#define ROUND_UP(N, S) ((((N) + (S) - 1) / (S)) * (S))
#endif
-#define TAG(A, B, C, D) (ULONG)(((A)<<0) + ((B)<<8) + ((C)<<16) + ((D)<<24))
+#define TAG_SCSIPORT 'ISCS'
+
+/* Defines how many logical unit arrays will be in a device extension */
+#define LUS_NUMBER 8
+
+#define MAX_SG_LIST 17
+
+/* Flags */
+#define SCSI_PORT_DEVICE_BUSY 0x0001
+#define SCSI_PORT_LU_ACTIVE 0x0002
+#define SCSI_PORT_NOTIFICATION_NEEDED 0x0004
+#define SCSI_PORT_NEXT_REQUEST_READY 0x0008
+#define SCSI_PORT_FLUSH_ADAPTERS 0x0010
+#define SCSI_PORT_MAP_TRANSFER 0x0020
+#define SCSI_PORT_RESET 0x0080
+#define SCSI_PORT_RESET_REQUEST 0x0100
+#define SCSI_PORT_RESET_REPORTED 0x0200
+#define SCSI_PORT_REQUEST_PENDING 0x0800
+#define SCSI_PORT_DISCONNECT_ALLOWED 0x1000
+#define SCSI_PORT_DISABLE_INT_REQUESET 0x2000
+#define SCSI_PORT_DISABLE_INTERRUPTS 0x4000
+#define SCSI_PORT_ENABLE_INT_REQUEST 0x8000
+#define SCSI_PORT_TIMER_NEEDED 0x10000
+
+/* LUN Extension flags*/
+#define LUNEX_FROZEN_QUEUE 0x0001
+#define LUNEX_NEED_REQUEST_SENSE 0x0004
+#define LUNEX_BUSY 0x0008
+#define LUNEX_FULL_QUEUE 0x0010
+#define LUNEX_REQUEST_PENDING 0x0020
+#define SCSI_PORT_SCAN_IN_PROGRESS 0x8000
+
typedef enum _SCSI_PORT_TIMER_STATES
{
IDETimerResetWaitForDrdyAssert
} SCSI_PORT_TIMER_STATES;
+typedef struct _CONFIGURATION_INFO
+{
+ /* Identify info */
+ ULONG AdapterNumber;
+ ULONG LastAdapterNumber;
+ ULONG BusNumber;
+
+ /* Registry related */
+ HANDLE BusKey;
+ HANDLE ServiceKey;
+ HANDLE DeviceKey;
+
+ /* Features */
+ BOOLEAN DisableTaggedQueueing;
+ BOOLEAN DisableMultipleLun;
+
+ /* Parameters */
+ PVOID Parameter;
+ PACCESS_RANGE AccessRanges;
+} CONFIGURATION_INFO, *PCONFIGURATION_INFO;
typedef struct _SCSI_PORT_DEVICE_BASE
{
ULONG SystemIoBusNumber;
} SCSI_PORT_DEVICE_BASE, *PSCSI_PORT_DEVICE_BASE;
+typedef struct _SCSI_SG_ADDRESS
+{
+ PHYSICAL_ADDRESS PhysicalAddress;
+ ULONG Length;
+} SCSI_SG_ADDRESS, *PSCSI_SG_ADDRESS;
-typedef struct _SCSI_PORT_LUN_EXTENSION
+typedef struct _SCSI_REQUEST_BLOCK_INFO
{
- LIST_ENTRY List;
+ LIST_ENTRY Requests;
+ PSCSI_REQUEST_BLOCK Srb;
+ PCHAR DataOffset;
+ PVOID SaveSenseRequest;
+
+ ULONG SequenceNumber;
+
+ /* DMA stuff */
+ PVOID BaseOfMapRegister;
+ ULONG NumberOfMapRegisters;
+ struct _SCSI_REQUEST_BLOCK_INFO *CompletedRequests;
+
+ /* Scatter-gather list */
+ PSCSI_SG_ADDRESS ScatterGather;
+ SCSI_SG_ADDRESS ScatterGatherList[MAX_SG_LIST];
+} SCSI_REQUEST_BLOCK_INFO, *PSCSI_REQUEST_BLOCK_INFO;
+
+typedef struct _SCSI_PORT_LUN_EXTENSION
+{
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
+ ULONG Flags;
+
+ struct _SCSI_PORT_LUN_EXTENSION *Next;
+
BOOLEAN DeviceClaimed;
PDEVICE_OBJECT DeviceObject;
INQUIRYDATA InquiryData;
- ULONG PendingIrpCount;
- ULONG ActiveIrpCount;
+ KDEVICE_QUEUE DeviceQueue;
+ ULONG SortKey;
+ ULONG QueueCount;
+ ULONG MaxQueueCount;
- PIRP NextIrp;
- ULONG Flags;
+ ULONG AttemptCount;
+ LONG RequestTimeout;
+
+ PIRP BusyRequest;
+ PIRP PendingRequest;
+
+ struct _SCSI_PORT_LUN_EXTENSION *ReadyLun;
+ struct _SCSI_PORT_LUN_EXTENSION *CompletedAbortRequests;
+
+ SCSI_REQUEST_BLOCK_INFO SrbInfo;
/* More data? */
UCHAR MiniportLunExtension[1]; /* must be the last entry */
} SCSI_PORT_LUN_EXTENSION, *PSCSI_PORT_LUN_EXTENSION;
+/* Structures for inquiries support */
+
+typedef struct _SCSI_LUN_INFO
+{
+ UCHAR PathId;
+ UCHAR TargetId;
+ UCHAR Lun;
+ BOOLEAN DeviceClaimed;
+ PVOID DeviceObject;
+ struct _SCSI_LUN_INFO *Next;
+ UCHAR InquiryData[INQUIRYDATABUFFERSIZE];
+} SCSI_LUN_INFO, *PSCSI_LUN_INFO;
+
+typedef struct _SCSI_BUS_SCAN_INFO
+{
+ USHORT Length;
+ UCHAR LogicalUnitsCount;
+ UCHAR BusIdentifier;
+ PSCSI_LUN_INFO LunInfo;
+} SCSI_BUS_SCAN_INFO, *PSCSI_BUS_SCAN_INFO;
+
+typedef struct _BUSES_CONFIGURATION_INFORMATION
+{
+ UCHAR NumberOfBuses;
+ PSCSI_BUS_SCAN_INFO BusScanInfo[1];
+} BUSES_CONFIGURATION_INFORMATION, *PBUSES_CONFIGURATION_INFORMATION;
+
+
+typedef struct _SCSI_PORT_INTERRUPT_DATA
+{
+ ULONG Flags; /* Interrupt-time flags */
+ PSCSI_REQUEST_BLOCK_INFO CompletedRequests; /* Linked list of Srb info data */
+ PSCSI_PORT_LUN_EXTENSION CompletedAbort;
+ PSCSI_PORT_LUN_EXTENSION ReadyLun;
+ PHW_TIMER HwScsiTimer;
+ ULONG MiniportTimerValue;
+} SCSI_PORT_INTERRUPT_DATA, *PSCSI_PORT_INTERRUPT_DATA;
+
+
+/* Only for interrupt data saving function */
+typedef struct _SCSI_PORT_SAVE_INTERRUPT
+{
+ PSCSI_PORT_INTERRUPT_DATA InterruptData;
+ struct _SCSI_PORT_DEVICE_EXTENSION *DeviceExtension;
+} SCSI_PORT_SAVE_INTERRUPT, *PSCSI_PORT_SAVE_INTERRUPT;
/*
* SCSI_PORT_DEVICE_EXTENSION
ULONG Length;
ULONG MiniPortExtensionSize;
PPORT_CONFIGURATION_INFORMATION PortConfig;
+ PBUSES_CONFIGURATION_INFORMATION BusesConfig;
+ PVOID NonCachedExtension;
ULONG PortNumber;
- KSPIN_LOCK Lock;
+ LONG ActiveRequestCounter;
+ ULONG SrbFlags;
ULONG Flags;
+ ULONG BusNum;
+ ULONG MaxTargedIds;
+ ULONG MaxLunCount;
+
+ KSPIN_LOCK IrqLock; /* Used when there are 2 irqs */
+ ULONG SequenceNumber; /* Global sequence number for packets */
+ KSPIN_LOCK SpinLock;
PKINTERRUPT Interrupt;
+ PIRP CurrentIrp;
+ ULONG IrpFlags;
SCSI_PORT_TIMER_STATES TimerState;
LONG TimerCount;
- LIST_ENTRY DeviceBaseListHead;
+ KTIMER MiniportTimer;
+ KDPC MiniportTimerDpc;
+
+ PMAPPED_ADDRESS MappedAddressList;
ULONG LunExtensionSize;
- LIST_ENTRY LunExtensionListHead;
+ PSCSI_PORT_LUN_EXTENSION LunExtensionList[LUS_NUMBER];
+
+ SCSI_PORT_INTERRUPT_DATA InterruptData;
+ /* SRB extension stuff*/
ULONG SrbExtensionSize;
+ PVOID SrbExtensionBuffer;
+ PVOID FreeSrbExtensions;
- PIO_SCSI_CAPABILITIES PortCapabilities;
+ /* SRB information */
+ PSCSI_REQUEST_BLOCK_INFO SrbInfo;
+ PSCSI_REQUEST_BLOCK_INFO FreeSrbInfo;
+ ULONG SrbDataCount;
+
+ IO_SCSI_CAPABILITIES PortCapabilities;
PDEVICE_OBJECT DeviceObject;
PCONTROLLER_OBJECT ControllerObject;
+ PHW_INITIALIZE HwInitialize;
PHW_STARTIO HwStartIo;
PHW_INTERRUPT HwInterrupt;
+ PHW_RESET_BUS HwResetBus;
+ PHW_DMA_STARTED HwDmaStarted;
+ PHW_TIMER HwScsiTimer;
+ PSCSI_REQUEST_BLOCK OriginalSrb;
+ SCSI_REQUEST_BLOCK InternalSrb;
+ SENSE_DATA InternalSenseData;
/* DMA related stuff */
PADAPTER_OBJECT AdapterObject;
ULONG MapRegisterCount;
+ BOOLEAN MapBuffers;
+ BOOLEAN MapRegisters;
+ PVOID MapRegisterBase;
+
+ /* Features */
+ BOOLEAN CachesData;
+ BOOLEAN SupportsTaggedQueuing;
+ BOOLEAN SupportsAutoSense;
+ BOOLEAN MultipleReqsPerLun;
+ BOOLEAN ReceiveEvent;
PHYSICAL_ADDRESS PhysicalAddress;
- PVOID VirtualAddress;
- RTL_BITMAP SrbExtensionAllocMap;
- ULONG MaxSrbExtensions;
- ULONG CurrentSrbExtensions;
ULONG CommonBufferLength;
+ ULONG InterruptLevel;
+ ULONG IoAddress;
+
+ BOOLEAN NeedSrbExtensionAlloc;
+ BOOLEAN NeedSrbDataAlloc;
- LIST_ENTRY PendingIrpListHead;
- PIRP NextIrp;
- ULONG PendingIrpCount;
- ULONG ActiveIrpCount;
+ ULONG RequestsNumber;
UCHAR MiniPortDeviceExtension[1]; /* must be the last entry */
} SCSI_PORT_DEVICE_EXTENSION, *PSCSI_PORT_DEVICE_EXTENSION;
-typedef struct _SCSI_PORT_SCAN_ADAPTER
+typedef struct _RESETBUS_PARAMS
{
- KEVENT Event;
- IO_STATUS_BLOCK IoStatusBlock;
- NTSTATUS Status;
- PSCSI_PORT_LUN_EXTENSION LunExtension;
- ULONG Lun;
- ULONG Bus;
- ULONG Target;
- SCSI_REQUEST_BLOCK Srb;
- UCHAR DataBuffer[256];
- BOOL Active;
-} SCSI_PORT_SCAN_ADAPTER, *PSCSI_PORT_SCAN_ADAPTER;
-
-
+ ULONG PathId;
+ PSCSI_PORT_DEVICE_EXTENSION DeviceExtension;
+} RESETBUS_PARAMS, *PRESETBUS_PARAMS;
projects / reactos.git / blobdiff