arch/x86_64-pc/kernel/acpi_tables.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <aros/asmcall.h>
   7 #include <proto/arossupport.h>
   8 #include <proto/acpica.h>
   9
  10 #include <inttypes.h>
  11 #include <string.h>
  12
  13 #include "kernel_base.h"
  14 #include "kernel_bootmem.h"
  15 #include "kernel_debug.h"
  16 #include "kernel_globals.h"
  17 #include "kernel_intern.h"
  18 #include "apic.h"
  19
  20 #define D(x) x
  21
  22 /* acpica.library is optional */
  23 struct Library *ACPICABase = NULL;
  24
  25 ULONG acpi_Initialize(void)
  26 {
  27     struct KernelBase *KernelBase = getKernelBase();
  28     struct PlatformData *pdata = KernelBase->kb_PlatformData;
  29
  30     ACPICABase = OpenLibrary("acpica.library", 0);
  31
  32     D(bug("[Kernel] core_ACPIInitialise()\n"));
  33
  34     if (!ACPICABase)
  35     {
  36         D(bug("[Kernel] acpica.library not found, no ACPICA\n"));
  37         return 0;
  38     }
  39
  40     /*
  41      * ACPI exists. Parse all the data.
  42      * Currently we only initialize local APIC.
  43      */
  44     pdata->kb_APIC = acpi_APIC_Init();
  45
  46     CloseLibrary(ACPICABase);
  47     ACPICABase = NULL;
  48
  49     return 1;
  50 }