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NAME="VIPER">PowerPC/MPC860T Analogue & Micro PowerPC 860T</H1
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN7086">Overview</H2
><P
>RedBoot uses
the SMC1 serial port. The default serial port settings are 38400,8,N,1.
Ethernet is also supported using the RJ-45 connector. Management of
onboard flash is also supported.</P
><P
>The following RedBoot configurations are supported:
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>Configuration</TH
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>Mode</TH
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>Description</TH
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>ROMRAM</TD
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>[ROMRAM]</TD
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>RedBoot running from RAM, but contained in the
board's flash boot sector.</TD
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>redboot_ROMRAM.ecm</TD
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><H2
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><A
NAME="AEN7110">Initial Installation Method</H2
><P
>RedBoot must be installed at the A & M factory.</P
></DIV
><DIV
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><H2
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><A
NAME="AEN7113">Special RedBoot Commands</H2
><P
>None.</P
></DIV
><DIV
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><H2
CLASS="SECT2"
><A
NAME="AEN7116">Memory Maps</H2
><P
>Memory Maps RedBoot sets up the following memory map on the MBX board.<TABLE
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><PRE
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>Physical Address Range Description
----------------------- -----------
0x00000000 - 0x007fffff DRAM
0xfe000000 - 0xfe0fffff flash (AMD29LV8008B)
0xff000000 - 0xff0fffff MPC registers</PRE
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NAME="AEN7120">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
>:
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>export TARGET=viper
export ARCH_DIR=powerpc
export PLATFORM_DIR=viper</PRE
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><P
>The names of configuration files are listed above with the
description of the associated modes.</P
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