1.\" $OpenBSD: osiop.4,v 1.9 2009/02/17 22:33:37 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: February 17 2009 $ 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.Cd "osiop0 at mc0 offset 0x47000 ipl 2 " Pq "mvme68k" 37.Cd "osiop0 at pcctwo0 offset 0x47000 ipl 2" Pq "mvme68k/mvme88k" 38.Cd "scsibus* at osiop?" 39.Sh DESCRIPTION 40The 41.Nm 42driver provides support for the 43.Tn Symbios/NCR 4453C710 45.Tn SCSI 46controller chip. 47.Pp 48The 49.Tn Symbios/NCR 5053C700 51.Tn SCSI 52controller is handled by the 53.Xr oosiop 4 54driver, while the 55.Tn Symbios/NCR 5653C8xx 57.Tn PCI 58.Tn SCSI 59host adapters are handled by the 60.Xr siop 4 61driver. 62.Sh CONFIGURATION 63The 64.Nm 65driver supports the following 66.Sy flags 67for use in 68.Xr config 8 69files: 70.Pp 71.Bl -tag -compact -width "bits 8-15:" 72.It bits 0-7 : 73disable disconnect/reselect for the corresponding 74.Tn SCSI 75target 76.It bits 8-15 : 77disable synchronous negotiation for 78.Tn SCSI 79target 80.It bits 16 : 81disable DMA interrupts 82.El 83.Pp 84.Qq Target 85is synonymous with 86.Tn SCSI 87ID number. 88.Pp 89Note that 90.Tn SCSI 91tape drives should be allowed to perform disconnect/reselect or performance 92will suffer. 93.Sh SEE ALSO 94.Xr cd 4 , 95.Xr ch 4 , 96.Xr intro 4 , 97.Xr oosiop 4 , 98.Xr scsi 4 , 99.Xr sd 4 , 100.Xr siop 4 , 101.Xr ss 4 , 102.Xr st 4 , 103.Xr uk 4 104.Pp 105.Pa http://www.lsilogic.com/ 106.Sh HISTORY 107The 108.Nm 109driver first appeared in 110.Nx 1.6 . 111.Pp 112The original 113.Tn NCR 11453C710 115driver appeared in 116.Nx 1.0 117amiga port, and 118.An Izumi Tsutsui Aq tsutsui@ceres.dti.ne.jp 119modified the driver and made it machine-independent. 120