/* * Copyright (C) 2002-2007 The DOSBox Team * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef DOSBOX_BIOS_H #define DOSBOX_BIOS_H #define BIOS_BASE_ADDRESS_COM1 0x400 #define BIOS_BASE_ADDRESS_COM2 0x402 #define BIOS_BASE_ADDRESS_COM3 0x404 #define BIOS_BASE_ADDRESS_COM4 0x406 #define BIOS_ADDRESS_LPT1 0x408 #define BIOS_ADDRESS_LPT2 0x40a #define BIOS_ADDRESS_LPT3 0x40c /* 0x40e is reserved */ #define BIOS_CONFIGURATION 0x410 /* 0x412 is reserved */ #define BIOS_MEMORY_SIZE 0x413 #define BIOS_TRUE_MEMORY_SIZE 0x415 /* #define bios_expansion_memory_size (*(unsigned int *) 0x415) */ #define BIOS_KEYBOARD_STATE 0x417 #define BIOS_KEYBOARD_FLAGS1 BIOS_KEYBOARD_STATE #define BIOS_KEYBOARD_FLAGS2 0x418 #define BIOS_KEYBOARD_TOKEN 0x419 /* used for keyboard input with Alt-Number */ #define BIOS_KEYBOARD_BUFFER_HEAD 0x41a #define BIOS_KEYBOARD_BUFFER_TAIL 0x41c #define BIOS_KEYBOARD_BUFFER 0x41e /* #define bios_keyboard_buffer (*(unsigned int *) 0x41e) */ #define BIOS_DRIVE_ACTIVE 0x43e #define BIOS_DRIVE_RUNNING 0x43f #define BIOS_DISK_MOTOR_TIMEOUT 0x440 #define BIOS_DISK_STATUS 0x441 /* #define bios_fdc_result_buffer (*(unsigned short *) 0x442) */ #define BIOS_VIDEO_MODE 0x449 #define BIOS_SCREEN_COLUMNS 0x44a #define BIOS_VIDEO_MEMORY_USED 0x44c #define BIOS_VIDEO_MEMORY_ADDRESS 0x44e #define BIOS_VIDEO_CURSOR_POS 0x450 #define BIOS_CURSOR_SHAPE 0x460 #define BIOS_CURSOR_LAST_LINE 0x460 #define BIOS_CURSOR_FIRST_LINE 0x461 #define BIOS_CURRENT_SCREEN_PAGE 0x462 #define BIOS_VIDEO_PORT 0x463 #define BIOS_VDU_CONTROL 0x465 #define BIOS_VDU_COLOR_REGISTER 0x466 /* 0x467-0x468 is reserved */ #define BIOS_TIMER 0x46c #define BIOS_24_HOURS_FLAG 0x470 #define BIOS_KEYBOARD_FLAGS 0x471 #define BIOS_CTRL_ALT_DEL_FLAG 0x472 #define BIOS_HARDDISK_COUNT 0x475 /* 0x474, 0x476, 0x477 is reserved */ #define BIOS_LPT1_TIMEOUT 0x478 #define BIOS_LPT2_TIMEOUT 0x479 #define BIOS_LPT3_TIMEOUT 0x47a /* 0x47b is reserved */ #define BIOS_COM1_TIMEOUT 0x47c #define BIOS_COM2_TIMEOUT 0x47d #define BIOS_COM3_TIMEOUT 0x47e #define BIOS_COM4_TIMEOUT 0x47f /* 0x47e is reserved */ //<- why that? /* 0x47f-0x4ff is unknow for me */ #define BIOS_KEYBOARD_BUFFER_START 0x480 #define BIOS_KEYBOARD_BUFFER_END 0x482 #define BIOS_ROWS_ON_SCREEN_MINUS_1 0x484 #define BIOS_FONT_HEIGHT 0x485 #define BIOS_VIDEO_INFO_0 0x487 #define BIOS_VIDEO_INFO_1 0x488 #define BIOS_VIDEO_INFO_2 0x489 #define BIOS_VIDEO_COMBO 0x48a #define BIOS_KEYBOARD_FLAGS3 0x496 #define BIOS_KEYBOARD_LEDS 0x497 #define BIOS_WAIT_FLAG_POINTER 0x498 #define BIOS_WAIT_FLAG_COUNT 0x49c #define BIOS_WAIT_FLAG_ACTIVE 0x4a0 #define BIOS_WAIT_FLAG_TEMP 0x4a1 #define BIOS_PRINT_SCREEN_FLAG 0x500 #define BIOS_VIDEO_SAVEPTR 0x4a8 /* maximum of scancodes handled by keyboard bios routines */ #define MAX_SCAN_CODE 0x58 /* The Section handling Bios Disk Access */ #define BIOS_MAX_DISK 10 #define MAX_SWAPPABLE_DISKS 20 struct diskGeo { Bit32u ksize; /* Size in kilobytes */ Bit16u secttrack; /* Sectors per track */ Bit16u headscyl; /* Heads per cylinder */ Bit16u cylcount; /* Cylinders per side */ Bit16u biosval; /* Type to return from BIOS */ }; extern diskGeo DiskGeometryList[]; #include #ifndef DOSBOX_MEM_H #include "mem.h" #endif #ifndef DOSBOX_DOS_INC_H #include "dos_inc.h" #endif class imageDisk { public: Bit8u Read_Sector(Bit32u head,Bit32u cylinder,Bit32u sector,void * data); Bit8u Write_Sector(Bit32u head,Bit32u cylinder,Bit32u sector,void * data); Bit8u Read_AbsoluteSector(Bit32u sectnum, void * data); Bit8u Write_AbsoluteSector(Bit32u sectnum, void * data); void Set_Geometry(Bit32u setHeads, Bit32u setCyl, Bit32u setSect, Bit32u setSectSize); void Get_Geometry(Bit32u * getHeads, Bit32u *getCyl, Bit32u *getSect, Bit32u *getSectSize); Bit8u GetBiosType(void); Bit32u getSectSize(void); imageDisk(FILE *imgFile, Bit8u *imgName, Bit32u imgSizeK, bool isHardDisk); ~imageDisk() { if(diskimg != NULL) { fclose(diskimg); } }; bool hardDrive; bool active; FILE *diskimg; Bit8u diskname[512]; Bit8u floppytype; Bit32u sector_size; Bit32u heads,cylinders,sectors; }; void updateDPT(void); #define MAX_HDD_IMAGES 2 extern imageDisk *imageDiskList[2 + MAX_HDD_IMAGES]; extern imageDisk *diskSwap[20]; extern Bits swapPosition; extern Bit16u imgDTASeg; /* Real memory location of temporary DTA pointer for fat image disk access */ extern RealPt imgDTAPtr; /* Real memory location of temporary DTA pointer for fat image disk access */ extern DOS_DTA *imgDTA; void swapInDisks(void); void swapInNextDisk(void); bool getSwapRequest(void); void BIOS_ZeroExtendedSize(bool in); void char_out(Bit8u chr,Bit32u att,Bit8u page); void INT10_StartUp(void); void INT16_StartUp(void); void INT2A_StartUp(void); void INT2F_StartUp(void); void INT33_StartUp(void); void INT13_StartUp(void); bool BIOS_AddKeyToBuffer(Bit16u code); void INT10_ReloadRomFonts(); void BIOS_SetComPorts (Bit16u baseaddr[]); #endif