oprghdlr.h

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#include "wdm.h"
 
#ifdef EXPORT
  #undef EXPORT
#endif
#define EXPORT  __cdecl
 
 
typedef VOID (EXPORT *PACPI_OP_REGION_CALLBACK)();
 
typedef
NTSTATUS
(EXPORT *PACPI_OP_REGION_HANDLER) (ULONG AccessType,
                                   PVOID OperationRegionObject,
                                   ULONG Address,
                                   ULONG Size,
                                   PULONG Data,
                                   ULONG_PTR Context,
                                   PACPI_OP_REGION_CALLBACK CompletionHandler,
                                   PVOID CompletionContext);
 
NTSTATUS
RegisterOpRegionHandler (IN PDEVICE_OBJECT DeviceObject,
                         IN ULONG AccessType,
                         IN ULONG RegionSpace,
                         IN PACPI_OP_REGION_HANDLER Handler,
                         IN PVOID Context, IN ULONG Flags,
                         IN OUT PVOID *OperationRegionObject);
 
NTSTATUS
DeRegisterOpRegionHandler (IN PDEVICE_OBJECT DeviceObject,
                           IN PVOID OperationRegionObject);
 
#define ACPI_OPREGION_ACCESS_AS_RAW            0x1
#define ACPI_OPREGION_ACCESS_AS_COOKED         0x2
#define ACPI_OPREGION_REGION_SPACE_MEMORY      0x0
#define ACPI_OPREGION_REGION_SPACE_IO          0x1
#define ACPI_OPREGION_REGION_SPACE_PCI_CONFIG  0x2
#define ACPI_OPREGION_REGION_SPACE_EC          0x3
#define ACPI_OPREGION_REGION_SPACE_SMB         0x4
#define ACPI_OPREGION_READ                     0x0
#define ACPI_OPREGION_WRITE                    0x1
#define ACPI_OPREGION_ACCESS_AT_HIGH_LEVEL     0x1