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NAME    [Toc]    [Back]

     ncv -- NCR 53C500 based SCSI host adapter driver

SYNOPSIS    [Toc]    [Back]

     device ncv
     device scbus

DESCRIPTION    [Toc]    [Back]

     The ncv driver provides access to the SCSI bus connected to an NCR 53C500
     based PC-Card SCSI host adapter or an Adaptec AHA-2920 on the PCI bus.

     The following list of devices are currently supported:

     KME KXLC002 (TAXAN ICD-400PN, etc.), KXLC004, and UJDCD450
     Macnica Miracle SCSI-II mPS110
     Media Intelligent MSC-110, MSC-200
     NEC PC-9801N-J03R
     New Media Corporation BASICS SCSI
     Qlogic Fast SCSI
     RATOC REX-9530, REX-5572 (SCSI only)

DIAGNOSTICS    [Toc]    [Back]

     The following error messages are sometimes returned:

       SCSI BUS RESET failed

     Usually returned when a failure occurs during the bus reset.

       CMD_NOP failed

     No operation or the operation has failed.


     A failure occurred during the DMA read/write operations.

     The ncv driver should return [ENODEV] when any of the previously noted
     failures occur.

SEE ALSO    [Toc]    [Back]

     cardbus, cd(4), da(4), pccard(4), sa(4), scsi(4)

HISTORY    [Toc]    [Back]

     The ncv device driver has been developed for NetBSD pc98 and ported to
     FreeBSD.  The ncv driver first appeared in FreeBSD 2.2 with PAO merged in
     FreeBSD 4.2.  PAO support has since been removed.

AUTHORS    [Toc]    [Back]

     The ncv driver was written by Naofumi Honda.  This manual page was written
 by Tom Rhodes <trhodes@FreeBSD.org> and Noriaki Mitsunaga

FreeBSD 5.2.1		       November 18, 2003		 FreeBSD 5.2.1
[ Back ]
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