ncv(4)
NAME
ncv - NCR 53C500 based SCSI host adapter driver
SYNOPSIS
device ncv device scbus
DESCRIPTION
- 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.
HARDWARE
- The following devices are currently supported by the ncv
- driver:
- +o I-O DATA PCSC-DV
+o KME KXLC002 (TAXAN ICD-400PN, etc.), KXLC004, and UJD - CD450
+o Macnica Miracle SCSI-II mPS110
+o Media Intelligent MSC-110, MSC-200
+o NEC PC-9801N-J03R
+o New Media Corporation BASICS SCSI
+o Qlogic Fast SCSI
+o RATOC REX-9530, REX-5572 (SCSI only)
DIAGNOSTICS
The following error messages are sometimes returned:
- SCSI BUS RESET failed Usually returned when a failure oc
- curs during the
bus reset. - CMD_NOP failed No operation or the operation has failed.
- CMD_NOP|CMD_DMA A failure occurred during the DMA
- read/write operations.
- The ncv driver should return [ENODEV] when any of the previ
- ously noted
failures occur.
SEE ALSO
cardbus(4), cd(4), da(4), pccard(4), sa(4), scsi(4)
HISTORY
- 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 and
merged in FreeBSD 4.2.
AUTHORS
- The ncv driver was written by Naofumi Honda. This manual
- page was written by Tom Rhodes <trhodes@FreeBSD.org> and Noriaki Mitsuna
- ga
<non@FreeBSD.org>. - BSD August 10, 2004