2017-05-30 03:38:38 +02:00
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/*
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2019-12-05 21:36:28 +01:00
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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2017-05-30 03:38:38 +02:00
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*
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2019-12-05 21:36:28 +01:00
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* This file is part of the 86Box distribution.
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2017-05-30 03:38:38 +02:00
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*
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2018-03-19 01:02:04 +01:00
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* Definitions for the 86F floppy image format.
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2017-05-30 03:38:38 +02:00
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*
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2020-03-25 00:46:02 +02:00
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*
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2017-05-30 03:38:38 +02:00
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*
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2019-12-05 21:36:28 +01:00
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* Authors: Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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2018-03-19 01:02:04 +01:00
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*
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2019-12-05 21:36:28 +01:00
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* Copyright 2016-2019 Miran Grca.
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* Copyright 2018,2019 Fred N. van Kempen.
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2017-05-30 03:38:38 +02:00
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*/
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2017-09-04 01:52:29 -04:00
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#ifndef EMU_FLOPPY_86F_H
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# define EMU_FLOPPY_86F_H
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2017-05-30 03:38:38 +02:00
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2016-08-20 03:40:12 +02:00
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2019-12-05 21:36:28 +01:00
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#define D86FVER 0x020C
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/* Thesere were borrowed from TeleDisk. */
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#define SECTOR_DUPLICATED 0x01
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#define SECTOR_CRC_ERROR 0x02
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#define SECTOR_DELETED_DATA 0x04
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#define SECTOR_DATA_SKIPPED 0x10
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#define SECTOR_NO_DATA 0x20
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#define SECTOR_NO_ID 0x40
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#define length_gap0 80
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#define length_gap1 50
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#define length_sync 12
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#define length_am 4
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#define length_crc 2
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#define IBM
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#define MFM
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#ifdef IBM
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#define pre_gap1 length_gap0 + length_sync + length_am
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#else
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#define pre_gap1 0
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#endif
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#define pre_track pre_gap1 + length_gap1
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#define pre_gap length_sync + length_am + 4 + length_crc
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#define pre_data length_sync + length_am
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#define post_gap length_crc
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extern d86f_handler_t d86f_handler[FDD_NUM];
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2018-03-19 01:02:04 +01:00
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2018-01-17 18:43:36 +01:00
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extern void d86f_init(void);
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extern void d86f_load(int drive, wchar_t *fn);
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extern void d86f_close(int drive);
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extern void d86f_seek(int drive, int track);
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extern int d86f_hole(int drive);
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Added the IBM 5161 ISA expansion for PC and XT;
Cleaned up the parallel port emulation, added IRQ support, and made enabling/disabling per port;
Added the Award 430NX and the Intel Classic/PCI (Alfredo, 420TX);
Finished the 586MC1;
Added 8087 emulation;
Moved Cyrix 6x86'es to the Dev branch;
Sanitized/cleaned up memregs.c/h and intel.c/h;
Split the chipsets from machines and sanitized Port 92 emulation;
Added support for the 15bpp mode to the Compaq ATI 28800;
Moved the MR 386DX and 486 machines to the Dev branch;
Ported the new dynamic recompiler from PCem, but it remains in Dev branch until after v2.00;
Ported the new timer code from PCem;
Cleaned up the CPU table of unused stuff and better optimized its structure;
Ported the Open-XT and Open-AT from VARCem, the Open-AT is in the Dev branch;
Ported the XT MFM controller rewrite and adding of more controllers (incl. two RLL ones), from VARCem;
Added the AHA-1540A and the BusTek BT-542B;
Moved the Sumo SCSI-AT to the Dev branch;
Minor IDE, FDC, and floppy drive code clean-ups;
Made NCR 5380/53C400-based cards' BIOS address configurable;
Got rid of the legacy romset variable;
Unified (video) buffer and buffer32 into one and make the unified buffer 32-bit;
Added the Amstead PPC512 per PCem patch by John Elliott;
Switched memory mapping granularity from 16k to 4k (less than 1k not possible due to internal pages);
Rewrote the CL-GD 54xx blitter, fixes Win-OS/2 on the 54x6 among other thing;
Added the Image Manager 1024 and Professional Graphics Controller per PCem patch by John Elliott and work done on VARCem;
Added Headland HT-216, GC-205 and Video 7 VGA 1024i emulation based on PCem commit;
Implemented the fuction keys for the Toshiba T1000/T1200/T3100 enhancement;
Amstrad MegaPC does now works correctly with non-internal graphics card;
The SLiRP code no longer casts a packed struct type to a non-packed struct type;
The Xi8088 and PB410a no longer hang on 86Box when PS/2 mouse is not present;
The S3 Virge on BeOS is no longer broken (was broken by build #1591);
OS/2 2.0 build 6.167 now sees key presses again;
Xi8088 now work on CGA again;
86F images converted from either the old or new variants of the HxC MFM format now work correctly;
Hardware interrupts with a vector of 0xFF are now handled correctly;
OPTi 495SX boards no longer incorrectly have 64 MB maximum RAM when 32 MB is correct;
Fixed VNC keyboard input bugs;
Fixed AT RTC periodic interrupt - Chicago 58s / 73f / 73g / 81 MIDI play no longer hangs with the build's own VTD driver;
Fixed mouse polling with internal mice - Amstrad and Olivetti mice now work correctly;
Triones ATAPI DMA driver now correctly reads a file at the end of a CD image with a sectors number not divisible by 4;
Compaq Portable now works with all graphics cards;
Fixed various MDSI Genius bugs;
Added segment limit checks and improved page fault checks for several CPU instructions - Memphis 15xx WINSETUP and Chicago 58s WINDISK.CPL no longer issue a GPF, and some S3 drivers that used to have glitches, now work correctly;
Further improved the 808x emulation, also fixes the noticably choppy sound when using 808x CPU's, also fixes #355;
OS/2 installer no logner locks up on splash screen on PS/2 Model 70 and 80, fixes #400.
Fixed several Amstead bugs, GEM no longer crashes on the Amstrad 1640, fixes #391.
Ported John Elliott's Amstrad fixes and improvement from PCem, and fixed the default language so it's correctly Engliish, fixes #278, fixes #389.
Fixed a minor IDE timing bug, fixes #388.
Fixed Toshiba T1000 RAM issues, fixes #379.
Fixed EGA/(S)VGA overscan border handling, fixes #378;
Got rid of the now long useless IDE channel 2 auto-removal, fixes #370;
Fixed the BIOS files used by the AMSTRAD PC1512, fixes #366;
Ported the Unicode CD image file name fix from VARCem, fixes #365;
Fixed high density floppy disks on the Xi8088, fixes #359;
Fixed some bugs in the Hercules emulation, fixes #346, fixes #358;
Fixed the SCSI hard disk mode sense pages, fixes #356;
Removed the AMI Unknown 386SX because of impossibility to identify the chipset, closes #349;
Fixed bugs in the serial mouse emulation, fixes #344;
Compiled 86Box binaries now include all the required .DLL's, fixes #341;
Made some combo boxes in the Settings dialog slightly wider, fixes #276.
2019-09-20 14:02:30 +02:00
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extern uint64_t d86f_byteperiod(int drive);
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2018-01-17 18:43:36 +01:00
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extern void d86f_stop(int drive);
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extern void d86f_poll(int drive);
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extern int d86f_realtrack(int track, int drive);
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extern void d86f_reset(int drive, int side);
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extern void d86f_readsector(int drive, int sector, int track, int side, int density, int sector_size);
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extern void d86f_writesector(int drive, int sector, int track, int side, int density, int sector_size);
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extern void d86f_comparesector(int drive, int sector, int track, int side, int rate, int sector_size);
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extern void d86f_readaddress(int drive, int side, int density);
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extern void d86f_format(int drive, int side, int density, uint8_t fill);
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2017-08-24 01:14:39 -04:00
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2018-01-17 18:43:36 +01:00
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extern void d86f_prepare_track_layout(int drive, int side);
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extern void d86f_set_version(int drive, uint16_t version);
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extern uint16_t d86f_side_flags(int drive);
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extern uint16_t d86f_track_flags(int drive);
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2019-12-05 21:36:28 +01:00
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extern void d86f_initialize_last_sector_id(int drive, int c, int h, int r, int n);
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2018-03-19 01:02:04 +01:00
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extern void d86f_initialize_linked_lists(int drive);
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extern void d86f_destroy_linked_lists(int drive, int side);
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2016-08-20 03:40:12 +02:00
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2019-12-05 21:36:28 +01:00
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extern uint16_t d86f_prepare_sector(int drive, int side, int prev_pos, uint8_t *id_buf, uint8_t *data_buf,
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int data_len, int gap2, int gap3, int flags);
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extern void d86f_setup(int drive);
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extern void d86f_destroy(int drive);
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extern int d86f_export(int drive, wchar_t *fn);
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extern void d86f_unregister(int drive);
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extern void d86f_common_handlers(int drive);
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extern void d86f_set_version(int drive, uint16_t version);
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extern int d86f_is_40_track(int drive);
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extern void d86f_reset_index_hole_pos(int drive, int side);
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extern uint16_t d86f_prepare_pretrack(int drive, int side, int iso);
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extern void d86f_set_track_pos(int drive, uint32_t track_pos);
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extern void d86f_set_cur_track(int drive, int track);
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extern void d86f_zero_track(int drive);
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extern void d86f_initialize_last_sector_id(int drive, int c, int h, int r, int n);
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extern void d86f_initialize_linked_lists(int drive);
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extern void d86f_destroy_linked_lists(int drive, int side);
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2016-08-20 03:40:12 +02:00
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2019-12-05 21:36:28 +01:00
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extern uint16_t *common_encoded_data(int drive, int side);
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extern void common_read_revolution(int drive);
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extern uint32_t common_get_raw_size(int drive, int side);
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extern void null_writeback(int drive);
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extern void null_write_data(int drive, int side, uint16_t pos, uint8_t data);
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extern int null_format_conditions(int drive);
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extern int32_t null_extra_bit_cells(int drive, int side);
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extern void null_set_sector(int drive, int side, uint8_t c, uint8_t h, uint8_t r, uint8_t n);
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extern uint32_t null_index_hole_pos(int drive, int side);
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2016-08-20 03:40:12 +02:00
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2017-08-24 01:14:39 -04:00
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2017-09-04 01:52:29 -04:00
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#endif /*EMU_FLOPPY_86F_H*/
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