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mb_info.h

#ifndef L4UTIL_MB_INFO_H
#define L4UTIL_MB_INFO_H

#ifndef __ASSEMBLY__

#include <l4/sys/l4int.h>

typedef struct
{
  l4_uint32_t mod_start;        
  l4_uint32_t mod_end;          
  l4_uint32_t cmdline;          
  l4_uint32_t pad;              
} l4util_mb_mod_t;


typedef struct __attribute__((packed))
{
  l4_uint32_t struct_size;      
  l4_uint64_t addr;             
  l4_uint64_t size;             
  l4_uint32_t type;             
  /* unspecified optional padding... */
} l4util_mb_addr_range_t;

#define MB_ARD_MEMORY           1

#define MB_ART_MEMORY   1  
#define MB_ART_RESERVED 2  
#define MB_ART_ACPI     3  
#define MB_ART_NVS      4  
#define MB_ART_UNUSABLE 5  
typedef struct
{
  l4_uint32_t size;             
  l4_uint8_t drive_number;      
  l4_uint8_t drive_mode;        
  l4_uint16_t drive_cylinders;  
  l4_uint8_t drive_heads;       
  l4_uint8_t drive_sectors;     
  l4_uint16_t drive_ports[0];   
} l4util_mb_drive_t;

/* Drive Mode.  */
#define MB_DI_CHS_MODE          0
#define MB_DI_LBA_MODE          1


typedef struct
{
  l4_uint16_t version;
  l4_uint16_t cseg;
  l4_uint32_t offset;
  l4_uint16_t cseg_16;
  l4_uint16_t dseg_16;
  l4_uint16_t cseg_len;
  l4_uint16_t cseg_16_len;
  l4_uint16_t dseg_16_len;
} l4util_mb_apm_t;


typedef struct
{
  l4_uint8_t signature[4];
  l4_uint16_t version;
  l4_uint32_t oem_string;
  l4_uint32_t capabilities;
  l4_uint32_t video_mode;
  l4_uint16_t total_memory;
  l4_uint16_t oem_software_rev;
  l4_uint32_t oem_vendor_name;
  l4_uint32_t oem_product_name;
  l4_uint32_t oem_product_rev;
  l4_uint8_t reserved[222];
  l4_uint8_t oem_data[256];
} __attribute__((packed)) l4util_mb_vbe_ctrl_t;


typedef struct
{
  l4_uint16_t mode_attributes;
  l4_uint8_t win_a_attributes;
  l4_uint8_t win_b_attributes;
  l4_uint16_t win_granularity;
  l4_uint16_t win_size;
  l4_uint16_t win_a_segment;
  l4_uint16_t win_b_segment;
  l4_uint32_t win_func;
  l4_uint16_t bytes_per_scanline;
  l4_uint16_t x_resolution;
  l4_uint16_t y_resolution;
  l4_uint8_t x_char_size;
  l4_uint8_t y_char_size;
  l4_uint8_t number_of_planes;
  l4_uint8_t bits_per_pixel;
  l4_uint8_t number_of_banks;
  l4_uint8_t memory_model;
  l4_uint8_t bank_size;
  l4_uint8_t number_of_image_pages;
  l4_uint8_t reserved0;
  l4_uint8_t red_mask_size;
  l4_uint8_t red_field_position;
  l4_uint8_t green_mask_size;
  l4_uint8_t green_field_position;
  l4_uint8_t blue_mask_size;
  l4_uint8_t blue_field_position;
  l4_uint8_t reserved_mask_size;
  l4_uint8_t reserved_field_position;
  l4_uint8_t direct_color_mode_info;
  l4_uint32_t phys_base;
  l4_uint32_t reserved1;
  l4_uint16_t reversed2;
  l4_uint16_t linear_bytes_per_scanline;
  l4_uint8_t banked_number_of_image_pages;
  l4_uint8_t linear_number_of_image_pages;
  l4_uint8_t linear_red_mask_size;
  l4_uint8_t linear_red_field_position;
  l4_uint8_t linear_green_mask_size;
  l4_uint8_t linear_green_field_position;
  l4_uint8_t linear_blue_mask_size;
  l4_uint8_t linear_blue_field_position;
  l4_uint8_t linear_reserved_mask_size;
  l4_uint8_t linear_reserved_field_position;
  l4_uint32_t max_pixel_clock;

  l4_uint8_t reserved3[189];
} __attribute__ ((packed)) l4util_mb_vbe_mode_t;


typedef struct
{
  l4_uint32_t flags;            
  l4_uint32_t mem_lower;        
  l4_uint32_t mem_upper;        
  l4_uint32_t boot_device;      
  l4_uint32_t cmdline;          
  l4_uint32_t mods_count;       
  l4_uint32_t mods_addr;        
  union
  {
    struct
    {
      l4_uint32_t tabsize;
      l4_uint32_t strsize;
      l4_uint32_t addr;
      l4_uint32_t pad;
    }
    a;
    
    struct
    {
      l4_uint32_t num;
      l4_uint32_t size;
      l4_uint32_t addr;
      l4_uint32_t shndx;
    }
    e;
  }
  syms;
  
  l4_uint32_t mmap_length;      
  l4_uint32_t mmap_addr;        
  l4_uint32_t drives_length;    
  l4_uint32_t drives_addr;      
  l4_uint32_t config_table;     
  l4_uint32_t boot_loader_name; 
  l4_uint32_t apm_table;        
  l4_uint32_t vbe_ctrl_info;    
  l4_uint32_t vbe_mode_info;    
  l4_uint16_t vbe_mode;         
  l4_uint16_t vbe_interface_seg; 
  l4_uint16_t vbe_interface_off; 
  l4_uint16_t vbe_interface_len; 
} l4util_mb_info_t;

#endif /* ! __ASSEMBLY__ */

#define L4UTIL_MB_MEMORY                0x00000001

#define L4UTIL_MB_BOOTDEV               0x00000002

#define L4UTIL_MB_CMDLINE               0x00000004

#define L4UTIL_MB_MODS                  0x00000008

/* These next two are mutually exclusive */
#define L4UTIL_MB_AOUT_SYMS             0x00000010

#define L4UTIL_MB_ELF_SHDR              0x00000020

#define L4UTIL_MB_MEM_MAP               0x00000040

#define L4UTIL_MB_DRIVE_INFO            0x00000080

#define L4UTIL_MB_CONFIG_TABLE          0x00000100

#define L4UTIL_MB_BOOT_LOADER_NAME      0x00000200

#define L4UTIL_MB_APM_TABLE             0x00000400

#define L4UTIL_MB_VIDEO_INFO            0x00000800


#define L4UTIL_MB_VALID                 0x2BADB002UL
#define L4UTIL_MB_VALID_ASM             0x2BADB002


#endif

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