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diff --git a/static/netbsd/man4/man4.evbarm/intro.4 b/static/netbsd/man4/man4.evbarm/intro.4 new file mode 100644 index 00000000..de5e71d1 --- /dev/null +++ b/static/netbsd/man4/man4.evbarm/intro.4 @@ -0,0 +1,101 @@ +.\" $NetBSD: intro.4,v 1.6 2020/05/27 13:49:16 nia Exp $ +.\" +.\" Copyright (c) 2003 ARM Ltd +.\" All rights reserved. +.\" +.\" 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. +.\" 3. The name of the company may not be used to endorse or promote +.\" products derived from this software without specific prior written +.\" permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY ARM LTD ``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 ARM LTD +.\" 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 May 27, 2020 +.Dt INTRO 4 evbarm +.Os +.Sh NAME +.Nm intro +.Nd introduction to evbarm special files and hardware support +.Sh DESCRIPTION +The evbarm port is really a collection of ports of +.Nx +to a range of development and evaluation boards based on the ARM Architecture. +.Pp +This section describes the supported boards, the special files, +related driver functions, and networking support available in each system. +In this part of the manual, the +.Tn SYNOPSIS +section of +each configurable device gives a sample specification +for use in constructing a system description for the +.Xr config 1 +program. +The +.Tn DIAGNOSTICS +section lists messages which may appear on the console +and/or in the system error log +.Pa /var/log/messages +due to errors in device operation; +see +.Xr syslogd 8 +for more information. +.Pp +This section contains both devices +which may be configured into the system +and network related information. +The networking support is introduced in +.Xr netintro 4 . +.Sh DEVICE SUPPORT +This section describes some of the hardware supported on the various boards. +Software support for these devices comes in two forms. +A hardware +device may be supported with a character or block +.Em device driver , +or it may be used within the networking subsystem and have a +.Em network interface driver . +Block and character devices are accessed through files in the file +system of a special type; see +.Xr mknod 8 . +Network interfaces are indirectly accessed through the interprocess +communication facilities provided by the system; see +.Xr socket 2 . +.Pp +A hardware device is identified to the system at configuration time +and the appropriate device or network interface driver is then compiled +into the system. +When the resultant system is booted, the +autoconfiguration facilities in the system probe for the device +and, if found, enable the software support for it. +If a device does not respond at autoconfiguration +time it is not accessible at any time afterwards. +To enable a device which did not autoconfigure, +the system must be rebooted. +.Pp +The autoconfiguration system is described in +.Xr autoconf 4 . +.Sh SEE ALSO +.Xr config 1 , +.Xr autoconf 4 +.Sh HISTORY +The +.Tn evbarm +.Nm intro +appeared in +.Nx 2.0 . |
