1.\" $OpenBSD: osiop.4,v 1.14 2014/03/18 22:36:31 miod Exp $ 2.\" $NetBSD: osiop.4,v 1.2 2001/09/22 01:44:55 wiz Exp $ 3.\" 4.\" Copyright (c) 2001 Izumi Tsutsui. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. The name of the author may not be used to endorse or promote products 15.\" derived from this software without specific prior written permission. 16.\" 17.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27.\" 28.Dd $Mdocdate: March 18 2014 $ 29.Dt OSIOP 4 30.Os 31.Sh NAME 32.Nm osiop 33.Nd Symbios/NCR 53C710 SCSI driver 34.Sh SYNOPSIS 35.Cd "osiop* at gsc? irq 9 " Pq "hppa" 36.Sh DESCRIPTION 37The 38.Nm 39driver provides support for the 40.Tn Symbios/NCR 4153C710 42.Tn SCSI 43controller chip. 44.Pp 45The 46.Tn Symbios/NCR 4753C700 48.Tn SCSI 49controller is handled by the 50.Xr oosiop 4 51driver, while the 52.Tn Symbios/NCR 5353C8xx 54.Tn PCI 55.Tn SCSI 56host adapters are handled by the 57.Xr siop 4 58driver. 59.Sh CONFIGURATION 60The 61.Nm 62driver supports the following 63.Sy flags 64for use in 65.Xr config 8 66files: 67.Pp 68.Bl -tag -compact -width "bits 8-15:" 69.It bits 0-7 : 70disable disconnect/reselect for the corresponding 71.Tn SCSI 72target 73.It bits 8-15 : 74disable synchronous negotiation for 75.Tn SCSI 76target 77.It bits 16 : 78disable DMA interrupts 79.El 80.Pp 81.Qq Target 82is synonymous with 83.Tn SCSI 84ID number. 85.Pp 86Note that 87.Tn SCSI 88tape drives should be allowed to perform disconnect/reselect or performance 89will suffer. 90.Sh SEE ALSO 91.Xr cd 4 , 92.Xr ch 4 , 93.Xr intro 4 , 94.Xr oosiop 4 , 95.Xr scsi 4 , 96.Xr sd 4 , 97.Xr siop 4 , 98.Xr st 4 , 99.Xr uk 4 100.Pp 101.Lk http://www.lsilogic.com/ 102.Sh HISTORY 103The 104.Nm 105driver first appeared in 106.Nx 1.6 . 107.Pp 108The original 109.Tn NCR 11053C710 111driver appeared in 112.Nx 1.0 113amiga port, and 114.An Izumi Tsutsui Aq Mt tsutsui@ceres.dti.ne.jp 115modified the driver and made it machine-independent. 116