arbdma.c File Reference

#include <ntoskrnl.h>
#include <debug.h>

Include dependency graph for arbdma.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
NTSTATUS NTAPI	IopArbDmaUnpackRequirements (_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor, _Out_ PUINT64 OutMinimumAddress, _Out_ PUINT64 OutMaximumAddress, _Out_ PUINT32 OutLength, _Out_ PUINT32 OutAlignment)
NTSTATUS NTAPI	IopArbDmaPackResource (_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor, _In_ UINT64 Start, _Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
NTSTATUS NTAPI	IopArbDmaUnpackResource (_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor, _Out_ PUINT64 Start, _Out_ PUINT32 OutLength)
INT32 NTAPI	IopArbDmaScoreRequirement (_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
NTSTATUS NTAPI	IopArbDmaInitialize (VOID)

Variables
ARBITER_INSTANCE	IopRootDmaArbiter

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 11 of file arbdma.c.

Function Documentation

IopArbDmaInitialize()

NTSTATUS NTAPI IopArbDmaInitialize

(

VOID

)

Definition at line 90 of file arbdma.c.

{
    NTSTATUS Status = STATUS_UNSUCCESSFUL;
 
    PAGED_CODE();
    IopRootDmaArbiter.Name = L"RootDma";
    IopRootDmaArbiter.UnpackRequirement = IopArbDmaUnpackRequirements;
    IopRootDmaArbiter.PackResource = IopArbDmaPackResource;
    IopRootDmaArbiter.UnpackResource = IopArbDmaUnpackResource;
    IopRootDmaArbiter.ScoreRequirement = IopArbDmaScoreRequirement;
 
    Status = ArbInitializeArbiterInstance(&IopRootDmaArbiter,
                                          NULL,
                                          CmResourceTypeBusNumber,
                                          IopRootDmaArbiter.Name,
                                          L"Root",
                                          NULL);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("IopArbDmaInitialize: Failed with %X", Status);
    }
 
    return Status;
}

Referenced by IopInitializeArbiters().

IopArbDmaPackResource()

NTSTATUS NTAPI IopArbDmaPackResource	(	_In_ PIO_RESOURCE_DESCRIPTOR	IoDescriptor,
		_In_ UINT64	Start,
		_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR	CmDescriptor
	)

Definition at line 43 of file arbdma.c.

{
    PAGED_CODE();
    DPRINT("IopArbDmaPackResource: IoDescriptor: %p, Start: %p, CmDescriptor: %p\n",
           IoDescriptor,
           Start,
           CmDescriptor);
 
    UNIMPLEMENTED;
    return STATUS_NOT_IMPLEMENTED;
}

Referenced by IopArbDmaInitialize().

IopArbDmaScoreRequirement()

INT32 NTAPI IopArbDmaScoreRequirement

(

_In_ PIO_RESOURCE_DESCRIPTOR

IoDescriptor

)

Definition at line 77 of file arbdma.c.

{
    PAGED_CODE();
    DPRINT("IopArbDmaScoreRequirement: IoDescriptor: %p\n",
           IoDescriptor);
 
    UNIMPLEMENTED;
    return 0;
}

Referenced by IopArbDmaInitialize().

IopArbDmaUnpackRequirements()

NTSTATUS NTAPI IopArbDmaUnpackRequirements	(	_In_ PIO_RESOURCE_DESCRIPTOR	IoDescriptor,
		_Out_ PUINT64	OutMinimumAddress,
		_Out_ PUINT64	OutMaximumAddress,
		_Out_ PUINT32	OutLength,
		_Out_ PUINT32	OutAlignment
	)

Definition at line 22 of file arbdma.c.

{
    PAGED_CODE();
    DPRINT("IopArbDmaUnpackRequirements: IoDescriptor: %p, OutMinimumAddress: %p, OutMaximumAddress: %p, OutLength: %p, OutAlignment: %p\n",
           IoDescriptor,
           OutMinimumAddress,
           OutMaximumAddress,
           OutLength,
           OutAlignment);
 
    UNIMPLEMENTED;
    return STATUS_NOT_IMPLEMENTED;
}

Referenced by IopArbDmaInitialize().

IopArbDmaUnpackResource()

NTSTATUS NTAPI IopArbDmaUnpackResource	(	_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR	CmDescriptor,
		_Out_ PUINT64	Start,
		_Out_ PUINT32	OutLength
	)

Definition at line 60 of file arbdma.c.

{
    PAGED_CODE();
    DPRINT("IopArbDmaUnpackResource: CmDescriptor: %p, Start: %p, OutLength: %p\n",
           CmDescriptor,
           Start,
           OutLength);
 
    UNIMPLEMENTED;
    return STATUS_NOT_IMPLEMENTED;
}

Referenced by IopArbDmaInitialize().

Variable Documentation

IopRootDmaArbiter

ARBITER_INSTANCE IopRootDmaArbiter

extern

Definition at line 25 of file pnpinit.c.

Referenced by IopArbDmaInitialize().