mirror of
https://github.com/reactos/reactos.git
synced 2024-09-21 18:17:19 +00:00
407 lines
12 KiB
C
407 lines
12 KiB
C
/*
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* PROJECT: ReactOS PCI Bus Driver
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* LICENSE: BSD - See COPYING.ARM in the top level directory
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* FILE: drivers/bus/pci/pdo.c
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* PURPOSE: PDO Device Management
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* PROGRAMMERS: ReactOS Portable Systems Group
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*/
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/* INCLUDES *******************************************************************/
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#include <pci.h>
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS ********************************************************************/
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LONG PciPdoSequenceNumber;
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C_ASSERT(FIELD_OFFSET(PCI_FDO_EXTENSION, DeviceState) == FIELD_OFFSET(PCI_PDO_EXTENSION, DeviceState));
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C_ASSERT(FIELD_OFFSET(PCI_FDO_EXTENSION, TentativeNextState) == FIELD_OFFSET(PCI_PDO_EXTENSION, TentativeNextState));
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C_ASSERT(FIELD_OFFSET(PCI_FDO_EXTENSION, List) == FIELD_OFFSET(PCI_PDO_EXTENSION, Next));
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PCI_MN_DISPATCH_TABLE PciPdoDispatchPowerTable[] =
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{
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{IRP_DISPATCH, (PCI_DISPATCH_FUNCTION)PciPdoWaitWake},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoSetPowerState},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryPower},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported}
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};
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PCI_MN_DISPATCH_TABLE PciPdoDispatchPnpTable[] =
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{
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpStartDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryRemoveDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpRemoveDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpCancelRemoveDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpStopDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryStopDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpCancelStopDevice},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryDeviceRelations},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryInterface},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryCapabilities},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryResources},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryResourceRequirements},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryDeviceText},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpReadConfig},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpWriteConfig},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryId},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryDeviceState},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryBusInformation},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpDeviceUsageNotification},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpSurpriseRemoval},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciPdoIrpQueryLegacyBusInformation},
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{IRP_COMPLETE, (PCI_DISPATCH_FUNCTION)PciIrpNotSupported}
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};
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PCI_MJ_DISPATCH_TABLE PciPdoDispatchTable =
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{
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IRP_MN_QUERY_LEGACY_BUS_INFORMATION,
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PciPdoDispatchPnpTable,
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IRP_MN_QUERY_POWER,
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PciPdoDispatchPowerTable,
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IRP_COMPLETE,
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(PCI_DISPATCH_FUNCTION)PciIrpNotSupported,
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IRP_COMPLETE,
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(PCI_DISPATCH_FUNCTION)PciIrpInvalidDeviceRequest
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};
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/* FUNCTIONS ******************************************************************/
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NTSTATUS
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NTAPI
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PciPdoWaitWake(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoSetPowerState(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryPower(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpStartDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryRemoveDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpRemoveDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpCancelRemoveDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpStopDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryStopDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpCancelStopDevice(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryInterface(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryDeviceRelations(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryCapabilities(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryResources(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryResourceRequirements(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryDeviceText(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryId(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryBusInformation(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpReadConfig(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpWriteConfig(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryDeviceState(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpDeviceUsageNotification(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpSurpriseRemoval(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoIrpQueryLegacyBusInformation(IN PIRP Irp,
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IN PIO_STACK_LOCATION IoStackLocation,
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IN PPCI_PDO_EXTENSION DeviceExtension)
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{
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UNIMPLEMENTED;
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while (TRUE);
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return STATUS_NOT_SUPPORTED;
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}
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NTSTATUS
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NTAPI
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PciPdoCreate(IN PPCI_FDO_EXTENSION DeviceExtension,
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IN PCI_SLOT_NUMBER Slot,
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OUT PDEVICE_OBJECT *PdoDeviceObject)
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{
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WCHAR DeviceName[32];
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UNICODE_STRING DeviceString;
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NTSTATUS Status;
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PDEVICE_OBJECT DeviceObject;
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PPCI_PDO_EXTENSION PdoExtension;
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ULONG SequenceNumber;
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PAGED_CODE();
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/* Pick an atomically unique sequence number for this device */
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SequenceNumber = InterlockedIncrement(&PciPdoSequenceNumber);
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/* Create the standard PCI device name for a PDO */
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swprintf(DeviceName, L"\\Device\\NTPNP_PCI%04d", SequenceNumber);
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RtlInitUnicodeString(&DeviceString, DeviceName);
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/* Create the actual device now */
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Status = IoCreateDevice(DeviceExtension->FunctionalDeviceObject->DriverObject,
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sizeof(PCI_PDO_EXTENSION),
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&DeviceString,
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FILE_DEVICE_BUS_EXTENDER,
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0,
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0,
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&DeviceObject);
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ASSERT(NT_SUCCESS(Status));
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/* Get the extension for it */
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PdoExtension = (PPCI_PDO_EXTENSION)DeviceObject->DeviceExtension;
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DPRINT1("PCI: New PDO (b=0x%x, d=0x%x, f=0x%x) @ %p, ext @ %p\n",
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DeviceExtension->BaseBus,
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Slot.u.bits.DeviceNumber,
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Slot.u.bits.FunctionNumber,
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DeviceObject,
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DeviceObject->DeviceExtension);
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/* Configure the extension */
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PdoExtension->ExtensionType = PciPdoExtensionType;
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PdoExtension->IrpDispatchTable = &PciPdoDispatchTable;
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PdoExtension->PhysicalDeviceObject = DeviceObject;
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PdoExtension->Slot = Slot;
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PdoExtension->PowerState.CurrentSystemState = PowerDeviceD0;
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PdoExtension->PowerState.CurrentDeviceState = PowerDeviceD0;
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PdoExtension->ParentFdoExtension = DeviceExtension;
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/* Initialize the lock for arbiters and other interfaces */
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KeInitializeEvent(&PdoExtension->SecondaryExtLock, SynchronizationEvent, TRUE);
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/* Initialize the state machine */
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PciInitializeState((PPCI_FDO_EXTENSION)PdoExtension);
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/* Add the PDO to the parent's list */
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PdoExtension->Next = NULL;
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PciInsertEntryAtTail((PSINGLE_LIST_ENTRY)&DeviceExtension->ChildPdoList,
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(PPCI_FDO_EXTENSION)PdoExtension,
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&DeviceExtension->ChildListLock);
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/* And finally return it to the caller */
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*PdoDeviceObject = DeviceObject;
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return STATUS_SUCCESS;
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}
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/* EOF */
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