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94 lines
2.7 KiB
94 lines
2.7 KiB
/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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acpimsft
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Abstract:
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This module controls all of the Microsoft specific (ie: not exported to
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anyone outside the company) structures, IOCTLS, and Defines.
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This file is included after acpiioct.h
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Author:
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Environment:
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NT Kernel Model Driver only
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--*/
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#ifndef _ACPIMSFT_H_
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#define _ACPIMSFT_H_
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#ifndef _ACPIIOCT_H_
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#error Need to include ACPIIOCT.H before ACPIMSFT.H
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#endif
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//
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// IRP_MJ_INTERNAL_DEVICE_CONTROL CODES
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//
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#define IOCTL_ACPI_REGISTER_OPREGION_HANDLER CTL_CODE(FILE_DEVICE_ACPI, 0x2, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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#define IOCTL_ACPI_UNREGISTER_OPREGION_HANDLER CTL_CODE(FILE_DEVICE_ACPI, 0x3, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
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//
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// Make sure that we define the right calling convention
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//
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#ifdef EXPORT
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#undef EXPORT
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#endif
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#define EXPORT __cdecl
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//
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// Data structures used for IOCTL_ACPI_REGISTER_OPREGION
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// IOCTL_ACPI_UNREGISTER_OPREGION
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//
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typedef NTSTATUS (EXPORT *PACPI_OPREGION_HANDLER)();
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typedef VOID (EXPORT *PACPI_OPREGION_CALLBACK)();
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typedef struct _ACPI_REGISTER_OPREGION_HANDLER_BUFFER {
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ULONG Signature;
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ULONG AccessType;
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ULONG RegionSpace;
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PACPI_OPREGION_HANDLER Handler;
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PVOID Context;
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} ACPI_REGISTER_OPREGION_HANDLER_BUFFER, *PACPI_REGISTER_OPREGION_HANDLER_BUFFER;
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typedef struct _ACPI_UNREGISTER_OPREGION_HANDLER_BUFFER {
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ULONG Signature;
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PVOID OperationRegionObject;
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} ACPI_UNREGISTER_OPREGION_HANDLER_BUFFER,*PACPI_UNREGISTER_OPREGION_HANDLER_BUFFER;
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//
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// Signatures for Register, Unregister of OpRegions
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//
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#define ACPI_REGISTER_OPREGION_HANDLER_BUFFER_SIGNATURE 'HorA'
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#define ACPI_UNREGISTER_OPREGION_HANDLER_BUFFER_SIGNATURE 'HouA'
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//
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// Access types for OpRegions
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//
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#define ACPI_OPREGION_ACCESS_AS_RAW 0x1
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#define ACPI_OPREGION_ACCESS_AS_COOKED 0x2
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//
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// Allowable region spaces
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//
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#define ACPI_OPREGION_REGION_SPACE_MEMORY 0x0
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#define ACPI_OPREGION_REGION_SPACE_IO 0x1
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#define ACPI_OPREGION_REGION_SPACE_PCI_CONFIG 0x2
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#define ACPI_OPREGION_REGION_SPACE_EC 0x3
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#define ACPI_OPREGION_REGION_SPACE_SMB 0x4
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#define ACPI_OPREGION_REGION_SPACE_CMOS_CONFIG 0x5
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#define ACPI_OPREGION_REGION_SPACE_PCIBARTARGET 0x6
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//
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// Operation to perform on region
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//
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#define ACPI_OPREGION_READ 0x0
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#define ACPI_OPREGION_WRITE 0x1
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#endif
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