//mbr.h
//written by, Soni

#define ZERO          0x0000
#define ONE           0x0001
#define TWO           0x0002
#define ARGUMENT_ONE    0x72    //r     
#define ARGUMENT_TWO    0x77    //w
#define ARGUMENT_THREE  0x73    //s

#define SIZE          0x0200
#define DRIVE_HD      0x8000
#define DRIVE_FD      0x0000
#define CYLINDER      0x0000
#define TRACK         0x0000
#define SECTOR_ONE    0x0001
#define SECTOR_TWO    0x0002
#define HEAD          0x0000
#define SECTORS       0x0001
#define SYMBOLA       0x55
#define SYMBOLAINDEX  0x01FE
#define SYMBOLB       0xAA
#define SYMBOLBINDEX  0x01FF

//near *, DRIVE+HEAD, CYLINDER+SECTOR, SECTORS TO READ OR WRITE. 
extern void near readSector(void near *, unsigned int, unsigned int, unsigned int);
extern void near writeSector(void near *, unsigned int, unsigned int, unsigned int);