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177 lines
4.9 KiB
177 lines
4.9 KiB
/*++
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Copyright (c) 1996 Hewlett-Packard Corporation
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Module Name:
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cmsfcxx.h
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Abstract:
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This file includes data declarations for Floppy Controller Enabling
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Author:
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Kurt Godwin (v-kurtg) 26-Mar-1996.
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Environment:
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Kernel mode only.
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Notes:
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Revision History:
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--*/
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#define FDC_VALUE_API_SUPPORTED L"APISupported"
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#define FDC_VALUE_CLOCK_48MHZ L"Clock48MHz"
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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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// Dma direction
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//
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#define FDC_READ_FROM_MEMORY 0x0000
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#define FDC_WRITE_TO_MEMORY 0x0001
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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_NORMAL 2 // Any NEC 768 compatible, 250Kb/sec 500Kb/sec
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#define FDC_TYPE_ENHANCED 3 // Any NEC 768 compatible that supports the version command, 250Kb/sec 500Kb/sec
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#define FDC_TYPE_82077 4 // National 8477, 250Kb/sec 500Kb/sec 1Mb/sec
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#define FDC_TYPE_82077AA 5 // Intel 82077, 250Kb/sec 500Kb/sec 1Mb/sec
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#define FDC_TYPE_82078_44 6 // Intel 82077AA, 250Kb/sec 500Kb/sec 1Mb/sec
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#define FDC_TYPE_82078_64 7 // Intel 82078 44 Pin Version, 250Kb/sec 500Kb/sec 1Mb/sec(2Mb/sec capable)
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#define FDC_TYPE_NATIONAL 8 // Intel 82078 64 Pin Version, 250Kb/sec 500Kb/sec 1Mb/sec(2Mb/sec capable)
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typedef struct _FDC_MODE_SELECT {
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ULONG structSize; // Size of this structure (inclusive)
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ULONG Speed; // Should be only ONE of the data rates (i.e. FDC_SPEED_XXX)
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// ONLY select speeds that were available from FDC_INFORMATION
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ULONG DmaWidth; // Should be only ONE of the dma widths (i.e. FDC_16_BIT_DMA)
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// ONLY select DMA Widths that were available from FDC_INFORMATION
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ULONG DmaDirection; // Should be FDC_READ_FROM_MEMORY or FDC_WRITE_TO_MEMORY
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ULONG ClockRate; // Should be FDC_48MHZ, FDC_24MHZ or zero
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} FDC_MODE_SELECT, *PFDC_MODE_SELECT;
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typedef struct _FDC_INFORMATION {
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ULONG structSize; // Size of this structure (inclusive)
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ULONG SpeedsAvailable; // Any combination of FDC_SPEED_xxxx or'd together
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ULONG DmaWidthsSupported; // Any combination of FDC_xx_BIT_DMA
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ULONG ClockRatesSupported; // Should be FDC_48MHZ, FDC_24MHZ or zero
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// If the part is capable of both speeds
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// return both OR'd together. It is then
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// the caller's responsiblity to set the
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// proper data rate with FDC_MODE_SELECT
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ULONG FloppyControllerType; // Should be any ONE of type FDC_TYPE_XXXX
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} FDC_INFORMATION, *PFDC_INFORMATION;
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#define IOCTL_FLPENBL_BASE FILE_DEVICE_TAPE
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//
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// IOCTL Codes set to the enabler driver's IRP_MJ_INTERNAL_DEVICE_CONTROL
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//
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//
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//
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//
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// ACQUIRE_FDC:
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//
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// input: Type3InputBuffer = PLARGE_INTEGER timeout;
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// output:
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//
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// status:
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// Completion status will be STATUS_SUCCESS or STATUS_IN_USE
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//
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#define IOCTL_AQUIRE_FDC CTL_CODE(IOCTL_FLPENBL_BASE, 0x0001, METHOD_NEITHER, FILE_ANY_ACCESS)
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#define IOCTL_ACQUIRE_FDC CTL_CODE(IOCTL_FLPENBL_BASE, 0x0001, METHOD_NEITHER, FILE_ANY_ACCESS)
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//
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// RELEASE_FDC
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//
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// input:
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// output:
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//
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// status:
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// Completion status will be STATUS_SUCCESS or STATUS_INVALID_PARAMETER
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//
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#define IOCTL_RELEASE_FDC CTL_CODE(IOCTL_FLPENBL_BASE, 0x0002, METHOD_NEITHER, FILE_ANY_ACCESS)
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//
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// GET_FDC_INFO
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//
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//
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// input:
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// For this function,
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// (irp stack)->Parameters.DeviceIoControl.Type3InputBuffer
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// will point to a FDC_INFORMATION buffer (output only)
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//
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// output:
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//
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// status:
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// ioCompletion status will allways be STATUS_SUCCESS
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//
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#define IOCTL_GET_FDC_INFO CTL_CODE(IOCTL_FLPENBL_BASE, 0x0003, METHOD_NEITHER, FILE_ANY_ACCESS)
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//
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// SET_FDC_MODE
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//
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// input:
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// For this function,
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// (irp stack)->Parameters.DeviceIoControl.Type3InputBuffer
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// will point to a FDC_MODE_SELECT buffer (input only)
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//
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//
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// output:
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//
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// status:
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//
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// ioCompletion status will be STATUS_SUCCESS or STATUS_INVALID_PARAMETER
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//
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#define IOCTL_SET_FDC_MODE CTL_CODE(IOCTL_FLPENBL_BASE, 0x0004, METHOD_NEITHER, FILE_ANY_ACCESS)
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// ADD_CONTENDER
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//
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// input:
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// controller # (as in FloppyController#) of the controller that
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// wants to contend for resources used by this controller
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//
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// output:
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// NOTHING
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//
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#define IOCTL_ADD_CONTENDER CTL_CODE(IOCTL_FLPENBL_BASE, 0x0005, METHOD_NEITHER, FILE_ANY_ACCESS)
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