diff options
| author | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 15:32:58 -0400 |
|---|---|---|
| committer | Jacob McDonnell <jacob@jacobmcdonnell.com> | 2026-04-25 15:32:58 -0400 |
| commit | 5cb84ec742fd33f78c8022863fadaa8d0d93e176 (patch) | |
| tree | 1a81ca3665e6153923e40db7b0d988f8573ab59c /static/netbsd/man4/man4.amiga/fdc.4 | |
| parent | a59214f344567c037d5776879bcfc5fcc1d4d5f6 (diff) | |
feat: Added NetBSD man pages
Diffstat (limited to 'static/netbsd/man4/man4.amiga/fdc.4')
| -rw-r--r-- | static/netbsd/man4/man4.amiga/fdc.4 | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/static/netbsd/man4/man4.amiga/fdc.4 b/static/netbsd/man4/man4.amiga/fdc.4 new file mode 100644 index 00000000..d7f3efa3 --- /dev/null +++ b/static/netbsd/man4/man4.amiga/fdc.4 @@ -0,0 +1,79 @@ +.\" $NetBSD: fdc.4,v 1.9 2017/02/17 22:24:46 christos Exp $ +.\" +.\" Copyright (c) 1998 The NetBSD Foundation, Inc. +.\" All rights reserved. +.\" +.\" This code is derived from software contributed to The NetBSD Foundation +.\" by Klaus J. Klein. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS +.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS +.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +.\" POSSIBILITY OF SUCH DAMAGE. +.\" +.Dd February 17, 2017 +.Dt FDC 4 amiga +.Os +.Sh NAME +.Nm fdc +.Nd Amiga custom chip floppy disk controller device +.Sh SYNOPSIS +.Cd "fdc0 at mainbus0" +.Cd "fd* at fdc? unit ?" +.Sh DESCRIPTION +The +.Nm +device driver provides support for the mainboard floppy disk controller and +floppy disk drives on Amiga systems. +.Pp +The driver supports the following floppy diskette formats by using +particular partitions: +.Bl -tag -width Dv -offset indent -compact +.It "880KB " "3.5-inch " 11 sectors/track (``Amiga'') (a) +.It "1.76MB" "3.5-inch " 22 sectors/track (``Amiga'') (a) +.It "880KB " "5.25-inch" 11 sectors/track (``Amiga'') (a) +.It "720KB " "3.5-inch " 9 sectors/track (``MS-DOS'') (b) +.It "1.44MB" "3.5-inch " 18 sectors/track (``MS-DOS'') (b) +.It "720KB " "5.25-inch" 9 sectors/track (``MS-DOS'') (b) +.El +On systems equipped with floppy disk drives capable of using high-density +floppy diskettes, +the driver automatically detects whether the inserted floppy diskette is +either a double-density or a high-density medium. +.Sh DIAGNOSTICS +.Bl -diag +.It "fdc: unable to allocate DMA buffer" +The driver found the controller, but was unable to allocate the +amount of chip memory required for its DMA buffers. +.El +.Sh SEE ALSO +.Xr fdformat 1 , +.Xr amiga/autoconf 4 +.Sh BUGS +In order to detect a floppy disk drive's capability of using high-density +media, a high-density diskette has to be inserted for the duration of the +autoconfiguration phase of the drive. +.Pp +The +.Nm +driver supports neither the +.Xr fdformat 1 +facility nor the +.In sys/fdio.h +interface. |
