diff --git a/share/man/man4/aha.4 b/share/man/man4/aha.4 index f785d3f804f2..b1c0e45215d1 100644 --- a/share/man/man4/aha.4 +++ b/share/man/man4/aha.4 @@ -1,4 +1,4 @@ -.\" $NetBSD: aha.4,v 1.2 1997/02/23 22:20:20 jonathan Exp $ +.\" $NetBSD: aha.4,v 1.3 1997/10/28 03:45:17 mikel Exp $ .\" .\" Copyright (c) 1994 James A. Jegers .\" All rights reserved. @@ -43,21 +43,6 @@ driver provides support for the following SCSI adapters: .It Adaptec AHA-154xCF .It Buslogic BT-54x .El -.Sh BUGS -The -.Nm -driver can not be used on systems with more than 16 megabytes of -memory. -.Pp -Due to the 24 bit addressing limitation of the ISA bus, The SCSI -adapter's onboard DMA controller is unable to access memory with -addresses greater than 16 megabytes. -.Pp -This restriction can be fixed with "bounce buffers", buffers in low -memory which are used whenever data to be transfered to or from the -SCSI adapter is above the 16 megabyte threshold. The data is copied -to the bounce buffer, then copied from the bounce buffer to its -destination. .Sh SEE ALSO .Xr intro 4 , .Xr sd 4 ,