mirror of
https://github.com/reactos/reactos.git
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Build the hardware device map for each SCSI port.
Bus or device specific information is not implemented yet. svn path=/trunk/; revision=3805
This commit is contained in:
Eric Kohl
parent
630e12009d
commit
4603c2ef5a
1 changed files with 226 additions and 34 deletions
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@ -16,7 +16,7 @@
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: scsiport.c,v 1.23 2002/10/01 19:27:18 chorns Exp $
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/* $Id: scsiport.c,v 1.24 2002/11/28 16:07:04 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -139,7 +139,8 @@ ScsiPortStartPacket(IN OUT PVOID Context);
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static NTSTATUS
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ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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IN PSCSI_PORT_DEVICE_EXTENSION PseudoDeviceExtension,
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IN ULONG PortCount);
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IN ULONG PortCount,
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IN OUT PSCSI_PORT_DEVICE_EXTENSION *RealDeviceExtension);
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static VOID
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ScsiPortInquire(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension);
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@ -162,6 +163,11 @@ static PSCSI_REQUEST_BLOCK
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ScsiPortInitSenseRequestSrb(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension,
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PSCSI_REQUEST_BLOCK OriginalSrb);
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static NTSTATUS
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ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension,
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PUNICODE_STRING RegistryPath);
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/* FUNCTIONS *****************************************************************/
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/**********************************************************************
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@ -411,6 +417,7 @@ ScsiPortInitialize(IN PVOID Argument1,
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PDRIVER_OBJECT DriverObject = (PDRIVER_OBJECT)Argument1;
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PUNICODE_STRING RegistryPath = (PUNICODE_STRING)Argument2;
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PSCSI_PORT_DEVICE_EXTENSION PseudoDeviceExtension;
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PSCSI_PORT_DEVICE_EXTENSION RealDeviceExtension;
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PCONFIGURATION_INFORMATION SystemConfig;
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PPORT_CONFIGURATION_INFORMATION PortConfig;
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BOOLEAN Again;
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@ -464,6 +471,8 @@ ScsiPortInitialize(IN PVOID Argument1,
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ExAllocatePool(PagedPool,
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sizeof(ACCESS_RANGE) * PortConfig->NumberOfAccessRanges);
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for (i = 0; i < SCSI_MAXIMUM_BUSES; i++)
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PortConfig->InitiatorBusId[i] = 255;
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PortConfig->SystemIoBusNumber = 0;
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PortConfig->SlotNumber = 0;
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@ -497,7 +506,8 @@ ScsiPortInitialize(IN PVOID Argument1,
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Status = ScsiPortCreatePortDevice(DriverObject,
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PseudoDeviceExtension,
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SystemConfig->ScsiPortCount);
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SystemConfig->ScsiPortCount,
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&RealDeviceExtension);
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if (!NT_SUCCESS(Status))
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{
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@ -509,6 +519,10 @@ ScsiPortInitialize(IN PVOID Argument1,
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return(Status);
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}
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/* Build the registry device map */
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ScsiPortBuildDeviceMap(RealDeviceExtension,
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(PUNICODE_STRING)Argument2);
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/* Update the configuration info */
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SystemConfig->AtDiskPrimaryAddressClaimed = PortConfig->AtdiskPrimaryClaimed;
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SystemConfig->AtDiskSecondaryAddressClaimed = PortConfig->AtdiskSecondaryClaimed;
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@ -1050,7 +1064,8 @@ ScsiPortStartPacket(IN OUT PVOID Context)
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static NTSTATUS
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ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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IN PSCSI_PORT_DEVICE_EXTENSION PseudoDeviceExtension,
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IN ULONG PortNumber)
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IN ULONG PortNumber,
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IN OUT PSCSI_PORT_DEVICE_EXTENSION *RealDeviceExtension)
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{
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PSCSI_PORT_DEVICE_EXTENSION PortDeviceExtension;
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PIO_SCSI_CAPABILITIES PortCapabilities;
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@ -1070,6 +1085,8 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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DPRINT("ScsiPortCreatePortDevice() called\n");
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*RealDeviceExtension = NULL;
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#if 0
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MappedIrq = HalGetInterruptVector(PseudoDeviceExtension->PortConfig.AdapterInterfaceType,
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PseudoDeviceExtension->PortConfig.SystemIoBusNumber,
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@ -1189,6 +1206,7 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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/* FIXME: Copy more configuration data? */
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/* Create the dos device link */
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swprintf(DosNameBuffer,
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L"\\??\\Scsi%lu:",
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@ -1199,6 +1217,8 @@ ScsiPortCreatePortDevice(IN PDRIVER_OBJECT DriverObject,
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IoCreateSymbolicLink(&DosDeviceName,
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&DeviceName);
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*RealDeviceExtension = PortDeviceExtension;
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DPRINT("ScsiPortCreatePortDevice() done\n");
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return(STATUS_SUCCESS);
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@ -1241,9 +1261,10 @@ ScsiPortInquire(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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{
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Srb.PathId = Bus;
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AdapterInfo->BusData[Bus].InitiatorBusId = 0; /* ? */
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AdapterInfo->BusData[Bus].InitiatorBusId =
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DeviceExtension->PortConfig.InitiatorBusId[Bus];
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AdapterInfo->BusData[Bus].InquiryDataOffset =
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(ULONG)((PUCHAR)UnitInfo - (PUCHAR)AdapterInfo);
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(ULONG)((PUCHAR)UnitInfo - (PUCHAR)AdapterInfo);
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PrevUnit = NULL;
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UnitCount = 0;
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@ -1499,12 +1520,36 @@ ScsiPortFreeSenseRequestSrb(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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}
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#if 0
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/**********************************************************************
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* NAME INTERNAL
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* ScsiPortBuildDeviceMap
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*
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* DESCRIPTION
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* Builds the registry device map of all device which are attached
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* to the given SCSI HBA port. The device map is located at:
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* \Registry\Machine\DeviceMap\Scsi
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*
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* RUN LEVEL
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* PASSIVE_LEVEL
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*
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* ARGUMENTS
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* DeviceExtension
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* ...
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*
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* RegistryPath
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* Name of registry driver service key.
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*
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* RETURNS
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* NTSTATUS
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*/
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static NTSTATUS
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ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension,
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PUNICODE_STRING RegistryPath)
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{
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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UNICODE_STRING ValueName;
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WCHAR NameBuffer[32];
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ULONG Disposition;
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HANDLE ScsiKey;
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@ -1515,15 +1560,31 @@ ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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ULONG BusNumber;
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NTSTATUS Status;
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PSCSI_ADAPTER_BUS_INFO AdapterInfo;
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PSCSI_INQUIRY_DATA UnitInfo;
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PINQUIRYDATA InquiryData;
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PWCHAR DriverName;
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ULONG UlongData;
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DPRINT1("ScsiPortBuildDeviceMap() called\n");
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if (DeviceExtension == NULL || RegistryPath == NULL)
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{
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DPRINT1("Invalid parameter\n");
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return(STATUS_INVALID_PARAMETER);
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}
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/* Open or create the 'Scsi' subkey */
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RtlInitUnicodeStringFromLiteral(&KeyName,
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L"\\Registry\\Machine\\Hardware\\DeviceMap\\Scsi");
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L"\\Registry\\Machine\\Hardware\\DeviceMap\\Scsi");
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_OPENIF,
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OBJ_CASE_INSENSITIVE | OBJ_OPENIF,
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0,
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NULL);
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Status = NtCreateKey(&ScsiKey,
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Status = ZwCreateKey(&ScsiKey,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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@ -1531,9 +1592,15 @@ ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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REG_OPTION_VOLATILE,
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&Disposition);
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if (!NT_SUCCESS(Status))
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return(Status);
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{
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DPRINT1("ZwCreateKey() failed (Status %lx)\n", Status);
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return(Status);
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}
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/* Create new 'Scsi Port X' subkey */
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DPRINT1("Scsi Port %lu\n",
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DeviceExtension->PortNumber);
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swprintf(NameBuffer,
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L"Scsi Port %lu",
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DeviceExtension->PortNumber);
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@ -1544,41 +1611,104 @@ ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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0,
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ScsiKey,
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NULL);
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Status = NtCreateKey(&ScsiPortKey,
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Status = ZwCreateKey(&ScsiPortKey,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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REG_OPTION_VOLATILE,
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&Disposition);
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ZwClose(ScsiKey);
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if (!NT_SUCCESS(Status))
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{
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NtClose(ScsiKey);
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DPRINT1("ZwCreateKey() failed (Status %lx)\n", Status);
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return(Status);
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}
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/* Add port-specific values */
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/*
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* Create port-specific values
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*/
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/* 'DMA Enabled' (REG_DWORD) */
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DPRINT1("DMA Enabled = %s\n",
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(DeviceExtension->PortCapabilities->AdapterUsesPio)?"TRUE":"FALSE");
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/* Set 'DMA Enabled' (REG_DWORD) value */
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UlongData = (ULONG)!DeviceExtension->PortCapabilities->AdapterUsesPio;
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DPRINT1(" DMA Enabled = %s\n", (UlongData) ? "TRUE" : "FALSE");
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RtlInitUnicodeString(&ValueName,
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L"DMA Enabled");
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Status = ZwSetValueKey(ScsiPortKey,
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&ValueName,
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0,
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REG_DWORD,
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&UlongData,
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sizeof(ULONG));
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("ZwSetValueKey('DMA Enabled') failed (Status %lx)\n", Status);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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/* 'Driver' (REG_SZ) */
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/* Set 'Driver' (REG_SZ) value */
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DriverName = wcsrchr(RegistryPath->Buffer, L'\\') + 1;
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DPRINT1(" Driver = %S\n", DriverName);
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RtlInitUnicodeString(&ValueName,
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L"Driver");
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Status = ZwSetValueKey(ScsiPortKey,
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&ValueName,
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0,
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REG_SZ,
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DriverName,
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wcslen(DriverName) * sizeof(WCHAR));
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("ZwSetValueKey('Driver') failed (Status %lx)\n", Status);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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/* 'Interrupt' (REG_DWORD) (NT4 only) */
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DPRINT1("Interrupt = %lx\n", DeviceExtension->PortConfig.BusInterruptLevel);
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/* 'IOAddress' (REG_DWORD) (NT4 only) */
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DPRINT1("IOAddress = %lx\n",
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ScsiPortConvertPhysicalAddressToUlong(DeviceExtension->PortConfig.AccessRanges[0].RangeStart));
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/* Set 'Interrupt' (REG_DWORD) value (NT4 only) */
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UlongData = (ULONG)DeviceExtension->PortConfig.BusInterruptLevel;
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DPRINT1(" Interrupt = %lx\n", UlongData);
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RtlInitUnicodeString(&ValueName,
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L"Interrupt");
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Status = ZwSetValueKey(ScsiPortKey,
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&ValueName,
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0,
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REG_DWORD,
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&UlongData,
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sizeof(ULONG));
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("ZwSetValueKey('Interrupt') failed (Status %lx)\n", Status);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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/* Set 'IOAddress' (REG_DWORD) value (NT4 only) */
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UlongData = ScsiPortConvertPhysicalAddressToUlong(DeviceExtension->PortConfig.AccessRanges[0].RangeStart);
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DPRINT1(" IOAddress = %lx\n", UlongData);
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RtlInitUnicodeString(&ValueName,
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L"IOAddress");
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Status = ZwSetValueKey(ScsiPortKey,
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&ValueName,
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0,
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REG_DWORD,
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&UlongData,
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sizeof(ULONG));
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("ZwSetValueKey('IOAddress') failed (Status %lx)\n", Status);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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/* Create 'Scsi Bus X' keys */
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for (BusNumber = 0; BusNumber < DeviceExtension->PortConfig.NumberOfBuses; BusNumber++)
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{
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DPRINT1(" Scsi Bus %lu\n", BusNumber);
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swprintf(NameBuffer,
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L"Scsi Bus %lu",
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DeviceExtension->PortNumber);
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BusNumber);
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RtlInitUnicodeString(&KeyName,
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NameBuffer);
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InitializeObjectAttributes(&ObjectAttributes,
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@ -1586,7 +1716,7 @@ ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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0,
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ScsiPortKey,
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NULL);
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Status = NtCreateKey(&ScsiBusKey,
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Status = ZwCreateKey(&ScsiBusKey,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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@ -1595,22 +1725,84 @@ ScsiPortBuildDeviceMap(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
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&Disposition);
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if (!NT_SUCCESS(Status))
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{
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NtClose(ScsiPortKey);
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NtClose(ScsiKey);
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DPRINT1("ZwCreateKey() failed (Status %lx)\n", Status);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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/* Create target keys */
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/* Create 'Initiator Id X' key */
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DPRINT1(" Initiator Id %u\n",
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DeviceExtension->PortConfig.InitiatorBusId[BusNumber]);
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#if 0
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swprintf(NameBuffer,
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L"Initiator Id %hu",
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DeviceExtension->PortConfig.InitiatorBusId[BusNumber]);
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RtlInitUnicodeString(&KeyName,
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NameBuffer);
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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0,
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ScsiPortKey,
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NULL);
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Status = ZwCreateKey(&ScsiTargetKey,
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KEY_ALL_ACCESS,
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&ObjectAttributes,
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0,
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NULL,
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REG_OPTION_VOLATILE,
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&Disposition);
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if (!NT_SUCCESS(Status))
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{
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CHECKPOINT1;
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ZwClose(ScsiBusKey);
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ZwClose(ScsiPortKey);
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return(Status);
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}
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NtClose(ScsiBusKey);
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ZwClose(ScsiTargetKey);
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#endif
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#if 0
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/* Create 'Target Id X' keys */
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AdapterInfo = (PSCSI_ADAPTER_BUS_INFO)DeviceExtension->PortBusInfo;
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DPRINT1(" Initiator Id %hu\n",
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AdapterInfo->BusData[BusNumber].InitiatorBusId);
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DPRINT1(" Logical units %hu\n",
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AdapterInfo->BusData[BusNumber].NumberOfLogicalUnits);
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#endif
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#if 0
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if (AdapterInfo->BusData[BusNumber].NumberOfLogicalUnits == 0)
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break;
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UnitInfo = (PSCSI_INQUIRY_DATA)((PUCHAR)AdapterInfo +
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AdapterInfo->BusData[Srb->PathId].InquiryDataOffset);
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while (AdapterInfo->BusData[Srb->PathId].InquiryDataOffset)
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{
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InquiryData = (PINQUIRYDATA)UnitInfo->InquiryData;
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DPRINT("Target Id %hu Logical Unit Id %hu\n",
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UnitInfo->TargetId, UnitInfo->Lun);
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if (UnitInfo->NextInquiryDataOffset == 0)
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break;
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UnitInfo = (PSCSI_INQUIRY_DATA)((PUCHAR)AdapterInfo + UnitInfo->NextInquiryDataOffset);
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}
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}
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#endif
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ZwClose(ScsiBusKey);
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}
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NtClose(ScsiPortKey);
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NtClose(ScsiKey);
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ZwClose(ScsiPortKey);
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DPRINT1("ScsiPortBuildDeviceMap() done\n");
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return(Status);
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}
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#endif
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/* EOF */
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