUNC_EXIT
  98 } /* GetCPUInfo() */
  99