ahb.4 (122346) | ahb.4 (131570) |
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1.\" 2.\" Copyright (c) 1994 Wilko Bulte 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright --- 10 unchanged lines hidden (view full) --- 19.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" | 1.\" 2.\" Copyright (c) 1994 Wilko Bulte 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright --- 10 unchanged lines hidden (view full) --- 19.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" |
27.\" $FreeBSD: head/share/man/man4/ahb.4 122346 2003-11-09 01:52:13Z imp $ | 27.\" $FreeBSD: head/share/man/man4/ahb.4 131570 2004-07-04 14:17:41Z simon $ |
28.\" | 28.\" |
29.Dd October 15, 1998 | 29.Dd July 4, 2004 |
30.Dt AHB 4 31.Os 32.Sh NAME 33.Nm ahb 34.Nd Adaptec EISA SCSI host adapter driver 35.Sh SYNOPSIS 36.Cd device ahb 37.Cd device scbus 38.Sh DESCRIPTION 39This driver provides access to the 40.Tn SCSI 41bus connected to an Adaptec | 30.Dt AHB 4 31.Os 32.Sh NAME 33.Nm ahb 34.Nd Adaptec EISA SCSI host adapter driver 35.Sh SYNOPSIS 36.Cd device ahb 37.Cd device scbus 38.Sh DESCRIPTION 39This driver provides access to the 40.Tn SCSI 41bus connected to an Adaptec |
42AHA-1740, AHA-1742, AHA-1740A, AHA-1742A host adapters in | 42AHA-174X host adapters in |
43.Dq Em enhanced 44mode. 45Tagged queueing and synchronous SCSI transfers are supported. | 43.Dq Em enhanced 44mode. 45Tagged queueing and synchronous SCSI transfers are supported. |
46.Sh HARDWARE 47The 48.Nm 49driver supports the following SCSI host adapters: 50.Pp 51.Bl -bullet -compact 52.It 53Adaptec AHA-1740 54.It 55Adaptec AHA-1742 56.It 57Adaptec AHA-1740A 58.It 59Adaptec AHA-1742A 60.El |
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46.Sh CAVEATS 47The Adaptec 174X is very sensitive to SCSI bus termination and cable 48length. 49It may also have difficulties operating with some modern devices 50that, due to their speed, expose timing problems in the controller. 51There are no known mechanisms for working around device incompatibilities of 52this nature. 53.Sh SEE ALSO --- 12 unchanged lines hidden --- | 61.Sh CAVEATS 62The Adaptec 174X is very sensitive to SCSI bus termination and cable 63length. 64It may also have difficulties operating with some modern devices 65that, due to their speed, expose timing problems in the controller. 66There are no known mechanisms for working around device incompatibilities of 67this nature. 68.Sh SEE ALSO --- 12 unchanged lines hidden --- |