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reactos/ntoskrnl/io/pnpmgr/arbiters.c

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/*
* PROJECT: ReactOS Kernel
* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
* PURPOSE: Root arbiters of the PnP manager
* COPYRIGHT: Copyright 2020 Vadim Galyant <vgal@rambler.ru>
*/
/* INCLUDES ******************************************************************/
#include <ntoskrnl.h>
#define NDEBUG
#include <debug.h>
/* GLOBALS *******************************************************************/
extern ARBITER_INSTANCE IopRootBusNumberArbiter;
extern ARBITER_INSTANCE IopRootIrqArbiter;
extern ARBITER_INSTANCE IopRootDmaArbiter;
extern ARBITER_INSTANCE IopRootMemArbiter;
extern ARBITER_INSTANCE IopRootPortArbiter;
/* DATA **********************************************************************/
/* FUNCTIONS *****************************************************************/
/* BusNumber arbiter */
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopBusNumberUnpackRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_Out_ PUINT64 OutMinimumAddress,
_Out_ PUINT64 OutMaximumAddress,
_Out_ PUINT32 OutLength,
_Out_ PUINT32 OutAlignment)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopBusNumberPackResource(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_In_ UINT64 Start,
_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopBusNumberUnpackResource(
_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR Descriptor,
_Out_ PUINT64 Start,
_Out_ PUINT32 Length)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
INT32
NTAPI
IopBusNumberScoreRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return 0;
}
#define ARB_MAX_BUS_NUMBER 0xFF
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopBusNumberInitialize(VOID)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IopRootBusNumberArbiter %p\n", &IopRootBusNumberArbiter);
IopRootBusNumberArbiter.UnpackRequirement = IopBusNumberUnpackRequirement;
IopRootBusNumberArbiter.PackResource = IopBusNumberPackResource;
IopRootBusNumberArbiter.UnpackResource = IopBusNumberUnpackResource;
IopRootBusNumberArbiter.ScoreRequirement = IopBusNumberScoreRequirement;
Status = ArbInitializeArbiterInstance(&IopRootBusNumberArbiter,
NULL,
CmResourceTypeBusNumber,
L"RootBusNumber",
L"Root",
NULL);
if (!NT_SUCCESS(Status))
{
DPRINT1("IopBusNumberInitialize: Status %p\n", Status);
ASSERT(FALSE);
return Status;
}
Status = RtlAddRange(IopRootBusNumberArbiter.Allocation,
(UINT64)(ARB_MAX_BUS_NUMBER + 1),
(UINT64)(-1),
0,
0,
NULL,
NULL);
return Status;
}
/* Irq arbiter */
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopIrqUnpackRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_Out_ PUINT64 OutMinimumVector,
_Out_ PUINT64 OutMaximumVector,
_Out_ PUINT32 OutParam1,
_Out_ PUINT32 OutParam2)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopIrqPackResource(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_In_ UINT64 Start,
_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopIrqUnpackResource(
_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
_Out_ PUINT64 Start,
_Out_ PUINT32 OutLength)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
INT32
NTAPI
IopIrqScoreRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return 0;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopIrqTranslateOrdering(
_Out_ PIO_RESOURCE_DESCRIPTOR OutIoDescriptor,
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopIrqInitialize(VOID)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IopRootIrqArbiter %p\n", &IopRootIrqArbiter);
IopRootIrqArbiter.UnpackRequirement = IopIrqUnpackRequirement;
IopRootIrqArbiter.PackResource = IopIrqPackResource;
IopRootIrqArbiter.UnpackResource = IopIrqUnpackResource;
IopRootIrqArbiter.ScoreRequirement = IopIrqScoreRequirement;
Status = ArbInitializeArbiterInstance(&IopRootIrqArbiter,
NULL,
CmResourceTypeInterrupt,
L"RootIRQ",
L"Root",
IopIrqTranslateOrdering);
return Status;
}
/* Dma arbiter */
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopDmaUnpackRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_Out_ PUINT64 OutMinimumChannel,
_Out_ PUINT64 OutMaximumChannel,
_Out_ PUINT32 OutParam1,
_Out_ PUINT32 OutParam2)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopDmaPackResource(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_In_ UINT64 Start,
_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopDmaUnpackResource(
_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
_Out_ PUINT64 Start,
_Out_ PUINT32 OutLength)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
INT32
NTAPI
IopDmaScoreRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return 0;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopDmaOverrideConflict(
_In_ PARBITER_INSTANCE Arbiter)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopDmaInitialize(VOID)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IopRootDmaArbiter %p\n", &IopRootDmaArbiter);
IopRootDmaArbiter.UnpackRequirement = IopDmaUnpackRequirement;
IopRootDmaArbiter.PackResource = IopDmaPackResource;
IopRootDmaArbiter.UnpackResource = IopDmaUnpackResource;
IopRootDmaArbiter.ScoreRequirement = IopDmaScoreRequirement;
IopRootDmaArbiter.OverrideConflict = IopDmaOverrideConflict;
Status = ArbInitializeArbiterInstance(&IopRootDmaArbiter,
NULL,
CmResourceTypeDma,
L"RootDMA",
L"Root",
NULL);
return Status;
}
/* Common for Memory and Port arbiters */
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopGenericUnpackRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_Out_ PUINT64 OutMinimumAddress,
_Out_ PUINT64 OutMaximumAddress,
_Out_ PUINT32 OutLength,
_Out_ PUINT32 OutAlignment)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopGenericPackResource(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
_In_ UINT64 Start,
_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopGenericUnpackResource(
_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
_Out_ PUINT64 Start,
_Out_ PUINT32 OutLength)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
CODE_SEG("PAGE")
INT32
NTAPI
IopGenericScoreRequirement(
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return 0;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopGenericTranslateOrdering(
_Out_ PIO_RESOURCE_DESCRIPTOR OutIoDescriptor,
_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
{
PAGED_CODE();
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
/* Memory arbiter */
CODE_SEG("PAGE")
BOOLEAN
NTAPI
IopMemFindSuitableRange(
_In_ PARBITER_INSTANCE Arbiter,
_In_ PARBITER_ALLOCATION_STATE State)
{
PAGED_CODE();
UNIMPLEMENTED;
return FALSE;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopMemInitialize(VOID)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IopRootMemArbiter %p\n", &IopRootMemArbiter);
IopRootMemArbiter.UnpackRequirement = IopGenericUnpackRequirement;
IopRootMemArbiter.PackResource = IopGenericPackResource;
IopRootMemArbiter.UnpackResource = IopGenericUnpackResource;
IopRootMemArbiter.ScoreRequirement = IopGenericScoreRequirement;
IopRootMemArbiter.FindSuitableRange = IopMemFindSuitableRange;
Status = ArbInitializeArbiterInstance(&IopRootMemArbiter,
NULL,
CmResourceTypeMemory,
L"RootMemory",
L"Root",
IopGenericTranslateOrdering);
if (!NT_SUCCESS(Status))
{
DPRINT1("IopMemInitialize: Status %p\n", Status);
ASSERT(FALSE);
return Status;
}
Status = RtlAddRange(IopRootMemArbiter.Allocation,
0,
(UINT64)(PAGE_SIZE - 1),
0,
0,
NULL,
NULL);
return Status;
}
/* Port arbiter */
CODE_SEG("PAGE")
BOOLEAN
NTAPI
IopPortFindSuitableRange(
_In_ PARBITER_INSTANCE Arbiter,
_In_ PARBITER_ALLOCATION_STATE State)
{
PAGED_CODE();
UNIMPLEMENTED;
return FALSE;
}
CODE_SEG("PAGE")
VOID
NTAPI
IopPortAddAllocation(
_In_ PARBITER_INSTANCE Arbiter,
_In_ PARBITER_ALLOCATION_STATE ArbState)
{
PAGED_CODE();
UNIMPLEMENTED;
}
CODE_SEG("PAGE")
VOID
NTAPI
IopPortBacktrackAllocation(
_In_ PARBITER_INSTANCE Arbiter,
_Inout_ PARBITER_ALLOCATION_STATE ArbState)
{
PAGED_CODE();
UNIMPLEMENTED;
}
CODE_SEG("PAGE")
NTSTATUS
NTAPI
IopPortInitialize(VOID)
{
NTSTATUS Status;
PAGED_CODE();
DPRINT("IopRootPortArbiter %p\n", &IopRootPortArbiter);
IopRootPortArbiter.UnpackRequirement = IopGenericUnpackRequirement;
IopRootPortArbiter.PackResource = IopGenericPackResource;
IopRootPortArbiter.UnpackResource = IopGenericUnpackResource;
IopRootPortArbiter.ScoreRequirement = IopGenericScoreRequirement;
IopRootPortArbiter.FindSuitableRange = IopPortFindSuitableRange;
IopRootPortArbiter.AddAllocation = IopPortAddAllocation;
IopRootPortArbiter.BacktrackAllocation = IopPortBacktrackAllocation;
Status = ArbInitializeArbiterInstance(&IopRootPortArbiter,
NULL,
CmResourceTypePort,
L"RootPort",
L"Root",
IopGenericTranslateOrdering);
return Status;
}
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