arch/all-pc/bootstrap/bootstrap.h

   1 #ifndef _BOOTSTRAP_H
   2 #define _BOOTSTRAP_H
   3
   4 /*
   5     Copyright (C) 2006-2011 The AROS Development Team. All rights reserved.
   6     $Id$
   7 */
   8
   9 #include <aros/multiboot.h>
  10
  11 #ifdef DEBUG
  12 #define D(x)    x
  13 #else
  14 #define D(x)    /* eps */
  15 #endif
  16
  17 #ifdef MULTIBOOT_64BIT
  18
  19 /*
  20  * Our kickstart is 64-bit but we are being compiled in 32-bit mode.
  21  * So we need a correct definition of TagItem
  22  */
  23 struct TagItem64
  24 {
  25     unsigned long long ti_Tag;
  26     unsigned long long ti_Data;
  27 };
  28
  29 #else
  30
  31 #define TagItem64 TagItem
  32
  33 #endif
  34
  35 /* A pointer used for building boot taglist */
  36 extern struct TagItem64 *tag;
  37 extern struct vbe_mode VBEModeInfo;
  38 extern struct vbe_controller VBEControllerInfo;
  39
  40 /* The target base address of 64-bit kernel */
  41 #define KERNEL_TARGET_ADDRESS   0x01000000
  42
  43 /* Our kickstart will operate with page size = 4KB */
  44 #define PAGE_SIZE 4096
  45
  46 //#define KERNEL_HIGH_OFFSET      0x1ffULL
  47 //#define KERNEL_HIGH_OFFSET      0x1ffULL
  48 //#define KERNEL_HIGH_OFFSET      31ULL
  49 //#define KERNEL_OFFSET           0x01000000
  50 #define KERNEL_OFFSET           0
  51 //#define KERNEL_OFFSET           0xfffffffff8000000ULL
  52 //#define KERNEL_OFFSET           0x0000000000000000ULL
  53
  54 extern char _end;
  55
  56 #define TOP_ADDR(a1, a2) ((unsigned long)a2 > a1 ? (unsigned long)a2 : a1)
  57 #define STR_TOP_ADDR(a1, s) TOP_ADDR(a1, s + strlen(s) + 1)
  58
  59 void setup_mmu(void);
  60 void kick(void *kick_base, struct TagItem64 *km);
  61
  62 unsigned long AddModule(unsigned long mod_start, unsigned long mod_end, unsigned long end);
  63 void AllocFB(void);
  64 void Hello(void);
  65 int ParseCmdLine(const char *cmdline);
  66 struct mb_mmap *mmap_make(unsigned long *len, unsigned long mem_lower, unsigned long long mem_upper);
  67 void panic(const char *str);
  68 unsigned long mb1_parse(struct multiboot *mb, struct mb_mmap **mmap_addr, unsigned long *mmap_len);
  69 unsigned long mb2_parse(void *mb, struct mb_mmap **mmap_addr, unsigned long *mmap_len);
  70 void setupVESA(char *str);
  71
  72 #if defined(__i386__) || defined(__x86_64__)
  73     #define LONG2BE(v)  ({ unsigned int __v32; asm volatile("bswap %0":"=a"(__v32):"0"((v))); __v32; })
  74 #else
  75     #define LONG2BE(v)  (v)
  76 #endif
  77
  78 #endif // _BOOTSTRAP_H