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<!-- Copyright (C) 2003 Red Hat, Inc.                                -->
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>SuperH/SH3(SH7708) Hitachi EDK7708</TITLE
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><A
NAME="EDK7708">SuperH/SH3(SH7708) Hitachi EDK7708</H1
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN7202">Overview</H2
><P
>RedBoot uses
the serial port. The default serial port settings are 38400,8,N,1.</P
><P
>Management of onboard flash is also supported.</P
><P
>The following RedBoot configurations are supported:
 
      <DIV
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><A
NAME="AEN7213"><P
></P
><TABLE
BORDER="1"
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><THEAD
><TR
><TH
ALIGN="LEFT"
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>Configuration</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Mode</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Description</TH
><TH
ALIGN="LEFT"
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>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 the board's flash boot
	      sector.</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>redboot_ROM.ecm</TD
></TR
><TR
><TD
ALIGN="LEFT"
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>RAM</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>[RAM]</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>RedBoot running from RAM with RedBoot in the
	      flash boot sector.</TD
><TD
ALIGN="LEFT"
VALIGN="TOP"
>redboot_RAM.ecm</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN7232">Initial Installation Method</H2
><P
>Program the ROM RedBoot image into flash using an eprom programmer.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN7235">Memory Maps</H2
><P
>RedBoot sets up the following memory map on the EDK7708 board.<TABLE
BORDER="5"
BGCOLOR="#E0E0F0"
WIDTH="70%"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>Physical Address Range  Description
----------------------- -----------
0x80000000 - 0x8001ffff Flash (AT29LV1024)
0x88000000 - 0x881fffff DRAM
0xa4000000 - 0xa40000ff LED ON
0xb8000000 - 0xb80000ff LED ON</PRE
></TD
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><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN7239">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
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><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>export TARGET=edk7708
export ARCH_DIR=sh
export PLATFORM_DIR=edk7708</PRE
></TD
></TR
></TABLE
></P
><P
>The names of configuration files are listed above with the
description of the associated modes.</P
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