arch/ppc-all/common/include/aros/multiboot.h

   1 #ifndef AROS_MULTIBOOT_H
   2 #define AROS_MULTIBOOT_H
   3
   4 /*
   5     Copyright © 2002, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: Multiboot information structures
   9     Lang: english
  10 */
  11
  12 #include <exec/types.h>
  13
  14 #define MULTIBOOT_HEADER_MAGIC          0x1BADB002
  15 #define MULTIBOOT_HEADER_FLAGS          0x00000003
  16 #define MULTIBOOT_BOOTLOADER_MAGIC      0x2BADB002
  17
  18 /* Structure passed from bootloader */
  19 struct multiboot {
  20     ULONG   flags;
  21 #define MB_FLAGS_MEM        1
  22 #define MB_FLAGS_BOOTDEV    2
  23 #define MB_FLAGS_CMDLINE    4
  24 #define MB_FLAGS_MODS       8
  25 #define MB_FLAGS_AOUT       16
  26 #define MB_FLAGS_ELF        32
  27 #define MB_FLAGS_MMAP       64
  28 #define MB_FLAGS_DRIVES     128
  29 #define MB_FLAGS_CFGTBL     256
  30 #define MB_FLAGS_LDRNAME    512
  31 #define MB_FLAGS_APMTBL     1024
  32 #define MB_FLAGS_GFX        2048
  33     ULONG   mem_lower;
  34     ULONG   mem_upper;
  35     ULONG   bootdev;
  36     STRPTR  cmdline;
  37     ULONG   mods_count;
  38     ULONG   mods_addr;
  39     ULONG   elf_num;
  40     ULONG   elf_size;
  41     ULONG   elf_addr;
  42     ULONG   elf_shndx;
  43     ULONG   mmap_length;
  44     ULONG   mmap_addr;
  45     ULONG   drives_length;
  46     ULONG   drives_addr;
  47     ULONG   config_table;
  48     STRPTR  loader_name;
  49     ULONG   apm_table;
  50     ULONG   vbe_control_info;
  51     ULONG   vbe_mode_info;
  52     UWORD   vbe_mode;
  53     UWORD   vbe_if_seg;
  54     UWORD   vbe_if_off;
  55     UWORD   vbe_if_len;
  56 };
  57
  58 struct mb_mmap {
  59     ULONG   size;
  60     ULONG   addr_low;
  61     ULONG   addr_high;
  62     ULONG   len_low;
  63     ULONG   len_high;
  64     ULONG   type;
  65 #define MMAP_TYPE_RAM       1
  66 #define MMAP_TYPE_RESERVED  2
  67 #define MMAP_TYPE_ACPIDATA  3
  68 #define MMAP_TYPE_ACPINVS   4
  69 };
  70
  71 /* VBE controller information */
  72 struct vbe_controller
  73 {
  74     unsigned char signature[4];
  75     unsigned short version;
  76     unsigned long oem_string;
  77     unsigned long capabilities;
  78     unsigned long video_mode;
  79     unsigned short total_memory;
  80     unsigned short oem_software_rev;
  81     unsigned long oem_vendor_name;
  82     unsigned long oem_product_name;
  83     unsigned long oem_product_rev;
  84     unsigned char reserved[222];
  85     unsigned char oem_data[256];
  86 } __attribute__ ((packed));
  87
  88 /* VBE mode information.  */
  89 struct vbe_mode
  90 {
  91     unsigned short mode_attributes;
  92     unsigned char win_a_attributes;
  93     unsigned char win_b_attributes;
  94     unsigned short win_granularity;
  95     unsigned short win_size;
  96     unsigned short win_a_segment;
  97     unsigned short win_b_segment;
  98     unsigned long win_func;
  99     unsigned short bytes_per_scanline;
 100
 101     /* >=1.2 */
 102     unsigned short x_resolution;
 103     unsigned short y_resolution;
 104     unsigned char x_char_size;
 105     unsigned char y_char_size;
 106     unsigned char number_of_planes;
 107     unsigned char bits_per_pixel;
 108     unsigned char number_of_banks;
 109     unsigned char memory_model;
 110     unsigned char bank_size;
 111     unsigned char number_of_image_pages;
 112     unsigned char reserved0;
 113
 114     /* direct color */
 115     unsigned char red_mask_size;
 116     unsigned char red_field_position;
 117     unsigned char green_mask_size;
 118     unsigned char green_field_position;
 119     unsigned char blue_mask_size;
 120     unsigned char blue_field_position;
 121     unsigned char reserved_mask_size;
 122     unsigned char reserved_field_position;
 123     unsigned char direct_color_mode_info;
 124
 125     /* >=2.0 */
 126     unsigned long phys_base;
 127     unsigned long reserved1;
 128     unsigned short reversed2;
 129
 130     /* >=3.0 */
 131     unsigned short linear_bytes_per_scanline;
 132     unsigned char banked_number_of_image_pages;
 133     unsigned char linear_number_of_image_pages;
 134     unsigned char linear_red_mask_size;
 135     unsigned char linear_red_field_position;
 136     unsigned char linear_green_mask_size;
 137     unsigned char linear_green_field_position;
 138     unsigned char linear_blue_mask_size;
 139     unsigned char linear_blue_field_position;
 140     unsigned char linear_reserved_mask_size;
 141     unsigned char linear_reserved_field_position;
 142     unsigned long max_pixel_clock;
 143
 144     unsigned char reserved3[189];
 145 } __attribute__ ((packed));
 146
 147
 148 /* Structure in RAM at 0x1000 */
 149 struct arosmb {
 150     ULONG   magic;                  /* Indicates if information is valid */
 151 #define MBRAM_VALID     0x1337BABE
 152     ULONG   flags;                  /* Copy of the multiboot flags */
 153     ULONG   mem_lower;              /* Amount of lowmem (Sub 1Mb) */
 154     ULONG   mem_upper;              /* Amount of upper memory */
 155     ULONG   mmap_addr;              /* Pointer to memory map */
 156     ULONG   mmap_len;               /* size of memory map */
 157     ULONG   drives_addr;            /* Pointer to drive information */
 158     ULONG   drives_len;             /* Size of drive information */
 159     char    ldrname[30];            /* String of loadername */
 160     char    cmdline[200];           /* Commandline */
 161     UWORD   vbe_mode;               /* VBE mode */
 162     struct vbe_mode vmi;            /* VBE mode information */
 163     struct vbe_controller vci;      /* VBE controller information */
 164 };
 165
 166 struct mb_drive {
 167     ULONG   size;
 168     UBYTE   number;
 169     UBYTE   mode;
 170 #define MB_MODE_CHS 0
 171 #define MB_MODE_LBA 1
 172     UWORD   cyls;
 173     UBYTE   heads;
 174     UBYTE   secs;
 175     UWORD   ports[10];              /* Ugly, needs to be fixed */
 176 };
 177
 178 #endif /* AROS_MULTIBOOT_H */