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<!-- Copyright (C) 2003 Red Hat, Inc.                                -->
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<HTML
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>ARM/ARM7 Cirrus Logic EP7xxx (EDB7211, EDB7212, EDB7312) </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="ARM/ARM7 Atmel AT91 Evaluation Board (EB40)"
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TITLE="ARM/ARM9 Agilent AAED2000"
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>eCos Reference Manual</TH
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><TR
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><TD
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><A
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HREF="at91.html"
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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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><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="EDB7XXX">ARM/ARM7 Cirrus Logic EP7xxx (EDB7211, EDB7212, EDB7312)</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="AEN5321">Overview</H2
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><P
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>RedBoot supports both serial ports on the board and
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the ethernet port. The default serial port settings are 38400,8,N,1. RedBoot
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also supports flash management on the EDB7xxx for the NOR flash
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only.</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="AEN5331"><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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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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VALIGN="TOP"
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>Description</TH
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><TH
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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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>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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VALIGN="TOP"
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>RAM</TD
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><TD
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ALIGN="LEFT"
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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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><TR
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><TD
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>ROMRAM</TD
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>[ROMRAM]</TD
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><TD
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>RedBoot running from RAM, but contained in the
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              board's flash boot sector (EDB7312 only).</TD
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><TD
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ALIGN="LEFT"
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VALIGN="TOP"
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>redboot_ROMRAM.ecm</TD
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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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CLASS="SECT2"
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><A
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NAME="AEN5355">Initial Installation Method</H2
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><P
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>A Windows or Linux utility is used to program flash using serial port
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#1 via on-chip programming firmware. See board documentation for details on
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in situ flash programming. </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="AEN5358">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="AEN5361">Memory Maps</H2
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><P
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>The MMU page tables and LCD display buffer, if enabled, are located
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at the end of DRAM. <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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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 - 0x01ffffff    NOR Flash (EDB7211, EDB7212)
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0x00000000 - 0x00ffffff    NOR Flash (EDB7312)
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0x10000000 - 0x11ffffff    NAND Flash
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0x20000000 - 0x2fffffff    Expansion 2
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0x30000000 - 0x3fffffff    Expansion 3
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0x40000000 - 0x4fffffff    PCMCIA 0
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0x50000000 - 0x5fffffff    PCMCIA 1
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0x60000000 - 0x600007ff    On-chip SRAM
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0x80000000 - 0x8fffffff    I/O registers
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0xc0000000 - 0xc1ffffff    DRAM (EDB7211, EDB7212)
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0xc0000000 - 0xc0ffffff    DRAM (EDB7312)
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Virtual Address Range    C B  Description
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-----------------------  - -  ----------------------------------
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0x00000000 - 0x01ffffff  Y Y  DRAM
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0x00000000 - 0x00fcffff  Y Y  DRAM (EDB7312)
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0x20000000 - 0x2fffffff  N N  Expansion 2
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0x30000000 - 0x3fffffff  N N  Expansion 3
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0x40000000 - 0x4fffffff  N N  PCMCIA 0
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0x50000000 - 0x5fffffff  N N  PCMCIA 1
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0x60000000 - 0x600007ff  Y Y  On-chip SRAM
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0x80000000 - 0x8fffffff  N N  I/O registers
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0xc0000000 - 0xc001ffff  N Y  LCD buffer (if configured)
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0xe0000000 - 0xe1ffffff  Y Y  NOR Flash (EDB7211, EDB7212)
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0xe0000000 - 0xe0ffffff  Y Y  NOR Flash (EDB7312)
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0xf0000000 - 0xf1ffffff  Y Y  NAND Flash
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The flash based RedBoot image occupies virtual addresses 0xe0000000 - 0xe003ffff.</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="AEN5368">Platform Resource Usage</H2
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><P
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>The EP7xxx timer #2 is used as a polled timer to provide timeout support
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for network 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="AEN5371">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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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=edb7211
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export TARGET=edb7212
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export TARGET=edb7312
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export ARCH_DIR=arm
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export PLATFORM_DIR=edb7xxx</PRE
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></TD
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></TR
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></TABLE
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>
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Use one of the TARGET settings only.</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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>Prev</A
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>ARM/ARM7 Atmel AT91 Evaluation Board (EB40)</TD
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>Up</A
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>ARM/ARM9 Agilent AAED2000</TD
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