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/*
* include/mapfile.h
*
* Choose-OS mapfile stuff
*
* Copyright (c) Tuomo Valkonen 1996-1998.
*/
#ifndef _MAPFILE_H
#define _MAPFILE_H
#include"chos.h"
#define MF_ENDSECTOR 0xfffffffe
#define MF_NULLSECTOR 0xffffffff
#define MF_NULLEND_HI 0xffff
#define MF_NULL_LOW 0xffff
#define MF_END_LOW 0xfffe
#define MF_NENTS 127
#define MF_SIZEENTS 508
#define MF_NAME_LEN 39
#define MF_NEXT_OFF 508
#define BID_DATA_SIZE 56 // how many bytes 1 image descriptor uses
#define BID_NAME_LEN 40 // image name max len
#define BID_NAME_OFF 0 // offset of image name within it's descriptor
#define BID_COLOR_OFF 40 // color used to display this
#define BID_HOTKEY_OFF 41 // hotkey
#define BID_X_OFF 42 // x position
#define BID_Y_OFF 43 // y position
#define BID_FLAGS_OFF 44 // flags
#define BID_TYPE_OFF 46 // image type
#define BID_LOADER_OFF 47 // loader nr.
#define BID_DRIV_OFF 48 // bios drive number
#define BID_RWDEV_OFF 49 // mbr rewrite device
#define BID_KEYPRESS_OFF 50
#define BID_ADDR_OFF 52 // linear sector address
#define CF_HOT_HIDDEN 0x10 // don't print hotkey
#define CF_NOPASS 0x20 // Don't use password for this image
#define CF_RESTRICTED 0x40 // Restricted - password is only
// asked if command line is specified
// bootsector flags
#define BS_REWRITE 0x01 // rewrite partition table
#define BS_SWAPHD 0x02 // swap hda/hdb
#define BS_SWAPFD 0x04 // swap fd0/fd1
#define BS_DOS4BOOT 0x08 // Tell dos4.0+/ OS/2 to boot off hdb
#define AUTOBOOT_NO 0
#define AUTOBOOT_PRESSED 1
#define AUTOBOOT_NOT_PRESSED 2
#define MAX_LOADERS 4
#define MAX_LOADER_SIZE 7
#define LOADER_SHIFT 5
#define MAX_PASSWD_LEN 31
#ifndef __ASSEMBLY__
typedef struct{
uchar name[BID_NAME_LEN];
uchar color;
uchar hotkey;
uchar x,y;
ushort flags;
uchar type;
uchar loader;
uchar device;
uchar rewrite_device;
ushort keypress; //pad2;
ulong addr;
}MF_ImageDes;
#define MAX_IMAGES ((SECTORSIZE-4)/sizeof(MF_ImageDes))
typedef struct{
uchar drive;
uchar nsects;
ushort _pad1;
ulong sects[MAX_LOADER_SIZE];
}MF_Loader;
typedef struct{
// Header
char unused[2];
char id[3];
char type;
char major,minor;
uchar delay;
uchar nimages;
uchar default_image;
uchar color;
uchar selcolor;
uchar autoboot;
uchar singleshot;
uchar nloaders;
signed char timex;
signed char timey;
signed char timestrx;
signed char loady;
uchar map_drive;
uchar bg_drive;
ushort pad;
ulong map_sect1;
ulong bg_sects[8];
char passwd[MAX_PASSWD_LEN+1];
MF_Loader loaders[MAX_LOADERS];
}MF_HeaderSector;
typedef struct{
MF_ImageDes images[MAX_IMAGES];
}MF_ImageSector;
typedef struct{
ulong floppybsect;
uchar device;
uchar rd_device;
ushort rd_size; // in sectors
ulong rd_load_addr;
ulong rd_map;
char cmdline[SECTORSIZE-5*4];
ulong next_map;
}MF_LinuxFirstSector;
typedef struct{
ulong sect[MF_NENTS];
ulong next_map;
}MF_KernelSector;
#endif
#endif /* _MAPFILE_H */
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