URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [doc/] [html/] [ref/] [baudrate-command.html] - Blame information for rev 579

Go to most recent revision | Details | Compare with Previous | View Log


<!-- Copyright (C) 2003 Red Hat, Inc.                                -->
<!-- This material may be distributed only subject to the terms      -->
<!-- and conditions set forth in the Open Publication License, v1.0  -->
<!-- or later (the latest version is presently available at          -->
<!-- http://www.opencontent.org/openpub/).                           -->
<!-- Distribution of the work or derivative of the work in any       -->
<!-- standard (paper) book form is prohibited unless prior           -->
<!-- permission is obtained from the copyright holder.               -->
<HTML
><HEAD
><TITLE
>baudrate</TITLE
><meta name="MSSmartTagsPreventParsing" content="TRUE">
<META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+
"><LINK
REL="HOME"
TITLE="eCos Reference Manual"
HREF="ecos-ref.html"><LINK
REL="UP"
TITLE="Common Commands"
HREF="common-commands.html"><LINK
REL="PREVIOUS"
TITLE="alias"
HREF="alias-command.html"><LINK
REL="NEXT"
TITLE="cache"
HREF="cache-command.html"></HEAD
><BODY
CLASS="REFENTRY"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>eCos Reference Manual</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="alias-command.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="cache-command.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="BAUDRATE-COMMAND">baudrate</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN2995"
></A
><H2
>Name</H2
>baudrate&nbsp;--&nbsp;Set the baud rate for the system serial console</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN2998"><H2
>Synopsis</H2
><P
><B
CLASS="COMMAND"
>baudrate</B
>  [-b<TT
CLASS="REPLACEABLE"
><I
> rate</I
></TT
>]</P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3003"
></A
><H2
>Arguments</H2
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN3005"><P
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><THEAD
><TR
><TH
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>Name</TH
><TH
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>Type</TH
><TH
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>Description</TH
><TH
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>Default</TH
></TR
></THEAD
><TBODY
><TR
><TD
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>-b <TT
CLASS="REPLACEABLE"
><I
>rate</I
></TT
></TD
><TD
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>Number</TD
><TD
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
>The baud rate to use for the serial console.</TD
><TD
WIDTH="25%"
ALIGN="LEFT"
VALIGN="TOP"
><SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>none</I
></SPAN
></TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3025"
></A
><H2
>Description</H2
><P
>The <B
CLASS="COMMAND"
>baudrate</B
> command sets the baud rate for the system serial console.
      </P
><P
>If no value is provided, then the current value of the console baud rate is displayed.
      </P
><P
>If the system supports non-volatile configuration data via the
<B
CLASS="COMMAND"
>fconfig</B
> command (see <A
HREF="persistent-state-flash.html"
>the Section called <I
>Persistent State Flash-based Configuration and Control</I
> in Chapter 2</A
>),
then the value will be saved and used when the system is reset.
      </P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN3033"
></A
><H2
>Examples</H2
><P
>Show the current baud rate.
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>
RedBoot&#62; <TT
CLASS="USERINPUT"
><B
>baudrate</B
></TT
>
Baud rate = 38400</PRE
></TD
></TR
></TABLE
> </P
><P
>Change the console baud rate.  In order to make this operation safer,
there will be a slight pause after the
first message to give you time to change to the new baud rate.
If it doesn't work, or a less than affirmative answer is given to the
"continue" prompt, then the baud rate will revert to the current value.
Only after the baud rate has been firmly established will <SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>RedBoot</I
></SPAN
>
give you an opportunity to save the value in persistent storage.
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
>
RedBoot&#62; <TT
CLASS="USERINPUT"
><B
>baudrate -b 57600</B
></TT
>
Baud rate will be changed to 57600 - update your settings
<SPAN
CLASS="emphasis"
><I
CLASS="EMPHASIS"
>Device baud rate changed at this point</I
></SPAN
>
Baud rate changed to 57600 - continue (y/n)? y
Update RedBoot non-volatile configuration - continue (y/n)? n</PRE
></TD
></TR
></TABLE
>
      </P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="alias-command.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ecos-ref.html"
ACCESSKEY="H"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="cache-command.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>alias</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="common-commands.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>cache</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>

Line No.	Rev	Author	Line
1	28	unneback	`<!-- Copyright (C) 2003 Red Hat, Inc. -->`
2			`<!-- This material may be distributed only subject to the terms -->`
3			`<!-- and conditions set forth in the Open Publication License, v1.0 -->`
4			`<!-- or later (the latest version is presently available at -->`
5			`<!-- http://www.opencontent.org/openpub/). -->`
6			`<!-- Distribution of the work or derivative of the work in any -->`
7			`<!-- standard (paper) book form is prohibited unless prior -->`
8			`<!-- permission is obtained from the copyright holder. -->`
9			`<HTML`
10			`><HEAD`
11			`><TITLE`
12			`>baudrate</TITLE`
13			`><meta name="MSSmartTagsPreventParsing" content="TRUE">`
14			`<META`
15			`NAME="GENERATOR"`
16			`CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+`
17			`"><LINK`
18			`REL="HOME"`
19			`TITLE="eCos Reference Manual"`
20			`HREF="ecos-ref.html"><LINK`
21			`REL="UP"`
22			`TITLE="Common Commands"`
23			`HREF="common-commands.html"><LINK`
24			`REL="PREVIOUS"`
25			`TITLE="alias"`
26			`HREF="alias-command.html"><LINK`
27			`REL="NEXT"`
28			`TITLE="cache"`
29			`HREF="cache-command.html"></HEAD`
30			`><BODY`
31			`CLASS="REFENTRY"`
32			`BGCOLOR="#FFFFFF"`
33			`TEXT="#000000"`
34			`LINK="#0000FF"`
35			`VLINK="#840084"`
36			`ALINK="#0000FF"`
37			`><DIV`
38			`CLASS="NAVHEADER"`
39			`><TABLE`
40			`SUMMARY="Header navigation table"`
41			`WIDTH="100%"`
42			`BORDER="0"`
43			`CELLPADDING="0"`
44			`CELLSPACING="0"`
45			`><TR`
46			`><TH`
47			`COLSPAN="3"`
48			`ALIGN="center"`
49			`>eCos Reference Manual</TH`
50			`></TR`
51			`><TR`
52			`><TD`
53			`WIDTH="10%"`
54			`ALIGN="left"`
55			`VALIGN="bottom"`
56			`><A`
57			`HREF="alias-command.html"`
58			`ACCESSKEY="P"`
59			`>Prev</A`
60			`></TD`
61			`><TD`
62			`WIDTH="80%"`
63			`ALIGN="center"`
64			`VALIGN="bottom"`
65			`></TD`
66			`><TD`
67			`WIDTH="10%"`
68			`ALIGN="right"`
69			`VALIGN="bottom"`
70			`><A`
71			`HREF="cache-command.html"`
72			`ACCESSKEY="N"`
73			`>Next</A`
74			`></TD`
75			`></TR`
76			`></TABLE`
77			`><HR`
78			`ALIGN="LEFT"`
79			`WIDTH="100%"></DIV`
80			`><H1`
81			`><A`
82			`NAME="BAUDRATE-COMMAND">baudrate</H1`
83			`><DIV`
84			`CLASS="REFNAMEDIV"`
85			`><A`
86			`NAME="AEN2995"`
87			`></A`
88			`><H2`
89			`>Name</H2`
90			`>baudrate -- Set the baud rate for the system serial console</DIV`
91			`><DIV`
92			`CLASS="REFSYNOPSISDIV"`
93			`><A`
94			`NAME="AEN2998"><H2`
95			`>Synopsis</H2`
96			`><P`
97			`><B`
98			`CLASS="COMMAND"`
99			`>baudrate</B`
100			`> [-b<TT`
101			`CLASS="REPLACEABLE"`
102			`><I`
103			`> rate</I`
104			`></TT`
105			`>]</P`
106			`></DIV`
107			`><DIV`
108			`CLASS="REFSECT1"`
109			`><A`
110			`NAME="AEN3003"`
111			`></A`
112			`><H2`
113			`>Arguments</H2`
114			`><DIV`
115			`CLASS="INFORMALTABLE"`
116			`><A`
117			`NAME="AEN3005"><P`
118			`></P`
119			`><TABLE`
120			`BORDER="1"`
121			`CLASS="CALSTABLE"`
122			`><THEAD`
123			`><TR`
124			`><TH`
125			`WIDTH="25%"`
126			`ALIGN="LEFT"`
127			`VALIGN="TOP"`
128			`>Name</TH`
129			`><TH`
130			`WIDTH="25%"`
131			`ALIGN="LEFT"`
132			`VALIGN="TOP"`
133			`>Type</TH`
134			`><TH`
135			`WIDTH="25%"`
136			`ALIGN="LEFT"`
137			`VALIGN="TOP"`
138			`>Description</TH`
139			`><TH`
140			`WIDTH="25%"`
141			`ALIGN="LEFT"`
142			`VALIGN="TOP"`
143			`>Default</TH`
144			`></TR`
145			`></THEAD`
146			`><TBODY`
147			`><TR`
148			`><TD`
149			`WIDTH="25%"`
150			`ALIGN="LEFT"`
151			`VALIGN="TOP"`
152			`>-b <TT`
153			`CLASS="REPLACEABLE"`
154			`><I`
155			`>rate</I`
156			`></TT`
157			`></TD`
158			`><TD`
159			`WIDTH="25%"`
160			`ALIGN="LEFT"`
161			`VALIGN="TOP"`
162			`>Number</TD`
163			`><TD`
164			`WIDTH="25%"`
165			`ALIGN="LEFT"`
166			`VALIGN="TOP"`
167			`>The baud rate to use for the serial console.</TD`
168			`><TD`
169			`WIDTH="25%"`
170			`ALIGN="LEFT"`
171			`VALIGN="TOP"`
172			`><SPAN`
173			`CLASS="emphasis"`
174			`><I`
175			`CLASS="EMPHASIS"`
176			`>none</I`
177			`></SPAN`
178			`></TD`
179			`></TR`
180			`></TBODY`
181			`></TABLE`
182			`><P`
183			`></P`
184			`></DIV`
185			`></DIV`
186			`><DIV`
187			`CLASS="REFSECT1"`
188			`><A`
189			`NAME="AEN3025"`
190			`></A`
191			`><H2`
192			`>Description</H2`
193			`><P`
194			`>The <B`
195			`CLASS="COMMAND"`
196			`>baudrate</B`
197			`> command sets the baud rate for the system serial console.`
198			`</P`
199			`><P`
200			`>If no value is provided, then the current value of the console baud rate is displayed.`
201			`</P`
202			`><P`
203			`>If the system supports non-volatile configuration data via the`
204			`<B`
205			`CLASS="COMMAND"`
206			`>fconfig</B`
207			`> command (see <A`
208			`HREF="persistent-state-flash.html"`
209			`>the Section called <I`
210			`>Persistent State Flash-based Configuration and Control</I`
211			`> in Chapter 2</A`
212			`>),`
213			`then the value will be saved and used when the system is reset.`
214			`</P`
215			`></DIV`
216			`><DIV`
217			`CLASS="REFSECT1"`
218			`><A`
219			`NAME="AEN3033"`
220			`></A`
221			`><H2`
222			`>Examples</H2`
223			`><P`
224			`>Show the current baud rate.`
225			`<TABLE`
226			`BORDER="5"`
227			`BGCOLOR="#E0E0F0"`
228			`WIDTH="70%"`
229			`><TR`
230			`><TD`
231			`><PRE`
232			`CLASS="SCREEN"`
233			`>`
234			`RedBoot> <TT`
235			`CLASS="USERINPUT"`
236			`><B`
237			`>baudrate</B`
238			`></TT`
239			`>`
240			`Baud rate = 38400</PRE`
241			`></TD`
242			`></TR`
243			`></TABLE`
244			`> </P`
245			`><P`
246			`>Change the console baud rate. In order to make this operation safer,`
247			`there will be a slight pause after the`
248			`first message to give you time to change to the new baud rate.`
249			`If it doesn't work, or a less than affirmative answer is given to the`
250			`"continue" prompt, then the baud rate will revert to the current value.`
251			`Only after the baud rate has been firmly established will <SPAN`
252			`CLASS="emphasis"`
253			`><I`
254			`CLASS="EMPHASIS"`
255			`>RedBoot</I`
256			`></SPAN`
257			`>`
258			`give you an opportunity to save the value in persistent storage.`
259			`<TABLE`
260			`BORDER="5"`
261			`BGCOLOR="#E0E0F0"`
262			`WIDTH="70%"`
263			`><TR`
264			`><TD`
265			`><PRE`
266			`CLASS="SCREEN"`
267			`>`
268			`RedBoot> <TT`
269			`CLASS="USERINPUT"`
270			`><B`
271			`>baudrate -b 57600</B`
272			`></TT`
273			`>`
274			`Baud rate will be changed to 57600 - update your settings`
275			`<SPAN`
276			`CLASS="emphasis"`
277			`><I`
278			`CLASS="EMPHASIS"`
279			`>Device baud rate changed at this point</I`
280			`></SPAN`
281			`>`
282			`Baud rate changed to 57600 - continue (y/n)? y`
283			`Update RedBoot non-volatile configuration - continue (y/n)? n</PRE`
284			`></TD`
285			`></TR`
286			`></TABLE`
287			`>`
288			`</P`
289			`></DIV`
290			`><DIV`
291			`CLASS="NAVFOOTER"`
292			`><HR`
293			`ALIGN="LEFT"`
294			`WIDTH="100%"><TABLE`
295			`SUMMARY="Footer navigation table"`
296			`WIDTH="100%"`
297			`BORDER="0"`
298			`CELLPADDING="0"`
299			`CELLSPACING="0"`
300			`><TR`
301			`><TD`
302			`WIDTH="33%"`
303			`ALIGN="left"`
304			`VALIGN="top"`
305			`><A`
306			`HREF="alias-command.html"`
307			`ACCESSKEY="P"`
308			`>Prev</A`
309			`></TD`
310			`><TD`
311			`WIDTH="34%"`
312			`ALIGN="center"`
313			`VALIGN="top"`
314			`><A`
315			`HREF="ecos-ref.html"`
316			`ACCESSKEY="H"`
317			`>Home</A`
318			`></TD`
319			`><TD`
320			`WIDTH="33%"`
321			`ALIGN="right"`
322			`VALIGN="top"`
323			`><A`
324			`HREF="cache-command.html"`
325			`ACCESSKEY="N"`
326			`>Next</A`
327			`></TD`
328			`></TR`
329			`><TR`
330			`><TD`
331			`WIDTH="33%"`
332			`ALIGN="left"`
333			`VALIGN="top"`
334			`>alias</TD`
335			`><TD`
336			`WIDTH="34%"`
337			`ALIGN="center"`
338			`VALIGN="top"`
339			`><A`
340			`HREF="common-commands.html"`
341			`ACCESSKEY="U"`
342			`>Up</A`
343			`></TD`
344			`><TD`
345			`WIDTH="33%"`
346			`ALIGN="right"`
347			`VALIGN="top"`
348			`>cache</TD`
349			`></TR`
350			`></TABLE`
351			`></DIV`
352			`></BODY`
353			`></HTML`
354			`>`

Browse

Tools

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [doc/] [html/] [ref/] [baudrate-command.html] - Blame information for rev 579