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>ARM/StrongARM(SA1100) Intel SA1100 Multimedia Board </TITLE
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><H1
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><A
NAME="SA1100MM">ARM/StrongARM(SA1100) Intel SA1100 Multimedia Board</H1
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5694">Overview</H2
><P
>RedBoot supports both board serial ports. The default serial port
settings are 38400,8,N,1. flash management is also supported.</P
><P
>The following RedBoot configurations are supported:
<DIV
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><A
NAME="AEN5704"><P
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><TABLE
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><THEAD
><TR
><TH
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>Configuration</TH
><TH
ALIGN="LEFT"
VALIGN="TOP"
>Mode</TH
><TH
ALIGN="LEFT"
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>Description</TH
><TH
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>File</TH
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>ROM</TD
><TD
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>[ROM]</TD
><TD
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VALIGN="TOP"
>RedBoot running from the board's flash boot
sector.</TD
><TD
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>redboot_ROM.ecm</TD
></TR
><TR
><TD
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>RAM</TD
><TD
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>[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
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><P
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><H2
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><A
NAME="AEN5723">Initial Installation Method</H2
><P
>A device programmer is used to program socketed flash parts.</P
></DIV
><DIV
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><H2
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><A
NAME="AEN5726">Special RedBoot Commands</H2
><P
>None.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5729">Memory Maps</H2
><P
>The first level page table is located at physical address 0xc0004000.
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
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><PRE
CLASS="PROGRAMLISTING"
>Physical Address Range Description
----------------------- ----------------------------------
0x00000000 - 0x000fffff Boot flash
0x08000000 - 0x083fffff Application flash
0x10000000 - 0x107fffff SA-1101 Board Registers
0x18000000 - 0x180fffff Ct8020 DSP
0x18400000 - 0x184fffff XBusReg
0x18800000 - 0x188fffff SysRegA
0x18c00000 - 0x18cfffff SysRegB
0x19000000 - 0x193fffff Spare CPLD A
0x19400000 - 0x197fffff Spare CPLD B
0x20000000 - 0x3fffffff PCMCIA
0x80000000 - 0xbfffffff SA1100 Internal Registers
0xc0000000 - 0xc07fffff DRAM Bank 0
0xe0000000 - 0xe7ffffff Cache Clean
Virtual Address Range C B Description
----------------------- - - ----------------------------------
0x00000000 - 0x007fffff Y Y DRAM Bank 0
0x08000000 - 0x083fffff Y Y Application flash
0x10000000 - 0x100fffff N N SA-1101 Registers
0x18000000 - 0x180fffff N N Ct8020 DSP
0x18400000 - 0x184fffff N N XBusReg
0x18800000 - 0x188fffff N N SysRegA
0x18c00000 - 0x18cfffff N N SysRegB
0x19000000 - 0x193fffff N N Spare CPLD A
0x19400000 - 0x197fffff N N Spare CPLD B
0x20000000 - 0x3fffffff N N PCMCIA
0x50000000 - 0x500fffff Y Y Boot flash
0x80000000 - 0xbfffffff N N SA1100 Internal Registers
0xc0000000 - 0xc07fffff N Y DRAM Bank 0
0xe0000000 - 0xe7ffffff Y Y Cache Clean</PRE
></TD
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><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5736">Platform Resource Usage</H2
><P
> The SA11x0 OS timer is used as a polled timer to provide timeout support
for XModem file transfers.</P
></DIV
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="AEN5739">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
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><TD
><PRE
CLASS="PROGRAMLISTING"
>export TARGET=sa1100mm
export ARCH_DIR=arm
export PLATFORM_DIR=sa11x0/sa1100mm</PRE
></TD
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></TABLE
></P
><P
>The names of configuration files are listed above with the
description of the associated modes.</P
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