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[FORMATTING] Start Kernel Arbiter with clean instance
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8 files changed

+595
-530
lines changed

8 files changed

+595
-530
lines changed

‎ntoskrnl/io/pnpmgr/arb/arbbus.c‎

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/*
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* PROJECT: ReactOS Kernel
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* LICENSE: MIT (https://spdx.org/licenses/MIT)
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* PURPOSE: PnP manager Root Bus Arbiter
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* COPYRIGHT: Copyright 2025 Justin Miller <[email protected]>
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*/
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/* INCLUDES *****************************************************************/
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#include <ntoskrnl.h>
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS *******************************************************************/
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extern ARBITER_INSTANCE IopRootBusNumberArbiter;
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/* FUNCTIONS *****************************************************************/
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NTSTATUS
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NTAPI
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IopArbBusNumberUnpackRequirements(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_Out_ PUINT64 OutMinimumAddress,
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_Out_ PUINT64 OutMaximumAddress,
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_Out_ PUINT32 OutLength,
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_Out_ PUINT32 OutAlignment)
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{
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PAGED_CODE();
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DPRINT("IopArbBusNumberUnpackRequirements: IoDescriptor: %p, OutMinimumAddress: %p, OutMaximumAddress: %p, OutLength: %p, OutAlignment: %p\n",
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IoDescriptor,
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OutMinimumAddress,
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OutMaximumAddress,
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OutLength,
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OutAlignment);
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UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbBusNumberPackResource(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_In_ UINT64 Start,
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_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
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{
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PAGED_CODE();
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DPRINT("IopArbBusNumberPackResource: IoDescriptor: %p, Start: %I64x, CmDescriptor: %p\n",
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IoDescriptor,
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Start,
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CmDescriptor);
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UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbBusNumberUnpackResource(
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_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
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_Out_ PUINT64 Start,
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_Out_ PUINT32 OutLength)
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{
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PAGED_CODE();
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DPRINT("IopArbBusNumberUnpackResource: CmDescriptor: %p, Start: %p, OutLength: %p\n",
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CmDescriptor,
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Start,
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OutLength);
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UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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INT32
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NTAPI
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IopArbBusNumberScoreRequirement(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
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{
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PAGED_CODE();
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DPRINT("IopArbBusNumberScoreRequirement: IoDescriptor: %p\n",
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IoDescriptor);
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UNIMPLEMENTED;
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return 0;
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}
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/**
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* @brief Initialize the RootBusArbiter
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*
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* Initializes rootbus arbiter against IopRootBusNumberArbiter for use in PCI
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* every "bus" gets to check against this.
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* @return NTSTATUS
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* @retval STATUS_SUCCESS
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* @retval STATUS_UNSUCCESSFUL
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* @retval STATUS_INSUFFICIENT_RESOURCES
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*/
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NTSTATUS
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NTAPI
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IopArbBusNumberInitialize(VOID)
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{
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NTSTATUS Status = STATUS_UNSUCCESSFUL;
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PAGED_CODE();
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IopRootBusNumberArbiter.Name = L"RootBusNumber";
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IopRootBusNumberArbiter.UnpackRequirement = IopArbBusNumberUnpackRequirements;
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IopRootBusNumberArbiter.PackResource = IopArbBusNumberPackResource;
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IopRootBusNumberArbiter.UnpackResource = IopArbBusNumberUnpackResource;
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IopRootBusNumberArbiter.ScoreRequirement = IopArbBusNumberScoreRequirement;
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Status = ArbInitializeArbiterInstance(&IopRootBusNumberArbiter,
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NULL,
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CmResourceTypeBusNumber,
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IopRootBusNumberArbiter.Name,
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L"Root",
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NULL);
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("IopArbBusNumberInitialize: Failed with %X", Status);
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}
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return Status;
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}

‎ntoskrnl/io/pnpmgr/arb/arbdma.c‎

Lines changed: 113 additions & 0 deletions
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/*
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* PROJECT: ReactOS Kernel
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* LICENSE: MIT (https://spdx.org/licenses/MIT)
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* PURPOSE: PnP manager Root DMA Arbiter
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* COPYRIGHT: Copyright 2025 Justin Miller <[email protected]>
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*/
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/* INCLUDES *****************************************************************/
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#include <ntoskrnl.h>
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS *******************************************************************/
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extern ARBITER_INSTANCE IopRootDmaArbiter;
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/* FUNCTIONS *****************************************************************/
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NTSTATUS
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NTAPI
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IopArbDmaUnpackRequirements(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_Out_ PUINT64 OutMinimumAddress,
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_Out_ PUINT64 OutMaximumAddress,
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_Out_ PUINT32 OutLength,
27+
_Out_ PUINT32 OutAlignment)
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{
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PAGED_CODE();
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DPRINT("IopArbDmaUnpackRequirements: IoDescriptor: %p, OutMinimumAddress: %p, OutMaximumAddress: %p, OutLength: %p, OutAlignment: %p\n",
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IoDescriptor,
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OutMinimumAddress,
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OutMaximumAddress,
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OutLength,
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OutAlignment);
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37+
UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbDmaPackResource(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_In_ UINT64 Start,
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_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
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{
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PAGED_CODE();
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DPRINT("IopArbDmaPackResource: IoDescriptor: %p, Start: %p, CmDescriptor: %p\n",
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IoDescriptor,
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Start,
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CmDescriptor);
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UNIMPLEMENTED;
55+
return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbDmaUnpackResource(
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_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
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_Out_ PUINT64 Start,
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_Out_ PUINT32 OutLength)
64+
{
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PAGED_CODE();
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DPRINT("IopArbDmaUnpackResource: CmDescriptor: %p, Start: %p, OutLength: %p\n",
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CmDescriptor,
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Start,
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OutLength);
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71+
UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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INT32
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NTAPI
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IopArbDmaScoreRequirement(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
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{
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PAGED_CODE();
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DPRINT("IopArbDmaScoreRequirement: IoDescriptor: %p\n",
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IoDescriptor);
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UNIMPLEMENTED;
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return 0;
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}
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NTSTATUS
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NTAPI
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IopArbDmaInitialize(VOID)
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{
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NTSTATUS Status = STATUS_UNSUCCESSFUL;
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PAGED_CODE();
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IopRootDmaArbiter.Name = L"RootDma";
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IopRootDmaArbiter.UnpackRequirement = IopArbDmaUnpackRequirements;
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IopRootDmaArbiter.PackResource = IopArbDmaPackResource;
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IopRootDmaArbiter.UnpackResource = IopArbDmaUnpackResource;
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IopRootDmaArbiter.ScoreRequirement = IopArbDmaScoreRequirement;
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Status = ArbInitializeArbiterInstance(&IopRootDmaArbiter,
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NULL,
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CmResourceTypeBusNumber,
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IopRootDmaArbiter.Name,
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L"Root",
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NULL);
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("IopArbDmaInitialize: Failed with %X", Status);
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}
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return Status;
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}

‎ntoskrnl/io/pnpmgr/arb/arbirq.c‎

Lines changed: 113 additions & 0 deletions
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/*
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* PROJECT: ReactOS Kernel
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* LICENSE: MIT (https://spdx.org/licenses/MIT)
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* PURPOSE: PnP manager Root IRQ Arbiter
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* COPYRIGHT: Copyright 2025 Justin Miller <[email protected]>
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*/
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/* INCLUDES *****************************************************************/
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10+
#include <ntoskrnl.h>
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#define NDEBUG
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#include <debug.h>
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14+
/* GLOBALS *******************************************************************/
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16+
extern ARBITER_INSTANCE IopRootIrqArbiter;
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/* FUNCTIONS *****************************************************************/
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NTSTATUS
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NTAPI
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IopArbIrqUnpackRequirements(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_Out_ PUINT64 OutMinimumAddress,
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_Out_ PUINT64 OutMaximumAddress,
26+
_Out_ PUINT32 OutLength,
27+
_Out_ PUINT32 OutAlignment)
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{
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PAGED_CODE();
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DPRINT("IopArbIrqUnpackRequirements: IoDescriptor: %p, OutMinimumAddress: %p, OutMaximumAddress: %p, OutLength: %p, OutAlignment: %p\n",
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IoDescriptor,
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OutMinimumAddress,
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OutMaximumAddress,
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OutLength,
35+
OutAlignment);
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37+
UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbIrqPackResource(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor,
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_In_ UINT64 Start,
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_Out_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor)
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{
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PAGED_CODE();
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DPRINT("IopArbIrqPackResource: IoDescriptor: %p, Start: %p, CmDescriptor: %p\n",
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IoDescriptor,
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Start,
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CmDescriptor);
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54+
UNIMPLEMENTED;
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return STATUS_NOT_IMPLEMENTED;
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}
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NTSTATUS
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NTAPI
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IopArbIrqUnpackResource(
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_In_ PCM_PARTIAL_RESOURCE_DESCRIPTOR CmDescriptor,
62+
_Out_ PUINT64 Start,
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_Out_ PUINT32 OutLength)
64+
{
65+
PAGED_CODE();
66+
DPRINT("IopArbIrqUnpackResource: CmDescriptor: %p, Start: %p, OutLength: %p\n",
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CmDescriptor,
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Start,
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OutLength);
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UNIMPLEMENTED;
72+
return STATUS_NOT_IMPLEMENTED;
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}
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INT32
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NTAPI
77+
IopArbIrqScoreRequirement(
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_In_ PIO_RESOURCE_DESCRIPTOR IoDescriptor)
79+
{
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PAGED_CODE();
81+
DPRINT("IopArbIrqScoreRequirement: IoDescriptor: %p\n",
82+
IoDescriptor);
83+
84+
UNIMPLEMENTED;
85+
return 0;
86+
}
87+
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NTSTATUS
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NTAPI
90+
IopArbIrqInitialize(VOID)
91+
{
92+
NTSTATUS Status = STATUS_UNSUCCESSFUL;
93+
94+
PAGED_CODE();
95+
IopRootIrqArbiter.Name = L"RootIRQ";
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IopRootIrqArbiter.UnpackRequirement = IopArbIrqUnpackRequirements;
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IopRootIrqArbiter.PackResource = IopArbIrqPackResource;
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IopRootIrqArbiter.UnpackResource = IopArbIrqUnpackResource;
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IopRootIrqArbiter.ScoreRequirement = IopArbIrqScoreRequirement;
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Status = ArbInitializeArbiterInstance(&IopRootIrqArbiter,
102+
NULL,
103+
CmResourceTypeBusNumber,
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IopRootIrqArbiter.Name,
105+
L"Root",
106+
NULL);
107+
if (!NT_SUCCESS(Status))
108+
{
109+
DPRINT1("IopArbDmaInitialize: Failed with %X", Status);
110+
}
111+
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return Status;
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}

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