300 lines
10 KiB
C
300 lines
10 KiB
C
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/*++
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Copyright (c) 1990-1998 Microsoft Corporation
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Module Name:
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ntddfdc.h
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Abstract:
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This is the include file that defines all constants and types for
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accessing the fdc.sys port adapter.
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Revision History:
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--*/
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//
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// Floppy Drive Motor Enable
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//
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#define FDC_MOTOR_A 0x10
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#define FDC_MOTOR_B 0x20
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#define FDC_MOTOR_C 0x40
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#define FDC_MOTOR_D 0x80
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//
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// Floppy Drive Select
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//
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#define FDC_SELECT_A 0x00
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#define FDC_SELECT_B 0x01
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#define FDC_SELECT_C 0x02
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#define FDC_SELECT_D 0x03
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//
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// Floppy commands.
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//
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#define COMMND_READ_DATA 0x00
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#define COMMND_READ_DELETED_DATA 0x01
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#define COMMND_WRITE_DATA 0x02
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#define COMMND_WRITE_DELETED_DATA 0x03
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#define COMMND_READ_TRACK 0x04
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#define COMMND_VERIFY 0x05
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#define COMMND_VERSION 0x06
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#define COMMND_FORMAT_TRACK 0x07
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#define COMMND_SCAN_EQUAL 0x08
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#define COMMND_SCAN_LOW_OR_EQUAL 0x09
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#define COMMND_SCAN_HIGH_OR_EQUAL 0x0A
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#define COMMND_RECALIBRATE 0x0B
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#define COMMND_SENSE_INTERRUPT_STATUS 0x0C
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#define COMMND_SPECIFY 0x0D
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#define COMMND_SENSE_DRIVE_STATUS 0x0E
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#define COMMND_DRIVE_SPECIFICATION 0x0F
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#define COMMND_SEEK 0x10
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#define COMMND_CONFIGURE 0x11
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#define COMMND_RELATIVE_SEEK 0x12
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#define COMMND_DUMPREG 0x13
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#define COMMND_READ_ID 0x14
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#define COMMND_PERPENDICULAR_MODE 0x15
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#define COMMND_LOCK 0x16
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#define COMMND_PART_ID 0x17
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#define COMMND_POWERDOWN_MODE 0x18
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#define COMMND_OPTION 0x19
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#define COMMND_SAVE 0x1A
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#define COMMND_RESTORE 0x1B
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#define COMMND_FORMAT_AND_WRITE 0x1C
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#ifdef TOSHIBA
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#define TOSHIBA_COMMND_MODE 0x1D
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#endif
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//
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// Optional bits used with the commands.
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//
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#define COMMND_OPTION_MULTI_TRACK 0x80 //
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#define COMMND_OPTION_MFM 0x40 /// Used in read and write commands
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#define COMMND_OPTION_SKIP 0x20 //
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#define COMMND_OPTION_CLK48 0x80 // Used in configure command
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#define COMMND_OPTION_DIRECTION 0x40 // Used in relative seek command
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#define COMMND_OPTION_LOCK 0x80 // Used in lock command
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#define COMMND_DRIVE_SPECIFICATION_DONE 0x80 // Done bit in the Drive Specification argument string
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//
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// Floppy controler data rates (to be OR'd together)
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//
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#define FDC_SPEED_250KB 0x0001
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#define FDC_SPEED_300KB 0x0002
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#define FDC_SPEED_500KB 0x0004
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#define FDC_SPEED_1MB 0x0008
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#define FDC_SPEED_2MB 0x0010
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//
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// Dma Width supported
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//
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#define FDC_8_BIT_DMA 0x0001
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#define FDC_16_BIT_DMA 0x0002
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//
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// Clock Rate to the FDC (FDC_82078 only)
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//
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#define FDC_CLOCK_NORMAL 0x0000 // Use this for non 82078 parts
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#define FDC_CLOCK_48MHZ 0x0001 // 82078 with a 48MHz clock
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#define FDC_CLOCK_24MHZ 0x0002 // 82078 with a 24MHz clock
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//
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// Floppy controler types
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//
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#define FDC_TYPE_UNKNOWN 0
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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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//
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// Internal floppy disk driver device controls.
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//
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#define IOCTL_DISK_INTERNAL_ACQUIRE_FDC CTL_CODE(IOCTL_DISK_BASE, 0x300, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_RELEASE_FDC CTL_CODE(IOCTL_DISK_BASE, 0x301, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_GET_FDC_INFO CTL_CODE(IOCTL_DISK_BASE, 0x302, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_ISSUE_FDC_COMMAND CTL_CODE(IOCTL_DISK_BASE, 0x303, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_ISSUE_FDC_COMMAND_QUEUED CTL_CODE(IOCTL_DISK_BASE, 0x304, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_RESET_FDC CTL_CODE(IOCTL_DISK_BASE, 0x305, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_ENABLE_FDC_DEVICE CTL_CODE(IOCTL_DISK_BASE, 0x306, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_DISABLE_FDC_DEVICE CTL_CODE(IOCTL_DISK_BASE, 0x307, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_GET_FDC_DISK_CHANGE CTL_CODE(IOCTL_DISK_BASE, 0x308, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_SET_FDC_DATA_RATE CTL_CODE(IOCTL_DISK_BASE, 0x309, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_SET_FDC_TAPE_MODE CTL_CODE(IOCTL_DISK_BASE, 0x30a, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_SET_FDC_PRECOMP CTL_CODE(IOCTL_DISK_BASE, 0x30b, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_GET_ADAPTER_BUFFER CTL_CODE(IOCTL_DISK_BASE, 0x30c, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_FLUSH_ADAPTER_BUFFER CTL_CODE(IOCTL_DISK_BASE, 0x30d, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_FDC_START_READ CTL_CODE(IOCTL_DISK_BASE, 0x30e, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_FDC_START_WRITE CTL_CODE(IOCTL_DISK_BASE, 0x30f, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_GET_ENABLER CTL_CODE(IOCTL_DISK_BASE, 0x310, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_SET_HD_BIT CTL_CODE(IOCTL_DISK_BASE, 0x311, METHOD_NEITHER, FILE_ANY_ACCESS)
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#ifdef TOSHIBA
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/* 3 mode support */
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#define IOCTL_DISK_INTERNAL_ENABLE_3_MODE CTL_CODE(IOCTL_DISK_BASE, 0xb01, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_DISK_INTERNAL_AVAILABLE_3_MODE CTL_CODE(IOCTL_DISK_BASE, 0xb02, METHOD_NEITHER, FILE_ANY_ACCESS)
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typedef struct _enable_3_mode
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{ UCHAR DeviceUnit;
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BOOLEAN Enable3Mode;
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} ENABLE_3_MODE, *PENABLE_3_MODE;
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#endif
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//
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// Transfer Buffer Array. Contains the number of buffers allocated and a
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// virtual address for each of the allocated buffers.
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//
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typedef struct _TRANSFER_BUFFER {
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PHYSICAL_ADDRESS Logical;
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PVOID Virtual;
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} TRANSFER_BUFFER, *PTRANSFER_BUFFER;
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//
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// Parameters for communicating with fdc.sys
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//
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//
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// Floppy Device Data returned from the ACPI _FDI method. This data is
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// very nearly identical to the CM_FLOPPY_DEVICE_DATA retured via
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// IoQueryDeviceDescription.
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//
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// Refer to x86 BIOS documentation for Int13, function 8 for definitions of
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// these fields.
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//
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typedef struct _ACPI_FDI_DATA {
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ULONG DriveNumber;
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ULONG DeviceType;
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ULONG MaxCylinderNumber;
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ULONG MaxSectorNumber;
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ULONG MaxHeadNumber;
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ULONG StepRateHeadUnloadTime;
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ULONG HeadLoadTime;
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ULONG MotorOffTime;
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ULONG SectorLengthCode;
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ULONG SectorPerTrack;
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ULONG ReadWriteGapLength;
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ULONG DataTransferLength;
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ULONG FormatGapLength;
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ULONG FormatFillCharacter;
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ULONG HeadSettleTime; // in 1ms units, typically 15ms
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ULONG MotorSettleTime; // in 1/8ms units, typically 8=1ms
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} ACPI_FDI_DATA, *PACPI_FDI_DATA;
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typedef enum _ACPI_FDI_DEVICE_TYPE {
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CmosProblem = 0,
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Form525Capacity360,
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Form525Capacity1200,
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Form35Capacity720,
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Form35Capacity1440,
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Form35Capacity2880
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} ACPI_FDI_DEVICE_TYPE ;
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typedef struct _FDC_INFO {
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UCHAR FloppyControllerType; // Should be any ONE of type FDC_TYPE_XXXX
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UCHAR SpeedsAvailable; // Any combination of FDC_SPEED_xxxx or'd together
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ULONG AdapterBufferSize; // number of bytes available in the adapters buffer
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// If zero, then no limit on amount of data pending
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// in get/flush adapter buffer
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INTERFACE_TYPE BusType;
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ULONG BusNumber; // These are used by floppy.sys to query
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ULONG ControllerNumber; // its device description.
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ULONG PeripheralNumber;
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ULONG UnitNumber; // NEC98: Indicate device unit number.
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ULONG MaxTransferSize;
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BOOLEAN AcpiBios;
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BOOLEAN AcpiFdiSupported;
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ACPI_FDI_DATA AcpiFdiData;
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ULONG BufferCount;
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ULONG BufferSize;
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TRANSFER_BUFFER BufferAddress[];
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} FDC_INFO, *PFDC_INFO;
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//
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// TurnOnMotor
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//
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typedef struct _FDC_ENABLE_PARMS {
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UCHAR DriveOnValue; // FDC_MOTOR_X + FDC_SELECT_X
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USHORT TimeToWait;
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BOOLEAN MotorStarted;
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} FDC_ENABLE_PARMS;
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typedef FDC_ENABLE_PARMS *PFDC_ENABLE_PARMS;
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//
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// DiskChange
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//
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typedef struct _FDC_DISK_CHANGE_PARMS {
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UCHAR DriveStatus;
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UCHAR DriveOnValue;
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} FDC_DISK_CHANGE_PARMS, *PFDC_DISK_CHANGE_PARMS;
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//
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// IssueCommand
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//
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typedef struct _ISSUE_FDC_COMMAND_PARMS {
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PUCHAR FifoInBuffer;
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PUCHAR FifoOutBuffer;
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PVOID IoHandle; // Must be "Handle" from ISSUE_FDC_ADAPTER_BUFFER_PARMS or Mdl
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ULONG IoOffset;
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ULONG TransferBytes; // Must be return value from ISSUE_FDC_ADAPTER_BUFFER_PARMS "TransferBytes"
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ULONG TimeOut;
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} ISSUE_FDC_COMMAND_PARMS, *PISSUE_FDC_COMMAND_PARMS;
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//
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// Fill/Flush Adapter Buffer
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//
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typedef struct _ISSUE_FDC_ADAPTER_BUFFER_PARMS {
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PVOID IoBuffer; // Pointer to caller's data buffer (if NULL, no data is copied
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// to (GET) /from (FLUSH) the adapter buffer)
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USHORT TransferBytes; // amount of data to transfer (could be less on return
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// if insufficient space to copy buffer). Could be Zero
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// if no buffers are available
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PVOID Handle; // used to pass in the IoBuffer field of the ISSUE_FDC_COMMAND_PARMS
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// structure.
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} ISSUE_FDC_ADAPTER_BUFFER_PARMS, *PISSUE_FDC_ADAPTER_BUFFER_PARMS;
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//
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// NEC98: Set a HD bit or a FDD EXC bit.
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//
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typedef struct _SET_HD_BIT_PARMS {
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BOOLEAN DriveType144MB; // Indicate drive Type is 1.44MB.
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BOOLEAN Media144MB; // Indicate media is 1.44MB
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BOOLEAN More120MB; // Indicate capacity of media is 1.2MB or more
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UCHAR DeviceUnit; // Indicate device unit number
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BOOLEAN ChangedHdBit; // Indicate HD Bit have been changed
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} SET_HD_BIT_PARMS, *PSET_HD_BIT_PARMS;
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