arch/x86_64-pc/bootstrap/bootstrap.h

   1 #ifndef _BOOTSTRAP_H
   2 #define _BOOTSTRAP_H
   3
   4 /*
   5     Copyright (C) 2006 The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9 #define NULL ((void*)0)
  10 /*
  11
  12 struct KernelMessage {
  13     struct { void *low,*high; } GRUBData;
  14
  15     struct { void *low,*high; } kernelBase;
  16     struct { void *low,*high; } kernelLowest;
  17     struct { void *low,*high; } kernelHighest;
  18     struct { void *low,*high; } kernelBSS;
  19     struct { void *low,*high; } GDT;
  20     struct { void *low,*high; } IDT;
  21     struct { void *low,*high; } PL4;
  22
  23     struct { void *low,*high; } vbeModeInfo;
  24     struct { void *low,*high; } vbeControllerInfo;
  25
  26 };
  27 */
  28
  29 #ifdef DEBUG
  30 #define D(x)    x
  31 #else
  32 #define D(x)    /* eps */
  33 #endif
  34
  35
  36 /*
  37  * Multiboot stuff
  38  */
  39 typedef struct {
  40     unsigned int   magic;
  41     unsigned int   flags;
  42     unsigned int   chksum;
  43 } multiboot_header;
  44
  45 #define MB_MAGIC    0x1BADB002
  46 #define MB_FLAGS    0x00000003
  47
  48 struct module {
  49     const char *name;
  50     void *address;
  51 };
  52
  53 void *_binary_aros_o_start;
  54 void *_binary_vesa_start;
  55 long _binary_vesa_size;
  56
  57 #if defined(__i386__) || defined(__x86_64__)
  58     #define LONG2BE(v)  ({ unsigned int __v32; asm volatile("bswap %0":"=a"(__v32):"0"((v))); __v32; })
  59 #else
  60     #define LONG2BE(v)  (v)
  61 #endif
  62
  63 #endif // _BOOTSTRAP_H
  64