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- Rewrite bus scanning / inquiry handling (was BSODing).

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- Change a way LUN extensions are stored inside DeviceExtension.

svn path=/trunk/; revision=26189
This commit is contained in:
Aleksey Bragin 2007-03-27 21:15:09 +00:00
parent f5af63ddda
commit dfd6a60128
2 changed files with 561 additions and 262 deletions
Download patch file Download diff file Expand all files Collapse all files

47
reactos/drivers/storage/scsiport-new/scsiport_int.h
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@ -16,6 +16,12 @@
#define TAG(A, B, C, D) (ULONG)(((A)<<0) + ((B)<<8) + ((C)<<16) + ((D)<<24))
/* Defines how many logical unit arrays will be in a device extension */
#define LUS_NUMBER 8
/* Flags */
#define SCSI_PORT_SCAN_IN_PROGRESS 0x8000
typedef enum _SCSI_PORT_TIMER_STATES
{
IDETimerIdle,
@ -35,15 +41,21 @@ typedef struct _SCSI_PORT_DEVICE_BASE
ULONG SystemIoBusNumber;
} SCSI_PORT_DEVICE_BASE, *PSCSI_PORT_DEVICE_BASE;
typedef struct _SCSI_REQUEST_BLOCK_INFO
{
LIST_ENTRY Requests;
} SCSI_REQUEST_BLOCK_INFO, *PSCSI_REQUEST_BLOCK_INFO;
typedef struct _SCSI_PORT_LUN_EXTENSION
{
LIST_ENTRY List;
UCHAR PathId;
UCHAR TargetId;
UCHAR Lun;
ULONG Flags;
struct _SCSI_PORT_LUN_EXTENSION *Next;
BOOLEAN DeviceClaimed;
PDEVICE_OBJECT DeviceObject;
@ -51,11 +63,39 @@ typedef struct _SCSI_PORT_LUN_EXTENSION
KDEVICE_QUEUE DeviceQueue;
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;
/*
* SCSI_PORT_DEVICE_EXTENSION
@ -70,6 +110,7 @@ typedef struct _SCSI_PORT_DEVICE_EXTENSION
ULONG Length;
ULONG MiniPortExtensionSize;
PPORT_CONFIGURATION_INFORMATION PortConfig;
PBUSES_CONFIGURATION_INFORMATION BusesConfig;
ULONG PortNumber;
KSPIN_LOCK IrpLock;
@ -84,7 +125,7 @@ typedef struct _SCSI_PORT_DEVICE_EXTENSION
LIST_ENTRY DeviceBaseListHead;
ULONG LunExtensionSize;
LIST_ENTRY LunExtensionListHead;
PSCSI_PORT_LUN_EXTENSION LunExtensionList[LUS_NUMBER];
ULONG SrbExtensionSize;