diff options
Diffstat (limited to 'static/freebsd/man4/dcons.4 3.html')
| -rw-r--r-- | static/freebsd/man4/dcons.4 3.html | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/static/freebsd/man4/dcons.4 3.html b/static/freebsd/man4/dcons.4 3.html new file mode 100644 index 00000000..cca97d5a --- /dev/null +++ b/static/freebsd/man4/dcons.4 3.html @@ -0,0 +1,93 @@ +<table class="head"> + <tr> + <td class="head-ltitle">DCONS(4)</td> + <td class="head-vol">Device Drivers Manual</td> + <td class="head-rtitle">DCONS(4)</td> + </tr> +</table> +<div class="manual-text"> +<section class="Sh"> +<h1 class="Sh" id="NAME"><a class="permalink" href="#NAME">NAME</a></h1> +<p class="Pp"><code class="Nm">dcons</code> — <span class="Nd">dumb + console device driver</span></p> +</section> +<section class="Sh"> +<h1 class="Sh" id="SYNOPSIS"><a class="permalink" href="#SYNOPSIS">SYNOPSIS</a></h1> +<p class="Pp">To compile this driver into the kernel, place the following lines + in your kernel configuration file:</p> +<div class="Bd Pp Bd-indent"><code class="Cd">options GDB</code> +<br/> +<code class="Cd">device firewire</code> +<br/> +<code class="Cd">device dcons</code></div> +<p class="Pp">Alternatively, to load the driver as a module at boot time, place + the following line in your kernel configuration file:</p> +<div class="Bd Pp Bd-indent"><code class="Cd">options GDB</code></div> +<p class="Pp">and in <a class="Xr">loader.conf(5)</a>:</p> +<div class="Bd Pp Bd-indent">dcons_load="YES"</div> +</section> +<section class="Sh"> +<h1 class="Sh" id="DESCRIPTION"><a class="permalink" href="#DESCRIPTION">DESCRIPTION</a></h1> +<p class="Pp">The <code class="Nm">dcons</code> device is a simple console + device which just reads from and writes to an allocated buffer for input and + output respectively. It is of no use by itself and it is supposed that the + buffer is accessed via a bus like <a class="Xr">firewire(4)</a> or + <a class="Xr">kvm(3)</a> for interaction.</p> +<p class="Pp">The buffer consists of 4 channels. There are 2 ports, one for the + console TTY and another is GDB port, then each port has an input channel and + an output channel.</p> +</section> +<section class="Sh"> +<h1 class="Sh" id="FILES"><a class="permalink" href="#FILES">FILES</a></h1> +<dl class="Bl-tag Bl-compact"> + <dt><span class="Pa">/dev/dcons</span></dt> + <dd style="width: auto;"> </dd> + <dt><span class="Pa">/etc/ttys</span></dt> + <dd style="width: auto;"> </dd> +</dl> +</section> +<section class="Sh"> +<h1 class="Sh" id="EXAMPLES"><a class="permalink" href="#EXAMPLES">EXAMPLES</a></h1> +<p class="Pp">If you want to run <a class="Xr">getty(8)</a> on + <code class="Nm">dcons</code>, insert the following line into + <a class="Xr">ttys(5)</a> and send a <code class="Dv">HUP</code> signal to + <a class="Xr">init(8)</a> using <a class="Xr">kill(1)</a>.</p> +<div class="Bd Pp Bd-indent Li"> +<pre>dcons "/usr/libexec/getty std.115200" vt100 on secure</pre> +</div> +<p class="Pp">Once the <a class="Xr">fwohci(4)</a> device is initialized to + allow physical access, the buffer can be accessed from another host via a + <a class="Xr">firewire(4)</a> bus using the <a class="Xr">dconschat(8)</a> + application. See <a class="Xr">dconschat(8)</a> for more details.</p> +<p class="Pp">If you want to use <code class="Nm">dcons</code> as a + <a class="Xr">gdb(1)</a> (<span class="Pa">ports/devel/gdb</span>) port, add + the following line into <a class="Xr">loader.conf(5)</a>:</p> +<div class="Bd Pp Bd-indent Li"> +<pre>dcons_gdb="1"</pre> +</div> +</section> +<section class="Sh"> +<h1 class="Sh" id="SEE_ALSO"><a class="permalink" href="#SEE_ALSO">SEE + ALSO</a></h1> +<p class="Pp"><a class="Xr">dcons_crom(4)</a>, <a class="Xr">ddb(4)</a>, + <a class="Xr">firewire(4)</a>, <a class="Xr">fwohci(4)</a>, + <a class="Xr">gdb(4)</a>, <a class="Xr">ttys(5)</a>, + <a class="Xr">conscontrol(8)</a>, <a class="Xr">dconschat(8)</a>, + <a class="Xr">fwcontrol(8)</a></p> +</section> +<section class="Sh"> +<h1 class="Sh" id="AUTHORS"><a class="permalink" href="#AUTHORS">AUTHORS</a></h1> +<p class="Pp"><span class="An">Hidetoshi Shimokawa</span> + <<a class="Mt" href="mailto:simokawa@FreeBSD.org">simokawa@FreeBSD.org</a>></p> +</section> +<section class="Sh"> +<h1 class="Sh" id="BUGS"><a class="permalink" href="#BUGS">BUGS</a></h1> +<p class="Pp">This driver is currently under development.</p> +</section> +</div> +<table class="foot"> + <tr> + <td class="foot-date">January 26, 2008</td> + <td class="foot-os">FreeBSD 15.0</td> + </tr> +</table> |