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<HTML
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>ARM/StrongARM(SA110) Intel EBSA 285</TITLE
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TITLE="ARM/ARM9 Altera Excalibur"
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>eCos Reference Manual</TH
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><A
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>Prev</A
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><TD
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ALIGN="center"
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>Chapter 5. Installation and Testing</TD
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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="EBSA285">ARM/StrongARM(SA110) Intel EBSA 285</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="AEN5585">Overview</H2
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><P
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>RedBoot
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uses the single EBSA-285 serial port. The default serial port settings are
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38400,8,N,1. If the EBSA-285 is used as a host on a PCI backplane, ethernet
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is supported using an Intel PRO/100+ ethernet adapter. Management of
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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="AEN5595"><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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>Configuration</TH
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><TH
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ALIGN="LEFT"
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>Mode</TH
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><TH
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>Description</TH
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><TH
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>File</TH
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></THEAD
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><TBODY
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><TR
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><TD
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>ROM</TD
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><TD
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>[ROM]</TD
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><TD
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ALIGN="LEFT"
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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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>redboot_ROM.ecm</TD
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></TR
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><TR
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><TD
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>RAM</TD
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><TD
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>[RAM]</TD
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><TD
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ALIGN="LEFT"
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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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></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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><A
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NAME="AEN5614">Initial Installation Method</H2
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><P
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>A linux application is used to program the flash over the PCI bus. Sources
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and build instructions for this utility are located in the RedBoot sources
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in: <TT
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CLASS="FILENAME"
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>packages/hal/arm/ebsa285/current/support/linux/safl_util</TT
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></P
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></DIV
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><DIV
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><H2
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><A
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NAME="AEN5618">Communication Channels</H2
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><P
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>Serial, Intel PRO 10/100+ 82559 PCI ethernet card.</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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><A
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NAME="AEN5621">Special RedBoot Commands</H2
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><P
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>None.</P
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><DIV
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><H2
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><A
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NAME="AEN5624">Memory Maps</H2
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><P
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>Physical and virtual mapping are mapped one to one on the EBSA-285 using
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a first level page table located at address 0x4000. No second level tables
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are used. <DIV
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CLASS="NOTE"
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><BLOCKQUOTE
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CLASS="NOTE"
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><P
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><B
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>NOTE: </B
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>The virtual memory maps in this section use a C and B column to indicate
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whether or not the region is cached (C) or buffered (B).</P
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></BLOCKQUOTE
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></DIV
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><TABLE
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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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>Address Range            C B  Description
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-----------------------  - -  ----------------------------------
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0x00000000 - 0x01ffffff  Y Y  SDRAM
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0x40000000 - 0x400fffff  N N  21285 Registers
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0x41000000 - 0x413fffff  Y N  flash
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0x42000000 - 0x420fffff  N N  21285 CSR Space
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0x50000000 - 0x50ffffff  Y Y  Cache Clean
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0x78000000 - 0x78ffffff  N N  Outbound Write Flush
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0x79000000 - 0x7c0fffff  N N  PCI IACK/Config/IO
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0x80000000 - 0xffffffff  N Y  PCI Memory </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="AEN5631">Platform Resource Usage</H2
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><P
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>Timer3 is used as a polled timer to provide timeout support for networking
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and XModem file transfers.</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="AEN5634">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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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=ebsa285
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export ARCH_DIR=arm
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export PLATFORM_DIR=ebsa285</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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>ARM/ARM9 Altera Excalibur</TD
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