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>ARM/ARM7 ARM Evaluator7T</TITLE
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><DIV
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><H1
CLASS="SECT1"
><A
NAME="E7T"
>ARM/ARM7 ARM Evaluator7T</A
></H1
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN3426"
>Overview</A
></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
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><P
></P
><A
NAME="AEN3436"
></A
><TABLE
BORDER="1"
FRAME="border"
RULES="all"
CLASS="CALSTABLE"
><COL><COL><COL><COL><THEAD
><TR
><TH
>Configuration</TH
><TH
>Mode</TH
><TH
>Description</TH
><TH
>File</TH
></TR
></THEAD
><TBODY
><TR
><TD
>ROM</TD
><TD
>[ROM]</TD
><TD
>RedBoot running from flash address 0x20000, with
ARM Boot Monitor in flash boot sector.</TD
><TD
>redboot_ROMA.ecm</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN3450"
>Initial Installation</A
></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="AEN3453"
>Quick download instructions</A
></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: <KBD
CLASS="USERINPUT"
>flasherase 01820000 10000</KBD
></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: <KBD
CLASS="USERINPUT"
>download 10000</KBD
>
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"
> $ <KBD
CLASS="USERINPUT"
>cat redboot.UU > /dev/ttyS0</KBD
></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: <KBD
CLASS="USERINPUT"
>flashwrite 01820000 10000 10000</KBD
></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: <KBD
CLASS="USERINPUT"
>rommodules</KBD
>
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="AEN3483"
>Special RedBoot Commands</A
></H2
><P
>None.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN3486"
>Memory Maps</A
></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="AEN3493"
>Rebuilding RedBoot</A
></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
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