ReactOS 0.4.15-dev-8339-g4028de8
scsiport.c File Reference
#include "scsiport.h"
#include <debug.h>
Include dependency graph for scsiport.c:

Go to the source code of this file.

Macros

#define NDEBUG
 

Functions

static BOOLEAN SpiGetPciConfigData (IN PDRIVER_OBJECT DriverObject, IN PDEVICE_OBJECT DeviceObject, IN struct _HW_INITIALIZATION_DATA *HwInitializationData, IN OUT PPORT_CONFIGURATION_INFORMATION PortConfig, IN PUNICODE_STRING RegistryPath, IN ULONG BusNumber, IN OUT PPCI_SLOT_NUMBER NextSlotNumber)
 
static NTSTATUS NTAPI ScsiPortCreateClose (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
 
static VOID NTAPI ScsiPortIoTimer (PDEVICE_OBJECT DeviceObject, PVOID Context)
 
VOID NTAPI SpiMiniportTimerDpc (IN struct _KDPC *Dpc, IN PVOID DeviceObject, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
 
static NTSTATUS SpiCreatePortConfig (PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, PHW_INITIALIZATION_DATA HwInitData, PCONFIGURATION_INFO InternalConfigInfo, PPORT_CONFIGURATION_INFORMATION ConfigInfo, BOOLEAN FirstCall)
 
NTSTATUS NTAPI SpQueryDeviceCallout (IN PVOID Context, IN PUNICODE_STRING PathName, IN INTERFACE_TYPE BusType, IN ULONG BusNumber, IN PKEY_VALUE_FULL_INFORMATION *BusInformation, IN CONFIGURATION_TYPE ControllerType, IN ULONG ControllerNumber, IN PKEY_VALUE_FULL_INFORMATION *ControllerInformation, IN CONFIGURATION_TYPE PeripheralType, IN ULONG PeripheralNumber, IN PKEY_VALUE_FULL_INFORMATION *PeripheralInformation)
 
static VOID SpiParseDeviceInfo (IN PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, IN HANDLE Key, IN PPORT_CONFIGURATION_INFORMATION ConfigInfo, IN PCONFIGURATION_INFO InternalConfigInfo, IN PUCHAR Buffer)
 
static VOID SpiResourceToConfig (IN PHW_INITIALIZATION_DATA HwInitializationData, IN PCM_FULL_RESOURCE_DESCRIPTOR ResourceDescriptor, IN PPORT_CONFIGURATION_INFORMATION PortConfig)
 
static PCM_RESOURCE_LIST SpiConfigToResource (PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, PPORT_CONFIGURATION_INFORMATION PortConfig)
 
static NTSTATUS SpiAllocateCommonBuffer (PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, ULONG NonCachedSize)
 
NTHALAPI ULONG NTAPI HalGetBusData (BUS_DATA_TYPE, ULONG, ULONG, PVOID, ULONG)
 
NTHALAPI ULONG NTAPI HalGetInterruptVector (INTERFACE_TYPE, ULONG, ULONG, ULONG, PKIRQL, PKAFFINITY)
 
NTHALAPI NTSTATUS NTAPI HalAssignSlotResources (PUNICODE_STRING, PUNICODE_STRING, PDRIVER_OBJECT, PDEVICE_OBJECT, INTERFACE_TYPE, ULONG, ULONG, PCM_RESOURCE_LIST *)
 
NTSTATUS NTAPI DriverEntry (IN PDRIVER_OBJECT DriverObject, IN PUNICODE_STRING RegistryPath)
 
VOID NTAPI ScsiPortUnload (_In_ PDRIVER_OBJECT DriverObject)
 
NTSTATUS NTAPI ScsiPortDispatchPnp (PDEVICE_OBJECT DeviceObject, PIRP Irp)
 
NTSTATUS NTAPI ScsiPortAddDevice (_In_ PDRIVER_OBJECT DriverObject, _In_ PDEVICE_OBJECT PhysicalDeviceObject)
 
VOID ScsiDebugPrint (IN ULONG DebugPrintLevel, IN PCHAR DebugMessage,...)
 
VOID NTAPI SpiCompleteRequest (IN PVOID HwDeviceExtension, IN PSCSI_REQUEST_BLOCK_INFO SrbInfo, IN UCHAR SrbStatus)
 
VOID NTAPI ScsiPortCompleteRequest (IN PVOID HwDeviceExtension, IN UCHAR PathId, IN UCHAR TargetId, IN UCHAR Lun, IN UCHAR SrbStatus)
 
VOID NTAPI ScsiPortFlushDma (IN PVOID HwDeviceExtension)
 
VOID NTAPI ScsiPortFreeDeviceBase (IN PVOID HwDeviceExtension, IN PVOID MappedAddress)
 
ULONG NTAPI ScsiPortGetBusData (IN PVOID DeviceExtension, IN ULONG BusDataType, IN ULONG SystemIoBusNumber, IN ULONG SlotNumber, IN PVOID Buffer, IN ULONG Length)
 
ULONG NTAPI ScsiPortSetBusDataByOffset (IN PVOID DeviceExtension, IN ULONG BusDataType, IN ULONG SystemIoBusNumber, IN ULONG SlotNumber, IN PVOID Buffer, IN ULONG Offset, IN ULONG Length)
 
PVOID NTAPI ScsiPortGetDeviceBase (IN PVOID HwDeviceExtension, IN INTERFACE_TYPE BusType, IN ULONG SystemIoBusNumber, IN SCSI_PHYSICAL_ADDRESS IoAddress, IN ULONG NumberOfBytes, IN BOOLEAN InIoSpace)
 
PVOID NTAPI ScsiPortGetLogicalUnit (IN PVOID HwDeviceExtension, IN UCHAR PathId, IN UCHAR TargetId, IN UCHAR Lun)
 
SCSI_PHYSICAL_ADDRESS NTAPI ScsiPortGetPhysicalAddress (IN PVOID HwDeviceExtension, IN PSCSI_REQUEST_BLOCK Srb OPTIONAL, IN PVOID VirtualAddress, OUT ULONG *Length)
 
PSCSI_REQUEST_BLOCK NTAPI ScsiPortGetSrb (IN PVOID DeviceExtension, IN UCHAR PathId, IN UCHAR TargetId, IN UCHAR Lun, IN LONG QueueTag)
 
PVOID NTAPI ScsiPortGetUncachedExtension (IN PVOID HwDeviceExtension, IN PPORT_CONFIGURATION_INFORMATION ConfigInfo, IN ULONG NumberOfBytes)
 
PVOID NTAPI ScsiPortGetVirtualAddress (IN PVOID HwDeviceExtension, IN SCSI_PHYSICAL_ADDRESS PhysicalAddress)
 
ULONG NTAPI ScsiPortInitialize (IN PVOID Argument1, IN PVOID Argument2, IN struct _HW_INITIALIZATION_DATA *HwInitializationData, IN PVOID HwContext)
 
VOID NTAPI ScsiPortIoMapTransfer (IN PVOID HwDeviceExtension, IN PSCSI_REQUEST_BLOCK Srb, IN PVOID LogicalAddress, IN ULONG Length)
 
VOID NTAPI ScsiPortLogError (IN PVOID HwDeviceExtension, IN PSCSI_REQUEST_BLOCK Srb OPTIONAL, IN UCHAR PathId, IN UCHAR TargetId, IN UCHAR Lun, IN ULONG ErrorCode, IN ULONG UniqueId)
 
VOID NTAPI ScsiPortMoveMemory (OUT PVOID Destination, IN PVOID Source, IN ULONG Length)
 
VOID ScsiPortNotification (IN SCSI_NOTIFICATION_TYPE NotificationType, IN PVOID HwDeviceExtension,...)
 
BOOLEAN NTAPI ScsiPortValidateRange (IN PVOID HwDeviceExtension, IN INTERFACE_TYPE BusType, IN ULONG SystemIoBusNumber, IN SCSI_PHYSICAL_ADDRESS IoAddress, IN ULONG NumberOfBytes, IN BOOLEAN InIoSpace)
 
IO_ALLOCATION_ACTION NTAPI SpiAdapterControl (PDEVICE_OBJECT DeviceObject, PIRP Irp, PVOID MapRegisterBase, PVOID Context)
 
BOOLEAN NTAPI ScsiPortIsr (_In_ PKINTERRUPT Interrupt, _In_ PVOID ServiceContext)
 
BOOLEAN NTAPI SpiProcessTimeout (PVOID ServiceContext)
 
BOOLEAN NTAPI SpiResetBus (PVOID ServiceContext)
 
IO_ALLOCATION_ACTION NTAPI ScsiPortAllocateAdapterChannel (IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PVOID MapRegisterBase, IN PVOID Context)
 
ULONG NTAPI ScsiPortConvertPhysicalAddressToUlong (IN SCSI_PHYSICAL_ADDRESS Address)
 

Variables

ULONG InternalDebugLevel = 0x00
 

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 14 of file scsiport.c.

Function Documentation

◆ DriverEntry()

NTSTATUS NTAPI DriverEntry ( IN PDRIVER_OBJECT  DriverObject,
IN PUNICODE_STRING  RegistryPath 
)

Definition at line 113 of file scsiport.c.

115{
116 return STATUS_SUCCESS;
117}
#define STATUS_SUCCESS
Definition: shellext.h:65

◆ HalAssignSlotResources()

◆ HalGetBusData()

◆ HalGetInterruptVector()

◆ ScsiDebugPrint()

VOID ScsiDebugPrint ( IN ULONG  DebugPrintLevel,
IN PCHAR  DebugMessage,
  ... 
)

Definition at line 183 of file scsiport.c.

186{
187 char Buffer[256];
188 va_list ap;
189
190 if (DebugPrintLevel > InternalDebugLevel)
191 return;
192
193 va_start(ap, DebugMessage);
194 vsprintf(Buffer, DebugMessage, ap);
195 va_end(ap);
196
198}
char * va_list
Definition: acmsvcex.h:78
#define va_end(ap)
Definition: acmsvcex.h:90
#define va_start(ap, A)
Definition: acmsvcex.h:91
Definition: bufpool.h:45
ULONG InternalDebugLevel
Definition: scsiport.c:17
#define DbgPrint
Definition: hal.h:12
int __cdecl vsprintf(char *_Dest, const char *_Format, va_list _Args)
Definition: sprintf.c:733
void int int ULONGLONG int va_list * ap
Definition: winesup.h:36

◆ ScsiPortAddDevice()

NTSTATUS NTAPI ScsiPortAddDevice ( _In_ PDRIVER_OBJECT  DriverObject,
_In_ PDEVICE_OBJECT  PhysicalDeviceObject 
)

Definition at line 145 of file scsiport.c.

148{
149
150 DPRINT("AddDevice no-op DriverObj: %p, PDO: %p\n", DriverObject, PhysicalDeviceObject);
151
152 return STATUS_SUCCESS;
153}
PDEVICE_OBJECT PhysicalDeviceObject
Definition: btrfs_drv.h:1157
#define DPRINT
Definition: sndvol32.h:73
_Must_inspect_result_ _In_ PDRIVER_OBJECT DriverObject
Definition: wdfdriver.h:213

Referenced by ScsiPortInitialize().

◆ ScsiPortAllocateAdapterChannel()

IO_ALLOCATION_ACTION NTAPI ScsiPortAllocateAdapterChannel ( IN PDEVICE_OBJECT  DeviceObject,
IN PIRP  Irp,
IN PVOID  MapRegisterBase,
IN PVOID  Context 
)

Definition at line 3022 of file scsiport.c.

3026{
3027 KIRQL Irql;
3028 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
3029
3030 /* Guard access with the spinlock */
3031 KeAcquireSpinLock(&DeviceExtension->SpinLock, &Irql);
3032
3033 /* Save MapRegisterBase we've got here */
3034 DeviceExtension->MapRegisterBase = MapRegisterBase;
3035
3036 /* Start pending request */
3037 KeSynchronizeExecution(DeviceExtension->Interrupt[0],
3039
3040 /* Release spinlock we took */
3041 KeReleaseSpinLock(&DeviceExtension->SpinLock, Irql);
3042
3043 return KeepObject;
3044}
_Out_ PKIRQL Irql
Definition: csq.h:179
UCHAR KIRQL
Definition: env_spec_w32.h:591
#define KeReleaseSpinLock(sl, irql)
Definition: env_spec_w32.h:627
#define KeAcquireSpinLock(sl, irql)
Definition: env_spec_w32.h:609
BOOLEAN NTAPI KeSynchronizeExecution(IN OUT PKINTERRUPT Interrupt, IN PKSYNCHRONIZE_ROUTINE SynchronizeRoutine, IN PVOID SynchronizeContext OPTIONAL)
Definition: interrupt.c:237
KSYNCHRONIZE_ROUTINE ScsiPortStartPacket
Definition: scsiport.h:453
_In_ PDEVICE_OBJECT DeviceObject
Definition: wdfdevice.h:2055
_Inout_ struct _IRP _In_ PVOID MapRegisterBase
Definition: iotypes.h:213
@ KeepObject
Definition: iotypes.h:202

Referenced by ScsiPortStartIo().

◆ ScsiPortCompleteRequest()

VOID NTAPI ScsiPortCompleteRequest ( IN PVOID  HwDeviceExtension,
IN UCHAR  PathId,
IN UCHAR  TargetId,
IN UCHAR  Lun,
IN UCHAR  SrbStatus 
)

Definition at line 231 of file scsiport.c.

236{
237 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
238 PSCSI_PORT_LUN_EXTENSION LunExtension;
240 PLIST_ENTRY ListEntry;
241
242 DPRINT("ScsiPortCompleteRequest() called\n");
243
244 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
246 MiniPortDeviceExtension);
247
248 /* Go through all buses */
249 for (UINT8 pathId = 0; pathId < DeviceExtension->NumberOfBuses; pathId++)
250 {
251 PSCSI_BUS_INFO bus = &DeviceExtension->Buses[pathId];
252
253 /* Go through all logical units */
254 for (PLIST_ENTRY lunEntry = bus->LunsListHead.Flink;
255 lunEntry != &bus->LunsListHead;
256 lunEntry = lunEntry->Flink)
257 {
258 LunExtension = CONTAINING_RECORD(lunEntry, SCSI_PORT_LUN_EXTENSION, LunEntry);
259
260 /* Now match what caller asked with what we are at now */
261 if ((PathId == SP_UNTAGGED || PathId == LunExtension->PathId) &&
262 (TargetId == SP_UNTAGGED || TargetId == LunExtension->TargetId) &&
263 (Lun == SP_UNTAGGED || Lun == LunExtension->Lun))
264 {
265 /* Yes, that's what caller asked for. Complete abort requests */
266 if (LunExtension->CompletedAbortRequests)
267 {
268 /* TODO: Save SrbStatus in this request */
269 DPRINT1("Completing abort request without setting SrbStatus!\n");
270
271 /* Issue a notification request */
273 HwDeviceExtension,
274 LunExtension->CompletedAbortRequests);
275 }
276
277 /* Complete the request using our helper */
278 SpiCompleteRequest(HwDeviceExtension,
279 &LunExtension->SrbInfo,
280 SrbStatus);
281
282 /* Go through the queue and complete everything there too */
283 ListEntry = LunExtension->SrbInfo.Requests.Flink;
284 while (ListEntry != &LunExtension->SrbInfo.Requests)
285 {
286 /* Get the actual SRB info entry */
287 SrbInfo = CONTAINING_RECORD(ListEntry,
289 Requests);
290
291 /* Complete it */
292 SpiCompleteRequest(HwDeviceExtension,
293 SrbInfo,
294 SrbStatus);
295
296 /* Advance to the next request in queue */
297 ListEntry = SrbInfo->Requests.Flink;
298 }
299 }
300 }
301 }
302}
unsigned char UINT8
#define DPRINT1
Definition: precomp.h:8
_In_ ULONG _In_ BOOLEAN _In_ ULONG _In_ UCHAR _In_ UCHAR _In_ UCHAR Lun
Definition: classpnp.h:1315
_In_ ULONG _In_ BOOLEAN _In_ ULONG _In_ UCHAR PathId
Definition: classpnp.h:1313
_In_ ULONG _In_ BOOLEAN _In_ ULONG _In_ UCHAR _In_ UCHAR TargetId
Definition: classpnp.h:1314
#define SP_UNTAGGED
Definition: srb.h:233
@ RequestComplete
Definition: srb.h:531
VOID NTAPI SpiCompleteRequest(IN PVOID HwDeviceExtension, IN PSCSI_REQUEST_BLOCK_INFO SrbInfo, IN UCHAR SrbStatus)
Definition: scsiport.c:203
VOID ScsiPortNotification(IN SCSI_NOTIFICATION_TYPE NotificationType, IN PVOID HwDeviceExtension,...)
Definition: scsiport.c:1451
Definition: typedefs.h:120
struct _LIST_ENTRY * Flink
Definition: typedefs.h:121
LIST_ENTRY LunsListHead
Definition: scsiport.h:187
SCSI_REQUEST_BLOCK_INFO SrbInfo
Definition: scsiport.h:174
struct _SCSI_PORT_LUN_EXTENSION * CompletedAbortRequests
Definition: scsiport.h:172
#define CONTAINING_RECORD(address, type, field)
Definition: typedefs.h:260

◆ ScsiPortConvertPhysicalAddressToUlong()

ULONG NTAPI ScsiPortConvertPhysicalAddressToUlong ( IN SCSI_PHYSICAL_ADDRESS  Address)

Definition at line 3051 of file scsiport.c.

3052{
3053 DPRINT("ScsiPortConvertPhysicalAddressToUlong()\n");
3054 return(Address.u.LowPart);
3055}
static WCHAR Address[46]
Definition: ping.c:68

◆ ScsiPortCreateClose()

static NTSTATUS NTAPI ScsiPortCreateClose ( IN PDEVICE_OBJECT  DeviceObject,
IN PIRP  Irp 
)
static

Definition at line 2024 of file scsiport.c.

2026{
2027 DPRINT("ScsiPortCreateClose()\n");
2028
2029 Irp->IoStatus.Status = STATUS_SUCCESS;
2031
2032 return STATUS_SUCCESS;
2033}
_In_ PIRP Irp
Definition: csq.h:116
#define IoCompleteRequest
Definition: irp.c:1240
#define IO_NO_INCREMENT
Definition: iotypes.h:598

Referenced by ScsiPortInitialize().

◆ ScsiPortDispatchPnp()

NTSTATUS NTAPI ScsiPortDispatchPnp ( PDEVICE_OBJECT  DeviceObject,
PIRP  Irp 
)

Definition at line 129 of file scsiport.c.

132{
133 if (((PSCSI_PORT_COMMON_EXTENSION)DeviceObject->DeviceExtension)->IsFDO)
134 {
136 }
137 else
138 {
140 }
141}
NTSTATUS FdoDispatchPnp(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp)
Definition: fdo.c:758
NTSTATUS PdoDispatchPnp(_In_ PDEVICE_OBJECT DeviceObject, _Inout_ PIRP Irp)
Definition: pdo.c:554

Referenced by ScsiPortInitialize().

◆ ScsiPortFlushDma()

VOID NTAPI ScsiPortFlushDma ( IN PVOID  HwDeviceExtension)

Definition at line 308 of file scsiport.c.

309{
310 DPRINT("ScsiPortFlushDma()\n");
312}
#define UNIMPLEMENTED
Definition: debug.h:118

◆ ScsiPortFreeDeviceBase()

VOID NTAPI ScsiPortFreeDeviceBase ( IN PVOID  HwDeviceExtension,
IN PVOID  MappedAddress 
)

Definition at line 319 of file scsiport.c.

321{
322 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
323 PMAPPED_ADDRESS NextMa, LastMa;
324
325 //DPRINT("ScsiPortFreeDeviceBase() called\n");
326
327 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
329 MiniPortDeviceExtension);
330
331 /* Initialize our pointers */
332 NextMa = DeviceExtension->MappedAddressList;
333 LastMa = NextMa;
334
335 while (NextMa)
336 {
337 if (NextMa->MappedAddress == MappedAddress)
338 {
339 /* Unmap it first */
340 MmUnmapIoSpace(MappedAddress, NextMa->NumberOfBytes);
341
342 /* Remove it from the list */
343 if (NextMa == DeviceExtension->MappedAddressList)
344 {
345 /* Remove the first entry */
346 DeviceExtension->MappedAddressList = NextMa->NextMappedAddress;
347 }
348 else
349 {
350 LastMa->NextMappedAddress = NextMa->NextMappedAddress;
351 }
352
353 /* Free the resources and quit */
354 ExFreePool(NextMa);
355
356 return;
357 }
358 else
359 {
360 LastMa = NextMa;
361 NextMa = NextMa->NextMappedAddress;
362 }
363 }
364}
#define ExFreePool(addr)
Definition: env_spec_w32.h:352
VOID NTAPI MmUnmapIoSpace(IN PVOID BaseAddress, IN SIZE_T NumberOfBytes)
Definition: iosup.c:193
struct _MAPPED_ADDRESS * NextMappedAddress
Definition: ntdddisk.h:752
PVOID MappedAddress
Definition: ntdddisk.h:753
ULONG NumberOfBytes
Definition: ntdddisk.h:754

◆ ScsiPortGetBusData()

ULONG NTAPI ScsiPortGetBusData ( IN PVOID  DeviceExtension,
IN ULONG  BusDataType,
IN ULONG  SystemIoBusNumber,
IN ULONG  SlotNumber,
IN PVOID  Buffer,
IN ULONG  Length 
)

Definition at line 371 of file scsiport.c.

377{
378 DPRINT("ScsiPortGetBusData()\n");
379
380 if (Length)
381 {
382 /* If Length is non-zero, just forward the call to
383 HalGetBusData() function */
384 return HalGetBusData(BusDataType,
385 SystemIoBusNumber,
387 Buffer,
388 Length);
389 }
390
391 /* We have a more complex case here */
393 return 0;
394}
NTHALAPI ULONG NTAPI HalGetBusData(BUS_DATA_TYPE, ULONG, ULONG, PVOID, ULONG)
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:102
_In_ WDFIORESREQLIST _In_ ULONG SlotNumber
Definition: wdfresource.h:68

◆ ScsiPortGetDeviceBase()

PVOID NTAPI ScsiPortGetDeviceBase ( IN PVOID  HwDeviceExtension,
IN INTERFACE_TYPE  BusType,
IN ULONG  SystemIoBusNumber,
IN SCSI_PHYSICAL_ADDRESS  IoAddress,
IN ULONG  NumberOfBytes,
IN BOOLEAN  InIoSpace 
)

Definition at line 421 of file scsiport.c.

427{
428 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
430 PMAPPED_ADDRESS DeviceBase;
432 PVOID MappedAddress;
433
434 //DPRINT ("ScsiPortGetDeviceBase() called\n");
435
436 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
438 MiniPortDeviceExtension);
439
440 AddressSpace = (ULONG)InIoSpace;
442 SystemIoBusNumber,
443 IoAddress,
446 {
447 return NULL;
448 }
449
450 /* i/o space */
451 if (AddressSpace != 0)
453
454 MappedAddress = MmMapIoSpace(TranslatedAddress,
456 FALSE);
457
460
461 if (DeviceBase == NULL)
462 return MappedAddress;
463
464 DeviceBase->MappedAddress = MappedAddress;
465 DeviceBase->NumberOfBytes = NumberOfBytes;
466 DeviceBase->IoAddress = IoAddress;
467 DeviceBase->BusNumber = SystemIoBusNumber;
468
469 /* Link it to the Device Extension list */
470 DeviceBase->NextMappedAddress = DeviceExtension->MappedAddressList;
471 DeviceExtension->MappedAddressList = DeviceBase;
472
473 return MappedAddress;
474}
#define NULL
Definition: types.h:112
#define FALSE
Definition: types.h:117
#define ULONG_PTR
Definition: config.h:101
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
#define NonPagedPool
Definition: env_spec_w32.h:307
BOOLEAN NTAPI HalTranslateBusAddress(IN INTERFACE_TYPE InterfaceType, IN ULONG BusNumber, IN PHYSICAL_ADDRESS BusAddress, IN OUT PULONG AddressSpace, OUT PPHYSICAL_ADDRESS TranslatedAddress)
Definition: bus.c:140
PVOID NTAPI MmMapIoSpace(IN PHYSICAL_ADDRESS PhysicalAddress, IN SIZE_T NumberOfBytes, IN MEMORY_CACHING_TYPE CacheType)
Definition: iosup.c:47
#define TAG_SCSIPORT
Definition: scsiport.h:21
ULONG BusNumber
Definition: ntdddisk.h:756
LARGE_INTEGER IoAddress
Definition: ntdddisk.h:755
uint32_t ULONG
Definition: typedefs.h:59
LONGLONG QuadPart
Definition: typedefs.h:114
_In_opt_ PUNICODE_STRING _In_ PDRIVER_OBJECT _In_ PDEVICE_OBJECT _In_ INTERFACE_TYPE BusType
Definition: halfuncs.h:159
_In_ ULONG _In_ PHYSICAL_ADDRESS _Inout_ PULONG _Out_ PPHYSICAL_ADDRESS TranslatedAddress
Definition: iofuncs.h:2275
_In_ ULONG _In_ PHYSICAL_ADDRESS _Inout_ PULONG AddressSpace
Definition: iofuncs.h:2274
_Must_inspect_result_ typedef _In_ PHYSICAL_ADDRESS _Inout_ PLARGE_INTEGER NumberOfBytes
Definition: iotypes.h:1036

◆ ScsiPortGetLogicalUnit()

PVOID NTAPI ScsiPortGetLogicalUnit ( IN PVOID  HwDeviceExtension,
IN UCHAR  PathId,
IN UCHAR  TargetId,
IN UCHAR  Lun 
)

Definition at line 480 of file scsiport.c.

484{
485 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
486 PSCSI_PORT_LUN_EXTENSION LunExtension;
487
488 DPRINT("ScsiPortGetLogicalUnit() called\n");
489
490 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
492 MiniPortDeviceExtension);
493
494 /* Check the extension size */
495 if (!DeviceExtension->LunExtensionSize)
496 {
497 /* They didn't want one */
498 return NULL;
499 }
500
501 LunExtension = GetLunByPath(DeviceExtension, PathId, TargetId, Lun);
502
503 /* Check that the logical unit exists */
504 if (!LunExtension)
505 {
506 /* Nope, return NULL */
507 return NULL;
508 }
509
510 /* Return the logical unit miniport extension */
511 return (LunExtension + 1);
512}
PSCSI_PORT_LUN_EXTENSION GetLunByPath(_In_ PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, _In_ UCHAR PathId, _In_ UCHAR TargetId, _In_ UCHAR Lun)
Definition: pdo.c:68

◆ ScsiPortGetPhysicalAddress()

SCSI_PHYSICAL_ADDRESS NTAPI ScsiPortGetPhysicalAddress ( IN PVOID  HwDeviceExtension,
IN PSCSI_REQUEST_BLOCK Srb  OPTIONAL,
IN PVOID  VirtualAddress,
OUT ULONG Length 
)

Definition at line 519 of file scsiport.c.

523{
524 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
528 PSCSI_SG_ADDRESS SGList;
530
531 DPRINT("ScsiPortGetPhysicalAddress(%p %p %p %p)\n",
532 HwDeviceExtension, Srb, VirtualAddress, Length);
533
534 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
536 MiniPortDeviceExtension);
537
539 {
540 /* Simply look it up in the allocated common buffer */
542
543 BufferLength = DeviceExtension->CommonBufferLength - Offset;
544 PhysicalAddress.QuadPart = DeviceExtension->PhysicalAddress.QuadPart + Offset;
545 }
546 else if (DeviceExtension->MapRegisters)
547 {
550 ASSERT(LunExtension && !LunExtension->Common.IsFDO);
551
552 /* Scatter-gather list must be used */
553 SrbInfo = SpiGetSrbData(DeviceExtension, LunExtension, Srb->QueueTag);
554
555 SGList = SrbInfo->ScatterGather;
556
557 /* Find needed item in the SG list */
559 while (Offset >= SGList->Length)
560 {
561 Offset -= SGList->Length;
562 SGList++;
563 }
564
565 /* We're done, store length and physical address */
566 BufferLength = SGList->Length - Offset;
568 }
569 else
570 {
571 /* Nothing */
573 }
574
576 return PhysicalAddress;
577}
static PIO_STACK_LOCATION IoGetCurrentIrpStackLocation(PIRP Irp)
_In_ PSCSI_REQUEST_BLOCK Srb
Definition: cdrom.h:989
#define SP_UNINITIALIZED_VALUE
Definition: srb.h:232
#define PCHAR
Definition: match.c:90
#define ASSERT(a)
Definition: mode.c:44
_In_ ULONG _In_ ULONG Offset
Definition: ntddpcm.h:101
PSCSI_REQUEST_BLOCK_INFO SpiGetSrbData(_In_ PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, _In_ PSCSI_PORT_LUN_EXTENSION LunExtension, _In_ UCHAR QueueTag)
Definition: pdo.c:102
PVOID DeviceExtension
Definition: env_spec_w32.h:418
PDEVICE_OBJECT DeviceObject
Definition: iotypes.h:3223
SCSI_PORT_COMMON_EXTENSION Common
Definition: scsiport.h:146
PSCSI_SG_ADDRESS ScatterGather
Definition: scsiport.h:132
UCHAR QueueTag
Definition: srb.h:256
PVOID OriginalRequest
Definition: srb.h:266
PVOID DataBuffer
Definition: srb.h:263
PVOID SenseInfoBuffer
Definition: srb.h:264
PHYSICAL_ADDRESS PhysicalAddress
Definition: scsiport.h:112
int64_t LONGLONG
Definition: typedefs.h:68
ULONG_PTR SIZE_T
Definition: typedefs.h:80
uint32_t ULONG_PTR
Definition: typedefs.h:65
unsigned char * PUCHAR
Definition: typedefs.h:53
char * PCHAR
Definition: typedefs.h:51
_Must_inspect_result_ _In_ WDFDEVICE _In_ DEVICE_REGISTRY_PROPERTY _In_ ULONG BufferLength
Definition: wdfdevice.h:3771
_Must_inspect_result_ _In_ WDFDMATRANSACTION _In_ PFN_WDF_PROGRAM_DMA _In_ WDF_DMA_DIRECTION _In_ PMDL _In_ PVOID VirtualAddress
_Must_inspect_result_ typedef _In_ PHYSICAL_ADDRESS PhysicalAddress
Definition: iotypes.h:1098

◆ ScsiPortGetSrb()

PSCSI_REQUEST_BLOCK NTAPI ScsiPortGetSrb ( IN PVOID  DeviceExtension,
IN UCHAR  PathId,
IN UCHAR  TargetId,
IN UCHAR  Lun,
IN LONG  QueueTag 
)

Definition at line 584 of file scsiport.c.

589{
590 DPRINT1("ScsiPortGetSrb() unimplemented\n");
592 return NULL;
593}

◆ ScsiPortGetUncachedExtension()

PVOID NTAPI ScsiPortGetUncachedExtension ( IN PVOID  HwDeviceExtension,
IN PPORT_CONFIGURATION_INFORMATION  ConfigInfo,
IN ULONG  NumberOfBytes 
)

Definition at line 600 of file scsiport.c.

603{
604 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
606 ULONG MapRegistersCount;
608
609 DPRINT("ScsiPortGetUncachedExtension(%p %p %lu)\n",
610 HwDeviceExtension, ConfigInfo, NumberOfBytes);
611
612 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
614 MiniPortDeviceExtension);
615
616 /* Check for allocated common DMA buffer */
617 if (DeviceExtension->SrbExtensionBuffer != NULL)
618 {
619 DPRINT1("The HBA has already got a common DMA buffer!\n");
620 return NULL;
621 }
622
623 /* Check for DMA adapter object */
624 if (DeviceExtension->AdapterObject == NULL)
625 {
626 /* Initialize DMA adapter description */
628
630 DeviceDescription.Master = ConfigInfo->Master;
631 DeviceDescription.ScatterGather = ConfigInfo->ScatterGather;
632 DeviceDescription.DemandMode = ConfigInfo->DemandMode;
633 DeviceDescription.Dma32BitAddresses = ConfigInfo->Dma32BitAddresses;
634 DeviceDescription.BusNumber = ConfigInfo->SystemIoBusNumber;
635 DeviceDescription.DmaChannel = ConfigInfo->DmaChannel;
636 DeviceDescription.InterfaceType = ConfigInfo->AdapterInterfaceType;
637 DeviceDescription.DmaWidth = ConfigInfo->DmaWidth;
638 DeviceDescription.DmaSpeed = ConfigInfo->DmaSpeed;
639 DeviceDescription.MaximumLength = ConfigInfo->MaximumTransferLength;
640 DeviceDescription.DmaPort = ConfigInfo->DmaPort;
641
642 /* Get a DMA adapter object */
643 DeviceExtension->AdapterObject =
644 HalGetAdapter(&DeviceDescription, &MapRegistersCount);
645
646 /* Fail in case of error */
647 if (DeviceExtension->AdapterObject == NULL)
648 {
649 DPRINT1("HalGetAdapter() failed\n");
650 return NULL;
651 }
652
653 /* Set number of physical breaks */
654 if (ConfigInfo->NumberOfPhysicalBreaks != 0 &&
655 MapRegistersCount > ConfigInfo->NumberOfPhysicalBreaks)
656 {
657 DeviceExtension->PortCapabilities.MaximumPhysicalPages =
658 ConfigInfo->NumberOfPhysicalBreaks;
659 }
660 else
661 {
662 DeviceExtension->PortCapabilities.MaximumPhysicalPages = MapRegistersCount;
663 }
664 }
665
666 /* Update auto request sense feature */
667 DeviceExtension->SupportsAutoSense = ConfigInfo->AutoRequestSense;
668
669 /* Update Srb extension size */
670 if (DeviceExtension->SrbExtensionSize != ConfigInfo->SrbExtensionSize)
671 DeviceExtension->SrbExtensionSize = ConfigInfo->SrbExtensionSize;
672
673 /* Update Srb extension alloc flag */
674 if (ConfigInfo->AutoRequestSense || DeviceExtension->SrbExtensionSize)
675 DeviceExtension->NeedSrbExtensionAlloc = TRUE;
676
677 /* Allocate a common DMA buffer */
678 Status = SpiAllocateCommonBuffer(DeviceExtension, NumberOfBytes);
679
680 if (!NT_SUCCESS(Status))
681 {
682 DPRINT1("SpiAllocateCommonBuffer() failed with Status = 0x%08X!\n", Status);
683 return NULL;
684 }
685
686 return DeviceExtension->NonCachedExtension;
687}
LONG NTSTATUS
Definition: precomp.h:26
static NTSTATUS SpiAllocateCommonBuffer(IN OUT PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, IN ULONG NonCachedSize)
Definition: scsiport.c:672
#define TRUE
Definition: types.h:120
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:33
Status
Definition: gdiplustypes.h:25
PADAPTER_OBJECT NTAPI HalGetAdapter(IN PDEVICE_DESCRIPTION DeviceDescription, OUT PULONG NumberOfMapRegisters)
Definition: dma.c:22
PADAPTER_OBJECT AdapterObject
Definition: scsiport.c:86
IO_SCSI_CAPABILITIES PortCapabilities
Definition: scsiport.c:78
#define RtlZeroMemory(Destination, Length)
Definition: typedefs.h:262
_Must_inspect_result_ _In_ PWDFDEVICE_INIT _In_ PCUNICODE_STRING DeviceDescription
Definition: wdfpdo.h:432
#define DEVICE_DESCRIPTION_VERSION
Definition: iotypes.h:2063

◆ ScsiPortGetVirtualAddress()

PVOID NTAPI ScsiPortGetVirtualAddress ( IN PVOID  HwDeviceExtension,
IN SCSI_PHYSICAL_ADDRESS  PhysicalAddress 
)

Definition at line 782 of file scsiport.c.

784{
785 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
787
788 DPRINT("ScsiPortGetVirtualAddress(%p %I64x)\n",
789 HwDeviceExtension, PhysicalAddress.QuadPart);
790
791 DeviceExtension = CONTAINING_RECORD(HwDeviceExtension,
793 MiniPortDeviceExtension);
794
795 if (DeviceExtension->PhysicalAddress.QuadPart > PhysicalAddress.QuadPart)
796 return NULL;
797
798 Offset = (ULONG)(PhysicalAddress.QuadPart - DeviceExtension->PhysicalAddress.QuadPart);
799
800 if (Offset >= DeviceExtension->CommonBufferLength)
801 return NULL;
802
803 return (PVOID)((ULONG_PTR)DeviceExtension->SrbExtensionBuffer + Offset);
804}

◆ ScsiPortInitialize()

ULONG NTAPI ScsiPortInitialize ( IN PVOID  Argument1,
IN PVOID  Argument2,
IN struct _HW_INITIALIZATION_DATA HwInitializationData,
IN PVOID  HwContext 
)

Definition at line 836 of file scsiport.c.

841{
844 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension = NULL;
845 PCONFIGURATION_INFORMATION SystemConfig;
847 CONFIGURATION_INFO ConfigInfo;
848 ULONG DeviceExtensionSize;
849 ULONG PortConfigSize;
850 BOOLEAN Again;
851 BOOLEAN DeviceFound = FALSE;
852 BOOLEAN FirstConfigCall = TRUE;
856
857 PDEVICE_OBJECT PortDeviceObject;
859 PIO_SCSI_CAPABILITIES PortCapabilities;
860
862
863 DPRINT("ScsiPortInitialize() called!\n");
864
865 /* Check params for validity */
866 if ((HwInitializationData->HwInitialize == NULL) ||
867 (HwInitializationData->HwStartIo == NULL) ||
868 (HwInitializationData->HwInterrupt == NULL) ||
869 (HwInitializationData->HwFindAdapter == NULL) ||
870 (HwInitializationData->HwResetBus == NULL))
871 {
873 }
874
875 PSCSI_PORT_DRIVER_EXTENSION driverExtension;
876
877 // ScsiPortInitialize may be called multiple times by the same driver
878 driverExtension = IoGetDriverObjectExtension(DriverObject, HwInitializationData->HwInitialize);
879
880 if (!driverExtension)
881 {
883 HwInitializationData->HwInitialize,
885 (PVOID *)&driverExtension);
886
887 if (!NT_SUCCESS(Status))
888 {
889 DPRINT1("Failed to allocate the driver extension! Status 0x%x\n", Status);
890 return Status;
891 }
892 }
893
894 // set up the driver extension
895 driverExtension->RegistryPath.Buffer =
897 driverExtension->RegistryPath.MaximumLength = RegistryPath->MaximumLength;
899
900 driverExtension->DriverObject = DriverObject;
901
902 /* Set handlers */
904 DriverObject->DriverStartIo = ScsiPortStartIo;
905 DriverObject->DriverExtension->AddDevice = ScsiPortAddDevice;
912
913 /* Obtain configuration information */
914 SystemConfig = IoGetConfigurationInformation();
915
916 /* Zero the internal configuration info structure */
917 RtlZeroMemory(&ConfigInfo, sizeof(CONFIGURATION_INFO));
918
919 /* Zero starting slot number */
920 SlotNumber.u.AsULONG = 0;
921
922 /* Allocate space for access ranges */
923 if (HwInitializationData->NumberOfAccessRanges)
924 {
925 ConfigInfo.AccessRanges =
927 HwInitializationData->NumberOfAccessRanges * sizeof(ACCESS_RANGE), TAG_SCSIPORT);
928
929 /* Fail if failed */
930 if (ConfigInfo.AccessRanges == NULL)
932 }
933
934 /* Open registry keys and fill the driverExtension */
935 SpiInitOpenKeys(&ConfigInfo, driverExtension);
936
937 // FIXME: PnP miniports are not supported
938 ASSERT(driverExtension->IsLegacyDriver);
939
940 /* Last adapter number = not known */
942
943 /* Calculate sizes of DeviceExtension and PortConfig */
944 DeviceExtensionSize = sizeof(SCSI_PORT_DEVICE_EXTENSION) +
945 HwInitializationData->DeviceExtensionSize;
946
947 DPRINT("AdapterInterfaceType: %lu\n",
948 HwInitializationData->AdapterInterfaceType);
949
950 while (TRUE)
951 {
952 WCHAR NameBuffer[27];
953 /* Create a unicode device name */
954 swprintf(NameBuffer,
955 L"\\Device\\ScsiPort%lu",
956 SystemConfig->ScsiPortCount);
957 if (!RtlCreateUnicodeString(&DeviceName, NameBuffer))
958 {
959 DPRINT1("Failed to allocate memory for device name!\n");
961 PortDeviceObject = NULL;
962 break;
963 }
964
965 DPRINT("Creating device: %wZ\n", &DeviceName);
966
967 /* Create the port device */
969 DeviceExtensionSize,
970 &DeviceName,
973 FALSE,
974 &PortDeviceObject);
975
976 if (!NT_SUCCESS(Status))
977 {
978 DPRINT1("IoCreateDevice call failed! (Status 0x%lX)\n", Status);
979 PortDeviceObject = NULL;
980 break;
981 }
982
983 /* Set the buffering strategy here... */
984 PortDeviceObject->Flags |= DO_DIRECT_IO;
985 PortDeviceObject->AlignmentRequirement = FILE_WORD_ALIGNMENT; /* FIXME: Is this really needed? */
986
987 /* Fill Device Extension */
988 DeviceExtension = PortDeviceObject->DeviceExtension;
989 RtlZeroMemory(DeviceExtension, DeviceExtensionSize);
990 DeviceExtension->Common.DeviceObject = PortDeviceObject;
991 DeviceExtension->Common.IsFDO = TRUE;
992 DeviceExtension->Length = DeviceExtensionSize;
993 DeviceExtension->PortNumber = SystemConfig->ScsiPortCount;
994 DeviceExtension->DeviceName = DeviceName;
995
996 /* Driver's routines... */
997 DeviceExtension->HwInitialize = HwInitializationData->HwInitialize;
998 DeviceExtension->HwStartIo = HwInitializationData->HwStartIo;
999 DeviceExtension->HwInterrupt = HwInitializationData->HwInterrupt;
1000 DeviceExtension->HwResetBus = HwInitializationData->HwResetBus;
1001 DeviceExtension->HwDmaStarted = HwInitializationData->HwDmaStarted;
1002
1003 /* Extensions sizes */
1004 DeviceExtension->MiniPortExtensionSize = HwInitializationData->DeviceExtensionSize;
1005 DeviceExtension->LunExtensionSize =
1006 ALIGN_UP(HwInitializationData->SpecificLuExtensionSize, INT64);
1007 DeviceExtension->SrbExtensionSize =
1008 ALIGN_UP(HwInitializationData->SrbExtensionSize, INT64);
1009
1010 /* Fill some numbers (bus count, lun count, etc) */
1011 DeviceExtension->MaxLunCount = SCSI_MAXIMUM_LOGICAL_UNITS;
1012 DeviceExtension->RequestsNumber = 16;
1013
1014 /* Initialize the spin lock in the controller extension */
1015 KeInitializeSpinLock(&DeviceExtension->IrqLock);
1016 KeInitializeSpinLock(&DeviceExtension->SpinLock);
1017
1018 /* Initialize the DPC object */
1019 IoInitializeDpcRequest(PortDeviceObject,
1021
1022 /* Initialize the device timer */
1023 DeviceExtension->TimerCount = -1;
1024 IoInitializeTimer(PortDeviceObject,
1026 DeviceExtension);
1027
1028 /* Initialize miniport timer */
1029 KeInitializeTimer(&DeviceExtension->MiniportTimer);
1030 KeInitializeDpc(&DeviceExtension->MiniportTimerDpc,
1032 PortDeviceObject);
1033
1034CreatePortConfig:
1035
1036 /* Allocate and initialize port configuration info */
1037 PortConfigSize = sizeof(PORT_CONFIGURATION_INFORMATION) +
1038 HwInitializationData->NumberOfAccessRanges * sizeof(ACCESS_RANGE);
1039 PortConfigSize = ALIGN_UP(PortConfigSize, INT64);
1040 DeviceExtension->PortConfig = ExAllocatePoolWithTag(NonPagedPool, PortConfigSize, TAG_SCSIPORT);
1041
1042 /* Fail if failed */
1043 if (DeviceExtension->PortConfig == NULL)
1044 {
1046 break;
1047 }
1048
1049 Status = SpiCreatePortConfig(DeviceExtension,
1051 &ConfigInfo,
1052 DeviceExtension->PortConfig,
1053 FirstConfigCall);
1054
1055 if (!NT_SUCCESS(Status))
1056 {
1057 DPRINT("SpiCreatePortConfig() failed with Status 0x%08X\n", Status);
1058 break;
1059 }
1060
1061 PortConfig = DeviceExtension->PortConfig;
1062
1063 /* Copy extension sizes into the PortConfig */
1064 PortConfig->SpecificLuExtensionSize = DeviceExtension->LunExtensionSize;
1065 PortConfig->SrbExtensionSize = DeviceExtension->SrbExtensionSize;
1066
1067 /* Initialize Access ranges */
1068 if (HwInitializationData->NumberOfAccessRanges != 0)
1069 {
1070 PortConfig->AccessRanges = ALIGN_UP_POINTER(PortConfig + 1, INT64);
1071
1072 /* Copy the data */
1073 RtlCopyMemory(PortConfig->AccessRanges,
1074 ConfigInfo.AccessRanges,
1075 HwInitializationData->NumberOfAccessRanges * sizeof(ACCESS_RANGE));
1076 }
1077
1078 /* Search for matching PCI device */
1079 if ((HwInitializationData->AdapterInterfaceType == PCIBus) &&
1080 (HwInitializationData->VendorIdLength > 0) &&
1081 (HwInitializationData->VendorId != NULL) &&
1082 (HwInitializationData->DeviceIdLength > 0) &&
1083 (HwInitializationData->DeviceId != NULL))
1084 {
1085 PortConfig->BusInterruptLevel = 0;
1086
1087 /* Get PCI device data */
1088 DPRINT(
1089 "VendorId '%.*s' DeviceId '%.*s'\n", HwInitializationData->VendorIdLength,
1090 HwInitializationData->VendorId, HwInitializationData->DeviceIdLength,
1091 HwInitializationData->DeviceId);
1092
1094 DriverObject, PortDeviceObject, HwInitializationData, PortConfig, RegistryPath,
1095 ConfigInfo.BusNumber, &SlotNumber))
1096 {
1097 /* Continue to the next bus, nothing here */
1098 ConfigInfo.BusNumber++;
1099 DeviceExtension->PortConfig = NULL;
1100 ExFreePool(PortConfig);
1101 Again = FALSE;
1102 goto CreatePortConfig;
1103 }
1104
1105 if (!PortConfig->BusInterruptLevel)
1106 {
1107 /* Bypass this slot, because no interrupt was assigned */
1108 DeviceExtension->PortConfig = NULL;
1109 ExFreePool(PortConfig);
1110 goto CreatePortConfig;
1111 }
1112 }
1113 else
1114 {
1115 DPRINT("Non-pci bus\n");
1116 }
1117
1118 /* Note: HwFindAdapter is called once for each bus */
1119 Again = FALSE;
1120 DPRINT("Calling HwFindAdapter() for Bus %lu\n", PortConfig->SystemIoBusNumber);
1121 Result = (HwInitializationData->HwFindAdapter)(
1122 &DeviceExtension->MiniPortDeviceExtension, HwContext, 0, /* BusInformation */
1123 ConfigInfo.Parameter, /* ArgumentString */
1124 PortConfig, &Again);
1125
1126 DPRINT("HwFindAdapter() Result: %lu Again: %s\n", Result, (Again) ? "True" : "False");
1127
1128 /* Free MapRegisterBase, it's not needed anymore */
1129 if (DeviceExtension->MapRegisterBase != NULL)
1130 {
1131 ExFreePool(DeviceExtension->MapRegisterBase);
1132 DeviceExtension->MapRegisterBase = NULL;
1133 }
1134
1135 /* If result is nothing good... */
1136 if (Result != SP_RETURN_FOUND)
1137 {
1138 DPRINT("HwFindAdapter() Result: %lu\n", Result);
1139
1141 {
1142 /* We can continue on the next bus */
1143 ConfigInfo.BusNumber++;
1144 Again = FALSE;
1145
1146 DeviceExtension->PortConfig = NULL;
1147 ExFreePool(PortConfig);
1148 goto CreatePortConfig;
1149 }
1150
1151 /* Otherwise, break */
1153 break;
1154 }
1155
1156 DPRINT(
1157 "ScsiPortInitialize(): Found HBA! (%x), adapter Id %d\n",
1158 PortConfig->BusInterruptVector, PortConfig->InitiatorBusId[0]);
1159
1160 /* If the SRB extension size was updated */
1161 if (!DeviceExtension->NonCachedExtension &&
1162 (PortConfig->SrbExtensionSize != DeviceExtension->SrbExtensionSize))
1163 {
1164 /* Set it (rounding to LONGLONG again) */
1165 DeviceExtension->SrbExtensionSize = ALIGN_UP(PortConfig->SrbExtensionSize, INT64);
1166 }
1167
1168 /* The same with LUN extension size */
1169 if (PortConfig->SpecificLuExtensionSize != DeviceExtension->LunExtensionSize)
1170 DeviceExtension->LunExtensionSize = PortConfig->SpecificLuExtensionSize;
1171
1172 /* Construct a resource list */
1173 ResourceList = SpiConfigToResource(DeviceExtension, PortConfig);
1174
1175 PDEVICE_OBJECT LowerPDO = NULL;
1176
1178 HwInitializationData->AdapterInterfaceType,
1179 ConfigInfo.BusNumber,
1180 PortConfig->SlotNumber,
1182 NULL,
1183 TRUE,
1184 &LowerPDO);
1185
1186 if (!NT_SUCCESS(Status))
1187 {
1188 DPRINT1("IoReportDetectedDevice failed. Status: 0x%x\n", Status);
1189 __debugbreak();
1190 break;
1191 }
1192
1193 DeviceExtension->Common.LowerDevice = IoAttachDeviceToDeviceStack(PortDeviceObject, LowerPDO);
1194
1195 ASSERT(DeviceExtension->Common.LowerDevice);
1196
1197 PortDeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
1198
1199 if (ResourceList)
1200 {
1202 }
1203
1204 /* Copy all stuff which we ever need from PortConfig to the DeviceExtension */
1206 DeviceExtension->MaxTargedIds = SCSI_MAXIMUM_TARGETS_PER_BUS;
1207 else
1208 DeviceExtension->MaxTargedIds = PortConfig->MaximumNumberOfTargets;
1209
1210 DeviceExtension->NumberOfBuses = PortConfig->NumberOfBuses;
1211 DeviceExtension->CachesData = PortConfig->CachesData;
1212 DeviceExtension->ReceiveEvent = PortConfig->ReceiveEvent;
1213 DeviceExtension->SupportsTaggedQueuing = PortConfig->TaggedQueuing;
1214 DeviceExtension->MultipleReqsPerLun = PortConfig->MultipleRequestPerLu;
1215
1216 /* Initialize bus scanning information */
1217 size_t BusConfigSize = DeviceExtension->NumberOfBuses * sizeof(*DeviceExtension->Buses);
1218 DeviceExtension->Buses = ExAllocatePoolZero(NonPagedPool, BusConfigSize, TAG_SCSIPORT);
1219 if (!DeviceExtension->Buses)
1220 {
1221 DPRINT1("Out of resources!\n");
1223 break;
1224 }
1225
1226 // initialize bus data
1227 for (UINT8 pathId = 0; pathId < DeviceExtension->NumberOfBuses; pathId++)
1228 {
1229 DeviceExtension->Buses[pathId].BusIdentifier =
1230 DeviceExtension->PortConfig->InitiatorBusId[pathId];
1231 InitializeListHead(&DeviceExtension->Buses[pathId].LunsListHead);
1232 }
1233
1234 /* If something was disabled via registry - apply it */
1235 if (ConfigInfo.DisableMultipleLun)
1236 DeviceExtension->MultipleReqsPerLun = PortConfig->MultipleRequestPerLu = FALSE;
1237
1238 if (ConfigInfo.DisableTaggedQueueing)
1239 DeviceExtension->SupportsTaggedQueuing = PortConfig->MultipleRequestPerLu = FALSE;
1240
1241 /* Check if we need to alloc SRB data */
1242 if (DeviceExtension->SupportsTaggedQueuing || DeviceExtension->MultipleReqsPerLun)
1243 {
1244 DeviceExtension->NeedSrbDataAlloc = TRUE;
1245 }
1246 else
1247 {
1248 DeviceExtension->NeedSrbDataAlloc = FALSE;
1249 }
1250
1251 /* Get a pointer to the port capabilities */
1252 PortCapabilities = &DeviceExtension->PortCapabilities;
1253
1254 /* Copy one field there */
1255 DeviceExtension->MapBuffers = PortConfig->MapBuffers;
1256 PortCapabilities->AdapterUsesPio = PortConfig->MapBuffers;
1257
1258 if (DeviceExtension->AdapterObject == NULL &&
1259 (PortConfig->DmaChannel != SP_UNINITIALIZED_VALUE || PortConfig->Master))
1260 {
1261 DPRINT1("DMA is not supported yet\n");
1262 ASSERT(FALSE);
1263 }
1264
1265 if (DeviceExtension->SrbExtensionBuffer == NULL &&
1266 (DeviceExtension->SrbExtensionSize != 0 || PortConfig->AutoRequestSense))
1267 {
1268 DeviceExtension->SupportsAutoSense = PortConfig->AutoRequestSense;
1269 DeviceExtension->NeedSrbExtensionAlloc = TRUE;
1270
1271 /* Allocate common buffer */
1272 Status = SpiAllocateCommonBuffer(DeviceExtension, 0);
1273
1274 /* Check for failure */
1275 if (!NT_SUCCESS(Status))
1276 break;
1277 }
1278
1279 /* Allocate SrbData, if needed */
1280 if (DeviceExtension->NeedSrbDataAlloc)
1281 {
1282 ULONG Count;
1284
1285 if (DeviceExtension->SrbDataCount != 0)
1286 Count = DeviceExtension->SrbDataCount;
1287 else
1288 Count = DeviceExtension->RequestsNumber * 2;
1289
1290 /* Allocate the data */
1291 SrbData = ExAllocatePoolWithTag(
1293 if (SrbData == NULL)
1295
1296 RtlZeroMemory(SrbData, Count * sizeof(SCSI_REQUEST_BLOCK_INFO));
1297
1298 DeviceExtension->SrbInfo = SrbData;
1299 DeviceExtension->FreeSrbInfo = SrbData;
1300 DeviceExtension->SrbDataCount = Count;
1301
1302 /* Link it to the list */
1303 while (Count > 0)
1304 {
1305 SrbData->Requests.Flink = (PLIST_ENTRY)(SrbData + 1);
1306 SrbData++;
1307 Count--;
1308 }
1309
1310 /* Mark the last entry of the list */
1311 SrbData--;
1312 SrbData->Requests.Flink = NULL;
1313 }
1314
1315 /* Initialize port capabilities */
1316 PortCapabilities = &DeviceExtension->PortCapabilities;
1317 PortCapabilities->Length = sizeof(IO_SCSI_CAPABILITIES);
1318 PortCapabilities->MaximumTransferLength = PortConfig->MaximumTransferLength;
1319
1320 if (PortConfig->ReceiveEvent)
1322
1323 PortCapabilities->TaggedQueuing = DeviceExtension->SupportsTaggedQueuing;
1324 PortCapabilities->AdapterScansDown = PortConfig->AdapterScansDown;
1325
1326 if (PortConfig->AlignmentMask > PortDeviceObject->AlignmentRequirement)
1327 PortDeviceObject->AlignmentRequirement = PortConfig->AlignmentMask;
1328
1329 PortCapabilities->AlignmentMask = PortDeviceObject->AlignmentRequirement;
1330
1331 if (PortCapabilities->MaximumPhysicalPages == 0)
1332 {
1333 PortCapabilities->MaximumPhysicalPages =
1334 BYTES_TO_PAGES(PortCapabilities->MaximumTransferLength);
1335
1336 /* Apply miniport's limits */
1337 if (PortConfig->NumberOfPhysicalBreaks < PortCapabilities->MaximumPhysicalPages)
1338 {
1339 PortCapabilities->MaximumPhysicalPages = PortConfig->NumberOfPhysicalBreaks;
1340 }
1341 }
1342
1343 FdoCallHWInitialize(DeviceExtension);
1344
1345 Status = FdoStartAdapter(DeviceExtension);
1346
1347 if (!NT_SUCCESS(Status))
1348 {
1349 DPRINT1("Failed to start the legacy adapter. Status 0x%x\n", Status);
1350 break;
1351 }
1352
1353 FdoScanAdapter(DeviceExtension);
1354
1355 FirstConfigCall = FALSE;
1356
1357 /* Increase adapter number and bus number respectively */
1358 ConfigInfo.AdapterNumber++;
1359
1360 if (!Again)
1361 ConfigInfo.BusNumber++;
1362
1363 DPRINT(" Bus: %lu\n", ConfigInfo.BusNumber);
1364
1365 DeviceFound = TRUE;
1366 }
1367
1368 /* Clean up the mess */
1369 if (!NT_SUCCESS(Status) && PortDeviceObject)
1370 {
1371 FdoRemoveAdapter(DeviceExtension);
1372 }
1373
1374 /* Close registry keys */
1375 if (ConfigInfo.ServiceKey != NULL)
1376 ZwClose(ConfigInfo.ServiceKey);
1377
1378 if (ConfigInfo.DeviceKey != NULL)
1379 ZwClose(ConfigInfo.DeviceKey);
1380
1381 if (ConfigInfo.BusKey != NULL)
1382 ZwClose(ConfigInfo.BusKey);
1383
1384 if (ConfigInfo.AccessRanges != NULL)
1385 ExFreePool(ConfigInfo.AccessRanges);
1386
1387 if (ConfigInfo.Parameter != NULL)
1388 ExFreePool(ConfigInfo.Parameter);
1389
1390 DPRINT("ScsiPortInitialize() done, Status = 0x%08X, DeviceFound = %d!\n",
1391 Status, DeviceFound);
1392
1393 return (DeviceFound == FALSE) ? Status : STATUS_SUCCESS;
1394}
unsigned char BOOLEAN
signed long long INT64
static BOOLEAN SpiGetPciConfigData(IN PHW_INITIALIZATION_DATA HwInitializationData, IN OUT PPORT_CONFIGURATION_INFORMATION PortConfig, IN ULONG BusNumber, IN OUT PPCI_SLOT_NUMBER NextSlotNumber)
Definition: scsiport.c:1033
static NTSTATUS SpiCreatePortConfig(IN PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, IN PHW_INITIALIZATION_DATA HwInitData, OUT PPORT_CONFIGURATION_INFORMATION ConfigInfo, IN BOOLEAN ZeroStruct)
Definition: scsiport.c:422
#define FILE_DEVICE_SECURE_OPEN
Definition: cdrw_usr.h:46
#define IRP_MJ_PNP
Definition: cdrw_usr.h:52
_In_ PVOID Argument2
Definition: classpnp.h:721
NTSYSAPI BOOLEAN NTAPI RtlCreateUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
#define swprintf
Definition: precomp.h:40
VOID NTAPI KeInitializeDpc(IN PKDPC Dpc, IN PKDEFERRED_ROUTINE DeferredRoutine, IN PVOID DeferredContext)
Definition: dpc.c:712
#define SCSI_MAXIMUM_TARGETS_PER_BUS
Definition: srb.h:22
#define SRBEV_SCSI_ASYNC_NOTIFICATION
Definition: srb.h:240
#define SP_RETURN_FOUND
Definition: srb.h:522
#define SCSI_MAXIMUM_LOGICAL_UNITS
Definition: srb.h:21
struct _PORT_CONFIGURATION_INFORMATION PORT_CONFIGURATION_INFORMATION
#define SP_RETURN_NOT_FOUND
Definition: srb.h:521
NTSTATUS NTAPI ScsiPortDeviceControl(_In_ PDEVICE_OBJECT DeviceObject, _In_ PIRP Irp)
Definition: ioctl.c:404
VOID SpiInitOpenKeys(_Inout_ PCONFIGURATION_INFO ConfigInfo, _In_ PSCSI_PORT_DRIVER_EXTENSION DriverExtension)
Definition: registry.c:18
VOID NTAPI SpiMiniportTimerDpc(IN struct _KDPC *Dpc, IN PVOID DeviceObject, IN PVOID SystemArgument1, IN PVOID SystemArgument2)
Definition: scsiport.c:2336
static VOID NTAPI ScsiPortIoTimer(PDEVICE_OBJECT DeviceObject, PVOID Context)
Definition: scsiport.c:2234
NTSTATUS NTAPI ScsiPortDispatchPnp(PDEVICE_OBJECT DeviceObject, PIRP Irp)
Definition: scsiport.c:129
static PCM_RESOURCE_LIST SpiConfigToResource(PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, PPORT_CONFIGURATION_INFORMATION PortConfig)
Definition: scsiport.c:1739
VOID NTAPI ScsiPortUnload(_In_ PDRIVER_OBJECT DriverObject)
Definition: scsiport.c:121
static NTSTATUS NTAPI ScsiPortCreateClose(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp)
Definition: scsiport.c:2024
NTSTATUS NTAPI ScsiPortAddDevice(_In_ PDRIVER_OBJECT DriverObject, _In_ PDEVICE_OBJECT PhysicalDeviceObject)
Definition: scsiport.c:145
UNICODE_STRING * PUNICODE_STRING
Definition: env_spec_w32.h:373
#define DO_DIRECT_IO
Definition: env_spec_w32.h:396
#define InitializeListHead(ListHead)
Definition: env_spec_w32.h:944
#define KeInitializeSpinLock(sl)
Definition: env_spec_w32.h:604
#define PagedPool
Definition: env_spec_w32.h:308
@ PCIBus
Definition: hwresource.cpp:142
void __cdecl __debugbreak(void)
Definition: intrin_ppc.h:698
PCONFIGURATION_INFORMATION NTAPI IoGetConfigurationInformation(VOID)
Returns a pointer to the I/O manager's global configuration information structure.
Definition: iorsrce.c:998
NTSTATUS NTAPI IoInitializeTimer(IN PDEVICE_OBJECT DeviceObject, IN PIO_TIMER_ROUTINE TimerRoutine, IN PVOID Context)
Definition: iotimer.c:92
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
NTSYSAPI NTSTATUS NTAPI ZwClose(_In_ HANDLE Handle)
int Count
Definition: noreturn.cpp:7
NTSYSAPI VOID NTAPI RtlCopyUnicodeString(PUNICODE_STRING DestinationString, PUNICODE_STRING SourceString)
#define FILE_WORD_ALIGNMENT
Definition: nt_native.h:787
PDEVICE_OBJECT NTAPI IoAttachDeviceToDeviceStack(IN PDEVICE_OBJECT SourceDevice, IN PDEVICE_OBJECT TargetDevice)
Definition: device.c:966
NTSTATUS NTAPI IoCreateDevice(IN PDRIVER_OBJECT DriverObject, IN ULONG DeviceExtensionSize, IN PUNICODE_STRING DeviceName, IN DEVICE_TYPE DeviceType, IN ULONG DeviceCharacteristics, IN BOOLEAN Exclusive, OUT PDEVICE_OBJECT *DeviceObject)
Definition: device.c:1031
PVOID NTAPI IoGetDriverObjectExtension(IN PDRIVER_OBJECT DriverObject, IN PVOID ClientIdentificationAddress)
Definition: driver.c:1904
NTSTATUS NTAPI IoAllocateDriverObjectExtension(IN PDRIVER_OBJECT DriverObject, IN PVOID ClientIdentificationAddress, IN ULONG DriverObjectExtensionSize, OUT PVOID *DriverObjectExtension)
Definition: driver.c:1826
#define STATUS_INTERNAL_ERROR
Definition: ntstatus.h:465
#define STATUS_REVISION_MISMATCH
Definition: ntstatus.h:325
#define L(x)
Definition: ntvdm.h:50
NTSTATUS NTAPI IoReportDetectedDevice(_In_ PDRIVER_OBJECT DriverObject, _In_ INTERFACE_TYPE LegacyBusType, _In_ ULONG BusNumber, _In_ ULONG SlotNumber, _In_opt_ PCM_RESOURCE_LIST ResourceList, _In_opt_ PIO_RESOURCE_REQUIREMENTS_LIST ResourceRequirements, _In_ BOOLEAN ResourceAssigned, _Inout_ PDEVICE_OBJECT *DeviceObject)
Definition: pnpreport.c:148
#define FILE_DEVICE_CONTROLLER
Definition: winioctl.h:49
#define IRP_MJ_CLOSE
Definition: rdpdr.c:45
#define IRP_MJ_DEVICE_CONTROL
Definition: rdpdr.c:52
#define IRP_MJ_CREATE
Definition: rdpdr.c:44
struct _IO_SCSI_CAPABILITIES IO_SCSI_CAPABILITIES
DRIVER_DISPATCH ScsiPortDispatchPower
Definition: scsiport.h:426
DRIVER_DISPATCH ScsiPortDispatchScsi
Definition: scsiport.h:452
DRIVER_STARTIO ScsiPortStartIo
Definition: scsiport.h:454
IO_DPC_ROUTINE ScsiPortDpcForIsr
Definition: scsiport.h:451
_Must_inspect_result_ _In_ PVOID _In_ struct _HW_INITIALIZATION_DATA _In_ PVOID HwContext
Definition: srb.h:907
_Must_inspect_result_ _In_ PVOID _In_ struct _HW_INITIALIZATION_DATA * HwInitializationData
Definition: srb.h:906
NTSTATUS FdoStartAdapter(_In_ PSCSI_PORT_DEVICE_EXTENSION PortExtension)
Definition: fdo.c:609
VOID FdoScanAdapter(_In_ PSCSI_PORT_DEVICE_EXTENSION PortExtension)
Definition: fdo.c:222
NTSTATUS FdoCallHWInitialize(_In_ PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
Calls HwInitialize routine of the miniport and sets up interrupts Should be called inside ScsiPortIni...
Definition: fdo.c:366
NTSTATUS FdoRemoveAdapter(_In_ PSCSI_PORT_DEVICE_EXTENSION DeviceExtension)
Definition: fdo.c:510
PHW_INITIALIZE HwInitialize
Definition: scsiport.c:80
PHW_RESET_BUS HwResetBus
Definition: scsiport.c:83
PHW_INTERRUPT HwInterrupt
Definition: scsiport.c:82
BOOLEAN DisableTaggedQueueing
Definition: scsiport.h:92
ULONG LastAdapterNumber
Definition: scsiport.h:83
PACCESS_RANGE AccessRanges
Definition: scsiport.h:97
BOOLEAN DisableMultipleLun
Definition: scsiport.h:93
ULONG AlignmentRequirement
Definition: env_spec_w32.h:420
PDRIVER_UNLOAD DriverUnload
Definition: iotypes.h:2288
BOOLEAN AdapterScansDown
Definition: scsi_port.h:142
ULONG SupportedAsynchronousEvents
Definition: scsi_port.h:139
ACCESS_RANGE(* AccessRanges)[]
Definition: srb.h:74
PDRIVER_OBJECT DriverObject
Definition: scsiport.h:334
UNICODE_STRING RegistryPath
Definition: scsiport.h:335
USHORT MaximumLength
Definition: env_spec_w32.h:370
VOID NTAPI KeInitializeTimer(OUT PKTIMER Timer)
Definition: timerobj.c:233
struct _LIST_ENTRY * PLIST_ENTRY
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
#define ALIGN_UP(size, type)
Definition: umtypes.h:91
#define ALIGN_UP_POINTER(ptr, type)
Definition: umtypes.h:97
_Must_inspect_result_ _In_ PWDFDEVICE_INIT _In_opt_ PCUNICODE_STRING DeviceName
Definition: wdfdevice.h:3275
_Must_inspect_result_ _In_ PDRIVER_OBJECT _In_ PCUNICODE_STRING RegistryPath
Definition: wdfdriver.h:215
_Must_inspect_result_ _In_ WDFIORESREQLIST _In_opt_ PWDF_OBJECT_ATTRIBUTES _Out_ WDFIORESLIST * ResourceList
Definition: wdfresource.h:309
_At_(*)(_In_ PWSK_CLIENT Client, _In_opt_ PUNICODE_STRING NodeName, _In_opt_ PUNICODE_STRING ServiceName, _In_opt_ ULONG NameSpace, _In_opt_ GUID *Provider, _In_opt_ PADDRINFOEXW Hints, _Outptr_ PADDRINFOEXW *Result, _In_opt_ PEPROCESS OwningProcess, _In_opt_ PETHREAD OwningThread, _Inout_ PIRP Irp Result)(Mem)) NTSTATUS(WSKAPI *PFN_WSK_GET_ADDRESS_INFO
Definition: wsk.h:409
_IRQL_requires_same_ _In_opt_ PVOID Argument1
Definition: cmtypes.h:696
FORCEINLINE VOID IoInitializeDpcRequest(_In_ PDEVICE_OBJECT DeviceObject, _In_ PIO_DPC_ROUTINE DpcRoutine)
Definition: iofuncs.h:2840
#define IRP_MJ_SCSI
struct _DRIVER_OBJECT * PDRIVER_OBJECT
#define IRP_MJ_POWER
#define BYTES_TO_PAGES(Size)
__wchar_t WCHAR
Definition: xmlstorage.h:180

◆ ScsiPortIoMapTransfer()

VOID NTAPI ScsiPortIoMapTransfer ( IN PVOID  HwDeviceExtension,
IN PSCSI_REQUEST_BLOCK  Srb,
IN PVOID  LogicalAddress,
IN ULONG  Length 
)

Definition at line 1400 of file scsiport.c.

1404{
1405 DPRINT1("ScsiPortIoMapTransfer()\n");
1407}

◆ ScsiPortIoTimer()

static VOID NTAPI ScsiPortIoTimer ( PDEVICE_OBJECT  DeviceObject,
PVOID  Context 
)
static

Definition at line 2234 of file scsiport.c.

2236{
2237 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
2238 PSCSI_PORT_LUN_EXTENSION LunExtension;
2239 PIRP Irp;
2240
2241 DPRINT("ScsiPortIoTimer()\n");
2242
2243 DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
2244
2245 /* Protect with the spinlock */
2246 KeAcquireSpinLockAtDpcLevel(&DeviceExtension->SpinLock);
2247
2248 /* Check timeouts */
2249 if (DeviceExtension->TimerCount > 0)
2250 {
2251 /* Decrease the timeout counter */
2252 DeviceExtension->TimerCount--;
2253
2254 if (DeviceExtension->TimerCount == 0)
2255 {
2256 /* Timeout, process it */
2257 if (KeSynchronizeExecution(DeviceExtension->Interrupt[0],
2259 DeviceExtension->Common.DeviceObject))
2260 {
2261 DPRINT("Error happened during processing timeout, but nothing critical\n");
2262 }
2263 }
2264
2265 KeReleaseSpinLockFromDpcLevel(&DeviceExtension->SpinLock);
2266
2267 /* We should exit now, since timeout is processed */
2268 return;
2269 }
2270
2271 /* Per-Lun scanning of timeouts is needed... */
2272 for (UINT8 pathId = 0; pathId < DeviceExtension->NumberOfBuses; pathId++)
2273 {
2274 PSCSI_BUS_INFO bus = &DeviceExtension->Buses[pathId];
2275
2276 for (PLIST_ENTRY lunEntry = bus->LunsListHead.Flink;
2277 lunEntry != &bus->LunsListHead;
2278 lunEntry = lunEntry->Flink)
2279 {
2280 LunExtension = CONTAINING_RECORD(lunEntry, SCSI_PORT_LUN_EXTENSION, LunEntry);
2281
2282 if (LunExtension->Flags & LUNEX_BUSY)
2283 {
2284 if (!(LunExtension->Flags &
2286 {
2287 DPRINT("Retrying busy request\n");
2288
2289 /* Clear flags, and retry busy request */
2290 LunExtension->Flags &= ~(LUNEX_BUSY | LUNEX_FULL_QUEUE);
2291 Irp = LunExtension->BusyRequest;
2292
2293 /* Clearing busy request */
2294 LunExtension->BusyRequest = NULL;
2295
2296 KeReleaseSpinLockFromDpcLevel(&DeviceExtension->SpinLock);
2297
2299
2300 KeAcquireSpinLockAtDpcLevel(&DeviceExtension->SpinLock);
2301 }
2302 }
2303 else if (LunExtension->RequestTimeout == 0)
2304 {
2305 RESETBUS_PARAMS ResetParams;
2306
2307 LunExtension->RequestTimeout = -1;
2308
2309 DPRINT("Request timed out, resetting bus\n");
2310
2311 /* Pass params to the bus reset routine */
2312 ResetParams.PathId = LunExtension->PathId;
2313 ResetParams.DeviceExtension = DeviceExtension;
2314
2315 if (!KeSynchronizeExecution(DeviceExtension->Interrupt[0],
2317 &ResetParams))
2318 {
2319 DPRINT1("Reset failed\n");
2320 }
2321 }
2322 else if (LunExtension->RequestTimeout > 0)
2323 {
2324 /* Decrement the timeout counter */
2325 LunExtension->RequestTimeout--;
2326 }
2327 }
2328 }
2329
2330 /* Release the spinlock */
2331 KeReleaseSpinLockFromDpcLevel(&DeviceExtension->SpinLock);
2332}
struct SCSI_PORT_DEVICE_EXTENSION * PSCSI_PORT_DEVICE_EXTENSION
BOOLEAN NTAPI SpiResetBus(PVOID ServiceContext)
Definition: scsiport.c:2201
BOOLEAN NTAPI SpiProcessTimeout(PVOID ServiceContext)
Definition: scsiport.c:2155
VOID NTAPI IoStartPacket(IN PDEVICE_OBJECT DeviceObject, IN PIRP Irp, IN PULONG Key, IN PDRIVER_CANCEL CancelFunction)
Definition: device.c:1876
#define LUNEX_FULL_QUEUE
Definition: scsiport.h:49
#define LUNEX_BUSY
Definition: scsiport.h:48
#define LUNEX_FROZEN_QUEUE
Definition: scsiport.h:46
#define LUNEX_NEED_REQUEST_SENSE
Definition: scsiport.h:47
#define KeAcquireSpinLockAtDpcLevel(SpinLock)
Definition: ke.h:125
#define KeReleaseSpinLockFromDpcLevel(SpinLock)
Definition: ke.h:135
PSCSI_PORT_DEVICE_EXTENSION DeviceExtension
Definition: scsiport.h:329
uint32_t * PULONG
Definition: typedefs.h:59

Referenced by ScsiPortInitialize().

◆ ScsiPortIsr()

BOOLEAN NTAPI ScsiPortIsr ( _In_ PKINTERRUPT  Interrupt,
_In_ PVOID  ServiceContext 
)

Definition at line 2121 of file scsiport.c.

2124{
2125 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
2126
2127 DPRINT("ScsiPortIsr() called!\n");
2128
2130
2131 /* If interrupts are disabled - we don't expect any */
2132 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_DISABLE_INTERRUPTS)
2133 return FALSE;
2134
2135 /* Call miniport's HwInterrupt routine */
2136 if (DeviceExtension->HwInterrupt(&DeviceExtension->MiniPortDeviceExtension) == FALSE)
2137 {
2138 /* This interrupt doesn't belong to us */
2139 return FALSE;
2140 }
2141
2142 /* If flag of notification is set - queue a DPC */
2143 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_NOTIFICATION_NEEDED)
2144 {
2145 IoRequestDpc(DeviceExtension->Common.DeviceObject,
2146 DeviceExtension->CurrentIrp,
2147 DeviceExtension);
2148 }
2149
2150 return TRUE;
2151}
#define SCSI_PORT_NOTIFICATION_NEEDED
Definition: scsiport.h:31
#define SCSI_PORT_DISABLE_INTERRUPTS
Definition: scsiport.h:41
FORCEINLINE VOID IoRequestDpc(_Inout_ PDEVICE_OBJECT DeviceObject, _In_opt_ PIRP Irp, _In_opt_ __drv_aliasesMem PVOID Context)
Definition: iofuncs.h:2750
_In_ PKSERVICE_ROUTINE _In_opt_ PVOID ServiceContext
Definition: iofuncs.h:801

◆ ScsiPortLogError()

VOID NTAPI ScsiPortLogError ( IN PVOID  HwDeviceExtension,
IN PSCSI_REQUEST_BLOCK Srb  OPTIONAL,
IN UCHAR  PathId,
IN UCHAR  TargetId,
IN UCHAR  Lun,
IN ULONG  ErrorCode,
IN ULONG  UniqueId 
)

Definition at line 1413 of file scsiport.c.

1420{
1421 //PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
1422
1423 DPRINT1("ScsiPortLogError() called\n");
1424 DPRINT1("PathId: 0x%02x TargetId: 0x%02x Lun: 0x%02x ErrorCode: 0x%08lx UniqueId: 0x%08lx\n",
1425 PathId, TargetId, Lun, ErrorCode, UniqueId);
1426
1427 //DeviceExtension = CONTAINING_RECORD(HwDeviceExtension, SCSI_PORT_DEVICE_EXTENSION, MiniPortDeviceExtension);
1428
1429
1430 DPRINT("ScsiPortLogError() done\n");
1431}
_In_ NDIS_ERROR_CODE ErrorCode
Definition: ndis.h:4436

◆ ScsiPortMoveMemory()

VOID NTAPI ScsiPortMoveMemory ( OUT PVOID  Destination,
IN PVOID  Source,
IN ULONG  Length 
)

Definition at line 1437 of file scsiport.c.

1440{
1442 Source,
1443 Length);
1444}
_In_ UINT _In_ UINT _In_ PNDIS_PACKET Source
Definition: ndis.h:3169
_In_ PUNICODE_STRING _Inout_ PUNICODE_STRING Destination
Definition: rtlfuncs.h:3016
#define RtlMoveMemory(Destination, Source, Length)
Definition: typedefs.h:264

◆ ScsiPortNotification()

VOID ScsiPortNotification ( IN SCSI_NOTIFICATION_TYPE  NotificationType,
IN PVOID  HwDeviceExtension,
  ... 
)

Definition at line 1451 of file scsiport.c.

1452{
1453 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
1454 va_list ap;
1455
1456 DPRINT("ScsiPortNotification() called\n");
1457
1458 DeviceExtension =
1459 CONTAINING_RECORD(HwDeviceExtension, SCSI_PORT_DEVICE_EXTENSION, MiniPortDeviceExtension);
1460
1461 DPRINT("DeviceExtension %p\n", DeviceExtension);
1462
1463 va_start(ap, HwDeviceExtension);
1464
1465 switch (NotificationType)
1466 {
1467 case RequestComplete:
1468 {
1471
1473
1474 DPRINT("Notify: RequestComplete (Srb %p)\n", Srb);
1475
1476 /* Make sure Srb is alright */
1478 ASSERT(
1481
1483 {
1484 /* It's been already completed */
1485 va_end(ap);
1486 return;
1487 }
1488
1489 /* It's not active anymore */
1490 Srb->SrbFlags &= ~SRB_FLAGS_IS_ACTIVE;
1491
1493 {
1494 /* TODO: Treat it specially */
1495 ASSERT(FALSE);
1496 }
1497 else
1498 {
1500 PSCSI_PORT_LUN_EXTENSION LunExtension = IoStack->DeviceObject->DeviceExtension;
1501 ASSERT(LunExtension && !LunExtension->Common.IsFDO);
1502
1503 /* Get the SRB data */
1504 SrbData = SpiGetSrbData(DeviceExtension, LunExtension, Srb->QueueTag);
1505
1506 /* Make sure there are no CompletedRequests and there is a Srb */
1507 ASSERT(SrbData->CompletedRequests == NULL && SrbData->Srb != NULL);
1508
1509 /* If it's a read/write request, make sure it has data inside it */
1510 if ((Srb->SrbStatus == SRB_STATUS_SUCCESS) &&
1511 ((Srb->Cdb[0] == SCSIOP_READ) || (Srb->Cdb[0] == SCSIOP_WRITE)))
1512 {
1514 }
1515
1516 SrbData->CompletedRequests = DeviceExtension->InterruptData.CompletedRequests;
1517 DeviceExtension->InterruptData.CompletedRequests = SrbData;
1518 }
1519 }
1520 break;
1521
1522 case NextRequest:
1523 DPRINT("Notify: NextRequest\n");
1524 DeviceExtension->InterruptData.Flags |= SCSI_PORT_NEXT_REQUEST_READY;
1525 break;
1526
1527 case NextLuRequest:
1528 {
1529 UCHAR PathId;
1531 UCHAR Lun;
1532 PSCSI_PORT_LUN_EXTENSION LunExtension;
1533
1534 PathId = (UCHAR)va_arg(ap, int);
1535 TargetId = (UCHAR)va_arg(ap, int);
1536 Lun = (UCHAR)va_arg(ap, int);
1537
1538 DPRINT(
1539 "Notify: NextLuRequest(PathId %u TargetId %u Lun %u)\n", PathId, TargetId, Lun);
1540
1541 /* Mark it in the flags field */
1542 DeviceExtension->InterruptData.Flags |= SCSI_PORT_NEXT_REQUEST_READY;
1543
1544 /* Get the LUN extension */
1545 LunExtension = GetLunByPath(DeviceExtension, PathId, TargetId, Lun);
1546
1547 /* If returned LunExtension is NULL, break out */
1548 if (!LunExtension)
1549 break;
1550
1551 /* This request should not be processed if */
1552 if ((LunExtension->ReadyLun) || (LunExtension->SrbInfo.Srb))
1553 {
1554 /* Nothing to do here */
1555 break;
1556 }
1557
1558 /* Add this LUN to the list */
1559 LunExtension->ReadyLun = DeviceExtension->InterruptData.ReadyLun;
1560 DeviceExtension->InterruptData.ReadyLun = LunExtension;
1561 }
1562 break;
1563
1564 case ResetDetected:
1565 DPRINT("Notify: ResetDetected\n");
1566 /* Add RESET flags */
1567 DeviceExtension->InterruptData.Flags |= SCSI_PORT_RESET | SCSI_PORT_RESET_REPORTED;
1568 break;
1569
1571 DPRINT1("UNIMPLEMENTED SCSI Notification called: CallDisableInterrupts!\n");
1572 break;
1573
1575 DPRINT1("UNIMPLEMENTED SCSI Notification called: CallEnableInterrupts!\n");
1576 break;
1577
1578 case RequestTimerCall:
1579 DPRINT("Notify: RequestTimerCall\n");
1580 DeviceExtension->InterruptData.Flags |= SCSI_PORT_TIMER_NEEDED;
1581 DeviceExtension->InterruptData.HwScsiTimer = (PHW_TIMER)va_arg(ap, PHW_TIMER);
1582 DeviceExtension->InterruptData.MiniportTimerValue = (ULONG)va_arg(ap, ULONG);
1583 break;
1584
1585 case BusChangeDetected:
1586 DPRINT1("UNIMPLEMENTED SCSI Notification called: BusChangeDetected!\n");
1587 break;
1588
1589 default:
1590 DPRINT1("Unsupported notification from WMI: %lu\n", NotificationType);
1591 break;
1592 }
1593
1594 va_end(ap);
1595
1596 /* Request a DPC after we're done with the interrupt */
1597 DeviceExtension->InterruptData.Flags |= SCSI_PORT_NOTIFICATION_NEEDED;
1598}
#define va_arg(ap, T)
Definition: acmsvcex.h:89
#define SCSI_PORT_NEXT_REQUEST_READY
Definition: scsiport.c:53
#define SCSISTAT_GOOD
Definition: cdrw_hw.h:1078
#define SCSIOP_WRITE
Definition: cdrw_hw.h:906
#define SCSIOP_READ
Definition: cdrw_hw.h:905
#define SRB_FLAGS_IS_ACTIVE
Definition: srb.h:407
VOID(NTAPI * PHW_TIMER)(IN PVOID DeviceExtension)
Definition: srb.h:456
#define SRB_FUNCTION_EXECUTE_SCSI
Definition: srb.h:315
#define SRB_STATUS_PENDING
Definition: srb.h:340
struct _SCSI_REQUEST_BLOCK * PSCSI_REQUEST_BLOCK
@ ResetDetected
Definition: srb.h:534
@ RequestTimerCall
Definition: srb.h:537
@ CallEnableInterrupts
Definition: srb.h:536
@ CallDisableInterrupts
Definition: srb.h:535
@ NextRequest
Definition: srb.h:532
@ BusChangeDetected
Definition: srb.h:538
@ NextLuRequest
Definition: srb.h:533
#define SRB_STATUS_SUCCESS
Definition: srb.h:341
#define SRB_FUNCTION_ABORT_COMMAND
Definition: srb.h:324
#define SCSI_PORT_RESET
Definition: scsiport.h:35
#define SCSI_PORT_TIMER_NEEDED
Definition: scsiport.h:43
#define SCSI_PORT_RESET_REPORTED
Definition: scsiport.h:37
struct _SCSI_PORT_LUN_EXTENSION * ReadyLun
Definition: scsiport.h:171
struct _SCSI_REQUEST_BLOCK_INFO * CompletedRequests
Definition: scsiport.h:129
PSCSI_REQUEST_BLOCK Srb
Definition: scsiport.h:119
UCHAR Cdb[16]
Definition: srb.h:279
UCHAR Function
Definition: srb.h:250
UCHAR ScsiStatus
Definition: srb.h:252
ULONG DataTransferLength
Definition: srb.h:261
ULONG SrbFlags
Definition: srb.h:260
UCHAR SrbStatus
Definition: srb.h:251
_In_ WDF_SPECIAL_FILE_TYPE NotificationType
Definition: wdfdevice.h:1024
unsigned char UCHAR
Definition: xmlstorage.h:181

◆ ScsiPortSetBusDataByOffset()

ULONG NTAPI ScsiPortSetBusDataByOffset ( IN PVOID  DeviceExtension,
IN ULONG  BusDataType,
IN ULONG  SystemIoBusNumber,
IN ULONG  SlotNumber,
IN PVOID  Buffer,
IN ULONG  Offset,
IN ULONG  Length 
)

Definition at line 400 of file scsiport.c.

407{
408 DPRINT("ScsiPortSetBusDataByOffset()\n");
409 return HalSetBusDataByOffset(BusDataType,
410 SystemIoBusNumber,
412 Buffer,
413 Offset,
414 Length);
415}
ULONG NTAPI HalSetBusDataByOffset(IN BUS_DATA_TYPE BusDataType, IN ULONG BusNumber, IN ULONG SlotNumber, IN PVOID Buffer, IN ULONG Offset, IN ULONG Length)
Definition: bus.c:123

◆ ScsiPortUnload()

VOID NTAPI ScsiPortUnload ( _In_ PDRIVER_OBJECT  DriverObject)

Definition at line 121 of file scsiport.c.

123{
124 // no-op
125}

Referenced by ScsiPortInitialize().

◆ ScsiPortValidateRange()

BOOLEAN NTAPI ScsiPortValidateRange ( IN PVOID  HwDeviceExtension,
IN INTERFACE_TYPE  BusType,
IN ULONG  SystemIoBusNumber,
IN SCSI_PHYSICAL_ADDRESS  IoAddress,
IN ULONG  NumberOfBytes,
IN BOOLEAN  InIoSpace 
)

Definition at line 1604 of file scsiport.c.

1610{
1611 DPRINT("ScsiPortValidateRange()\n");
1612 return(TRUE);
1613}

◆ SpiAdapterControl()

IO_ALLOCATION_ACTION NTAPI SpiAdapterControl ( PDEVICE_OBJECT  DeviceObject,
PIRP  Irp,
PVOID  MapRegisterBase,
PVOID  Context 
)

Definition at line 2037 of file scsiport.c.

2041{
2043 PSCSI_SG_ADDRESS ScatterGatherList;
2044 KIRQL CurrentIrql;
2045 PIO_STACK_LOCATION IrpStack;
2046 ULONG TotalLength = 0;
2048 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
2049 PUCHAR DataVA;
2051
2052 /* Get pointers to SrbInfo and DeviceExtension */
2054 DeviceExtension = DeviceObject->DeviceExtension;
2055
2056 /* Get pointer to SRB */
2058 Srb = (PSCSI_REQUEST_BLOCK)IrpStack->Parameters.Others.Argument1;
2059
2060 /* Depending on the map registers number, we allocate
2061 either from NonPagedPool, or from our static list */
2063 {
2066
2067 if (SrbInfo->ScatterGather == NULL)
2068 ASSERT(FALSE);
2069
2071 }
2072 else
2073 {
2074 SrbInfo->ScatterGather = SrbInfo->ScatterGatherList;
2075 }
2076
2077 /* Use chosen SG list source */
2078 ScatterGatherList = SrbInfo->ScatterGather;
2079
2080 /* Save map registers base */
2082
2083 /* Determine WriteToDevice flag */
2085
2086 /* Get virtual address of the data buffer */
2087 DataVA = (PUCHAR)MmGetMdlVirtualAddress(Irp->MdlAddress) +
2088 ((PCHAR)Srb->DataBuffer - SrbInfo->DataOffset);
2089
2090 /* Build the actual SG list */
2091 while (TotalLength < Srb->DataTransferLength)
2092 {
2093 if (!ScatterGatherList)
2094 break;
2095
2096 ScatterGatherList->Length = Srb->DataTransferLength - TotalLength;
2097 ScatterGatherList->PhysicalAddress = IoMapTransfer(DeviceExtension->AdapterObject,
2098 Irp->MdlAddress,
2100 DataVA + TotalLength,
2101 &ScatterGatherList->Length,
2103
2104 TotalLength += ScatterGatherList->Length;
2105 ScatterGatherList++;
2106 }
2107
2108 /* Schedule an active request */
2109 InterlockedIncrement(&DeviceExtension->ActiveRequestCounter );
2110 KeAcquireSpinLock(&DeviceExtension->SpinLock, &CurrentIrql);
2111 KeSynchronizeExecution(DeviceExtension->Interrupt[0],
2113 DeviceObject);
2114 KeReleaseSpinLock(&DeviceExtension->SpinLock, CurrentIrql);
2115
2117}
#define InterlockedIncrement
Definition: armddk.h:53
_In_ PSCSI_REQUEST_BLOCK _In_opt_ PVOID _In_ ULONG _In_ BOOLEAN WriteToDevice
Definition: cdrom.h:992
#define SRB_FLAGS_SGLIST_FROM_POOL
Definition: srb.h:409
#define SRB_FLAGS_DATA_OUT
Definition: srb.h:401
PHYSICAL_ADDRESS NTAPI IoMapTransfer(IN PADAPTER_OBJECT AdapterObject, IN PMDL Mdl, IN PVOID MapRegisterBase, IN PVOID CurrentVa, IN OUT PULONG Length, IN BOOLEAN WriteToDevice)
Definition: dma.c:144
if(dx< 0)
Definition: linetemp.h:194
struct _SCSI_REQUEST_BLOCK_INFO * PSCSI_REQUEST_BLOCK_INFO
#define MAX_SG_LIST
Definition: scsiport.h:26
union _IO_STACK_LOCATION::@1574 Parameters
struct _IO_STACK_LOCATION::@3992::@4031 Others
SCSI_SG_ADDRESS ScatterGatherList[MAX_SG_LIST]
Definition: scsiport.h:133
_In_ ULONG TotalLength
Definition: usbdlib.h:158
@ DeallocateObjectKeepRegisters
Definition: iotypes.h:204
#define MmGetMdlVirtualAddress(_Mdl)

Referenced by ScsiPortStartIo().

◆ SpiAllocateCommonBuffer()

static NTSTATUS SpiAllocateCommonBuffer ( PSCSI_PORT_DEVICE_EXTENSION  DeviceExtension,
ULONG  NonCachedSize 
)
static

Definition at line 690 of file scsiport.c.

691{
692 PVOID *SrbExtension, CommonBuffer;
693 ULONG CommonBufferLength, BufSize;
694
695 /* If size is 0, set it to 16 */
696 if (!DeviceExtension->SrbExtensionSize)
697 DeviceExtension->SrbExtensionSize = 16;
698
699 /* Calculate size */
700 BufSize = DeviceExtension->SrbExtensionSize;
701
702 /* Add autosense data size if needed */
703 if (DeviceExtension->SupportsAutoSense)
704 BufSize += sizeof(SENSE_DATA);
705
706
707 /* Round it */
708 BufSize = (BufSize + sizeof(LONGLONG) - 1) & ~(sizeof(LONGLONG) - 1);
709
710 /* Sum up into the total common buffer length, and round it to page size */
711 CommonBufferLength =
712 ROUND_TO_PAGES(NonCachedSize + BufSize * DeviceExtension->RequestsNumber);
713
714 /* Allocate it */
715 if (!DeviceExtension->AdapterObject)
716 {
717 /* From nonpaged pool if there is no DMA */
719 }
720 else
721 {
722 /* Perform a full request since we have a DMA adapter*/
724 CommonBufferLength,
725 &DeviceExtension->PhysicalAddress,
726 FALSE );
727 }
728
729 /* Fail in case of error */
730 if (!CommonBuffer)
732
733 /* Zero it */
734 RtlZeroMemory(CommonBuffer, CommonBufferLength);
735
736 /* Store its size in Device Extension */
737 DeviceExtension->CommonBufferLength = CommonBufferLength;
738
739 /* SrbExtension buffer is located at the beginning of the buffer */
740 DeviceExtension->SrbExtensionBuffer = CommonBuffer;
741
742 /* Non-cached extension buffer is located at the end of
743 the common buffer */
744 if (NonCachedSize)
745 {
746 CommonBufferLength -= NonCachedSize;
747 DeviceExtension->NonCachedExtension = (PUCHAR)CommonBuffer + CommonBufferLength;
748 }
749 else
750 {
751 DeviceExtension->NonCachedExtension = NULL;
752 }
753
754 if (DeviceExtension->NeedSrbExtensionAlloc)
755 {
756 /* Look up how many SRB data structures we need */
757 DeviceExtension->SrbDataCount = CommonBufferLength / BufSize;
758
759 /* Initialize the free SRB extensions list */
760 SrbExtension = (PVOID *)CommonBuffer;
761 DeviceExtension->FreeSrbExtensions = SrbExtension;
762
763 /* Fill the remaining pointers (if we have more than 1 SRB) */
764 while (CommonBufferLength >= 2 * BufSize)
765 {
766 *SrbExtension = (PVOID*)((PCHAR)SrbExtension + BufSize);
767 SrbExtension = *SrbExtension;
768
769 CommonBufferLength -= BufSize;
770 }
771 }
772
773 return STATUS_SUCCESS;
774}
#define BufSize
Definition: FsRtlTunnel.c:28
struct _SENSE_DATA SENSE_DATA
PVOID NTAPI HalAllocateCommonBuffer(IN PADAPTER_OBJECT AdapterObject, IN ULONG Length, IN PPHYSICAL_ADDRESS LogicalAddress, IN BOOLEAN CacheEnabled)
Definition: dma.c:46
_Must_inspect_result_ _In_ WDFDMAENABLER _In_ _In_opt_ PWDF_OBJECT_ATTRIBUTES _Out_ WDFCOMMONBUFFER * CommonBuffer
#define ROUND_TO_PAGES(Size)

◆ SpiCompleteRequest()

VOID NTAPI SpiCompleteRequest ( IN PVOID  HwDeviceExtension,
IN PSCSI_REQUEST_BLOCK_INFO  SrbInfo,
IN UCHAR  SrbStatus 
)

Definition at line 203 of file scsiport.c.

206{
208
209 /* Get current SRB */
210 Srb = SrbInfo->Srb;
211
212 /* Return if there is no SRB or it is not active */
213 if (!Srb || !(Srb->SrbFlags & SRB_FLAGS_IS_ACTIVE)) return;
214
215 /* Set status */
216 Srb->SrbStatus = SrbStatus;
217
218 /* Set data transfered to 0 */
220
221 /* Notify */
223 HwDeviceExtension,
224 Srb);
225}

Referenced by ScsiPortCompleteRequest().

◆ SpiConfigToResource()

static PCM_RESOURCE_LIST SpiConfigToResource ( PSCSI_PORT_DEVICE_EXTENSION  DeviceExtension,
PPORT_CONFIGURATION_INFORMATION  PortConfig 
)
static

Definition at line 1739 of file scsiport.c.

1741{
1742 PCONFIGURATION_INFORMATION ConfigInfo;
1744 PCM_PARTIAL_RESOURCE_DESCRIPTOR ResourceDescriptor;
1745 PACCESS_RANGE AccessRange;
1746 ULONG ListLength = 0, i, FullSize;
1747 ULONG Interrupt, Dma;
1748
1749 /* Get current Atdisk usage from the system */
1750 ConfigInfo = IoGetConfigurationInformation();
1751
1752 if (PortConfig->AtdiskPrimaryClaimed)
1753 ConfigInfo->AtDiskPrimaryAddressClaimed = TRUE;
1754
1755 if (PortConfig->AtdiskSecondaryClaimed)
1756 ConfigInfo->AtDiskSecondaryAddressClaimed = TRUE;
1757
1758 /* Do we use DMA? */
1759 if (PortConfig->DmaChannel != SP_UNINITIALIZED_VALUE ||
1760 PortConfig->DmaPort != SP_UNINITIALIZED_VALUE)
1761 {
1762 Dma = 1;
1763
1764 if (PortConfig->DmaChannel2 != SP_UNINITIALIZED_VALUE ||
1765 PortConfig->DmaPort2 != SP_UNINITIALIZED_VALUE)
1766 Dma++;
1767 }
1768 else
1769 {
1770 Dma = 0;
1771 }
1772 ListLength += Dma;
1773
1774 /* How many interrupts to we have? */
1775 Interrupt = DeviceExtension->InterruptCount;
1776 ListLength += Interrupt;
1777
1778 /* How many access ranges do we use? */
1779 AccessRange = &((*(PortConfig->AccessRanges))[0]);
1780 for (i = 0; i < PortConfig->NumberOfAccessRanges; i++)
1781 {
1782 if (AccessRange->RangeLength != 0)
1783 ListLength++;
1784
1785 AccessRange++;
1786 }
1787
1788 /* Allocate the resource list, since we know its size now */
1789 FullSize = sizeof(CM_RESOURCE_LIST) + (ListLength - 1) *
1791
1793
1794 if (!ResourceList)
1795 return NULL;
1796
1797 /* Zero it */
1798 RtlZeroMemory(ResourceList, FullSize);
1799
1800 /* Initialize it */
1801 ResourceList->Count = 1;
1802 ResourceList->List[0].InterfaceType = PortConfig->AdapterInterfaceType;
1803 ResourceList->List[0].BusNumber = PortConfig->SystemIoBusNumber;
1804 ResourceList->List[0].PartialResourceList.Count = ListLength;
1805 ResourceDescriptor = ResourceList->List[0].PartialResourceList.PartialDescriptors;
1806
1807 /* Copy access ranges array over */
1808 for (i = 0; i < PortConfig->NumberOfAccessRanges; i++)
1809 {
1810 AccessRange = &((*(PortConfig->AccessRanges))[i]);
1811
1812 /* If the range is empty - skip it */
1813 if (AccessRange->RangeLength == 0)
1814 continue;
1815
1816 if (AccessRange->RangeInMemory)
1817 {
1818 ResourceDescriptor->Type = CmResourceTypeMemory;
1819 ResourceDescriptor->Flags = CM_RESOURCE_MEMORY_READ_WRITE;
1820 }
1821 else
1822 {
1823 ResourceDescriptor->Type = CmResourceTypePort;
1824 ResourceDescriptor->Flags = CM_RESOURCE_PORT_IO;
1825 }
1826
1828
1829 ResourceDescriptor->u.Memory.Start = AccessRange->RangeStart;
1830 ResourceDescriptor->u.Memory.Length = AccessRange->RangeLength;
1831
1832 ResourceDescriptor++;
1833 }
1834
1835 /* If we use interrupt(s), copy them */
1836 while (Interrupt)
1837 {
1838 ResourceDescriptor->Type = CmResourceTypeInterrupt;
1839
1840 if (PortConfig->AdapterInterfaceType == MicroChannel ||
1841 ((Interrupt == 2) ? PortConfig->InterruptMode2 : PortConfig->InterruptMode) == LevelSensitive)
1842 {
1843 ResourceDescriptor->ShareDisposition = CmResourceShareShared;
1844 ResourceDescriptor->Flags = CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE;
1845 }
1846 else
1847 {
1849 ResourceDescriptor->Flags = CM_RESOURCE_INTERRUPT_LATCHED;
1850 }
1851
1852 ResourceDescriptor->u.Interrupt.Level = (Interrupt == 2) ? PortConfig->BusInterruptLevel2 : PortConfig->BusInterruptLevel;
1853 ResourceDescriptor->u.Interrupt.Vector = (Interrupt == 2) ? PortConfig->BusInterruptVector2 : PortConfig->BusInterruptVector;
1854 ResourceDescriptor->u.Interrupt.Affinity = 0;
1855
1856 ResourceDescriptor++;
1857 Interrupt--;
1858 }
1859
1860 /* Copy DMA data */
1861 while (Dma)
1862 {
1863 ResourceDescriptor->Type = CmResourceTypeDma;
1865 ResourceDescriptor->u.Dma.Channel = (Dma == 2) ? PortConfig->DmaChannel2 : PortConfig->DmaChannel;
1866 ResourceDescriptor->u.Dma.Port = (Dma == 2) ? PortConfig->DmaPort2 : PortConfig->DmaPort;
1867 ResourceDescriptor->Flags = 0;
1868
1869 if (((Dma == 2) ? PortConfig->DmaWidth2 : PortConfig->DmaWidth) == Width8Bits)
1870 ResourceDescriptor->Flags |= CM_RESOURCE_DMA_8;
1871 else if (((Dma == 2) ? PortConfig->DmaWidth2 : PortConfig->DmaWidth) == Width16Bits)
1872 ResourceDescriptor->Flags |= CM_RESOURCE_DMA_16;
1873 else
1874 ResourceDescriptor->Flags |= CM_RESOURCE_DMA_32;
1875
1876 if (((Dma == 2) ? PortConfig->DmaChannel2 : PortConfig->DmaChannel) == SP_UNINITIALIZED_VALUE)
1877 ResourceDescriptor->u.Dma.Channel = 0;
1878
1879 if (((Dma == 2) ? PortConfig->DmaPort2 : PortConfig->DmaPort) == SP_UNINITIALIZED_VALUE)
1880 ResourceDescriptor->u.Dma.Port = 0;
1881
1882 ResourceDescriptor++;
1883 Dma--;
1884 }
1885
1886 return ResourceList;
1887}
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
struct _CM_RESOURCE_LIST CM_RESOURCE_LIST
#define CmResourceTypeMemory
Definition: hwresource.cpp:125
struct _CM_RESOURCE_LIST * PCM_RESOURCE_LIST
#define CmResourceTypeDma
Definition: hwresource.cpp:126
@ MicroChannel
Definition: hwresource.cpp:140
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR CM_PARTIAL_RESOURCE_DESCRIPTOR
#define CmResourceTypePort
Definition: hwresource.cpp:123
#define CmResourceTypeInterrupt
Definition: hwresource.cpp:124
#define CM_RESOURCE_PORT_IO
Definition: cmtypes.h:109
#define CM_RESOURCE_DMA_8
Definition: cmtypes.h:131
#define CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE
Definition: cmtypes.h:143
#define CM_RESOURCE_MEMORY_READ_WRITE
Definition: cmtypes.h:120
#define CM_RESOURCE_DMA_32
Definition: cmtypes.h:133
#define CM_RESOURCE_DMA_16
Definition: cmtypes.h:132
#define CM_RESOURCE_INTERRUPT_LATCHED
Definition: cmtypes.h:144
@ LevelSensitive
Definition: miniport.h:80
@ Width16Bits
Definition: miniport.h:106
@ Width8Bits
Definition: miniport.h:105
ULONG RangeLength
Definition: srb.h:42
BOOLEAN RangeInMemory
Definition: srb.h:43
SCSI_PHYSICAL_ADDRESS RangeStart
Definition: srb.h:41
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398::@404 Dma
union _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398 u
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398::@403 Memory
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398::@401 Interrupt
BOOLEAN AtDiskPrimaryAddressClaimed
Definition: iotypes.h:4482
BOOLEAN AtDiskSecondaryAddressClaimed
Definition: iotypes.h:4483
BOOLEAN AtdiskSecondaryClaimed
Definition: srb.h:83
KINTERRUPT_MODE InterruptMode
Definition: srb.h:64
INTERFACE_TYPE AdapterInterfaceType
Definition: srb.h:59
KINTERRUPT_MODE InterruptMode2
Definition: srb.h:101
_Must_inspect_result_ _In_ WDFDEVICE _In_ PWDF_INTERRUPT_CONFIG _In_opt_ PWDF_OBJECT_ATTRIBUTES _Out_ WDFINTERRUPT * Interrupt
Definition: wdfinterrupt.h:379
@ CmResourceShareDeviceExclusive
Definition: cmtypes.h:241
@ CmResourceShareShared
Definition: cmtypes.h:243

Referenced by ScsiPortInitialize().

◆ SpiCreatePortConfig()

static NTSTATUS SpiCreatePortConfig ( PSCSI_PORT_DEVICE_EXTENSION  DeviceExtension,
PHW_INITIALIZATION_DATA  HwInitData,
PCONFIGURATION_INFO  InternalConfigInfo,
PPORT_CONFIGURATION_INFORMATION  ConfigInfo,
BOOLEAN  FirstCall 
)
static

Definition at line 2369 of file scsiport.c.

2374{
2377 PCONFIGURATION_INFORMATION DdkConfigInformation;
2379 BOOLEAN Found;
2380 WCHAR DeviceBuffer[16];
2381 WCHAR StrBuffer[512];
2382 ULONG Bus;
2384
2385 /* Zero out the struct if told so */
2386 if (ZeroStruct)
2387 {
2388 /* First zero the portconfig */
2389 RtlZeroMemory(ConfigInfo, sizeof(PORT_CONFIGURATION_INFORMATION));
2390
2391 /* Then access ranges */
2392 RtlZeroMemory(InternalConfigInfo->AccessRanges,
2393 HwInitData->NumberOfAccessRanges * sizeof(ACCESS_RANGE));
2394
2395 /* Initialize the struct */
2396 ConfigInfo->Length = sizeof(PORT_CONFIGURATION_INFORMATION);
2397 ConfigInfo->AdapterInterfaceType = HwInitData->AdapterInterfaceType;
2398 ConfigInfo->InterruptMode = Latched;
2399 ConfigInfo->DmaChannel = SP_UNINITIALIZED_VALUE;
2400 ConfigInfo->DmaPort = SP_UNINITIALIZED_VALUE;
2401 ConfigInfo->DmaChannel2 = SP_UNINITIALIZED_VALUE;
2402 ConfigInfo->DmaPort2 = SP_UNINITIALIZED_VALUE;
2404 ConfigInfo->NumberOfAccessRanges = HwInitData->NumberOfAccessRanges;
2405 ConfigInfo->MaximumNumberOfTargets = SCSI_MAXIMUM_TARGETS; // NOTE: Using legacy value.
2406
2407 /* Store parameters */
2408 ConfigInfo->NeedPhysicalAddresses = HwInitData->NeedPhysicalAddresses;
2409 ConfigInfo->MapBuffers = HwInitData->MapBuffers;
2410 ConfigInfo->AutoRequestSense = HwInitData->AutoRequestSense;
2411 ConfigInfo->ReceiveEvent = HwInitData->ReceiveEvent;
2412 ConfigInfo->TaggedQueuing = HwInitData->TaggedQueuing;
2413 ConfigInfo->MultipleRequestPerLu = HwInitData->MultipleRequestPerLu;
2414
2415 /* Get the disk usage */
2416 DdkConfigInformation = IoGetConfigurationInformation();
2417 ConfigInfo->AtdiskPrimaryClaimed = DdkConfigInformation->AtDiskPrimaryAddressClaimed;
2418 ConfigInfo->AtdiskSecondaryClaimed = DdkConfigInformation->AtDiskSecondaryAddressClaimed;
2419
2420 /* Initiator bus id is not set */
2421 for (Bus = 0; Bus < RTL_NUMBER_OF(ConfigInfo->InitiatorBusId); Bus++)
2422 {
2423 ConfigInfo->InitiatorBusId[Bus] = (CCHAR)SP_UNINITIALIZED_VALUE;
2424 }
2425 }
2426
2427 ConfigInfo->NumberOfPhysicalBreaks = 17;
2428
2429 /* Clear this information */
2430 InternalConfigInfo->DisableTaggedQueueing = FALSE;
2431 InternalConfigInfo->DisableMultipleLun = FALSE;
2432
2433 /* Store Bus Number */
2434 ConfigInfo->SystemIoBusNumber = InternalConfigInfo->BusNumber;
2435
2436TryNextAd:
2437
2438 if (ConfigInfo->AdapterInterfaceType == Internal)
2439 {
2440 /* Open registry key for HW database */
2442 DeviceExtension->Common.DeviceObject->DriverObject->HardwareDatabase,
2444 NULL,
2445 NULL);
2446
2447 Status = ZwOpenKey(&RootKey,
2448 KEY_READ,
2450
2451 if (NT_SUCCESS(Status))
2452 {
2453 /* Create name for it */
2454 swprintf(StrBuffer, L"ScsiAdapter\\%lu",
2455 InternalConfigInfo->AdapterNumber);
2456
2458
2459 /* Open device key */
2463 RootKey,
2464 NULL);
2465
2466 Status = ZwOpenKey(&Key,
2467 KEY_READ,
2469
2471
2472 if (NT_SUCCESS(Status))
2473 {
2474 if (InternalConfigInfo->LastAdapterNumber != InternalConfigInfo->AdapterNumber)
2475 {
2476 DPRINT("Hardware info found at %S\n", StrBuffer);
2477
2478 /* Parse it */
2479 SpiParseDeviceInfo(DeviceExtension,
2480 Key,
2481 ConfigInfo,
2482 InternalConfigInfo,
2483 (PUCHAR)StrBuffer);
2484
2485 InternalConfigInfo->BusNumber = 0;
2486 }
2487 else
2488 {
2489 /* Try the next adapter */
2490 InternalConfigInfo->AdapterNumber++;
2491 goto TryNextAd;
2492 }
2493 }
2494 else
2495 {
2496 /* Info was not found, exit */
2497 DPRINT("ZwOpenKey() failed with Status=0x%08X\n", Status);
2499 }
2500 }
2501 else
2502 {
2503 DPRINT1("ZwOpenKey() failed with Status=0x%08X\n", Status);
2504 }
2505 }
2506
2507 /* Look at device params */
2508 Key = NULL;
2509 if (InternalConfigInfo->Parameter)
2510 {
2511 ExFreePool(InternalConfigInfo->Parameter);
2512 InternalConfigInfo->Parameter = NULL;
2513 }
2514
2515 if (InternalConfigInfo->ServiceKey != NULL)
2516 {
2517 swprintf(DeviceBuffer, L"Device%lu", InternalConfigInfo->AdapterNumber);
2518 RtlInitUnicodeString(&UnicodeString, DeviceBuffer);
2519
2520 /* Open the service key */
2524 InternalConfigInfo->ServiceKey,
2525 NULL);
2526
2527 Status = ZwOpenKey(&Key,
2528 KEY_READ,
2530 }
2531
2532 /* Parse device key */
2533 if (InternalConfigInfo->DeviceKey != NULL)
2534 {
2535 SpiParseDeviceInfo(DeviceExtension,
2536 InternalConfigInfo->DeviceKey,
2537 ConfigInfo,
2538 InternalConfigInfo,
2539 (PUCHAR)StrBuffer);
2540 }
2541
2542 /* Then parse hw info */
2543 if (Key != NULL)
2544 {
2545 if (InternalConfigInfo->LastAdapterNumber != InternalConfigInfo->AdapterNumber)
2546 {
2547 SpiParseDeviceInfo(DeviceExtension,
2548 Key,
2549 ConfigInfo,
2550 InternalConfigInfo,
2551 (PUCHAR)StrBuffer);
2552
2553 /* Close the key */
2554 ZwClose(Key);
2555 }
2556 else
2557 {
2558 /* Adapter not found, go try the next one */
2559 InternalConfigInfo->AdapterNumber++;
2560
2561 /* Close the key */
2562 ZwClose(Key);
2563
2564 goto TryNextAd;
2565 }
2566 }
2567
2568 /* Update the last adapter number */
2569 InternalConfigInfo->LastAdapterNumber = InternalConfigInfo->AdapterNumber;
2570
2571 /* Do we have this kind of bus at all? */
2572 Found = FALSE;
2574 &InternalConfigInfo->BusNumber,
2575 NULL,
2576 NULL,
2577 NULL,
2578 NULL,
2580 &Found);
2581
2582 /* This bus was not found */
2583 if (!Found)
2584 {
2586
2587 /* Check for EISA */
2588 if (HwInitData->AdapterInterfaceType == Isa)
2589 {
2591 &InternalConfigInfo->BusNumber,
2592 NULL,
2593 NULL,
2594 NULL,
2595 NULL,
2597 &Found);
2598
2599 /* Return respectively */
2600 if (Found)
2601 return STATUS_SUCCESS;
2602 else
2604 }
2605 else
2606 {
2608 }
2609 }
2610 else
2611 {
2612 return STATUS_SUCCESS;
2613 }
2614}
#define RTL_NUMBER_OF(x)
Definition: RtlRegistry.c:12
return Found
Definition: dirsup.c:1270
IN PUNICODE_STRING IN POBJECT_ATTRIBUTES ObjectAttributes
Definition: conport.c:36
#define SCSI_MAXIMUM_TARGETS
Definition: srb.h:31
NTSTATUS NTAPI SpQueryDeviceCallout(IN PVOID Context, IN PUNICODE_STRING PathName, IN INTERFACE_TYPE BusType, IN ULONG BusNumber, IN PKEY_VALUE_FULL_INFORMATION *BusInformation, IN CONFIGURATION_TYPE ControllerType, IN ULONG ControllerNumber, IN PKEY_VALUE_FULL_INFORMATION *ControllerInformation, IN CONFIGURATION_TYPE PeripheralType, IN ULONG PeripheralNumber, IN PKEY_VALUE_FULL_INFORMATION *PeripheralInformation)
Definition: scsiport.c:3001
static VOID SpiParseDeviceInfo(IN PSCSI_PORT_DEVICE_EXTENSION DeviceExtension, IN HANDLE Key, IN PPORT_CONFIGURATION_INFORMATION ConfigInfo, IN PCONFIGURATION_INFO InternalConfigInfo, IN PUCHAR Buffer)
Definition: scsiport.c:2617
@ Eisa
Definition: hwresource.cpp:139
@ Internal
Definition: hwresource.cpp:137
@ Isa
Definition: hwresource.cpp:138
enum _INTERFACE_TYPE INTERFACE_TYPE
#define OBJ_KERNEL_HANDLE
Definition: winternl.h:231
#define OBJ_CASE_INSENSITIVE
Definition: winternl.h:228
NTSTATUS NTAPI IoQueryDeviceDescription(_In_opt_ PINTERFACE_TYPE BusType, _In_opt_ PULONG BusNumber, _In_opt_ PCONFIGURATION_TYPE ControllerType, _In_opt_ PULONG ControllerNumber, _In_opt_ PCONFIGURATION_TYPE PeripheralType, _In_opt_ PULONG PeripheralNumber, _In_ PIO_QUERY_DEVICE_ROUTINE CalloutRoutine, _In_opt_ PVOID Context)
Reads and returns Hardware information from the appropriate hardware registry key.
Definition: iorsrce.c:1213
#define InitializeObjectAttributes(p, n, a, r, s)
Definition: reg.c:106
#define KEY_READ
Definition: nt_native.h:1023
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
#define STATUS_DEVICE_DOES_NOT_EXIST
Definition: ntstatus.h:428
@ Latched
Definition: miniport.h:81
static PMEMKEY RootKey
Definition: registry.c:55
BOOLEAN TaggedQueuing
Definition: srb.h:582
BOOLEAN ReceiveEvent
Definition: srb.h:585
BOOLEAN AutoRequestSense
Definition: srb.h:583
BOOLEAN MultipleRequestPerLu
Definition: srb.h:584
BOOLEAN NeedPhysicalAddresses
Definition: srb.h:581
INTERFACE_TYPE AdapterInterfaceType
Definition: srb.h:565
BOOLEAN MapBuffers
Definition: srb.h:580
ULONG NumberOfAccessRanges
Definition: srb.h:577
char CCHAR
Definition: typedefs.h:51
_Must_inspect_result_ _In_ WDFDEVICE _In_ LPCGUID InterfaceType
Definition: wdffdo.h:463

◆ SpiGetPciConfigData()

static BOOLEAN SpiGetPciConfigData ( IN PDRIVER_OBJECT  DriverObject,
IN PDEVICE_OBJECT  DeviceObject,
IN struct _HW_INITIALIZATION_DATA HwInitializationData,
IN OUT PPORT_CONFIGURATION_INFORMATION  PortConfig,
IN PUNICODE_STRING  RegistryPath,
IN ULONG  BusNumber,
IN OUT PPCI_SLOT_NUMBER  NextSlotNumber 
)
static

Definition at line 1891 of file scsiport.c.

1898{
1899 PCI_COMMON_CONFIG PciConfig;
1903 ULONG FunctionNumber;
1904 CHAR VendorIdString[8];
1905 CHAR DeviceIdString[8];
1906 UNICODE_STRING UnicodeStr;
1909
1910 DPRINT ("SpiGetPciConfiguration() called\n");
1911
1912 SlotNumber.u.AsULONG = 0;
1913
1914 /* Loop through all devices */
1915 for (DeviceNumber = NextSlotNumber->u.bits.DeviceNumber; DeviceNumber < PCI_MAX_DEVICES; DeviceNumber++)
1916 {
1917 SlotNumber.u.bits.DeviceNumber = DeviceNumber;
1918
1919 /* Loop through all functions */
1920 for (FunctionNumber = NextSlotNumber->u.bits.FunctionNumber; FunctionNumber < PCI_MAX_FUNCTION; FunctionNumber++)
1921 {
1922 SlotNumber.u.bits.FunctionNumber = FunctionNumber;
1923
1924 /* Get PCI config bytes */
1926 BusNumber,
1927 SlotNumber.u.AsULONG,
1928 &PciConfig,
1929 sizeof(ULONG));
1930
1931 /* If result of HalGetBusData is 0, then the bus is wrong */
1932 if (DataSize == 0)
1933 return FALSE;
1934
1935 /* Check if result is PCI_INVALID_VENDORID or too small */
1936 if ((DataSize < sizeof(ULONG)) ||
1937 (PciConfig.VendorID == PCI_INVALID_VENDORID))
1938 {
1939 /* Continue to try the next function */
1940 continue;
1941 }
1942
1943 sprintf (VendorIdString, "%04hx", PciConfig.VendorID);
1944 sprintf (DeviceIdString, "%04hx", PciConfig.DeviceID);
1945
1946 if (_strnicmp(VendorIdString, HwInitializationData->VendorId, HwInitializationData->VendorIdLength) ||
1947 _strnicmp(DeviceIdString, HwInitializationData->DeviceId, HwInitializationData->DeviceIdLength))
1948 {
1949 /* It is not our device */
1950 continue;
1951 }
1952
1953 DPRINT("Found device 0x%04hx 0x%04hx at %1lu %2lu %1lu\n",
1954 PciConfig.VendorID,
1955 PciConfig.DeviceID,
1956 BusNumber,
1957 SlotNumber.u.bits.DeviceNumber,
1958 SlotNumber.u.bits.FunctionNumber);
1959
1960
1961 RtlInitUnicodeString(&UnicodeStr, L"ScsiAdapter");
1963 &UnicodeStr,
1966 PCIBus,
1967 BusNumber,
1968 SlotNumber.u.AsULONG,
1969 &ResourceList);
1970
1971 if (!NT_SUCCESS(Status))
1972 break;
1973
1974 /* Create configuration information */
1976 ResourceList->List,
1977 PortConfig);
1978
1979 /* Free the resource list */
1981
1982 /* Set dev & fn numbers */
1983 NextSlotNumber->u.bits.DeviceNumber = DeviceNumber;
1984 NextSlotNumber->u.bits.FunctionNumber = FunctionNumber + 1;
1985
1986 /* Save the slot number */
1987 PortConfig->SlotNumber = SlotNumber.u.AsULONG;
1988
1989 return TRUE;
1990 }
1991 NextSlotNumber->u.bits.FunctionNumber = 0;
1992 }
1993
1994 NextSlotNumber->u.bits.DeviceNumber = 0;
1995 DPRINT ("No device found\n");
1996
1997 return FALSE;
1998}
static VOID SpiResourceToConfig(IN PHW_INITIALIZATION_DATA HwInitializationData, IN PCM_FULL_RESOURCE_DESCRIPTOR ResourceDescriptor, IN OUT PPORT_CONFIGURATION_INFORMATION PortConfig)
Definition: scsiport.c:952
_In_ PCHAR _In_ ULONG DeviceNumber
Definition: classpnp.h:1230
#define _strnicmp(_String1, _String2, _MaxCount)
Definition: compat.h:23
NTHALAPI NTSTATUS NTAPI HalAssignSlotResources(PUNICODE_STRING, PUNICODE_STRING, PDRIVER_OBJECT, PDEVICE_OBJECT, INTERFACE_TYPE, ULONG, ULONG, PCM_RESOURCE_LIST *)
#define sprintf(buf, format,...)
Definition: sprintf.c:55
_In_ NDIS_STATUS _In_ ULONG _In_ USHORT _In_opt_ PVOID _In_ ULONG DataSize
Definition: ndis.h:4755
@ PCIConfiguration
Definition: miniport.h:93
_In_opt_ PUNICODE_STRING _In_ PDRIVER_OBJECT _In_ PDEVICE_OBJECT _In_ INTERFACE_TYPE _In_ ULONG BusNumber
Definition: halfuncs.h:160
#define PCI_INVALID_VENDORID
Definition: iotypes.h:3601
#define PCI_MAX_FUNCTION
Definition: iotypes.h:3599
#define PCI_MAX_DEVICES
Definition: iotypes.h:3598
char CHAR
Definition: xmlstorage.h:175

◆ SpiMiniportTimerDpc()

VOID NTAPI SpiMiniportTimerDpc ( IN struct _KDPC Dpc,
IN PVOID  DeviceObject,
IN PVOID  SystemArgument1,
IN PVOID  SystemArgument2 
)

Definition at line 2336 of file scsiport.c.

2340{
2341 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
2342
2343 DPRINT("Miniport timer DPC\n");
2344
2345 DeviceExtension = ((PDEVICE_OBJECT)DeviceObject)->DeviceExtension;
2346
2347 /* Acquire the spinlock */
2348 KeAcquireSpinLockAtDpcLevel(&DeviceExtension->SpinLock);
2349
2350 /* Call the timer routine */
2351 if (DeviceExtension->HwScsiTimer != NULL)
2352 {
2353 DeviceExtension->HwScsiTimer(&DeviceExtension->MiniPortDeviceExtension);
2354 }
2355
2356 /* Release the spinlock */
2357 KeReleaseSpinLockFromDpcLevel(&DeviceExtension->SpinLock);
2358
2359 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_NOTIFICATION_NEEDED)
2360 {
2362 DeviceExtension->Common.DeviceObject,
2363 NULL,
2364 NULL);
2365 }
2366}
struct _DEVICE_OBJECT * PDEVICE_OBJECT

Referenced by ScsiPortInitialize().

◆ SpiParseDeviceInfo()

static VOID SpiParseDeviceInfo ( IN PSCSI_PORT_DEVICE_EXTENSION  DeviceExtension,
IN HANDLE  Key,
IN PPORT_CONFIGURATION_INFORMATION  ConfigInfo,
IN PCONFIGURATION_INFO  InternalConfigInfo,
IN PUCHAR  Buffer 
)
static

Definition at line 2617 of file scsiport.c.

2622{
2623 PKEY_VALUE_FULL_INFORMATION KeyValueInformation;
2624 PCM_FULL_RESOURCE_DESCRIPTOR FullResource;
2625 PCM_PARTIAL_RESOURCE_DESCRIPTOR PartialDescriptor;
2626 PCM_SCSI_DEVICE_DATA ScsiDeviceData;
2627 ULONG Length, Count, Dma = 0, Interrupt = 0;
2628 ULONG Index = 0, RangeCount = 0;
2632
2633
2634 KeyValueInformation = (PKEY_VALUE_FULL_INFORMATION) Buffer;
2635
2636 /* Loop through all values in the device node */
2637 while(TRUE)
2638 {
2639 Status = ZwEnumerateValueKey(Key,
2640 Index,
2642 Buffer,
2643 512,
2644 &Length);
2645
2646 if (!NT_SUCCESS(Status))
2647 return;
2648
2649 Index++;
2650
2651 /* Length for DWORD is ok? */
2652 if (KeyValueInformation->Type == REG_DWORD &&
2653 KeyValueInformation->DataLength != sizeof(ULONG))
2654 {
2655 continue;
2656 }
2657
2658 /* Get MaximumLogicalUnit */
2659 if (_wcsnicmp(KeyValueInformation->Name, L"MaximumLogicalUnit",
2660 KeyValueInformation->NameLength/2) == 0)
2661 {
2662
2663 if (KeyValueInformation->Type != REG_DWORD)
2664 {
2665 DPRINT("Bad data type for MaximumLogicalUnit\n");
2666 continue;
2667 }
2668
2669 DeviceExtension->MaxLunCount = *((PUCHAR)
2670 (Buffer + KeyValueInformation->DataOffset));
2671
2672 /* Check / reset if needed */
2673 if (DeviceExtension->MaxLunCount > SCSI_MAXIMUM_LOGICAL_UNITS)
2674 DeviceExtension->MaxLunCount = SCSI_MAXIMUM_LOGICAL_UNITS;
2675
2676 DPRINT("MaximumLogicalUnit = %d\n", DeviceExtension->MaxLunCount);
2677 }
2678
2679 /* Get InitiatorTargetId */
2680 if (_wcsnicmp(KeyValueInformation->Name, L"InitiatorTargetId",
2681 KeyValueInformation->NameLength / 2) == 0)
2682 {
2683
2684 if (KeyValueInformation->Type != REG_DWORD)
2685 {
2686 DPRINT("Bad data type for InitiatorTargetId\n");
2687 continue;
2688 }
2689
2690 ConfigInfo->InitiatorBusId[0] = *((PUCHAR)
2691 (Buffer + KeyValueInformation->DataOffset));
2692
2693 /* Check / reset if needed */
2694 if (ConfigInfo->InitiatorBusId[0] > ConfigInfo->MaximumNumberOfTargets - 1)
2695 ConfigInfo->InitiatorBusId[0] = (CCHAR)SP_UNINITIALIZED_VALUE;
2696
2697 DPRINT("InitiatorTargetId = %d\n", ConfigInfo->InitiatorBusId[0]);
2698 }
2699
2700 /* Get ScsiDebug */
2701 if (_wcsnicmp(KeyValueInformation->Name, L"ScsiDebug",
2702 KeyValueInformation->NameLength/2) == 0)
2703 {
2704 DPRINT("ScsiDebug key not supported\n");
2705 }
2706
2707 /* Check for a breakpoint */
2708 if (_wcsnicmp(KeyValueInformation->Name, L"BreakPointOnEntry",
2709 KeyValueInformation->NameLength/2) == 0)
2710 {
2711 DPRINT1("Breakpoint on entry requested!\n");
2712 DbgBreakPoint();
2713 }
2714
2715 /* Get DisableSynchronousTransfers */
2716 if (_wcsnicmp(KeyValueInformation->Name, L"DisableSynchronousTransfers",
2717 KeyValueInformation->NameLength/2) == 0)
2718 {
2719 DeviceExtension->SrbFlags |= SRB_FLAGS_DISABLE_SYNCH_TRANSFER;
2720 DPRINT("Synch transfers disabled\n");
2721 }
2722
2723 /* Get DisableDisconnects */
2724 if (_wcsnicmp(KeyValueInformation->Name, L"DisableDisconnects",
2725 KeyValueInformation->NameLength/2) == 0)
2726 {
2727 DeviceExtension->SrbFlags |= SRB_FLAGS_DISABLE_DISCONNECT;
2728 DPRINT("Disconnects disabled\n");
2729 }
2730
2731 /* Get DisableTaggedQueuing */
2732 if (_wcsnicmp(KeyValueInformation->Name, L"DisableTaggedQueuing",
2733 KeyValueInformation->NameLength/2) == 0)
2734 {
2735 InternalConfigInfo->DisableTaggedQueueing = TRUE;
2736 DPRINT("Tagged queueing disabled\n");
2737 }
2738
2739 /* Get DisableMultipleRequests */
2740 if (_wcsnicmp(KeyValueInformation->Name, L"DisableMultipleRequests",
2741 KeyValueInformation->NameLength/2) == 0)
2742 {
2743 InternalConfigInfo->DisableMultipleLun = TRUE;
2744 DPRINT("Multiple requests disabled\n");
2745 }
2746
2747 /* Get DriverParameters */
2748 if (_wcsnicmp(KeyValueInformation->Name, L"DriverParameters",
2749 KeyValueInformation->NameLength/2) == 0)
2750 {
2751 /* Skip if nothing */
2752 if (KeyValueInformation->DataLength == 0)
2753 continue;
2754
2755 /* If there was something previously allocated - free it */
2756 if (InternalConfigInfo->Parameter != NULL)
2757 ExFreePool(InternalConfigInfo->Parameter);
2758
2759 /* Allocate it */
2760 InternalConfigInfo->Parameter = ExAllocatePoolWithTag(NonPagedPool,
2761 KeyValueInformation->DataLength, TAG_SCSIPORT);
2762
2763 if (InternalConfigInfo->Parameter != NULL)
2764 {
2765 if (KeyValueInformation->Type != REG_SZ)
2766 {
2767 /* Just copy */
2769 InternalConfigInfo->Parameter,
2770 (PCCHAR)KeyValueInformation + KeyValueInformation->DataOffset,
2771 KeyValueInformation->DataLength);
2772 }
2773 else
2774 {
2775 /* If it's a unicode string, convert it to ansi */
2776 UnicodeString.Length = (USHORT)KeyValueInformation->DataLength;
2777 UnicodeString.MaximumLength = (USHORT)KeyValueInformation->DataLength;
2778 UnicodeString.Buffer =
2779 (PWSTR)((PCCHAR)KeyValueInformation + KeyValueInformation->DataOffset);
2780
2781 AnsiString.Length = 0;
2782 AnsiString.MaximumLength = (USHORT)KeyValueInformation->DataLength;
2783 AnsiString.Buffer = (PCHAR)InternalConfigInfo->Parameter;
2784
2787 FALSE);
2788
2789 /* In case of error, free the allocated space */
2790 if (!NT_SUCCESS(Status))
2791 {
2792 ExFreePool(InternalConfigInfo->Parameter);
2793 InternalConfigInfo->Parameter = NULL;
2794 }
2795
2796 }
2797 }
2798
2799 DPRINT("Found driver parameter\n");
2800 }
2801
2802 /* Get MaximumSGList */
2803 if (_wcsnicmp(KeyValueInformation->Name, L"MaximumSGList",
2804 KeyValueInformation->NameLength/2) == 0)
2805 {
2806 if (KeyValueInformation->Type != REG_DWORD)
2807 {
2808 DPRINT("Bad data type for MaximumSGList\n");
2809 continue;
2810 }
2811
2812 ConfigInfo->NumberOfPhysicalBreaks = *((PUCHAR)(Buffer + KeyValueInformation->DataOffset));
2813
2814 /* Check / fix */
2815 if (ConfigInfo->NumberOfPhysicalBreaks > SCSI_MAXIMUM_PHYSICAL_BREAKS)
2816 {
2817 ConfigInfo->NumberOfPhysicalBreaks = SCSI_MAXIMUM_PHYSICAL_BREAKS;
2818 }
2819 else if (ConfigInfo->NumberOfPhysicalBreaks < SCSI_MINIMUM_PHYSICAL_BREAKS)
2820 {
2821 ConfigInfo->NumberOfPhysicalBreaks = SCSI_MINIMUM_PHYSICAL_BREAKS;
2822 }
2823
2824 DPRINT("MaximumSGList = %d\n", ConfigInfo->NumberOfPhysicalBreaks);
2825 }
2826
2827 /* Get NumberOfRequests */
2828 if (_wcsnicmp(KeyValueInformation->Name, L"NumberOfRequests",
2829 KeyValueInformation->NameLength/2) == 0)
2830 {
2831 if (KeyValueInformation->Type != REG_DWORD)
2832 {
2833 DPRINT("NumberOfRequests has wrong data type\n");
2834 continue;
2835 }
2836
2837 DeviceExtension->RequestsNumber = *((PUCHAR)(Buffer + KeyValueInformation->DataOffset));
2838
2839 /* Check / fix */
2840 if (DeviceExtension->RequestsNumber < 16)
2841 {
2842 DeviceExtension->RequestsNumber = 16;
2843 }
2844 else if (DeviceExtension->RequestsNumber > 512)
2845 {
2846 DeviceExtension->RequestsNumber = 512;
2847 }
2848
2849 DPRINT("Number Of Requests = %d\n", DeviceExtension->RequestsNumber);
2850 }
2851
2852 /* Get resource list */
2853 if (_wcsnicmp(KeyValueInformation->Name, L"ResourceList",
2854 KeyValueInformation->NameLength/2) == 0 ||
2855 _wcsnicmp(KeyValueInformation->Name, L"Configuration Data",
2856 KeyValueInformation->NameLength/2) == 0 )
2857 {
2858 if (KeyValueInformation->Type != REG_FULL_RESOURCE_DESCRIPTOR ||
2859 KeyValueInformation->DataLength < sizeof(REG_FULL_RESOURCE_DESCRIPTOR))
2860 {
2861 DPRINT("Bad data type for ResourceList\n");
2862 continue;
2863 }
2864 else
2865 {
2866 DPRINT("Found ResourceList\n");
2867 }
2868
2869 FullResource = (PCM_FULL_RESOURCE_DESCRIPTOR)(Buffer + KeyValueInformation->DataOffset);
2870
2871 /* Copy some info from it */
2872 InternalConfigInfo->BusNumber = FullResource->BusNumber;
2873 ConfigInfo->SystemIoBusNumber = FullResource->BusNumber;
2874
2875 /* Loop through it */
2876 for (Count = 0; Count < FullResource->PartialResourceList.Count; Count++)
2877 {
2878 /* Get partial descriptor */
2879 PartialDescriptor =
2881
2882 /* Check datalength */
2883 if ((ULONG)((PCHAR)(PartialDescriptor + 1) -
2884 (PCHAR)FullResource) > KeyValueInformation->DataLength)
2885 {
2886 DPRINT("Resource data is of incorrect size\n");
2887 break;
2888 }
2889
2890 switch (PartialDescriptor->Type)
2891 {
2892 case CmResourceTypePort:
2893 if (RangeCount >= ConfigInfo->NumberOfAccessRanges)
2894 {
2895 DPRINT("Too many access ranges\n");
2896 continue;
2897 }
2898
2899 InternalConfigInfo->AccessRanges[RangeCount].RangeInMemory = FALSE;
2900 InternalConfigInfo->AccessRanges[RangeCount].RangeStart = PartialDescriptor->u.Port.Start;
2901 InternalConfigInfo->AccessRanges[RangeCount].RangeLength = PartialDescriptor->u.Port.Length;
2902 RangeCount++;
2903
2904 break;
2905
2907 if (RangeCount >= ConfigInfo->NumberOfAccessRanges)
2908 {
2909 DPRINT("Too many access ranges\n");
2910 continue;
2911 }
2912
2913 InternalConfigInfo->AccessRanges[RangeCount].RangeInMemory = TRUE;
2914 InternalConfigInfo->AccessRanges[RangeCount].RangeStart = PartialDescriptor->u.Memory.Start;
2915 InternalConfigInfo->AccessRanges[RangeCount].RangeLength = PartialDescriptor->u.Memory.Length;
2916 RangeCount++;
2917
2918 break;
2919
2921
2922 if (Interrupt == 0)
2923 {
2924 ConfigInfo->BusInterruptLevel =
2925 PartialDescriptor->u.Interrupt.Level;
2926
2927 ConfigInfo->BusInterruptVector =
2928 PartialDescriptor->u.Interrupt.Vector;
2929
2930 ConfigInfo->InterruptMode = (PartialDescriptor->Flags & CM_RESOURCE_INTERRUPT_LATCHED) ? Latched : LevelSensitive;
2931 }
2932 else if (Interrupt == 1)
2933 {
2934 ConfigInfo->BusInterruptLevel2 =
2935 PartialDescriptor->u.Interrupt.Level;
2936
2937 ConfigInfo->BusInterruptVector2 =
2938 PartialDescriptor->u.Interrupt.Vector;
2939
2940 ConfigInfo->InterruptMode2 = (PartialDescriptor->Flags & CM_RESOURCE_INTERRUPT_LATCHED) ? Latched : LevelSensitive;
2941 }
2942
2943 Interrupt++;
2944 break;
2945
2946 case CmResourceTypeDma:
2947
2948 if (Dma == 0)
2949 {
2950 ConfigInfo->DmaChannel = PartialDescriptor->u.Dma.Channel;
2951 ConfigInfo->DmaPort = PartialDescriptor->u.Dma.Port;
2952
2953 if (PartialDescriptor->Flags & CM_RESOURCE_DMA_8)
2954 ConfigInfo->DmaWidth = Width8Bits;
2955 else if ((PartialDescriptor->Flags & CM_RESOURCE_DMA_16) ||
2956 (PartialDescriptor->Flags & CM_RESOURCE_DMA_8_AND_16)) //???
2957 ConfigInfo->DmaWidth = Width16Bits;
2958 else if (PartialDescriptor->Flags & CM_RESOURCE_DMA_32)
2959 ConfigInfo->DmaWidth = Width32Bits;
2960 }
2961 else if (Dma == 1)
2962 {
2963 ConfigInfo->DmaChannel2 = PartialDescriptor->u.Dma.Channel;
2964 ConfigInfo->DmaPort2 = PartialDescriptor->u.Dma.Port;
2965
2966 if (PartialDescriptor->Flags & CM_RESOURCE_DMA_8)
2967 ConfigInfo->DmaWidth2 = Width8Bits;
2968 else if ((PartialDescriptor->Flags & CM_RESOURCE_DMA_16) ||
2969 (PartialDescriptor->Flags & CM_RESOURCE_DMA_8_AND_16)) //???
2970 ConfigInfo->DmaWidth2 = Width16Bits;
2971 else if (PartialDescriptor->Flags & CM_RESOURCE_DMA_32)
2972 ConfigInfo->DmaWidth2 = Width32Bits;
2973 }
2974
2975 Dma++;
2976 break;
2977
2979 if (PartialDescriptor->u.DeviceSpecificData.DataSize <
2980 sizeof(CM_SCSI_DEVICE_DATA) ||
2981 (PCHAR) (PartialDescriptor + 1) - (PCHAR)FullResource +
2982 PartialDescriptor->u.DeviceSpecificData.DataSize >
2983 KeyValueInformation->DataLength)
2984 {
2985 DPRINT("Resource data length is incorrect");
2986 break;
2987 }
2988
2989 /* Set only one field from it */
2990 ScsiDeviceData = (PCM_SCSI_DEVICE_DATA) (PartialDescriptor+1);
2991 ConfigInfo->InitiatorBusId[0] = ScsiDeviceData->HostIdentifier;
2992 break;
2993 }
2994 }
2995 }
2996 }
2997}
@ AnsiString
Definition: dnslib.h:19
#define SRB_FLAGS_DISABLE_DISCONNECT
Definition: srb.h:396
#define SCSI_MINIMUM_PHYSICAL_BREAKS
Definition: srb.h:25
#define SCSI_MAXIMUM_PHYSICAL_BREAKS
Definition: srb.h:26
#define SRB_FLAGS_DISABLE_SYNCH_TRANSFER
Definition: srb.h:397
struct _CM_FULL_RESOURCE_DESCRIPTOR * PCM_FULL_RESOURCE_DESCRIPTOR
#define CmResourceTypeDeviceSpecific
Definition: hwresource.cpp:127
NTSYSAPI void WINAPI DbgBreakPoint(void)
#define REG_SZ
Definition: layer.c:22
#define CM_RESOURCE_DMA_8_AND_16
Definition: cmtypes.h:134
NTSYSAPI NTSTATUS NTAPI RtlUnicodeStringToAnsiString(PANSI_STRING DestinationString, PUNICODE_STRING SourceString, BOOLEAN AllocateDestinationString)
@ KeyValueFullInformation
Definition: nt_native.h:1181
struct _KEY_VALUE_FULL_INFORMATION * PKEY_VALUE_FULL_INFORMATION
#define REG_FULL_RESOURCE_DESCRIPTOR
Definition: nt_native.h:1503
unsigned short USHORT
Definition: pedump.c:61
#define REG_DWORD
Definition: sdbapi.c:596
_Check_return_ _CRTIMP int __cdecl _wcsnicmp(_In_reads_or_z_(_MaxCount) const wchar_t *_Str1, _In_reads_or_z_(_MaxCount) const wchar_t *_Str2, _In_ size_t _MaxCount)
@ Width32Bits
Definition: miniport.h:107
CM_PARTIAL_RESOURCE_LIST PartialResourceList
Definition: hwresource.cpp:160
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398::@407 DeviceSpecificData
struct _CM_PARTIAL_RESOURCE_DESCRIPTOR::@398::@400 Port
CM_PARTIAL_RESOURCE_DESCRIPTOR PartialDescriptors[1]
Definition: hwresource.cpp:119
uint16_t * PWSTR
Definition: typedefs.h:56
_In_ WDFCOLLECTION _In_ ULONG Index
struct _CM_SCSI_DEVICE_DATA * PCM_SCSI_DEVICE_DATA

Referenced by SpiCreatePortConfig().

◆ SpiProcessTimeout()

BOOLEAN NTAPI SpiProcessTimeout ( PVOID  ServiceContext)

Definition at line 2155 of file scsiport.c.

2156{
2158 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension = DeviceObject->DeviceExtension;
2159 ULONG Bus;
2160
2161 DPRINT("SpiProcessTimeout() entered\n");
2162
2163 DeviceExtension->TimerCount = -1;
2164
2165 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_RESET)
2166 {
2167 DeviceExtension->InterruptData.Flags &= ~SCSI_PORT_RESET;
2168
2169 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_RESET_REQUEST)
2170 {
2171 DeviceExtension->InterruptData.Flags &= ~SCSI_PORT_RESET_REQUEST;
2173 }
2174
2175 return FALSE;
2176 }
2177 else
2178 {
2179 DPRINT("Resetting the bus\n");
2180
2181 for (Bus = 0; Bus < DeviceExtension->NumberOfBuses; Bus++)
2182 {
2183 DeviceExtension->HwResetBus(DeviceExtension->MiniPortDeviceExtension, Bus);
2184
2185 /* Reset flags and set reset timeout to 4 seconds */
2186 DeviceExtension->InterruptData.Flags |= SCSI_PORT_RESET;
2187 DeviceExtension->TimerCount = 4;
2188 }
2189
2190 /* If miniport requested - request a dpc for it */
2191 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_NOTIFICATION_NEEDED)
2192 IoRequestDpc(DeviceExtension->Common.DeviceObject, NULL, NULL);
2193 }
2194
2195 return TRUE;
2196}
#define SCSI_PORT_RESET_REQUEST
Definition: scsiport.h:36

Referenced by ScsiPortIoTimer().

◆ SpiResetBus()

BOOLEAN NTAPI SpiResetBus ( PVOID  ServiceContext)

Definition at line 2201 of file scsiport.c.

2202{
2204 PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
2205
2206 /* Perform the bus reset */
2207 DeviceExtension = (PSCSI_PORT_DEVICE_EXTENSION)ResetParams->DeviceExtension;
2208 DeviceExtension->HwResetBus(DeviceExtension->MiniPortDeviceExtension,
2209 ResetParams->PathId);
2210
2211 /* Set flags and start the timer */
2212 DeviceExtension->InterruptData.Flags |= SCSI_PORT_RESET;
2213 DeviceExtension->TimerCount = 4;
2214
2215 /* If miniport requested - give him a DPC */
2216 if (DeviceExtension->InterruptData.Flags & SCSI_PORT_NOTIFICATION_NEEDED)
2217 IoRequestDpc(DeviceExtension->Common.DeviceObject, NULL, NULL);
2218
2219 return TRUE;
2220}
struct _RESETBUS_PARAMS * PRESETBUS_PARAMS

Referenced by ScsiPortIoTimer().

◆ SpiResourceToConfig()

static VOID SpiResourceToConfig ( IN PHW_INITIALIZATION_DATA  HwInitializationData,
IN PCM_FULL_RESOURCE_DESCRIPTOR  ResourceDescriptor,
IN PPORT_CONFIGURATION_INFORMATION  PortConfig 
)
static

Definition at line 1619 of file scsiport.c.

1622{
1623 PACCESS_RANGE AccessRange;
1625 ULONG RangeNumber;
1626 ULONG Index;
1627 ULONG Interrupt = 0;
1628 ULONG Dma = 0;
1629
1630 RangeNumber = 0;
1631
1632 /* Loop through all entries */
1633 for (Index = 0; Index < ResourceDescriptor->PartialResourceList.Count; Index++)
1634 {
1635 PartialData = &ResourceDescriptor->PartialResourceList.PartialDescriptors[Index];
1636
1637 switch (PartialData->Type)
1638 {
1639 case CmResourceTypePort:
1640 /* Copy access ranges */
1641 if (RangeNumber < HwInitializationData->NumberOfAccessRanges)
1642 {
1643 AccessRange = &((*(PortConfig->AccessRanges))[RangeNumber]);
1644
1645 AccessRange->RangeStart = PartialData->u.Port.Start;
1646 AccessRange->RangeLength = PartialData->u.Port.Length;
1647
1648 AccessRange->RangeInMemory = FALSE;
1649 RangeNumber++;
1650 }
1651 break;
1652
1654 /* Copy access ranges */
1655 if (RangeNumber < HwInitializationData->NumberOfAccessRanges)
1656 {
1657 AccessRange = &((*(PortConfig->AccessRanges))[RangeNumber]);
1658
1659 AccessRange->RangeStart = PartialData->u.Memory.Start;
1660 AccessRange->RangeLength = PartialData->u.Memory.Length;
1661
1662 AccessRange->RangeInMemory = TRUE;
1663 RangeNumber++;
1664 }
1665 break;
1666
1668
1669 if (Interrupt == 0)
1670 {
1671 /* Copy interrupt data */
1672 PortConfig->BusInterruptLevel = PartialData->u.Interrupt.Level;
1673 PortConfig->BusInterruptVector = PartialData->u.Interrupt.Vector;
1674
1675 /* Set interrupt mode accordingly to the resource */
1676 if (PartialData->Flags == CM_RESOURCE_INTERRUPT_LATCHED)
1677 {
1678 PortConfig->InterruptMode = Latched;
1679 }
1680 else if (PartialData->Flags == CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE)
1681 {
1682 PortConfig->InterruptMode = LevelSensitive;
1683 }
1684 }
1685 else if (Interrupt == 1)
1686 {
1687 /* Copy interrupt data */
1688 PortConfig->BusInterruptLevel2 = PartialData->u.Interrupt.Level;
1689 PortConfig->BusInterruptVector2 = PartialData->u.Interrupt.Vector;
1690
1691 /* Set interrupt mode accordingly to the resource */
1692 if (PartialData->Flags == CM_RESOURCE_INTERRUPT_LATCHED)
1693 {
1694 PortConfig->InterruptMode2 = Latched;
1695 }
1696 else if (PartialData->Flags == CM_RESOURCE_INTERRUPT_LEVEL_SENSITIVE)
1697 {
1698 PortConfig->InterruptMode2 = LevelSensitive;
1699 }
1700 }
1701
1702 Interrupt++;
1703 break;
1704
1705 case CmResourceTypeDma:
1706
1707 if (Dma == 0)
1708 {
1709 PortConfig->DmaChannel = PartialData->u.Dma.Channel;
1710 PortConfig->DmaPort = PartialData->u.Dma.Port;
1711
1712 if (PartialData->Flags & CM_RESOURCE_DMA_8)
1713 PortConfig->DmaWidth = Width8Bits;
1714 else if ((PartialData->Flags & CM_RESOURCE_DMA_16) ||
1715 (PartialData->Flags & CM_RESOURCE_DMA_8_AND_16)) //???
1716 PortConfig->DmaWidth = Width16Bits;
1717 else if (PartialData->Flags & CM_RESOURCE_DMA_32)
1718 PortConfig->DmaWidth = Width32Bits;
1719 }
1720 else if (Dma == 1)
1721 {
1722 PortConfig->DmaChannel2 = PartialData->u.Dma.Channel;
1723 PortConfig->DmaPort2 = PartialData->u.Dma.Port;
1724
1725 if (PartialData->Flags & CM_RESOURCE_DMA_8)
1726 PortConfig->DmaWidth2 = Width8Bits;
1727 else if ((PartialData->Flags & CM_RESOURCE_DMA_16) ||
1728 (PartialData->Flags & CM_RESOURCE_DMA_8_AND_16)) //???
1729 PortConfig->DmaWidth2 = Width16Bits;
1730 else if (PartialData->Flags & CM_RESOURCE_DMA_32)
1731 PortConfig->DmaWidth2 = Width32Bits;
1732 }
1733 break;
1734 }
1735 }
1736}

◆ SpQueryDeviceCallout()

NTSTATUS NTAPI SpQueryDeviceCallout ( IN PVOID  Context,
IN PUNICODE_STRING  PathName,
IN INTERFACE_TYPE  BusType,
IN ULONG  BusNumber,
IN PKEY_VALUE_FULL_INFORMATION BusInformation,
IN CONFIGURATION_TYPE  ControllerType,
IN ULONG  ControllerNumber,
IN PKEY_VALUE_FULL_INFORMATION ControllerInformation,
IN CONFIGURATION_TYPE  PeripheralType,
IN ULONG  PeripheralNumber,
IN PKEY_VALUE_FULL_INFORMATION PeripheralInformation 
)

Definition at line 3001 of file scsiport.c.

3012{
3014 /* We just set our Found variable to TRUE */
3015
3016 *Found = TRUE;
3017 return STATUS_SUCCESS;
3018}
unsigned char * PBOOLEAN
Definition: typedefs.h:53

Referenced by SpiCreatePortConfig().

Variable Documentation

◆ InternalDebugLevel

ULONG InternalDebugLevel = 0x00

Definition at line 17 of file scsiport.c.

Referenced by ScsiDebugPrint().