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<HTML
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><HEAD
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><TITLE
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>PowerPC/MPC8XX Motorola MBX</TITLE
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TITLE="eCos Reference Manual"
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TITLE="Installation and Testing"
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REL="PREVIOUS"
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TITLE="PowerPC/MPC860T Analogue & Micro PowerPC 860T"
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REL="NEXT"
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TITLE="SuperH/SH3(SH7708) Hitachi EDK7708"
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HREF="edk7708.html"></HEAD
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><TR
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><TH
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COLSPAN="3"
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>eCos Reference Manual</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="viper.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>Chapter 5. Installation and Testing</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="edk7708.html"
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>Next</A
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="SECT1"
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><H1
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CLASS="SECT1"
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><A
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NAME="MBX">PowerPC/MPC8XX Motorola MBX</H1
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN7128">Overview</H2
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><P
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>RedBoot uses
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the SMC1/COM1 serial port. The default serial port settings are 38400,8,N,1.
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Ethernet is also supported using the 10-base T connector. </P
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><P
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>Management of onboard flash is also supported.</P
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><P
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>The following RedBoot configurations are supported:
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      <DIV
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CLASS="INFORMALTABLE"
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><A
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NAME="AEN7139"><P
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></P
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><TABLE
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BORDER="1"
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CLASS="CALSTABLE"
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><THEAD
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><TR
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><TH
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ALIGN="LEFT"
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VALIGN="TOP"
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>Configuration</TH
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><TH
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ALIGN="LEFT"
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VALIGN="TOP"
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>Mode</TH
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><TH
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ALIGN="LEFT"
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VALIGN="TOP"
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>Description</TH
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><TH
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ALIGN="LEFT"
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VALIGN="TOP"
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>File</TH
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></TR
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></THEAD
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><TBODY
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><TR
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>ROM</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>[ROM]</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>RedBoot running from the board's flash boot
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              sector.</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>redboot_ROM.ecm</TD
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></TR
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><TR
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>RAM</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>[RAM]</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>RedBoot running from RAM with RedBoot in the
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              flash boot sector.</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>redboot_RAM.ecm</TD
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></TR
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></TBODY
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></TABLE
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><P
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></P
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></DIV
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></P
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></DIV
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN7158">Initial Installation Method</H2
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><P
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>Device programmer is used to program the XU1 socketed flash part  (AM29F040B)
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with the ROM mode image of RedBoot. Use the on-board EPPC-Bug monitor to update
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RedBoot. </P
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><P
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>This assumes that you have EPPC-Bug in the on-board flash. This can
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be determined by setting up the board according to the following instructions
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and powering up the board. </P
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><P
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>The EPPC-Bug prompt should appear on the SMC1 connector at 9600 baud,
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8N1. </P
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><P
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></P
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><OL
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TYPE="1"
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><LI
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><P
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>Set jumper 3 to 2-3 [allow XU1 flash to be programmed]  </P
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></LI
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><LI
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><P
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>Set jumper 4 to 2-3 [boot EPPC-Bug] </P
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></LI
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></OL
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><P
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>If it is available, program the flash by following these steps: </P
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><P
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></P
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><OL
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TYPE="1"
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><LI
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><P
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>Prepare EPPC-Bug for download: <TABLE
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BGCOLOR="#E0E0F0"
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WIDTH="70%"
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><TR
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><TD
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><PRE
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CLASS="SCREEN"
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>EPPC-Bug&#62;<TT
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CLASS="USERINPUT"
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><B
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>lo 0</B
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></TT
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></PRE
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></TD
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></TR
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></TABLE
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>At this point the monitor is ready for input. It will not
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return the prompt until the file has been downloaded.  </P
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></LI
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><LI
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><P
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>Use the terminal emulator's ASCII download feature (or a simple
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clipboard copy/paste operation) to download the
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<TT
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CLASS="FILENAME"
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>redboot.ppcbug</TT
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> file.</P
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><P
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>Note that on Linux, <SPAN
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CLASS="APPLICATION"
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>Minicom</SPAN
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>'s ASCII
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download feature seems to be broken. A workaround is to load the file
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into <SPAN
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CLASS="APPLICATION"
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>emacs</SPAN
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> (or another editor) and copy the
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full contents to the clipboard. Then press the mouse paste-button (usually
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the middle one) over the <SPAN
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CLASS="APPLICATION"
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>Minicom</SPAN
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> window.  </P
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></LI
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><LI
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><P
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>Program the flash with the downloaded data: <TABLE
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BORDER="5"
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BGCOLOR="#E0E0F0"
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WIDTH="70%"
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><TR
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><TD
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><PRE
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CLASS="SCREEN"
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>EPPC-Bug&#62;<TT
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CLASS="USERINPUT"
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><B
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>pflash 40000 60000 fc000000</B
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></TT
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></PRE
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></TD
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></TR
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></TABLE
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></P
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></LI
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><LI
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><P
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>Switch off the power, and change jumper 4 to 1-2. Turn on
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the power again. The board should now boot using the newly programmed RedBoot.</P
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></LI
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></OL
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></DIV
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN7187">Special RedBoot Commands</H2
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><P
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>None.</P
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></DIV
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN7190">Memory Maps</H2
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><P
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>Memory Maps RedBoot sets up the following memory map on the MBX board.<TABLE
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BORDER="5"
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BGCOLOR="#E0E0F0"
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WIDTH="70%"
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><TR
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><TD
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><PRE
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CLASS="PROGRAMLISTING"
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>Physical Address Range Description
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----------------------- -----------
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0x00000000 - 0x003fffff DRAM
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0xfa100000 - 0xfa100003 LEDs
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0xfe000000 - 0xfe07ffff flash (AMD29F040B)
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0xff000000 - 0xff0fffff MPC registers</PRE
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></TD
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></TR
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></TABLE
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></P
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></DIV
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN7194">Rebuilding RedBoot</H2
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><P
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>These shell variables provide the platform-specific information
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needed for building RedBoot according to the procedure described in
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<A
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HREF="rebuilding-redboot.html"
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>Chapter 3</A
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>:
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<TABLE
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BGCOLOR="#E0E0F0"
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WIDTH="70%"
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><TR
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><TD
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><PRE
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CLASS="PROGRAMLISTING"
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>export TARGET=mbx
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export ARCH_DIR=powerpc
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export PLATFORM_DIR=mbx</PRE
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></TD
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></TR
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></TABLE
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></P
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><P
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>The names of configuration files are listed above with the
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description of the associated modes.</P
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></DIV
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WIDTH="33%"
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ALIGN="left"
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><A
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HREF="viper.html"
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ACCESSKEY="P"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="ecos-ref.html"
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ACCESSKEY="H"
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>Home</A
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HREF="edk7708.html"
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>Next</A
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></TD
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><TD
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ALIGN="left"
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>PowerPC/MPC860T Analogue &#38; Micro PowerPC 860T</TD
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><TD
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="installation-and-testing.html"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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>SuperH/SH3(SH7708) Hitachi EDK7708</TD
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></TR
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></TABLE
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