arch/i386-pc/bootloader/getbootinfo.c

   1 /*
   2     Copyright © 1995-2003, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     GetBootInfo() function.
   6 */
   7 #include "bootloader_intern.h"
   8 #include <proto/bootloader.h>
   9 #include <proto/utility.h>
  10 #include <aros/multiboot.h>
  11 #include <aros/debug.h>
  12
  13 /*****************************************************************************
  14
  15     NAME */
  16         AROS_LH1(APTR, GetBootInfo,
  17
  18 /*  SYNOPSIS */
  19         AROS_LHA(ULONG, infoType, D0),
  20
  21 /*  LOCATION */
  22         struct BootLoaderBase *, BootLoaderBase, 1, Bootloader)
  23
  24 /*  FUNCTION
  25         Return information from the bootloader
  26
  27     INPUTS
  28         infoType - The type of information requestes
  29
  30     RESULT
  31         Pointer to resource or NULL if failed
  32
  33     NOTES
  34
  35     EXAMPLE
  36
  37     BUGS
  38
  39     SEE ALSO
  40
  41     INTERNALS
  42
  43 *****************************************************************************/
  44 {
  45     AROS_LIBFUNC_INIT
  46
  47     switch (infoType)
  48     {
  49         case BL_Video:
  50             if (BootLoaderBase->Flags & MB_FLAGS_GFX)
  51                 return (APTR)&(BootLoaderBase->Vesa);
  52             break;
  53         case BL_Args:
  54             if (BootLoaderBase->Flags & MB_FLAGS_CMDLINE)
  55                 return (APTR)&(BootLoaderBase->Args);
  56             break;
  57         case BL_Drives:
  58             if (BootLoaderBase->Flags & MB_FLAGS_DRIVES)
  59                 return (APTR)&(BootLoaderBase->DriveInfo);
  60             break;
  61         default:
  62             bug("[BootLdr] GetBootInfo: Unknown info requested\n");
  63     }
  64
  65     return NULL;
  66
  67     AROS_LIBFUNC_EXIT
  68 } /* GetBootInfo */
  69