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189 lines
4.9 KiB
189 lines
4.9 KiB
/*++
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Copyright (C) 1997-2001 Microsoft Corporation
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Module Name:
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NTCONFIG.H
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Abstract:
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This module contains the definitions associated with the conventions
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used to access the configuration registry.
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History:
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a--davj 04-Mar-97 Created.
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--*/
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#include <winnt.h>
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#ifndef _NTCONFIG_
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#define _NTCONFIG_
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typedef enum _CM_RESOURCE_TYPE {
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CmResourceTypeNull = 0, // Reserved
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CmResourceTypePort,
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CmResourceTypeInterrupt,
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CmResourceTypeMemory,
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CmResourceTypeDma,
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CmResourceTypeDeviceSpecific
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} CM_RESOURCE_TYPE;
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/*
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typedef union _LARGE_INTEGER {
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struct {
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ULONG LowPart;
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LONG HighPart;
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};
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LONGLONG QuadPart;
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} LARGE_INTEGER, *PLARGE_INTEGER;
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*/
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typedef LARGE_INTEGER PHYSICAL_ADDRESS;
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typedef enum Interface_Type {
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Internal,
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Isa,
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Eisa,
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MicroChannel,
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TurboChannel,
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PCIBus,
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VMEBus,
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NuBus,
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PCMCIABus,
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CBus,
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MPIBus,
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MPSABus,
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MaximumInterfaceType
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}INTERFACE_TYPE;
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#define REG_RESOURCE_LIST ( 8 ) // Resource list in the resource map
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#define REG_FULL_RESOURCE_DESCRIPTOR ( 9 ) // Resource list in the hardware description
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//
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// Make sure alignment is made properly by compiler; otherwise move
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// flags back to the top of the structure (common to all members of the
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// union).
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//
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#pragma pack(4)
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typedef struct _CM_PARTIAL_RESOURCE_DESCRIPTOR {
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UCHAR Type;
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UCHAR ShareDisposition;
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USHORT Flags;
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union {
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//
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// Range of port numbers, inclusive. These are physical, bus
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// relative. The value should be the same as the one passed to
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// HalTranslateBusAddress().
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//
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struct {
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PHYSICAL_ADDRESS Start;
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ULONG Length;
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} Port;
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//
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// IRQL and vector. Should be same values as were passed to
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// HalGetInterruptVector().
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//
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struct {
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ULONG Level;
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ULONG Vector;
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ULONG Affinity;
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} Interrupt;
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//
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// Range of memory addresses, inclusive. These are physical, bus
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// relative. The value should be the same as the one passed to
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// HalTranslateBusAddress().
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//
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struct {
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PHYSICAL_ADDRESS Start; // 64 bit physical addresses.
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ULONG Length;
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} Memory;
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//
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// Physical DMA channel.
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//
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struct {
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ULONG Channel;
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ULONG Port;
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ULONG Reserved1;
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} Dma;
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//
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// Device Specific information defined by the driver.
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// The DataSize field indicates the size of the data in bytes. The
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// data is located immediately after the DeviceSpecificData field in
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// the structure.
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//
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struct {
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ULONG DataSize;
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ULONG Reserved1;
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ULONG Reserved2;
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} DeviceSpecificData;
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} u;
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} CM_PARTIAL_RESOURCE_DESCRIPTOR, *PCM_PARTIAL_RESOURCE_DESCRIPTOR;
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#pragma pack()
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//
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// A Partial Resource List is what can be found in the ARC firmware
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// or will be generated by ntdetect.com.
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// The configuration manager will transform this structure into a Full
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// resource descriptor when it is about to store it in the regsitry.
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//
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// Note: There must a be a convention to the order of fields of same type,
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// (defined on a device by device basis) so that the fields can make sense
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// to a driver (i.e. when multiple memory ranges are necessary).
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//
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typedef struct _CM_PARTIAL_RESOURCE_LIST {
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USHORT Version;
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USHORT Revision;
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ULONG Count;
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CM_PARTIAL_RESOURCE_DESCRIPTOR PartialDescriptors[1];
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} CM_PARTIAL_RESOURCE_LIST, *PCM_PARTIAL_RESOURCE_LIST;
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//
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// A Full Resource Descriptor is what can be found in the registry.
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// This is what will be returned to a driver when it queries the registry
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// to get device information; it will be stored under a key in the hardware
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// description tree.
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//
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// Note: The BusNumber and Type are redundant information, but we will keep
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// it since it allows the driver _not_ to append it when it is creating
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// a resource list which could possibly span multiple buses.
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//
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// Note2: There must a be a convention to the order of fields of same type,
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// (defined on a device by device basis) so that the fields can make sense
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// to a driver (i.e. when multiple memory ranges are necessary).
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//
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typedef struct _CM_FULL_RESOURCE_DESCRIPTOR {
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INTERFACE_TYPE InterfaceType;
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ULONG BusNumber;
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CM_PARTIAL_RESOURCE_LIST PartialResourceList;
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} CM_FULL_RESOURCE_DESCRIPTOR, *PCM_FULL_RESOURCE_DESCRIPTOR;
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//
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// The Resource list is what will be stored by the drivers into the
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// resource map via the IO API.
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//
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typedef struct _CM_RESOURCE_LIST {
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ULONG Count;
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CM_FULL_RESOURCE_DESCRIPTOR List[1];
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} CM_RESOURCE_LIST, *PCM_RESOURCE_LIST;
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#endif // _NTCONFIG_
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