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300 lines
12 KiB
C
Executable File
300 lines
12 KiB
C
Executable File
// fdrawcmd.sys 1.0.1.11
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//
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// Low-level floppy filter, by Simon Owen
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//
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// http://simonowen.com/fdrawcmd/
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#ifndef FDRAWCMD_H
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#define FDRAWCMD_H
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#ifndef CTL_CODE
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#include <winioctl.h>
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#endif
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#define FDRAWCMD_VERSION 0x0100010b // Compile-time version, for structures and definitions below
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// Must be checked with run-time driver for compatibility
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#define FD_CTL_CODE(i,m) CTL_CODE(FILE_DEVICE_UNKNOWN, i, m, FILE_READ_DATA|FILE_WRITE_DATA)
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// If you're not using C/C++, use the IOCTL values below
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#define IOCTL_FDRAWCMD_GET_VERSION FD_CTL_CODE(0x888, METHOD_BUFFERED) // 0x0022e220
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#define IOCTL_FDCMD_READ_TRACK FD_CTL_CODE(0x802, METHOD_OUT_DIRECT) // 0x0022e00a
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#define IOCTL_FDCMD_SPECIFY FD_CTL_CODE(0x803, METHOD_BUFFERED) // 0x0022e00c
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#define IOCTL_FDCMD_SENSE_DRIVE_STATUS FD_CTL_CODE(0x804, METHOD_BUFFERED) // 0x0022e010
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#define IOCTL_FDCMD_WRITE_DATA FD_CTL_CODE(0x805, METHOD_IN_DIRECT) // 0x0022e015
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#define IOCTL_FDCMD_READ_DATA FD_CTL_CODE(0x806, METHOD_OUT_DIRECT) // 0x0022e01a
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#define IOCTL_FDCMD_RECALIBRATE FD_CTL_CODE(0x807, METHOD_BUFFERED) // 0x0022e01c
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#define IOCTL_FDCMD_SENSE_INT_STATUS FD_CTL_CODE(0x808, METHOD_BUFFERED) // 0x0022e020 // added in 1.0.0.22
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#define IOCTL_FDCMD_WRITE_DELETED_DATA FD_CTL_CODE(0x809, METHOD_IN_DIRECT) // 0x0022e025
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#define IOCTL_FDCMD_READ_ID FD_CTL_CODE(0x80a, METHOD_BUFFERED) // 0x0022e028
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#define IOCTL_FDCMD_READ_DELETED_DATA FD_CTL_CODE(0x80c, METHOD_OUT_DIRECT) // 0x0022e032
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#define IOCTL_FDCMD_FORMAT_TRACK FD_CTL_CODE(0x80d, METHOD_BUFFERED) // 0x0022e034
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#define IOCTL_FDCMD_DUMPREG FD_CTL_CODE(0x80e, METHOD_BUFFERED) // 0x0022e038
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#define IOCTL_FDCMD_SEEK FD_CTL_CODE(0x80f, METHOD_BUFFERED) // 0x0022e03c
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#define IOCTL_FDCMD_VERSION FD_CTL_CODE(0x810, METHOD_BUFFERED) // 0x0022e040
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#define IOCTL_FDCMD_SCAN_EQUAL FD_CTL_CODE(0x811, METHOD_IN_DIRECT) // 0x0022e045 (not implemented yet)
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#define IOCTL_FDCMD_PERPENDICULAR_MODE FD_CTL_CODE(0x812, METHOD_BUFFERED) // 0x0022e048
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#define IOCTL_FDCMD_CONFIGURE FD_CTL_CODE(0x813, METHOD_BUFFERED) // 0x0022e04c
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#define IOCTL_FDCMD_LOCK FD_CTL_CODE(0x814, METHOD_BUFFERED) // 0x0022e050
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#define IOCTL_FDCMD_VERIFY FD_CTL_CODE(0x816, METHOD_BUFFERED) // 0x0022e058
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#define IOCTL_FDCMD_POWERDOWN_MODE FD_CTL_CODE(0x817, METHOD_BUFFERED) // 0x0022e05c (not implemented yet)
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#define IOCTL_FDCMD_PART_ID FD_CTL_CODE(0x818, METHOD_BUFFERED) // 0x0022e060
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#define IOCTL_FDCMD_SCAN_LOW_OR_EQUAL FD_CTL_CODE(0x819, METHOD_IN_DIRECT) // 0x0022e065 (not implemented yet)
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#define IOCTL_FDCMD_SCAN_HIGH_OR_EQUAL FD_CTL_CODE(0x81d, METHOD_IN_DIRECT) // 0x0022e075 (not implemented yet)
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#define IOCTL_FDCMD_SAVE FD_CTL_CODE(0x82e, METHOD_BUFFERED) // 0x0022e0b8 (not implemented yet)
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#define IOCTL_FDCMD_OPTION FD_CTL_CODE(0x833, METHOD_BUFFERED) // 0x0022e0cc (not implemented yet)
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#define IOCTL_FDCMD_RESTORE FD_CTL_CODE(0x84e, METHOD_BUFFERED) // 0x0022e138 (not implemented yet)
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#define IOCTL_FDCMD_DRIVE_SPEC_CMD FD_CTL_CODE(0x88e, METHOD_BUFFERED) // 0x0022e238 (not implemented yet)
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#define IOCTL_FDCMD_RELATIVE_SEEK FD_CTL_CODE(0x88f, METHOD_BUFFERED) // 0x0022e23c
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#define IOCTL_FDCMD_FORMAT_AND_WRITE FD_CTL_CODE(0x8ef, METHOD_BUFFERED) // 0x0022e3bc // added in 1.0.1.10
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#define IOCTL_FD_SCAN_TRACK FD_CTL_CODE(0x900, METHOD_BUFFERED) // 0x0022e400
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#define IOCTL_FD_GET_RESULT FD_CTL_CODE(0x901, METHOD_BUFFERED) // 0x0022e404
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#define IOCTL_FD_RESET FD_CTL_CODE(0x902, METHOD_BUFFERED) // 0x0022e408
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#define IOCTL_FD_SET_MOTOR_TIMEOUT FD_CTL_CODE(0x903, METHOD_BUFFERED) // 0x0022e40c
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#define IOCTL_FD_SET_DATA_RATE FD_CTL_CODE(0x904, METHOD_BUFFERED) // 0x0022e410
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#define IOCTL_FD_GET_FDC_INFO FD_CTL_CODE(0x905, METHOD_BUFFERED) // 0x0022e414
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#define IOCTL_FD_GET_REMAIN_COUNT FD_CTL_CODE(0x906, METHOD_BUFFERED) // 0x0022e418 // added in 1.0.0.22
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#define IOCTL_FD_SET_DISK_CHECK FD_CTL_CODE(0x908, METHOD_BUFFERED) // 0x0022e420
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#define IOCTL_FD_SET_SHORT_WRITE FD_CTL_CODE(0x909, METHOD_BUFFERED) // 0x0022e424 // added in 1.0.0.22
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#define IOCTL_FD_SET_SECTOR_OFFSET FD_CTL_CODE(0x90a, METHOD_BUFFERED) // 0x0022e428 // added in 1.0.0.22
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#define IOCTL_FD_SET_HEAD_SETTLE_TIME FD_CTL_CODE(0x90b, METHOD_BUFFERED) // 0x0022e42c // added in 1.0.0.22
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#define IOCTL_FD_LOCK_FDC FD_CTL_CODE(0x910, METHOD_BUFFERED) // 0x0022e440 // obsolete from 1.0.1.0
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#define IOCTL_FD_UNLOCK_FDC FD_CTL_CODE(0x911, METHOD_BUFFERED) // 0x0022e444 // obsolete from 1.0.1.0
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#define IOCTL_FD_MOTOR_ON FD_CTL_CODE(0x912, METHOD_BUFFERED) // 0x0022e448
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#define IOCTL_FD_MOTOR_OFF FD_CTL_CODE(0x913, METHOD_BUFFERED) // 0x0022e44c
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#define IOCTL_FD_WAIT_INDEX FD_CTL_CODE(0x914, METHOD_BUFFERED) // 0x0022e450 // added in 1.0.0.22
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#define IOCTL_FD_TIMED_SCAN_TRACK FD_CTL_CODE(0x915, METHOD_BUFFERED) // 0x0022e454 // added in 1.0.0.22
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#define IOCTL_FD_RAW_READ_TRACK FD_CTL_CODE(0x916, METHOD_OUT_DIRECT) // 0x0022e45a // added in 1.0.1.4
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#define IOCTL_FD_CHECK_DISK FD_CTL_CODE(0x917, METHOD_BUFFERED) // 0x0022e45c // added in 1.0.1.10
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#define IOCTL_FD_GET_TRACK_TIME FD_CTL_CODE(0x918, METHOD_BUFFERED) // 0x0022e460 // added in 1.0.1.10
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///////////////////////////////////////////////////////////////////////////////
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// Command flags: multi-track, MFM, sector skip, relative seek direction, verify enable count
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#define FD_OPTION_MT 0x80
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#define FD_OPTION_MFM 0x40
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#define FD_OPTION_SK 0x20
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#define FD_OPTION_DIR 0x40
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#define FD_OPTION_EC 0x01
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#define FD_OPTION_FM 0x00
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#define FD_ENCODING_MASK FD_OPTION_MFM
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// Controller data rates, for use with IOCTL_FD_SET_DATA_RATE
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#define FD_RATE_MASK 3
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#define FD_RATE_500K 0
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#define FD_RATE_300K 1
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#define FD_RATE_250K 2
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#define FD_RATE_1M 3
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// FD_FDC_INFO controller types
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#define FDC_TYPE_UNKNOWN 0
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#define FDC_TYPE_UNKNOWN2 1
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#define FDC_TYPE_NORMAL 2
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#define FDC_TYPE_ENHANCED 3
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#define FDC_TYPE_82077 4
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#define FDC_TYPE_82077AA 5
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#define FDC_TYPE_82078_44 6
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#define FDC_TYPE_82078_64 7
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#define FDC_TYPE_NATIONAL 8
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// Bits representing supported data rates, for the FD_FDC_INFO structure below
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#define FDC_SPEED_250K 0x01
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#define FDC_SPEED_300K 0x02
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#define FDC_SPEED_500K 0x04
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#define FDC_SPEED_1M 0x08
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#define FDC_SPEED_2M 0x10
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#pragma pack(push,1)
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#pragma warning(push)
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#pragma warning(disable:4200) // allow zero-sized arrays
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typedef struct tagFD_ID_HEADER
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{
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BYTE cyl, head, sector, size;
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}
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FD_ID_HEADER, *PFD_ID_HEADER;
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typedef struct tagFD_SEEK_PARAMS
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{
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BYTE cyl;
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BYTE head;
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}
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FD_SEEK_PARAMS, *PFD_SEEK_PARAMS;
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typedef struct tagFD_RELATIVE_SEEK_PARAMS
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{
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BYTE flags; // DIR
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BYTE head;
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BYTE offset;
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}
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FD_RELATIVE_SEEK_PARAMS, *PFD_RELATIVE_SEEK_PARAMS;
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typedef struct tagFD_READ_WRITE_PARAMS
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{
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BYTE flags; // MT MFM SK
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BYTE phead;
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BYTE cyl, head, sector, size;
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BYTE eot, gap, datalen;
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}
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FD_READ_WRITE_PARAMS, *PFD_READ_WRITE_PARAMS;
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typedef struct tagFD_CMD_RESULT
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{
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BYTE st0, st1, st2;
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BYTE cyl, head, sector, size;
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}
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FD_CMD_RESULT, *PFD_CMD_RESULT;
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typedef struct tagFD_FORMAT_PARAMS
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{
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BYTE flags; // MFM
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BYTE phead;
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BYTE size, sectors, gap, fill;
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FD_ID_HEADER Header[];
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}
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FD_FORMAT_PARAMS, *PFD_FORMAT_PARAMS;
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typedef struct tagFD_READ_ID_PARAMS
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{
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BYTE flags; // MFM
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BYTE head;
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}
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FD_READ_ID_PARAMS, *PFD_READ_ID_PARAMS;
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typedef struct tagFD_CONFIGURE_PARAMS
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{
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BYTE eis_efifo_poll_fifothr; // b6 = enable implied seek, b5 = enable fifo, b4 = poll disable, b3-b0 = fifo threshold
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BYTE pretrk; // precompensation start track
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}
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FD_CONFIGURE_PARAMS, *PFD_CONFIGURE_PARAMS;
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typedef struct tagFD_SPECIFY_PARAMS
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{
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BYTE srt_hut; // b7-b4 = step rate, b3-b0 = head unload time
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BYTE hlt_nd; // b7-b1 = head load time, b0 = non-DMA flag (unsupported)
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}
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FD_SPECIFY_PARAMS, *PFD_SPECIFY_PARAMS;
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typedef struct tagFD_SENSE_PARAMS
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{
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BYTE head;
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}
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FD_SENSE_PARAMS, *PFD_SENSE_PARAMS;
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typedef struct tagFD_DRIVE_STATUS
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{
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BYTE st3;
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}
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FD_DRIVE_STATUS, *PFD_DRIVE_STATUS;
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typedef struct tagFD_INTERRUPT_STATUS
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{
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BYTE st0; // status register 0
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BYTE pcn; // present cylinder number
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}
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FD_INTERRUPT_STATUS, *PFD_INTERRUPT_STATUS;
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typedef struct tagFD_PERPENDICULAR_PARAMS
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{
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BYTE ow_ds_gap_wgate; // b7 = OW, b6 = 0, b5-b2 = drive select, b1 = gap2, b0 = write gate pre-erase loads
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}
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FD_PERPENDICULAR_PARAMS, *PFD_PERPENDICULAR_PARAMS;
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typedef struct tagFD_LOCK_PARAMS
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{
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BYTE lock; // b7 = lock
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}
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FD_LOCK_PARAMS, *PFD_LOCK_PARAMS;
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typedef struct tagFD_LOCK_RESULT
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{
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BYTE lock; // b4 = lock
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}
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FD_LOCK_RESULT, *PFD_LOCK_RESULT;
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typedef struct tagFD_DUMPREG_RESULT
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{
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BYTE pcn0, pcn1, pcn2, pcn3; // present cylinder numbers
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BYTE srt_hut; // b7-4 = step rate, b3-0 = head unload time
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BYTE hlt_nd; // b7-1 = head load time, b0 = non-dma mode
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BYTE sceot; // sector count / end of track
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BYTE lock_d0123_gap_wgate; // b7 = setting lock, b5-2 = drive selects, b1 = gap 2 (perpendicular), b0 = write gate
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BYTE eis_efifo_poll_fifothr; // b6 = implied seeks, b5 = fifo enable, b4 = poll disable, b3-0 = fifo threshold
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BYTE pretrk; // pre-comp start track
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}
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FD_DUMPREG_RESULT, *PFD_DUMPREG_RESULT;
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typedef struct tagFD_SECTOR_OFFSET_PARAMS
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{
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BYTE sectors; // number of sectors to skip after index
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}
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FD_SECTOR_OFFSET_PARAMS, *PFD_SECTOR_OFFSET_PARAMS;
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typedef struct tagFD_SHORT_WRITE_PARAMS
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{
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DWORD length; // length to write before interrupting
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DWORD finetune; // finetune delay in microseconds
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}
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FD_SHORT_WRITE_PARAMS, *PFD_SHORT_WRITE_PARAMS;
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typedef struct tagFD_SCAN_PARAMS
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{
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BYTE flags; // MFM
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BYTE head;
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}
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FD_SCAN_PARAMS, *PFD_SCAN_PARAMS;
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typedef struct tagFD_SCAN_RESULT
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{
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BYTE count; // count of returned headers
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FD_ID_HEADER Header[]; // array of 'count' id fields
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}
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FD_SCAN_RESULT, *PFD_SCAN_RESULT;
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typedef struct tagFD_TIMED_ID_HEADER
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{
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DWORD reltime; // time relative to index (in microseconds)
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BYTE cyl, head, sector, size;
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}
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FD_TIMED_ID_HEADER, *PFD_TIMED_ID_HEADER;
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typedef struct tagFD_TIMED_SCAN_RESULT
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{
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BYTE count; // count of returned headers
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BYTE firstseen; // offset of first sector detected
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DWORD tracktime; // total time for track (in microseconds)
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FD_TIMED_ID_HEADER Header[]; // array of 'count' id fields
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}
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FD_TIMED_SCAN_RESULT, *PFD_TIMED_SCAN_RESULT;
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typedef struct tagFD_FDC_INFO
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{
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BYTE ControllerType; // FDC_TYPE_*
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BYTE SpeedsAvailable; // FDC_SPEED_* values ORed together
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BYTE BusType;
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DWORD BusNumber;
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DWORD ControllerNumber;
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DWORD PeripheralNumber;
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}
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FD_FDC_INFO, *PFD_FDC_INFO;
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typedef struct tagFD_RAW_READ_PARAMS
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{
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BYTE flags; // MFM
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BYTE head, size;
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}
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FD_RAW_READ_PARAMS, *PFD_RAW_READ_PARAMS;
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#pragma warning(pop)
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#pragma pack(pop)
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#endif // FDRAWCMD_H
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