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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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+><TD
+WIDTH="10%"
+ALIGN="left"
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+><A
+HREF="excaliburarm9.html"
+ACCESSKEY="P"
+>Prev</A
+></TD
+><TD
+WIDTH="80%"
+ALIGN="center"
+VALIGN="bottom"
+>Chapter 5. Installation and Testing</TD
+><TD
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+>Next</A
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+><HR
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+WIDTH="100%"></DIV
+><DIV
+CLASS="SECT1"
+><H1
+CLASS="SECT1"
+><A
+NAME="EBSA285">ARM/StrongARM(SA110) Intel EBSA 285</H1
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5585">Overview</H2
+><P
+>RedBoot
+uses the single EBSA-285 serial port. The default serial port settings are
+38400,8,N,1. If the EBSA-285 is used as a host on a PCI backplane, ethernet
+is supported using an Intel PRO/100+ ethernet adapter. Management of
+onboard flash is also supported.</P
+><P
+>The following RedBoot configurations are supported:
+
+ <DIV
+CLASS="INFORMALTABLE"
+><A
+NAME="AEN5595"><P
+></P
+><TABLE
+BORDER="1"
+CLASS="CALSTABLE"
+><THEAD
+><TR
+><TH
+ALIGN="LEFT"
+VALIGN="TOP"
+>Configuration</TH
+><TH
+ALIGN="LEFT"
+VALIGN="TOP"
+>Mode</TH
+><TH
+ALIGN="LEFT"
+VALIGN="TOP"
+>Description</TH
+><TH
+ALIGN="LEFT"
+VALIGN="TOP"
+>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"
+VALIGN="TOP"
+>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="AEN5614">Initial Installation Method</H2
+><P
+>A linux application is used to program the flash over the PCI bus. Sources
+and build instructions for this utility are located in the RedBoot sources
+in: <TT
+CLASS="FILENAME"
+>packages/hal/arm/ebsa285/current/support/linux/safl_util</TT
+></P
+></DIV
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5618">Communication Channels</H2
+><P
+>Serial, Intel PRO 10/100+ 82559 PCI ethernet card.</P
+></DIV
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5621">Special RedBoot Commands</H2
+><P
+>None.</P
+></DIV
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5624">Memory Maps</H2
+><P
+>Physical and virtual mapping are mapped one to one on the EBSA-285 using
+a first level page table located at address 0x4000. No second level tables
+are used. <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"
+>Address Range C B Description
+----------------------- - - ----------------------------------
+0x00000000 - 0x01ffffff Y Y SDRAM
+0x40000000 - 0x400fffff N N 21285 Registers
+0x41000000 - 0x413fffff Y N flash
+0x42000000 - 0x420fffff N N 21285 CSR Space
+0x50000000 - 0x50ffffff Y Y Cache Clean
+0x78000000 - 0x78ffffff N N Outbound Write Flush
+0x79000000 - 0x7c0fffff N N PCI IACK/Config/IO
+0x80000000 - 0xffffffff N Y PCI Memory </PRE
+></TD
+></TR
+></TABLE
+></P
+></DIV
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5631">Platform Resource Usage</H2
+><P
+>Timer3 is used as a polled timer to provide timeout support for networking
+and XModem file transfers.</P
+></DIV
+><DIV
+CLASS="SECT2"
+><H2
+CLASS="SECT2"
+><A
+NAME="AEN5634">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
+BORDER="5"
+BGCOLOR="#E0E0F0"
+WIDTH="70%"
+><TR
+><TD
+><PRE
+CLASS="PROGRAMLISTING"
+>export TARGET=ebsa285
+export ARCH_DIR=arm
+export PLATFORM_DIR=ebsa285</PRE
+></TD
+></TR
+></TABLE
+></P
+><P
+>The names of configuration files are listed above with the
+description of the associated modes.</P
+></DIV
+></DIV
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