xorg-server-1.4/hw/xfree86/os-support/bsd/bsd_axp.c

   1
   2 #ifdef HAVE_XORG_CONFIG_H
   3 #include <xorg-config.h>
   4 #endif
   5
   6 #include <X11/X.h>
   7 #include "os.h"
   8 #include "xf86.h"
   9 #include "xf86Priv.h"
  10 #include "xf86Axp.h"
  11 #include <sys/param.h>
  12 #include "xf86_OSlib.h"
  13 #include <stdio.h>
  14 #include <sys/sysctl.h>
  15
  16 axpDevice bsdGetAXP(void);
  17
  18 /*
  19  * BSD does a very nice job providing system information to
  20  * user space programs. Unfortunately it doesn't provide all
  21  * the information required. Therefore we just obtain the
  22  * system type and look up the rest from a list we maintain
  23  * ourselves.
  24  */
  25
  26 typedef struct {
  27         char *name;
  28         int type;
  29 } _AXP;
  30
  31 static _AXP axpList[] = {
  32         {"apecs",APECS},
  33         {"pyxis",PYXIS},
  34         {"cia",CIA},
  35         {"irongate",IRONGATE},
  36         {"lca",LCA},
  37         {"t2",T2},
  38         {"tsunami",TSUNAMI},
  39         {NULL,NONE}
  40 };
  41
  42 axpDevice
  43 bsdGetAXP(void)
  44 {
  45         int i;
  46         char sysname[64];
  47         size_t len = sizeof(sysname);
  48
  49 #ifdef __OpenBSD__
  50         int mib[3];
  51         int error;
  52
  53         mib[0] = CTL_MACHDEP;
  54         mib[1] = CPU_CHIPSET;
  55         mib[2] = CPU_CHIPSET_TYPE;
  56
  57         if ((error = sysctl(mib, 3, &sysname, &len, NULL, 0)) < 0)
  58 #else
  59         if ((sysctlbyname("hw.chipset.type", &sysname, &len,
  60                                   0, 0)) < 0)
  61 #endif
  62             FatalError("bsdGetAXP: can't find machine type\n");
  63 #ifdef DEBUG
  64         xf86Msg(X_INFO,"AXP is a: %s\n",sysname);
  65 #endif
  66         for (i=0;;i++) {
  67                 if (axpList[i].name == NULL)
  68                         return NONE;
  69                 if (!strcmp(sysname, axpList[i].name))
  70                         return axpList[i].type;
  71         }
  72 }