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180 lines
3.7 KiB
C
180 lines
3.7 KiB
C
/*++
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Copyright (C) Microsoft Corporation, 1998 - 1999
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Module Name:
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rbc.h
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Abstract:
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These are the structures and defines used in the Reduced Block Command set
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Authors:
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George Chrysanthakopoulos(georgioc) - April 1998
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Revision History:
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Dan Knudson (DanKn), 23 Sep 1999 - updated per rev 10 of RBC spec
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--*/
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#ifndef _NTRBC_
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#define _NTRBC_
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#include "scsi.h"
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//
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// Command Descriptor Block. encapsulated under the bus/protocol specific request block
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//
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typedef union _CDB_RBC {
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//
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// format unit
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//
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struct _FORMAT_RBC {
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UCHAR OperationCode;
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UCHAR VendorSpecific;
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UCHAR Increment : 1;
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UCHAR Percent_Time : 1;
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UCHAR Reserved1 : 1;
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UCHAR VendorSpecific1 : 5;
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UCHAR Reserved2[2];
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UCHAR Control;
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} FORMAT_RBC, *PFORMAT_RBC;
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//
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// prevent/allow medium removal
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//
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struct _MEDIA_REMOVAL_RBC {
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UCHAR OperationCode;
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UCHAR Reserved[3];
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UCHAR Prevent : 1;
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UCHAR Persistant : 1;
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UCHAR Reserved3 : 6;
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UCHAR Control;
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} MEDIA_REMOVAL_RBC, *PMEDIA_REMOVAL_RBC;
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//
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// START_STOP_UNIT
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//
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struct _START_STOP_RBC {
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UCHAR OperationCode;
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UCHAR Immediate: 1;
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UCHAR Reserved1 : 7;
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UCHAR Reserved2[2];
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UCHAR Start : 1;
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UCHAR LoadEject : 1;
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UCHAR Reserved3 : 2;
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UCHAR PowerConditions : 4;
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UCHAR Control;
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} START_STOP_RBC, *PSTART_STOP_RBC;
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struct _SYNCHRONIZE_CACHE_RBC {
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UCHAR OperationCode; // 0x35
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UCHAR Reserved[8];
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UCHAR Control;
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} SYNCHRONIZE_CACHE_RBC, *PSYNCHRONIZE_CACHE_RBC;
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} CDB_RBC, *PCDB_RBC;
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//
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// START_STOP_UNIT Power Condition descriptions
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//
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#define START_STOP_RBC_POWER_CND_NO_CHANGE 0
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#define START_STOP_RBC_POWER_CND_ACTIVE 1
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#define START_STOP_RBC_POWER_CND_IDLE 2
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#define START_STOP_RBC_POWER_CND_STANDBY 3
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#define START_STOP_RBC_POWER_CND_SLEEP 5
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#define START_STOP_RBC_POWER_CND_DEVICE_CTRL 7
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//
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// Mode Sense/Select page constants.
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//
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#define MODE_PAGE_RBC_DEVICE_PARAMETERS 0x06
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//
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// DeviceType field in inquiry Data
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//
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#define RBC_DEVICE 0x0E
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//
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// Define Device Capabilities page.
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//
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typedef struct _MODE_RBC_DEVICE_PARAMETERS_PAGE {
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UCHAR PageCode : 6;
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UCHAR Reserved : 1;
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UCHAR PageSavable : 1;
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UCHAR PageLength;
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UCHAR WriteCacheDisable : 1;
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UCHAR Reserved1 : 7;
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UCHAR LogicalBlockSize[2];
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UCHAR NumberOfLogicalBlocks[5];
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UCHAR PowerPerformance;
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UCHAR LockDisabled : 1;
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UCHAR FormatDisabled : 1;
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UCHAR WriteDisabled : 1;
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UCHAR ReadDisabled : 1;
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UCHAR Reserved2 : 4;
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UCHAR Reserved3;
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}MODE_RBC_DEVICE_PARAMETERS_PAGE, *PMODE_RBC_DEVICE_PARAMETERS_PAGE;
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typedef struct _MODE_RBC_DEVICE_PARAMETERS_HEADER_AND_PAGE {
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MODE_PARAMETER_HEADER Header;
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MODE_RBC_DEVICE_PARAMETERS_PAGE Page;
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}MODE_RBC_DEVICE_PARAMETERS_HEADER_AND_PAGE,
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*PMODE_RBC_DEVICE_PARAMETERS_HEADER_AND_PAGE;
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//
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// unsolicited status sense code qualifier values
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//
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#define RBC_UNSOLICITED_STATUS 0x02
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#define RBC_UNSOLICITED_SENSE_KEY 0x06
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#define RBC_UNSOLICITED_SC_PWR_STATE_CHNG 0xFF
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#define RBC_UNSOLICITED_SC_EVENT_STATUS 0xFE
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#define RBC_UNSOLICITED_CLASS_ASQ_DEVICE 0x06
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#define RBC_UNSOLICITED_CLASS_ASQ_MEDIA 0x04
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#define RBC_UNSOLICITED_CLASS_ASQ_POWER 0x02
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//
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// Translation routine used to convert SCSI requests that differ from RBC
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//
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NTSTATUS
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Rbc_Scsi_Conversion(
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IN PSCSI_REQUEST_BLOCK Srb,
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IN PSCSI_REQUEST_BLOCK *OriginalSrb,
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IN PMODE_RBC_DEVICE_PARAMETERS_HEADER_AND_PAGE RbcHeaderAndPage,
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IN BOOLEAN OutgoingRequest,
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IN BOOLEAN RemovableMedia
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);
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#endif
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