/*++

Copyright (c) 1989-1997  Microsoft Corporation

Module Name:

    miniport.h

Abstract:

    Type definitions for miniport drivers.

Revision History:

--*/

#ifndef _MINIPORT_
#define _MINIPORT_

#include "stddef.h"

#define ASSERT( exp )

#ifndef FAR
#define FAR
#endif


#ifndef IN
#define IN
#endif

#ifndef OUT
#define OUT
#endif

#ifndef OPTIONAL
#define OPTIONAL
#endif

#ifndef NOTHING
#define NOTHING
#endif

#ifndef CRITICAL
#define CRITICAL
#endif

#ifndef ANYSIZE_ARRAY
#define ANYSIZE_ARRAY 1       // winnt
#endif

// begin_winnt

#if defined(_M_MRX000) && !(defined(MIDL_PASS) || defined(RC_INVOKED)) && defined(ENABLE_RESTRICTED)
#define RESTRICTED_POINTER __restrict
#else
#define RESTRICTED_POINTER
#endif

#if defined(_M_MRX000) || defined(_M_ALPHA) || defined(_M_PPC) || defined(_M_IA64)
#define UNALIGNED __unaligned
#if defined(_WIN64)
#define UNALIGNED64 __unaligned
#else
#define UNALIGNED64
#endif
#else
#define UNALIGNED
#define UNALIGNED64
#endif


#if defined(_WIN64) || defined(_M_ALPHA)
#define MAX_NATURAL_ALIGNMENT sizeof(ULONGLONG)
#else
#define MAX_NATURAL_ALIGNMENT sizeof(ULONG)
#endif

//
// TYPE_ALIGNMENT will return the alignment requirements of a given type for
// the current platform.
//

#ifndef __cplusplus
#define TYPE_ALIGNMENT( t ) \
    FIELD_OFFSET( struct { char x; t test; }, test )
#endif

#if defined(_WIN64)

#define PROBE_ALIGNMENT( _s ) (TYPE_ALIGNMENT( _s ) > TYPE_ALIGNMENT( ULONG ) ? \
                               TYPE_ALIGNMENT( _s ) : TYPE_ALIGNMENT( ULONG ))

#else

#define PROBE_ALIGNMENT( _s ) TYPE_ALIGNMENT( ULONG )

#endif

//
// C_ASSERT() can be used to perform many compile-time assertions:
//            type sizes, field offsets, etc.
//
// An assertion failure results in error C2118: negative subscript.
//

#define C_ASSERT(e) typedef char __C_ASSERT__[(e)?1:-1]

#if !defined(_MAC) && (defined(_M_MRX000) || defined(_M_ALPHA) || defined(_M_IA64)) && (_MSC_VER >= 1100) && !(defined(MIDL_PASS) || defined(RC_INVOKED))
#define POINTER_64 __ptr64
typedef unsigned __int64 POINTER_64_INT;
#if defined(_WIN64)
#define POINTER_32 __ptr32
#else
#define POINTER_32
#endif
#else
#if defined(_MAC) && defined(_MAC_INT_64)
#define POINTER_64 __ptr64
typedef unsigned __int64 POINTER_64_INT;
#else
#define POINTER_64
typedef unsigned long POINTER_64_INT;
#endif
#define POINTER_32
#endif

#if defined(_IA64_)
#define FIRMWARE_PTR
#else
#define FIRMWARE_PTR POINTER_32
#endif

#include <basetsd.h>

// end_winnt

#ifndef CONST
#define CONST               const
#endif

// begin_winnt

#if (defined(_M_IX86) || defined(_M_ALPHA) || defined(_M_IA64)) && !defined(MIDL_PASS)
#define DECLSPEC_IMPORT     __declspec(dllimport)
#else
#define DECLSPEC_IMPORT
#endif

#ifndef DECLSPEC_NORETURN
#if (_MSC_VER >= 1200) && !defined(MIDL_PASS)
#define DECLSPEC_NORETURN   __declspec(noreturn)
#else
#define DECLSPEC_NORETURN
#endif
#endif

#ifndef DECLSPEC_ALIGN
#if (_MSC_VER >= 1300) && !defined(MIDL_PASS)
#define DECLSPEC_ALIGN(x)   __declspec(align(x))
#else
#define DECLSPEC_ALIGN(x)
#endif
#endif

#ifndef DECLSPEC_UUID
#if (_MSC_VER >= 1100) && defined (__cplusplus)
#define DECLSPEC_UUID(x)    __declspec(uuid(x))
#else
#define DECLSPEC_UUID(x)
#endif
#endif

#ifndef DECLSPEC_NOVTABLE
#if (_MSC_VER >= 1100) && defined(__cplusplus)
#define DECLSPEC_NOVTABLE   __declspec(novtable)
#else
#define DECLSPEC_NOVTABLE
#endif
#endif

#ifndef DECLSPEC_SELECTANY
#if (_MSC_VER >= 1100)
#define DECLSPEC_SELECTANY  __declspec(selectany)
#else
#define DECLSPEC_SELECTANY
#endif
#endif

#ifndef NOP_FUNCTION
#if (_MSC_VER >= 1210)
#define NOP_FUNCTION __noop
#else
#define NOP_FUNCTION (void)0
#endif
#endif

#ifndef DECLSPEC_ADDRSAFE
#if (_MSC_VER >= 1200) && (defined(_M_ALPHA) || defined(_M_AXP64))
#define DECLSPEC_ADDRSAFE  __declspec(address_safe)
#else
#define DECLSPEC_ADDRSAFE
#endif
#endif

// end_winnt

//
// Void
//
// begin_winnt

typedef void *PVOID;
typedef void * POINTER_64 PVOID64;

// end_winnt

#if defined(_M_IX86)
#define FASTCALL __fastcall
#else
#define FASTCALL
#endif

#if (_MSC_VER >= 1200) && defined(_M_IX86)
#define FORCEINLINE static __forceinline
#else
#define FORCEINLINE __inline
#endif


//
// Basics
//

#ifndef VOID
#define VOID void
typedef char CHAR;
typedef short SHORT;
typedef long LONG;
#endif

//
// UNICODE (Wide Character) types
//

#ifndef _MAC
typedef wchar_t WCHAR;    // wc,   16-bit UNICODE character
#else
// some Macintosh compilers don't define wchar_t in a convenient location, or define it as a char
typedef unsigned short WCHAR;    // wc,   16-bit UNICODE character
#endif

typedef WCHAR *PWCHAR;
typedef WCHAR *LPWCH, *PWCH;
typedef CONST WCHAR *LPCWCH, *PCWCH;
typedef WCHAR *NWPSTR;
typedef WCHAR *LPWSTR, *PWSTR;

typedef CONST WCHAR *LPCWSTR, *PCWSTR;

//
// ANSI (Multi-byte Character) types
//
typedef CHAR *PCHAR;
typedef CHAR *LPCH, *PCH;

typedef CONST CHAR *LPCCH, *PCCH;
typedef CHAR *NPSTR;
typedef CHAR *LPSTR, *PSTR;
typedef CONST CHAR *LPCSTR, *PCSTR;

//
// Neutral ANSI/UNICODE types and macros
//
#ifdef  UNICODE                     // r_winnt

#ifndef _TCHAR_DEFINED
typedef WCHAR TCHAR, *PTCHAR;
typedef WCHAR TUCHAR, *PTUCHAR;
#define _TCHAR_DEFINED
#endif /* !_TCHAR_DEFINED */

typedef LPWSTR LPTCH, PTCH;
typedef LPWSTR PTSTR, LPTSTR;
typedef LPCWSTR PCTSTR, LPCTSTR;
typedef LPWSTR LP;
#define __TEXT(quote) L##quote      // r_winnt

#else   /* UNICODE */               // r_winnt

#ifndef _TCHAR_DEFINED
typedef char TCHAR, *PTCHAR;
typedef unsigned char TUCHAR, *PTUCHAR;
#define _TCHAR_DEFINED
#endif /* !_TCHAR_DEFINED */

typedef LPSTR LPTCH, PTCH;
typedef LPSTR PTSTR, LPTSTR;
typedef LPCSTR PCTSTR, LPCTSTR;
#define __TEXT(quote) quote         // r_winnt

#endif /* UNICODE */                // r_winnt
#define TEXT(quote) __TEXT(quote)   // r_winnt


// end_winnt

typedef double DOUBLE;

typedef struct _QUAD {              // QUAD is for those times we want
    double  DoNotUseThisField;      // an 8 byte aligned 8 byte long structure
} QUAD;                             // which is NOT really a floating point
                                    // number.  Use DOUBLE if you want an FP
                                    // number.

//
// Pointer to Basics
//

typedef SHORT *PSHORT;  // winnt
typedef LONG *PLONG;    // winnt
typedef QUAD *PQUAD;

//
// Unsigned Basics
//

// Tell windef.h that some types are already defined.
#define BASETYPES

typedef unsigned char UCHAR;
typedef unsigned short USHORT;
typedef unsigned long ULONG;
typedef QUAD UQUAD;

//
// Pointer to Unsigned Basics
//

typedef UCHAR *PUCHAR;
typedef USHORT *PUSHORT;
typedef ULONG *PULONG;
typedef UQUAD *PUQUAD;

//
// Signed characters
//

typedef signed char SCHAR;
typedef SCHAR *PSCHAR;

#ifndef NO_STRICT
#ifndef STRICT
#define STRICT 1
#endif
#endif

//
// Handle to an Object
//

// begin_winnt

#ifdef STRICT
typedef void *HANDLE;
#define DECLARE_HANDLE(name) struct name##__ { int unused; }; typedef struct name##__ *name
#else
typedef PVOID HANDLE;
#define DECLARE_HANDLE(name) typedef HANDLE name
#endif
typedef HANDLE *PHANDLE;

//
// Flag (bit) fields
//

typedef UCHAR  FCHAR;
typedef USHORT FSHORT;
typedef ULONG  FLONG;

// Component Object Model defines, and macros

#ifndef _HRESULT_DEFINED
#define _HRESULT_DEFINED
typedef LONG HRESULT;

#endif // !_HRESULT_DEFINED

#ifdef __cplusplus
    #define EXTERN_C    extern "C"
#else
    #define EXTERN_C    extern
#endif

#if defined(_WIN32) || defined(_MPPC_)

// Win32 doesn't support __export

#ifdef _68K_
#define STDMETHODCALLTYPE       __cdecl
#else
#define STDMETHODCALLTYPE       __stdcall
#endif
#define STDMETHODVCALLTYPE      __cdecl

#define STDAPICALLTYPE          __stdcall
#define STDAPIVCALLTYPE         __cdecl

#else

#define STDMETHODCALLTYPE       __export __stdcall
#define STDMETHODVCALLTYPE      __export __cdecl

#define STDAPICALLTYPE          __export __stdcall
#define STDAPIVCALLTYPE         __export __cdecl

#endif


#define STDAPI                  EXTERN_C HRESULT STDAPICALLTYPE
#define STDAPI_(type)           EXTERN_C type STDAPICALLTYPE

#define STDMETHODIMP            HRESULT STDMETHODCALLTYPE
#define STDMETHODIMP_(type)     type STDMETHODCALLTYPE

// The 'V' versions allow Variable Argument lists.

#define STDAPIV                 EXTERN_C HRESULT STDAPIVCALLTYPE
#define STDAPIV_(type)          EXTERN_C type STDAPIVCALLTYPE

#define STDMETHODIMPV           HRESULT STDMETHODVCALLTYPE
#define STDMETHODIMPV_(type)    type STDMETHODVCALLTYPE

// end_winnt


//
// Low order two bits of a handle are ignored by the system and available
// for use by application code as tag bits.  The remaining bits are opaque
// and used to store a serial number and table index.
//

#define OBJ_HANDLE_TAGBITS  0x00000003L

//
// Cardinal Data Types [0 - 2**N-2)
//

typedef char CCHAR;          // winnt
typedef short CSHORT;
typedef ULONG CLONG;

typedef CCHAR *PCCHAR;
typedef CSHORT *PCSHORT;
typedef CLONG *PCLONG;


//
// __int64 is only supported by 2.0 and later midl.
// __midl is set by the 2.0 midl and not by 1.0 midl.
//

#define _ULONGLONG_
#if (!defined (_MAC) && (!defined(MIDL_PASS) || defined(__midl)) && (!defined(_M_IX86) || (defined(_INTEGRAL_MAX_BITS) && _INTEGRAL_MAX_BITS >= 64)))
typedef __int64 LONGLONG;
typedef unsigned __int64 ULONGLONG;

#define MAXLONGLONG                      (0x7fffffffffffffff)
#else

#if defined(_MAC) && defined(_MAC_INT_64)
typedef __int64 LONGLONG;
typedef unsigned __int64 ULONGLONG;

#define MAXLONGLONG                      (0x7fffffffffffffff)
#else
typedef double LONGLONG;
typedef double ULONGLONG;
#endif //_MAC and int64

#endif

typedef LONGLONG *PLONGLONG;
typedef ULONGLONG *PULONGLONG;

// Update Sequence Number

typedef LONGLONG USN;

#if defined(MIDL_PASS)
typedef struct _LARGE_INTEGER {
#else // MIDL_PASS
typedef union _LARGE_INTEGER {
    struct {
        ULONG LowPart;
        LONG HighPart;
    };
    struct {
        ULONG LowPart;
        LONG HighPart;
    } u;
#endif //MIDL_PASS
    LONGLONG QuadPart;
} LARGE_INTEGER;

typedef LARGE_INTEGER *PLARGE_INTEGER;


#if defined(MIDL_PASS)
typedef struct _ULARGE_INTEGER {
#else // MIDL_PASS
typedef union _ULARGE_INTEGER {
    struct {
        ULONG LowPart;
        ULONG HighPart;
    };
    struct {
        ULONG LowPart;
        ULONG HighPart;
    } u;
#endif //MIDL_PASS
    ULONGLONG QuadPart;
} ULARGE_INTEGER;

typedef ULARGE_INTEGER *PULARGE_INTEGER;


//
// Physical address.
//

typedef LARGE_INTEGER PHYSICAL_ADDRESS, *PPHYSICAL_ADDRESS;


//
// Boolean
//

typedef UCHAR BOOLEAN;           // winnt
typedef BOOLEAN *PBOOLEAN;       // winnt


//
// Constants
//

#define FALSE   0
#define TRUE    1

#ifndef NULL
#ifdef __cplusplus
#define NULL    0
#define NULL64  0
#else
#define NULL    ((void *)0)
#define NULL64  ((void * POINTER_64)0)
#endif
#endif // NULL

//
// Calculate the byte offset of a field in a structure of type type.
//

#define FIELD_OFFSET(type, field)    ((LONG)(LONG_PTR)&(((type *)0)->field))


//
// Calculate the address of the base of the structure given its type, and an
// address of a field within the structure.
//

#define CONTAINING_RECORD(address, type, field) ((type *)( \
                                                  (PCHAR)(address) - \
                                                  (ULONG_PTR)(&((type *)0)->field)))


//
// Interrupt Request Level (IRQL)
//

typedef UCHAR KIRQL;

typedef KIRQL *PKIRQL;


//
// Macros used to eliminate compiler warning generated when formal
// parameters or local variables are not declared.
//
// Use DBG_UNREFERENCED_PARAMETER() when a parameter is not yet
// referenced but will be once the module is completely developed.
//
// Use DBG_UNREFERENCED_LOCAL_VARIABLE() when a local variable is not yet
// referenced but will be once the module is completely developed.
//
// Use UNREFERENCED_PARAMETER() if a parameter will never be referenced.
//
// DBG_UNREFERENCED_PARAMETER and DBG_UNREFERENCED_LOCAL_VARIABLE will
// eventually be made into a null macro to help determine whether there
// is unfinished work.
//

#if ! defined(lint)
#define UNREFERENCED_PARAMETER(P)          (P)
#define DBG_UNREFERENCED_PARAMETER(P)      (P)
#define DBG_UNREFERENCED_LOCAL_VARIABLE(V) (V)

#else // lint

// Note: lint -e530 says don't complain about uninitialized variables for
// this varible.  Error 527 has to do with unreachable code.
// -restore restores checking to the -save state

#define UNREFERENCED_PARAMETER(P)          \
    /*lint -save -e527 -e530 */ \
    { \
        (P) = (P); \
    } \
    /*lint -restore */
#define DBG_UNREFERENCED_PARAMETER(P)      \
    /*lint -save -e527 -e530 */ \
    { \
        (P) = (P); \
    } \
    /*lint -restore */
#define DBG_UNREFERENCED_LOCAL_VARIABLE(V) \
    /*lint -save -e527 -e530 */ \
    { \
        (V) = (V); \
    } \
    /*lint -restore */

#endif // lint

//
// Macro used to eliminate compiler warning 4715 within a switch statement
// when all possible cases have already been accounted for.
//
// switch (a & 3) {
//     case 0: return 1;
//     case 1: return Foo();
//     case 2: return Bar();
//     case 3: return 1;
//     DEFAULT_UNREACHABLE;
//

#if (_MSC_VER > 1200)
#define DEFAULT_UNREACHABLE default: __assume(0)
#else

//
// Older compilers do not support __assume(), and there is no other free
// method of eliminating the warning.
//

#define DEFAULT_UNREACHABLE

#endif


#ifdef _X86_

//
// Disable these two pramas that evaluate to "sti" "cli" on x86 so that driver
// writers to not leave them inadvertantly in their code.
//

#if !defined(MIDL_PASS)
#if !defined(RC_INVOKED)

#if _MSC_VER >= 1200
#pragma warning(push)
#endif
#pragma warning(disable:4164)   // disable C4164 warning so that apps that
                                // build with /Od don't get weird errors !
#ifdef _M_IX86
#pragma function(_enable)
#pragma function(_disable)
#endif

#if _MSC_VER >= 1200
#pragma warning(pop)
#else
#pragma warning(default:4164)   // reenable C4164 warning
#endif

#endif
#endif


#endif //_X86_

//
// Define the I/O bus interface types.
//

typedef enum _INTERFACE_TYPE {
    InterfaceTypeUndefined = -1,
    Internal,
    Isa,
    Eisa,
    MicroChannel,
    TurboChannel,
    PCIBus,
    VMEBus,
    NuBus,
    PCMCIABus,
    CBus,
    MPIBus,
    MPSABus,
    ProcessorInternal,
    InternalPowerBus,
    PNPISABus,
    PNPBus,
    MaximumInterfaceType
}INTERFACE_TYPE, *PINTERFACE_TYPE;

//
// Define the DMA transfer widths.
//

typedef enum _DMA_WIDTH {
    Width8Bits,
    Width16Bits,
    Width32Bits,
    MaximumDmaWidth
}DMA_WIDTH, *PDMA_WIDTH;

//
// Define DMA transfer speeds.
//

typedef enum _DMA_SPEED {
    Compatible,
    TypeA,
    TypeB,
    TypeC,
    TypeF,
    MaximumDmaSpeed
}DMA_SPEED, *PDMA_SPEED;

//
// Define Interface reference/dereference routines for
//  Interfaces exported by IRP_MN_QUERY_INTERFACE
//

typedef VOID (*PINTERFACE_REFERENCE)(PVOID Context);
typedef VOID (*PINTERFACE_DEREFERENCE)(PVOID Context);

// end_wdm

//
// Define types of bus information.
//

typedef enum _BUS_DATA_TYPE {
    ConfigurationSpaceUndefined = -1,
    Cmos,
    EisaConfiguration,
    Pos,
    CbusConfiguration,
    PCIConfiguration,
    VMEConfiguration,
    NuBusConfiguration,
    PCMCIAConfiguration,
    MPIConfiguration,
    MPSAConfiguration,
    PNPISAConfiguration,
    SgiInternalConfiguration,
    MaximumBusDataType
} BUS_DATA_TYPE, *PBUS_DATA_TYPE;


#include <guiddef.h>


//
// Interrupt modes.
//

typedef enum _KINTERRUPT_MODE {
    LevelSensitive,
    Latched
    } KINTERRUPT_MODE;


//
// Structures used by the kernel drivers to describe which ports must be
// hooked out directly from the V86 emulator to the driver.
//

typedef enum _EMULATOR_PORT_ACCESS_TYPE {
    Uchar,
    Ushort,
    Ulong
} EMULATOR_PORT_ACCESS_TYPE, *PEMULATOR_PORT_ACCESS_TYPE;

//
// Access Modes
//

#define EMULATOR_READ_ACCESS    0x01
#define EMULATOR_WRITE_ACCESS   0x02

typedef struct _EMULATOR_ACCESS_ENTRY {
    ULONG BasePort;
    ULONG NumConsecutivePorts;
    EMULATOR_PORT_ACCESS_TYPE AccessType;
    UCHAR AccessMode;
    UCHAR StringSupport;
    PVOID Routine;
} EMULATOR_ACCESS_ENTRY, *PEMULATOR_ACCESS_ENTRY;


typedef struct _PCI_SLOT_NUMBER {
    union {
        struct {
            ULONG   DeviceNumber:5;
            ULONG   FunctionNumber:3;
            ULONG   Reserved:24;
        } bits;
        ULONG   AsULONG;
    } u;
} PCI_SLOT_NUMBER, *PPCI_SLOT_NUMBER;


#define PCI_TYPE0_ADDRESSES             6
#define PCI_TYPE1_ADDRESSES             2
#define PCI_TYPE2_ADDRESSES             5

typedef struct _PCI_COMMON_CONFIG {
    USHORT  VendorID;                   // (ro)
    USHORT  DeviceID;                   // (ro)
    USHORT  Command;                    // Device control
    USHORT  Status;
    UCHAR   RevisionID;                 // (ro)
    UCHAR   ProgIf;                     // (ro)
    UCHAR   SubClass;                   // (ro)
    UCHAR   BaseClass;                  // (ro)
    UCHAR   CacheLineSize;              // (ro+)
    UCHAR   LatencyTimer;               // (ro+)
    UCHAR   HeaderType;                 // (ro)
    UCHAR   BIST;                       // Built in self test

    union {
        struct _PCI_HEADER_TYPE_0 {
            ULONG   BaseAddresses[PCI_TYPE0_ADDRESSES];
            ULONG   CIS;
            USHORT  SubVendorID;
            USHORT  SubSystemID;
            ULONG   ROMBaseAddress;
            UCHAR   CapabilitiesPtr;
            UCHAR   Reserved1[3];
            ULONG   Reserved2;
            UCHAR   InterruptLine;      //
            UCHAR   InterruptPin;       // (ro)
            UCHAR   MinimumGrant;       // (ro)
            UCHAR   MaximumLatency;     // (ro)
        } type0;


    } u;

    UCHAR   DeviceSpecific[192];

} PCI_COMMON_CONFIG, *PPCI_COMMON_CONFIG;


#define PCI_COMMON_HDR_LENGTH (FIELD_OFFSET (PCI_COMMON_CONFIG, DeviceSpecific))

#define PCI_MAX_DEVICES                     32
#define PCI_MAX_FUNCTION                    8
#define PCI_MAX_BRIDGE_NUMBER               0xFF

#define PCI_INVALID_VENDORID                0xFFFF

//
// Bit encodings for  PCI_COMMON_CONFIG.HeaderType
//

#define PCI_MULTIFUNCTION                   0x80
#define PCI_DEVICE_TYPE                     0x00
#define PCI_BRIDGE_TYPE                     0x01
#define PCI_CARDBUS_BRIDGE_TYPE             0x02

#define PCI_CONFIGURATION_TYPE(PciData) \
    (((PPCI_COMMON_CONFIG)(PciData))->HeaderType & ~PCI_MULTIFUNCTION)

#define PCI_MULTIFUNCTION_DEVICE(PciData) \
    ((((PPCI_COMMON_CONFIG)(PciData))->HeaderType & PCI_MULTIFUNCTION) != 0)

//
// Bit encodings for PCI_COMMON_CONFIG.Command
//

#define PCI_ENABLE_IO_SPACE                 0x0001
#define PCI_ENABLE_MEMORY_SPACE             0x0002
#define PCI_ENABLE_BUS_MASTER               0x0004
#define PCI_ENABLE_SPECIAL_CYCLES           0x0008
#define PCI_ENABLE_WRITE_AND_INVALIDATE     0x0010
#define PCI_ENABLE_VGA_COMPATIBLE_PALETTE   0x0020
#define PCI_ENABLE_PARITY                   0x0040  // (ro+)
#define PCI_ENABLE_WAIT_CYCLE               0x0080  // (ro+)
#define PCI_ENABLE_SERR                     0x0100  // (ro+)
#define PCI_ENABLE_FAST_BACK_TO_BACK        0x0200  // (ro)

//
// Bit encodings for PCI_COMMON_CONFIG.Status
//

#define PCI_STATUS_CAPABILITIES_LIST        0x0010  // (ro)
#define PCI_STATUS_66MHZ_CAPABLE            0x0020  // (ro)
#define PCI_STATUS_UDF_SUPPORTED            0x0040  // (ro)
#define PCI_STATUS_FAST_BACK_TO_BACK        0x0080  // (ro)
#define PCI_STATUS_DATA_PARITY_DETECTED     0x0100
#define PCI_STATUS_DEVSEL                   0x0600  // 2 bits wide
#define PCI_STATUS_SIGNALED_TARGET_ABORT    0x0800
#define PCI_STATUS_RECEIVED_TARGET_ABORT    0x1000
#define PCI_STATUS_RECEIVED_MASTER_ABORT    0x2000
#define PCI_STATUS_SIGNALED_SYSTEM_ERROR    0x4000
#define PCI_STATUS_DETECTED_PARITY_ERROR    0x8000

//
// The NT PCI Driver uses a WhichSpace parameter on its CONFIG_READ/WRITE
// routines.   The following values are defined-
//

#define PCI_WHICHSPACE_CONFIG               0x0
#define PCI_WHICHSPACE_ROM                  0x52696350

// end_wdm
//
// PCI Capability IDs
//

#define PCI_CAPABILITY_ID_POWER_MANAGEMENT  0x01
#define PCI_CAPABILITY_ID_AGP               0x02
#define PCI_CAPABILITY_ID_MSI               0x05

//
// All PCI Capability structures have the following header.
//
// CapabilityID is used to identify the type of the structure (is
// one of the PCI_CAPABILITY_ID values above.
//
// Next is the offset in PCI Configuration space (0x40 - 0xfc) of the
// next capability structure in the list, or 0x00 if there are no more
// entries.
//
typedef struct _PCI_CAPABILITIES_HEADER {
    UCHAR   CapabilityID;
    UCHAR   Next;
} PCI_CAPABILITIES_HEADER, *PPCI_CAPABILITIES_HEADER;

//
// Power Management Capability
//

typedef struct _PCI_PMC {
    UCHAR       Version:3;
    UCHAR       PMEClock:1;
    UCHAR       Rsvd1:1;
    UCHAR       DeviceSpecificInitialization:1;
    UCHAR       Rsvd2:2;
    struct _PM_SUPPORT {
        UCHAR   Rsvd2:1;
        UCHAR   D1:1;
        UCHAR   D2:1;
        UCHAR   PMED0:1;
        UCHAR   PMED1:1;
        UCHAR   PMED2:1;
        UCHAR   PMED3Hot:1;
        UCHAR   PMED3Cold:1;
    } Support;
} PCI_PMC, *PPCI_PMC;

typedef struct _PCI_PMCSR {
    USHORT      PowerState:2;
    USHORT      Rsvd1:6;
    USHORT      PMEEnable:1;
    USHORT      DataSelect:4;
    USHORT      DataScale:2;
    USHORT      PMEStatus:1;
} PCI_PMCSR, *PPCI_PMCSR;


typedef struct _PCI_PMCSR_BSE {
    UCHAR       Rsvd1:6;
    UCHAR       D3HotSupportsStopClock:1;       // B2_B3#
    UCHAR       BusPowerClockControlEnabled:1;  // BPCC_EN
} PCI_PMCSR_BSE, *PPCI_PMCSR_BSE;


typedef struct _PCI_PM_CAPABILITY {

    PCI_CAPABILITIES_HEADER Header;

    //
    // Power Management Capabilities (Offset = 2)
    //

    union {
        PCI_PMC         Capabilities;
        USHORT          AsUSHORT;
    } PMC;

    //
    // Power Management Control/Status (Offset = 4)
    //

    union {
        PCI_PMCSR       ControlStatus;
        USHORT          AsUSHORT;
    } PMCSR;

    //
    // PMCSR PCI-PCI Bridge Support Extensions
    //

    union {
        PCI_PMCSR_BSE   BridgeSupport;
        UCHAR           AsUCHAR;
    } PMCSR_BSE;

    //
    // Optional read only 8 bit Data register.  Contents controlled by
    // DataSelect and DataScale in ControlStatus.
    //

    UCHAR   Data;

} PCI_PM_CAPABILITY, *PPCI_PM_CAPABILITY;

//
// AGP Capability
//

typedef struct _PCI_AGP_CAPABILITY {

    PCI_CAPABILITIES_HEADER Header;

    USHORT  Minor:4;
    USHORT  Major:4;
    USHORT  Rsvd1:8;

    struct  _PCI_AGP_STATUS {
        ULONG   Rate:3;
        ULONG   Rsvd1:1;
        ULONG   FastWrite:1;
        ULONG   FourGB:1;
        ULONG   Rsvd2:3;
        ULONG   SideBandAddressing:1;                   // SBA
        ULONG   Rsvd3:14;
        ULONG   RequestQueueDepthMaximum:8;             // RQ
    } AGPStatus;

    struct  _PCI_AGP_COMMAND {
        ULONG   Rate:3;
        ULONG   Rsvd1:1;
        ULONG   FastWriteEnable:1;
        ULONG   FourGBEnable:1;
        ULONG   Rsvd2:2;
        ULONG   AGPEnable:1;
        ULONG   SBAEnable:1;
        ULONG   Rsvd3:14;
        ULONG   RequestQueueDepth:8;
    } AGPCommand;

} PCI_AGP_CAPABILITY, *PPCI_AGP_CAPABILITY;

#define PCI_AGP_RATE_1X     0x1
#define PCI_AGP_RATE_2X     0x2
#define PCI_AGP_RATE_4X     0x4

//
// MSI (Message Signalled Interrupts) Capability
//

typedef struct _PCI_MSI_CAPABILITY {

      PCI_CAPABILITIES_HEADER Header;

      struct _PCI_MSI_MESSAGE_CONTROL {
         USHORT  MSIEnable:1;
         USHORT  MultipleMessageCapable:3;
         USHORT  MultipleMessageEnable:3;
         USHORT  CapableOf64Bits:1;
         USHORT  Reserved:8;
      } MessageControl;

      union {
            struct _PCI_MSI_MESSAGE_ADDRESS {
               ULONG_PTR Reserved:2;              // always zero, DWORD aligned address
               ULONG_PTR Address:30;
            } Register;
            ULONG_PTR Raw;
      } MessageAddress;

      //
      // The rest of the Capability structure differs depending on whether
      // 32bit or 64bit addressing is being used.
      //
      // (The CapableOf64Bits bit above determines this)
      //

      union {

         // For 64 bit devices

         struct _PCI_MSI_64BIT_DATA {
            ULONG MessageUpperAddress;
            USHORT MessageData;
         } Bit64;

         // For 32 bit devices

         struct _PCI_MSI_32BIT_DATA {
            USHORT MessageData;
            ULONG Unused;
         } Bit32;
      } Data;

} PCI_MSI_CAPABILITY, *PPCI_PCI_CAPABILITY;

// begin_wdm
//
// Base Class Code encodings for Base Class (from PCI spec rev 2.1).
//

#define PCI_CLASS_PRE_20                    0x00
#define PCI_CLASS_MASS_STORAGE_CTLR         0x01
#define PCI_CLASS_NETWORK_CTLR              0x02
#define PCI_CLASS_DISPLAY_CTLR              0x03
#define PCI_CLASS_MULTIMEDIA_DEV            0x04
#define PCI_CLASS_MEMORY_CTLR               0x05
#define PCI_CLASS_BRIDGE_DEV                0x06
#define PCI_CLASS_SIMPLE_COMMS_CTLR         0x07
#define PCI_CLASS_BASE_SYSTEM_DEV           0x08
#define PCI_CLASS_INPUT_DEV                 0x09
#define PCI_CLASS_DOCKING_STATION           0x0a
#define PCI_CLASS_PROCESSOR                 0x0b
#define PCI_CLASS_SERIAL_BUS_CTLR           0x0c

// 0d thru fe reserved

#define PCI_CLASS_NOT_DEFINED               0xff

//
// Sub Class Code encodings (PCI rev 2.1).
//

// Class 00 - PCI_CLASS_PRE_20

#define PCI_SUBCLASS_PRE_20_NON_VGA         0x00
#define PCI_SUBCLASS_PRE_20_VGA             0x01

// Class 01 - PCI_CLASS_MASS_STORAGE_CTLR

#define PCI_SUBCLASS_MSC_SCSI_BUS_CTLR      0x00
#define PCI_SUBCLASS_MSC_IDE_CTLR           0x01
#define PCI_SUBCLASS_MSC_FLOPPY_CTLR        0x02
#define PCI_SUBCLASS_MSC_IPI_CTLR           0x03
#define PCI_SUBCLASS_MSC_RAID_CTLR          0x04
#define PCI_SUBCLASS_MSC_OTHER              0x80

// Class 02 - PCI_CLASS_NETWORK_CTLR

#define PCI_SUBCLASS_NET_ETHERNET_CTLR      0x00
#define PCI_SUBCLASS_NET_TOKEN_RING_CTLR    0x01
#define PCI_SUBCLASS_NET_FDDI_CTLR          0x02
#define PCI_SUBCLASS_NET_ATM_CTLR           0x03
#define PCI_SUBCLASS_NET_OTHER              0x80

// Class 03 - PCI_CLASS_DISPLAY_CTLR

// N.B. Sub Class 00 could be VGA or 8514 depending on Interface byte

#define PCI_SUBCLASS_VID_VGA_CTLR           0x00
#define PCI_SUBCLASS_VID_XGA_CTLR           0x01
#define PCI_SUBCLASS_VID_OTHER              0x80

// Class 04 - PCI_CLASS_MULTIMEDIA_DEV

#define PCI_SUBCLASS_MM_VIDEO_DEV           0x00
#define PCI_SUBCLASS_MM_AUDIO_DEV           0x01
#define PCI_SUBCLASS_MM_OTHER               0x80

// Class 05 - PCI_CLASS_MEMORY_CTLR

#define PCI_SUBCLASS_MEM_RAM                0x00
#define PCI_SUBCLASS_MEM_FLASH              0x01
#define PCI_SUBCLASS_MEM_OTHER              0x80

// Class 06 - PCI_CLASS_BRIDGE_DEV

#define PCI_SUBCLASS_BR_HOST                0x00
#define PCI_SUBCLASS_BR_ISA                 0x01
#define PCI_SUBCLASS_BR_EISA                0x02
#define PCI_SUBCLASS_BR_MCA                 0x03
#define PCI_SUBCLASS_BR_PCI_TO_PCI          0x04
#define PCI_SUBCLASS_BR_PCMCIA              0x05
#define PCI_SUBCLASS_BR_NUBUS               0x06
#define PCI_SUBCLASS_BR_CARDBUS             0x07
#define PCI_SUBCLASS_BR_OTHER               0x80

// Class 07 - PCI_CLASS_SIMPLE_COMMS_CTLR

// N.B. Sub Class 00 and 01 additional info in Interface byte

#define PCI_SUBCLASS_COM_SERIAL             0x00
#define PCI_SUBCLASS_COM_PARALLEL           0x01
#define PCI_SUBCLASS_COM_OTHER              0x80

// Class 08 - PCI_CLASS_BASE_SYSTEM_DEV

// N.B. See Interface byte for additional info.

#define PCI_SUBCLASS_SYS_INTERRUPT_CTLR     0x00
#define PCI_SUBCLASS_SYS_DMA_CTLR           0x01
#define PCI_SUBCLASS_SYS_SYSTEM_TIMER       0x02
#define PCI_SUBCLASS_SYS_REAL_TIME_CLOCK    0x03
#define PCI_SUBCLASS_SYS_OTHER              0x80

// Class 09 - PCI_CLASS_INPUT_DEV

#define PCI_SUBCLASS_INP_KEYBOARD           0x00
#define PCI_SUBCLASS_INP_DIGITIZER          0x01
#define PCI_SUBCLASS_INP_MOUSE              0x02
#define PCI_SUBCLASS_INP_OTHER              0x80

// Class 0a - PCI_CLASS_DOCKING_STATION

#define PCI_SUBCLASS_DOC_GENERIC            0x00
#define PCI_SUBCLASS_DOC_OTHER              0x80

// Class 0b - PCI_CLASS_PROCESSOR

#define PCI_SUBCLASS_PROC_386               0x00
#define PCI_SUBCLASS_PROC_486               0x01
#define PCI_SUBCLASS_PROC_PENTIUM           0x02
#define PCI_SUBCLASS_PROC_ALPHA             0x10
#define PCI_SUBCLASS_PROC_POWERPC           0x20
#define PCI_SUBCLASS_PROC_COPROCESSOR       0x40

// Class 0c - PCI_CLASS_SERIAL_BUS_CTLR

#define PCI_SUBCLASS_SB_IEEE1394            0x00
#define PCI_SUBCLASS_SB_ACCESS              0x01
#define PCI_SUBCLASS_SB_SSA                 0x02
#define PCI_SUBCLASS_SB_USB                 0x03
#define PCI_SUBCLASS_SB_FIBRE_CHANNEL       0x04


// end_ntndis

//
// Bit encodes for PCI_COMMON_CONFIG.u.type0.BaseAddresses
//

#define PCI_ADDRESS_IO_SPACE                0x00000001  // (ro)
#define PCI_ADDRESS_MEMORY_TYPE_MASK        0x00000006  // (ro)
#define PCI_ADDRESS_MEMORY_PREFETCHABLE     0x00000008  // (ro)

#define PCI_ADDRESS_IO_ADDRESS_MASK         0xfffffffc
#define PCI_ADDRESS_MEMORY_ADDRESS_MASK     0xfffffff0
#define PCI_ADDRESS_ROM_ADDRESS_MASK        0xfffff800

#define PCI_TYPE_32BIT      0
#define PCI_TYPE_20BIT      2
#define PCI_TYPE_64BIT      4

//
// Bit encodes for PCI_COMMON_CONFIG.u.type0.ROMBaseAddresses
//

#define PCI_ROMADDRESS_ENABLED              0x00000001


//
// Reference notes for PCI configuration fields:
//
// ro   these field are read only.  changes to these fields are ignored
//
// ro+  these field are intended to be read only and should be initialized
//      by the system to their proper values.  However, driver may change
//      these settings.
//
// ---
//
//      All resources comsumed by a PCI device start as unitialized
//      under NT.  An uninitialized memory or I/O base address can be
//      determined by checking it's corrisponding enabled bit in the
//      PCI_COMMON_CONFIG.Command value.  An InterruptLine is unitialized
//      if it contains the value of -1.
//


//
// Defines the Type in the RESOURCE_DESCRIPTOR
//
// NOTE:  For all CM_RESOURCE_TYPE values, there must be a
// corresponding ResType value in the 32-bit ConfigMgr headerfile
// (cfgmgr32.h).  Values in the range [0x6,0x80) use the same values
// as their ConfigMgr counterparts.  CM_RESOURCE_TYPE values with
// the high bit set (i.e., in the range [0x80,0xFF]), are
// non-arbitrated resources.  These correspond to the same values
// in cfgmgr32.h that have their high bit set (however, since
// cfgmgr32.h uses 16 bits for ResType values, these values are in
// the range [0x8000,0x807F).  Note that ConfigMgr ResType values
// cannot be in the range [0x8080,0xFFFF), because they would not
// be able to map into CM_RESOURCE_TYPE values.  (0xFFFF itself is
// a special value, because it maps to CmResourceTypeDeviceSpecific.)
//

typedef int CM_RESOURCE_TYPE;

// CmResourceTypeNull is reserved

#define CmResourceTypeNull                0   // ResType_All or ResType_None (0x0000)
#define CmResourceTypePort                1   // ResType_IO (0x0002)
#define CmResourceTypeInterrupt           2   // ResType_IRQ (0x0004)
#define CmResourceTypeMemory              3   // ResType_Mem (0x0001)
#define CmResourceTypeDma                 4   // ResType_DMA (0x0003)
#define CmResourceTypeDeviceSpecific      5   // ResType_ClassSpecific (0xFFFF)
#define CmResourceTypeBusNumber           6   // ResType_BusNumber (0x0006)
// end_wdm
#define CmResourceTypeMaximum             7
#define CmResourceTypeAssignedResource    8   // BUGBUG--remove
#define CmResourceTypeSubAllocateFrom     9   // BUGBUG--remove
// begin_wdm
#define CmResourceTypeNonArbitrated     128   // Not arbitrated if 0x80 bit set
#define CmResourceTypeConfigData        128   // ResType_Reserved (0x8000)
#define CmResourceTypeDevicePrivate     129   // ResType_DevicePrivate (0x8001)
#define CmResourceTypePcCardConfig      130   // ResType_PcCardConfig (0x8002)
#define CmResourceTypeMfCardConfig      131   // ResType_MfCardConfig (0x8003)

//
// Defines the ShareDisposition in the RESOURCE_DESCRIPTOR
//

typedef enum _CM_SHARE_DISPOSITION {
    CmResourceShareUndetermined = 0,    // Reserved
    CmResourceShareDeviceExclusive,
    CmResourceShareDriverExclusive,
    CmResourceShareShared
} CM_SHARE_DISPOSITION;

//
// Define the PASSIGNED_RESOURCE type
//

#ifndef PASSIGNED_RESOURCE_DEFINED
#define PASSIGNED_RESOURCE_DEFINED
typedef PVOID PASSIGNED_RESOURCE;
#endif // PASSIGNED_RESOURCE_DEFINED

// end_wdm

//
// Define the bit masks for Flags common for all CM_RESOURCE_TYPE
//
// BUGBUG--remove the following 3 flags...
//
#define CM_RESOURCE_COMMON_COMPUTE_LENGTH_FROM_DEPENDENTS   0x8000
#define CM_RESOURCE_COMMON_NOT_REASSIGNED                   0x4000
#define CM_RESOURCE_COMMON_SUBSTRACTIVE                     0x2000

// begin_wdm

//
// Define the bit masks for Flags when type is CmResourceTypeInterrupt
//

#define CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE 0
#define CM_RESOURCE_INTERRUPT_LATCHED         1

//
// Define the bit masks for Flags when type is CmResourceTypeMemory
//

#define CM_RESOURCE_MEMORY_READ_WRITE       0x0000
#define CM_RESOURCE_MEMORY_READ_ONLY        0x0001
#define CM_RESOURCE_MEMORY_WRITE_ONLY       0x0002
#define CM_RESOURCE_MEMORY_PREFETCHABLE     0x0004

#define CM_RESOURCE_MEMORY_COMBINEDWRITE    0x0008
#define CM_RESOURCE_MEMORY_24               0x0010
#define CM_RESOURCE_MEMORY_CACHEABLE        0x0020

//
// Define the bit masks for Flags when type is CmResourceTypePort
//

#define CM_RESOURCE_PORT_MEMORY                             0x0000
#define CM_RESOURCE_PORT_IO                                 0x0001
// end_wdm
#define CM_RESOURCE_PORT_FORWARD_FIRST_256_OF_EACH_1024     0x0002  // BUGBUG--remove
// begin_wdm
#define CM_RESOURCE_PORT_10_BIT_DECODE                      0x0004
#define CM_RESOURCE_PORT_12_BIT_DECODE                      0x0008
#define CM_RESOURCE_PORT_16_BIT_DECODE                      0x0010
#define CM_RESOURCE_PORT_POSITIVE_DECODE                    0x0020
#define CM_RESOURCE_PORT_PASSIVE_DECODE                     0x0040
#define CM_RESOURCE_PORT_WINDOW_DECODE                      0x0080

//
// Define the bit masks for Flags when type is CmResourceTypeDma
//

#define CM_RESOURCE_DMA_8                   0x0000
#define CM_RESOURCE_DMA_16                  0x0001
#define CM_RESOURCE_DMA_32                  0x0002
#define CM_RESOURCE_DMA_8_AND_16            0x0004
#define CM_RESOURCE_DMA_BUS_MASTER          0x0008
#define CM_RESOURCE_DMA_TYPE_A              0x0010
#define CM_RESOURCE_DMA_TYPE_B              0x0020
#define CM_RESOURCE_DMA_TYPE_F              0x0040
// end_wdm

//
// Define the bit masks for Flags when type is CmResourceTypeBusNumber
//

#define CM_RESOURCE_BUSNUMBER_SUBALLOCATE_FIRST_VALUE   0x0001  // BUGBUG--remove

//
// Define the bit masks for Flags when type is CmResourceTypeSubAllocateFrom
//

#define CM_RESOURCE_SUBALLOCATEFROM_FIXED_TRANSLATION   0x0001  // BUGBUG--remove
#define CM_RESOURCE_SUBALLOCATEFROM_WIRED_TRANSLATION   0x0002  // BUGBUG--remove


#include "pshpack1.h"


//
// Define Mca POS data block for slot
//

typedef struct _CM_MCA_POS_DATA {
    USHORT AdapterId;
    UCHAR PosData1;
    UCHAR PosData2;
    UCHAR PosData3;
    UCHAR PosData4;
} CM_MCA_POS_DATA, *PCM_MCA_POS_DATA;

//
// Memory configuration of eisa data block structure
//

typedef struct _EISA_MEMORY_TYPE {
    UCHAR ReadWrite: 1;
    UCHAR Cached : 1;
    UCHAR Reserved0 :1;
    UCHAR Type:2;
    UCHAR Shared:1;
    UCHAR Reserved1 :1;
    UCHAR MoreEntries : 1;
} EISA_MEMORY_TYPE, *PEISA_MEMORY_TYPE;

typedef struct _EISA_MEMORY_CONFIGURATION {
    EISA_MEMORY_TYPE ConfigurationByte;
    UCHAR DataSize;
    USHORT AddressLowWord;
    UCHAR AddressHighByte;
    USHORT MemorySize;
} EISA_MEMORY_CONFIGURATION, *PEISA_MEMORY_CONFIGURATION;


//
// Interrupt configurationn of eisa data block structure
//

typedef struct _EISA_IRQ_DESCRIPTOR {
    UCHAR Interrupt : 4;
    UCHAR Reserved :1;
    UCHAR LevelTriggered :1;
    UCHAR Shared : 1;
    UCHAR MoreEntries : 1;
} EISA_IRQ_DESCRIPTOR, *PEISA_IRQ_DESCRIPTOR;

typedef struct _EISA_IRQ_CONFIGURATION {
    EISA_IRQ_DESCRIPTOR ConfigurationByte;
    UCHAR Reserved;
} EISA_IRQ_CONFIGURATION, *PEISA_IRQ_CONFIGURATION;


//
// DMA description of eisa data block structure
//

typedef struct _DMA_CONFIGURATION_BYTE0 {
    UCHAR Channel : 3;
    UCHAR Reserved : 3;
    UCHAR Shared :1;
    UCHAR MoreEntries :1;
} DMA_CONFIGURATION_BYTE0;

typedef struct _DMA_CONFIGURATION_BYTE1 {
    UCHAR Reserved0 : 2;
    UCHAR TransferSize : 2;
    UCHAR Timing : 2;
    UCHAR Reserved1 : 2;
} DMA_CONFIGURATION_BYTE1;

typedef struct _EISA_DMA_CONFIGURATION {
    DMA_CONFIGURATION_BYTE0 ConfigurationByte0;
    DMA_CONFIGURATION_BYTE1 ConfigurationByte1;
} EISA_DMA_CONFIGURATION, *PEISA_DMA_CONFIGURATION;


//
// Port description of eisa data block structure
//

typedef struct _EISA_PORT_DESCRIPTOR {
    UCHAR NumberPorts : 5;
    UCHAR Reserved :1;
    UCHAR Shared :1;
    UCHAR MoreEntries : 1;
} EISA_PORT_DESCRIPTOR, *PEISA_PORT_DESCRIPTOR;

typedef struct _EISA_PORT_CONFIGURATION {
    EISA_PORT_DESCRIPTOR Configuration;
    USHORT PortAddress;
} EISA_PORT_CONFIGURATION, *PEISA_PORT_CONFIGURATION;


//
// Eisa slot information definition
// N.B. This structure is different from the one defined
//      in ARC eisa addendum.
//

typedef struct _CM_EISA_SLOT_INFORMATION {
    UCHAR ReturnCode;
    UCHAR ReturnFlags;
    UCHAR MajorRevision;
    UCHAR MinorRevision;
    USHORT Checksum;
    UCHAR NumberFunctions;
    UCHAR FunctionInformation;
    ULONG CompressedId;
} CM_EISA_SLOT_INFORMATION, *PCM_EISA_SLOT_INFORMATION;


//
// Eisa function information definition
//

typedef struct _CM_EISA_FUNCTION_INFORMATION {
    ULONG CompressedId;
    UCHAR IdSlotFlags1;
    UCHAR IdSlotFlags2;
    UCHAR MinorRevision;
    UCHAR MajorRevision;
    UCHAR Selections[26];
    UCHAR FunctionFlags;
    UCHAR TypeString[80];
    EISA_MEMORY_CONFIGURATION EisaMemory[9];
    EISA_IRQ_CONFIGURATION EisaIrq[7];
    EISA_DMA_CONFIGURATION EisaDma[4];
    EISA_PORT_CONFIGURATION EisaPort[20];
    UCHAR InitializationData[60];
} CM_EISA_FUNCTION_INFORMATION, *PCM_EISA_FUNCTION_INFORMATION;

//
// The following defines the way pnp bios information is stored in
// the registry \\HKEY_LOCAL_MACHINE\HARDWARE\Description\System\MultifunctionAdapter\x
// key, where x is an integer number indicating adapter instance. The
// "Identifier" of the key must equal to "PNP BIOS" and the
// "ConfigurationData" is organized as follow:
//
//      CM_PNP_BIOS_INSTALLATION_CHECK        +
//      CM_PNP_BIOS_DEVICE_NODE for device 1  +
//      CM_PNP_BIOS_DEVICE_NODE for device 2  +
//                ...
//      CM_PNP_BIOS_DEVICE_NODE for device n
//

//
// Pnp BIOS device node structure
//

typedef struct _CM_PNP_BIOS_DEVICE_NODE {
    USHORT Size;
    UCHAR Node;
    ULONG ProductId;
    UCHAR DeviceType[3];
    USHORT DeviceAttributes;
    // followed by AllocatedResourceBlock, PossibleResourceBlock
    // and CompatibleDeviceId
} CM_PNP_BIOS_DEVICE_NODE,*PCM_PNP_BIOS_DEVICE_NODE;

//
// Pnp BIOS Installation check
//

typedef struct _CM_PNP_BIOS_INSTALLATION_CHECK {
    UCHAR Signature[4];             // $PnP (ascii)
    UCHAR Revision;
    UCHAR Length;
    USHORT ControlField;
    UCHAR Checksum;
    ULONG EventFlagAddress;         // Physical address
    USHORT RealModeEntryOffset;
    USHORT RealModeEntrySegment;
    USHORT ProtectedModeEntryOffset;
    ULONG ProtectedModeCodeBaseAddress;
    ULONG OemDeviceId;
    USHORT RealModeDataBaseAddress;
    ULONG ProtectedModeDataBaseAddress;
} CM_PNP_BIOS_INSTALLATION_CHECK, *PCM_PNP_BIOS_INSTALLATION_CHECK;

#include "poppack.h"

//
// Masks for EISA function information
//

#define EISA_FUNCTION_ENABLED                   0x80
#define EISA_FREE_FORM_DATA                     0x40
#define EISA_HAS_PORT_INIT_ENTRY                0x20
#define EISA_HAS_PORT_RANGE                     0x10
#define EISA_HAS_DMA_ENTRY                      0x08
#define EISA_HAS_IRQ_ENTRY                      0x04
#define EISA_HAS_MEMORY_ENTRY                   0x02
#define EISA_HAS_TYPE_ENTRY                     0x01
#define EISA_HAS_INFORMATION                    EISA_HAS_PORT_RANGE + \
                                                EISA_HAS_DMA_ENTRY + \
                                                EISA_HAS_IRQ_ENTRY + \
                                                EISA_HAS_MEMORY_ENTRY + \
                                                EISA_HAS_TYPE_ENTRY

//
// Masks for EISA memory configuration
//

#define EISA_MORE_ENTRIES                       0x80
#define EISA_SYSTEM_MEMORY                      0x00
#define EISA_MEMORY_TYPE_RAM                    0x01

//
// Returned error code for EISA bios call
//

#define EISA_INVALID_SLOT                       0x80
#define EISA_INVALID_FUNCTION                   0x81
#define EISA_INVALID_CONFIGURATION              0x82
#define EISA_EMPTY_SLOT                         0x83
#define EISA_INVALID_BIOS_CALL                  0x86


//
// Defines Resource Options
//

#define IO_RESOURCE_PREFERRED       0x01
#define IO_RESOURCE_DEFAULT         0x02
#define IO_RESOURCE_ALTERNATIVE     0x08


//
// This structure defines one type of resource requested by the driver
//

typedef struct _IO_RESOURCE_DESCRIPTOR {
    UCHAR Option;
    UCHAR Type;                         // use CM_RESOURCE_TYPE
    UCHAR ShareDisposition;             // use CM_SHARE_DISPOSITION
    UCHAR Spare1;
    USHORT Flags;                       // use CM resource flag defines
    USHORT Spare2;                      // align

    union {
        struct {
            ULONG Length;
            ULONG Alignment;
            PHYSICAL_ADDRESS MinimumAddress;
            PHYSICAL_ADDRESS MaximumAddress;
        } Port;

        struct {
            ULONG Length;
            ULONG Alignment;
            PHYSICAL_ADDRESS MinimumAddress;
            PHYSICAL_ADDRESS MaximumAddress;
        } Memory;

        struct {
            ULONG MinimumVector;
            ULONG MaximumVector;
        } Interrupt;

        struct {
            ULONG MinimumChannel;
            ULONG MaximumChannel;
        } Dma;

        struct {
            ULONG Length;
            ULONG Alignment;
            PHYSICAL_ADDRESS MinimumAddress;
            PHYSICAL_ADDRESS MaximumAddress;
        } Generic;

        struct {
            ULONG Data[3];
        } DevicePrivate;

        //
        // Bus Number information.
        //

        struct {
            ULONG Length;
            ULONG MinBusNumber;
            ULONG MaxBusNumber;
            ULONG Reserved;
        } BusNumber;

// end_wdm

        struct {
            PASSIGNED_RESOURCE AssignedResource;
        } AssignedResource;     // will be obsoleted

        struct {
            UCHAR Type;                 // use CM_RESOURCE_TYPE
            UCHAR Reserved[3];
            PASSIGNED_RESOURCE AssignedResource;
            PHYSICAL_ADDRESS Transformation;
        } SubAllocateFrom;      // will be obsoleted

// begin_wdm

        struct {
            ULONG Priority;   // use LCPRI_Xxx values in cfg.h
            ULONG Reserved1;
            ULONG Reserved2;
        } ConfigData;

    } u;

} IO_RESOURCE_DESCRIPTOR, *PIO_RESOURCE_DESCRIPTOR;


#endif /* _MINIPORT_ */
