URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [doc/] [html/] [ref/] [e7t.html] - Rev 598
Go to most recent revision | Compare with Previous | Blame | 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
>ARM/ARM7 ARM Evaluator7T</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="Installation and Testing"
HREF="installation-and-testing.html"><LINK
REL="PREVIOUS"
TITLE="Installation and Testing"
HREF="installation-and-testing.html"><LINK
REL="NEXT"
TITLE="ARM/ARM7+ARM9 ARM Integrator"
HREF="integrator.html"></HEAD
><BODY
CLASS="SECT1"
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="installation-and-testing.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
>Chapter 5. Installation and Testing</TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="integrator.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="E7T">ARM/ARM7 ARM Evaluator7T</H1
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5055">Overview</H2
><P
>RedBoot supports
both serial ports for communication and downloads. The default serial port
settings are 38400,8,N,1.</P
><P
>The following RedBoot configurations are supported:
<DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN5065"><P
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><THEAD
><TR
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Configuration</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Mode</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Description</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>File</TH
></TR
></THEAD
><TBODY
><TR
><TD
ALIGN="LEFT"
VALIGN="TOP"
>ROM</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>[ROM]</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>RedBoot running from flash address 0x20000, with
ARM Boot Monitor in flash boot sector.</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>redboot_ROMA.ecm</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5079">Initial Installation</H2
><P
>RedBoot is installed using the on-board boot environment. See the user
manual for full details.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5082">Quick download instructions</H2
><P
>Here are quick start instructions for downloading the prebuilt Redboot
image:</P
><P
></P
><UL
><LI
><P
>Boot the board and press ENTER:</P
><TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> ARM Evaluator7T Boot Monitor PreRelease 1.00
Press ENTER within 2 seconds to stop autoboot
Boot: </PRE
></TD
></TR
></TABLE
></LI
><LI
><P
>Erase the part of the flash where RedBoot will get programmed:</P
><TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> Boot: <TT
CLASS="USERINPUT"
><B
>flasherase 01820000 10000</B
></TT
></PRE
></TD
></TR
></TABLE
></LI
><LI
><P
>Prepare to download the UU-encoded version of the RedBoot
image:</P
><TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> Boot: <TT
CLASS="USERINPUT"
><B
>download 10000</B
></TT
>
Ready to download. Use 'transmit' option on terminal emulator to download file.</PRE
></TD
></TR
></TABLE
></LI
><LI
><P
>Either use ASCII transmit option in the terminal emulator,
or on Linux, simply cat the file to the serial port:<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> $ <TT
CLASS="USERINPUT"
><B
>cat redboot.UU > /dev/ttyS0</B
></TT
></PRE
></TD
></TR
></TABLE
>When complete, you should
see:<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> Loaded file redboot.bin at address 000100000, size = 41960
Boot:</PRE
></TD
></TR
></TABLE
></P
></LI
><LI
><P
>Program the flash:<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> Boot: <TT
CLASS="USERINPUT"
><B
>flashwrite 01820000 10000 10000</B
></TT
></PRE
></TD
></TR
></TABLE
></P
></LI
><LI
><P
>And verify that the module is available:<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="SCREEN"
> Boot: <TT
CLASS="USERINPUT"
><B
>rommodules</B
></TT
>
Header Base Limit
018057c8 01800000 018059e7 BootStrapLoader v1.0 Apr 27 2000 10:33:58
01828f24 01820000 0182a3e8 RedBoot Apr 5 2001</PRE
></TD
></TR
></TABLE
></P
></LI
><LI
><P
>Reboot the board and you should see the RedBoot banner.</P
></LI
></UL
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5112">Special RedBoot Commands</H2
><P
>None.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5115">Memory Maps</H2
><P
>RedBoot sets up the following memory map on the E7T board. <DIV
CLASS="NOTE"
><BLOCKQUOTE
CLASS="NOTE"
><P
><B
>NOTE: </B
>The virtual memory maps in this section use a C and B column to indicate
whether or not the region is cached (C) or buffered (B).</P
></BLOCKQUOTE
></DIV
> <TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>Physical Address Range C B Description
----------------------- - - -----------
0x00000000 - 0x0007ffff Y N SDRAM
0x03ff0000 - 0x03ffffff N N Microcontroller registers
0x01820000 - 0x0187ffff N N System flash (mirrored)</PRE
></TD
></TR
></TABLE
></P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5122">Rebuilding RedBoot</H2
><P
>These shell variables provide the platform-specific information
needed for building RedBoot according to the procedure described in
<A
HREF="rebuilding-redboot.html"
>Chapter 3</A
>:
<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>export TARGET=e7t
export ARCH_DIR=arm
export PLATFORM_DIR=e7t</PRE
></TD
></TR
></TABLE
></P
><P
>The names of configuration files are listed above with the
description of the associated modes.</P
></DIV
></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="installation-and-testing.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="integrator.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>Installation and Testing</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="installation-and-testing.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>ARM/ARM7+ARM9 ARM Integrator</TD
></TR
></TABLE
></DIV
></BODY
></HTML
> Go to most recent revision | Compare with Previous | Blame | View Log