DWORD   LogicalDeviceID;
    DWORD   CompatibleIDs[8];
}   ISA_PNP_LOGICAL_DEVICE_INFO, *PISA_PNP_LOGICAL_DEVICE_INFO;

typedef struct  _ISA_PNP_CONFIG
{
    DWORD                           VendorID;
    DWORD                           SerialNumber;
    DWORD                           NumberLogicalDevices;
    ISA_PNP_LOGICAL_DEVICE_INFO     LogicalDeviceInfo[8];
}   ISA_PNP_CONFIG, *PISA_PNP_CONFIG;

typedef struct  _ISA_PNP_RESOURCES
{
    USHORT                          Flags;
    struct
    {
        USHORT      MemoryBase;
        USHORT      MemoryUpperLimit;
        UCHAR       MemoryControl;
    }                               Memory24Descriptors[4];
    struct
    {
        DWORD       MemoryBase;
        DWORD       MemoryUpperLimit;
        UCHAR       MemoryControl;
    }                               Memory32Descriptors[4];
    USHORT                          IoPortDescriptors[8];
    struct
    {
        UCHAR       IRQLevel;
        UCHAR       IRQType;
    }                               IRQDescriptors[2];
    UCHAR                           DMADescriptors[2];
}   ISA_PNP_RESOURCES, *PISA_PNP_RESOURCES;

#define ISA_PNP_RESOURCE_FLAG_ACTIVE    0x00000001

//++
//
// ULONG
// ROUND_TO_PAGES (
//     IN ULONG Size
//     )
//
// Routine Description:
//
//     The ROUND_TO_PAGES macro takes a size in bytes and rounds it up to a
//     multiple of the page size.
//
//     NOTE: This macro fails for values 0xFFFFFFFF - (PAGE_SIZE - 1).
//
// Arguments:
//
//     Size - Size in bytes to round up to a page multiple.
//
// Return Value:
//
//     Returns the size rounded up to a multiple of the page size.
//
//--

#define ROUND_TO_PAGES(Size)  (((ULONG)(Size) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))

//++
//
// ULONG
// BYTES_TO_PAGES (
//     IN ULONG Size
//     )
//
// Routine Description:
//
//     The BYTES_TO_PAGES macro takes the size in bytes and calculates the
//     number of pages required to contain the bytes.
//
// Arguments:
//
//     Size - Size in bytes.
//
// Return Value:
//
//     Returns the number of pages required to contain the specified size.
//
//--

#define BYTES_TO_PAGES(Size)  (((ULONG)(Size) >> PAGE_SHIFT) + \
                               (((ULONG)(Size) & (PAGE_SIZE - 1)) != 0))

//++
//
// ULONG
// BYTE_OFFSET (
//     IN PVOID Va
//     )
//
// Routine Description:
//
//     The BYTE_OFFSET macro takes a virtual address and returns the byte offset
//     of that address within the page.
//
// Arguments:
//
//     Va - Virtual address.
//
// Return Value:
//
//     Returns the byte offset portion of the virtual address.
//
//--

#define BYTE_OFFSET(Va) ((ULONG)(Va) & (PAGE_SIZE - 1))


//++
//
// PVOID
// PAGE_ALIGN (
//     IN PVOID Va
//     )
//
// Routine Description:
//
//     The PAGE_ALIGN macro takes a virtual address and returns a page-aligned
//     virtual address for that page.
//
// Arguments:
//
//     Va - Virtual address.
//
// Return Value:
//
//     Returns the page aligned virtual address.
//
//--

#define PAGE_ALIGN(Va) ((PVOID)((ULONG)(Va) & ~(PAGE_SIZE - 1)))


//++
//
// ULONG
// ADDRESS_AND_SIZE_TO_SPAN_PAGES (
//     IN PVOID Va,
//     IN ULONG Size
//     )
//
// Routine Description:
//
//     The ADDRESS_AND_SIZE_TO_SPAN_PAGES macro takes a virtual address and
//     size and returns the number of pages spanned by the size.
//
// Arguments:
//
//     Va - Virtual address.
//
//     Size - Size in bytes.
//
// Return Value:
//
//     Returns the number of pages spanned by the size.
//
//--

#define ADDRESS_AND_SIZE_TO_SPAN_PAGES(Va,Size) \
   ((((ULONG)((ULONG)(Size) - 1L) >> PAGE_SHIFT) + \
   (((((ULONG)(Size-1)&(PAGE_SIZE-1)) + ((ULONG)Va & (PAGE_SIZE -1)))) >> PAGE_SHIFT)) + 1L)

#define COMPUTE_PAGES_SPANNED(Va, Size) \
    ((((ULONG)Va & (PAGE_SIZE -1)) + (Size) + (PAGE_SIZE - 1)) >> PAGE_SHIFT)
//
//
//

NTKERNELAPI
PVOID
MmMapIoSpace (
    IN PHYSICAL_ADDRESS PhysicalAddress,
    IN ULONG NumberOfBytes,
    IN BOOLEAN CacheEnable
    );

NTKERNELAPI
VOID
MmUnmapIoSpace (
    IN PVOID BaseAddress,
    IN ULONG NumberOfBytes
    );

//
// I/O driver configuration functions.
//

NTHALAPI
ULONG
HalGetBusDataByOffset(
    IN BUS_DATA_TYPE BusDataType,
    IN ULONG BusNumber,
    IN ULONG SlotNumber,
    IN PVOID Buffer,
    IN ULONG Offset,
    IN ULONG Length
    );

ULONG __inline
HalGetBusData(
    IN BUS_DATA_TYPE BusDataType,
    IN ULONG BusNumber,
    IN ULONG SlotNumber,
    IN PVOID Buffer,
    IN ULONG Length
    )
{
    return HalGetBusDataByOffset(
        BusDataType, BusNumber, SlotNumber, Buffer, 0, Length);
}

NTHALAPI
ULONG
HalSetBusDataByOffset(
    IN BUS_DATA_TYPE BusDataType,
    IN ULONG BusNumber,
    IN ULONG SlotNumber,
    IN PVOID Buffer,
    IN ULONG Offset,
    IN ULONG Length
    );

ULONG __inline
HalSetBusData(
    IN BUS_DATA_TYPE BusDataType,
    IN ULONG BusNumber,
    IN ULONG SlotNumber,
    IN PVOID Buffer,
    IN ULONG Length
    )
{
    return HalSetBusDataByOffset(
        BusDataType, BusNumber, SlotNumber, Buffer, 0, Length);
}

NTHALAPI
BOOLEAN
HalTranslateBusAddress(
    IN INTERFACE_TYPE  InterfaceType,
    IN ULONG BusNumber,
    IN PHYSICAL_ADDRESS BusAddress,
    IN OUT PULONG AddressSpace,
    OUT PPHYSICAL_ADDRESS TranslatedAddress
    );

//
// I/O space read and write macros.
//
//  These are implemented as functions in ceddk.dll, since only the platform
//  architect knows for sure how the peripherals are mapped to the chip.  An
//  appropriate DLL must then be written for each platform.
//
//  The READ/WRITE_REGISTER_* calls manipulate I/O registers in MEMORY space.
//  (Use x86 move instructions, with LOCK prefix to force correct behavior
//   w.r.t. caches and write buffers.)
//
//  The READ/WRITE_PORT_* calls manipulate I/O registers in PORT space.
//  (Use x86 in/out instructions.)
//

NTKERNELAPI
UCHAR
READ_REGISTER_UCHAR(
    PUCHAR  Register
    );

NTKERNELAPI
USHORT
READ_REGISTER_USHORT(
    PUSHORT Register
    );

NTKERNELAPI
ULONG
READ_REGISTER_ULONG(
    PULONG  Register
    );

NTKERNELAPI
VOID
READ_REGISTER_BUFFER_UCHAR(
    PUCHAR  Register,
    PUCHAR  Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
READ_REGISTER_BUFFER_USHORT(
    PUSHORT Register,
    PUSHORT Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
READ_REGISTER_BUFFER_ULONG(
    PULONG  Register,
    PULONG  Buffer,
    ULONG   Count
    );


NTKERNELAPI
VOID
WRITE_REGISTER_UCHAR(
    PUCHAR  Register,
    UCHAR   Value
    );

NTKERNELAPI
VOID
WRITE_REGISTER_USHORT(
    PUSHORT Register,
    USHORT  Value
    );

NTKERNELAPI
VOID
WRITE_REGISTER_ULONG(
    PULONG  Register,
    ULONG   Value
    );

NTKERNELAPI
VOID
WRITE_REGISTER_BUFFER_UCHAR(
    PUCHAR  Register,
    PUCHAR  Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
WRITE_REGISTER_BUFFER_USHORT(
    PUSHORT Register,
    PUSHORT Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
WRITE_REGISTER_BUFFER_ULONG(
    PULONG  Register,
    PULONG  Buffer,
    ULONG   Count
    );

NTKERNELAPI
UCHAR
READ_PORT_UCHAR(
    PUCHAR  Port
    );

NTKERNELAPI
USHORT
READ_PORT_USHORT(
    PUSHORT Port
    );

NTKERNELAPI
ULONG
READ_PORT_ULONG(
    PULONG  Port
    );

NTKERNELAPI
VOID
READ_PORT_BUFFER_UCHAR(
    PUCHAR  Port,
    PUCHAR  Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
READ_PORT_BUFFER_USHORT(
    PUSHORT Port,
    PUSHORT Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
READ_PORT_BUFFER_ULONG(
    PULONG  Port,
    PULONG  Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
WRITE_PORT_UCHAR(
    PUCHAR  Port,
    UCHAR   Value
    );

NTKERNELAPI
VOID
WRITE_PORT_USHORT(
    PUSHORT Port,
    USHORT  Value
    );

NTKERNELAPI
VOID
WRITE_PORT_ULONG(
    PULONG  Port,
    ULONG   Value
    );

NTKERNELAPI
VOID
WRITE_PORT_BUFFER_UCHAR(
    PUCHAR  Port,
    PUCHAR  Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
WRITE_PORT_BUFFER_USHORT(
    PUSHORT Port,
    PUSHORT Buffer,
    ULONG   Count
    );

NTKERNELAPI
VOID
WRITE_PORT_BUFFER_ULONG(
    PULONG  Port,
    PULONG  Buffer,
    ULONG   Count
    );

#ifdef __cplusplus
}
#endif // __cplusplus

#endif // _CEDDK_