+++ /dev/null
-<!-- Copyright (C) 2003 Red Hat, Inc. -->
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-<HTML
-><HEAD
-><TITLE
->MIPS/MIPS32(CoreLV 4Kc)+MIPS64(CoreLV 5Kc) Malta Board </TITLE
-><meta name="MSSmartTagsPreventParsing" content="TRUE">
-<META
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-HREF="ecos-ref.html"><LINK
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-TITLE="Installation and Testing"
-HREF="installation-and-testing.html"><LINK
-REL="PREVIOUS"
-TITLE="MIPS/MIPS32(CoreLV 4Kc)+MIPS64(CoreLV 5Kc) Atlas Board"
-HREF="atlas.html"><LINK
-REL="NEXT"
-TITLE="MIPS/RM7000 PMC-Sierra Ocelot"
-HREF="ocelot.html"></HEAD
-><BODY
-CLASS="SECT1"
-BGCOLOR="#FFFFFF"
-TEXT="#000000"
-LINK="#0000FF"
-VLINK="#840084"
-ALINK="#0000FF"
-><DIV
-CLASS="NAVHEADER"
-><TABLE
-SUMMARY="Header navigation table"
-WIDTH="100%"
-BORDER="0"
-CELLPADDING="0"
-CELLSPACING="0"
-><TR
-><TH
-COLSPAN="3"
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->eCos Reference Manual</TH
-></TR
-><TR
-><TD
-WIDTH="10%"
-ALIGN="left"
-VALIGN="bottom"
-><A
-HREF="atlas.html"
-ACCESSKEY="P"
->Prev</A
-></TD
-><TD
-WIDTH="80%"
-ALIGN="center"
-VALIGN="bottom"
->Chapter 5. Installation and Testing</TD
-><TD
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-HREF="ocelot.html"
-ACCESSKEY="N"
->Next</A
-></TD
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-></TABLE
-><HR
-ALIGN="LEFT"
-WIDTH="100%"></DIV
-><DIV
-CLASS="SECT1"
-><H1
-CLASS="SECT1"
-><A
-NAME="MALTA">MIPS/MIPS32(CoreLV 4Kc)+MIPS64(CoreLV 5Kc) Malta Board</H1
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN6809">Overview</H2
-><P
->RedBoot supports both front
-facing serial ports and the built in ethernet port for communication and downloads.
-The default serial port settings are 38400,8,N,1. RedBoot runs from and supports
-flash management for the system flash region.</P
-><P
->The following RedBoot configurations are supported:
-
- <DIV
-CLASS="INFORMALTABLE"
-><A
-NAME="AEN6819"><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="AEN6838">Initial Installation</H2
-><P
->RedBoot is installed using the code download facility built into the
-Malta board. See the Malta User manual for details, and also the Malta download
-format in <A
-HREF="malta.html#MALTA-DOWNLOAD-FORMAT"
->the Section called <I
->Malta download format</I
-></A
->.</P
-><DIV
-CLASS="SECT3"
-><H3
-CLASS="SECT3"
-><A
-NAME="AEN6842">Quick download instructions</H3
-><P
->Here are quick start instructions for downloading the prebuilt RedBoot
-image. </P
-><P
-></P
-><OL
-TYPE="1"
-><LI
-><P
->Locate the prebuilt files in the bin directory: <TT
-CLASS="FILENAME"
->deleteall.fl</TT
-> and <TT
-CLASS="FILENAME"
->redboot_ROM.fl</TT
->. </P
-></LI
-><LI
-><P
->Make sure switch S5-1 is ON. Reset the board and verify that
-the LED display reads <TT
-CLASS="COMPUTEROUTPUT"
->Flash DL</TT
->. </P
-></LI
-><LI
-><P
->Make sure your parallel port is connected to the 1284 port
-Of the Atlas board. </P
-></LI
-><LI
-><P
->Send the <TT
-CLASS="FILENAME"
->deleteall.fl</TT
-> file to the
-parallel port to erase previous images:
-<TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="SCREEN"
->$ <TT
-CLASS="USERINPUT"
-><B
->cat deleteall.fl >/dev/lp0</B
-></TT
-></PRE
-></TD
-></TR
-></TABLE
->
-When this is complete, the LED display should read
-<TT
-CLASS="COMPUTEROUTPUT"
->Deleted</TT
->.</P
-></LI
-><LI
-><P
->Send the RedBoot image to the board:
-<TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="SCREEN"
->$ <TT
-CLASS="USERINPUT"
-><B
->cat redboot_ROM.fl >/dev/lp0</B
-></TT
-></PRE
-></TD
-></TR
-></TABLE
->
-When this is complete, the LED display should show the last address
-programmed. This will be something like:
-<TT
-CLASS="COMPUTEROUTPUT"
->1fc17000</TT
->. </P
-></LI
-><LI
-><P
->Change switch S5-1 to OFF and reset the board. The LED display
-should read <TT
-CLASS="COMPUTEROUTPUT"
->RedBoot</TT
->. </P
-></LI
-><LI
-><P
->Run the RedBoot <B
-CLASS="COMMAND"
->fis init</B
-> and <B
-CLASS="COMMAND"
->fconfig</B
-> commands to initialize the flash. See <A
-HREF="flash-image-system.html"
->the Section called <I
->Flash Image System (FIS)</I
-> in Chapter 2</A
->
-and <A
-HREF="persistent-state-flash.html"
->the Section called <I
->Persistent State Flash-based Configuration and Control</I
-> in Chapter 2</A
-> for details. </P
-></LI
-></OL
-></DIV
-><DIV
-CLASS="SECT3"
-><H3
-CLASS="SECT3"
-><A
-NAME="MALTA-DOWNLOAD-FORMAT">Malta download format</H3
-><P
->In order to download RedBoot to the Malta board, it must be converted
-to the Malta download format.</P
-><P
->The <I
-CLASS="CITETITLE"
->Atlas/Malta Developer's Kit</I
-> CD contains an <SPAN
-CLASS="APPLICATION"
->srecconv.pl</SPAN
-> utility which requires Perl. This utility is part
-of the <TT
-CLASS="FILENAME"
->yamon/yamon-src-02.00.tar.gz</TT
-> tarball
-on the Dev Kit CD. The path in the expanded tarball is <TT
-CLASS="FILENAME"
->yamon/bin/tools</TT
->. To use
-<SPAN
-CLASS="APPLICATION"
->srecconv</SPAN
-> to convert the S-record file:
-<TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="SCREEN"
->$ <TT
-CLASS="USERINPUT"
-><B
->cp redboot_ROM.srec redboot_ROM.rec</B
-></TT
->
-$ <TT
-CLASS="USERINPUT"
-><B
->srecconv.pl -ES L -A 29 redboot_ROM</B
-></TT
-></PRE
-></TD
-></TR
-></TABLE
->
-The resulting file is named <TT
-CLASS="FILENAME"
->redboot_ROM.fl</TT
->.</P
-></DIV
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN6888">Additional commands</H2
-><P
->The <B
-CLASS="COMMAND"
->exec</B
-> command which allows the
-loading and execution of Linux kernels, is supported for this architecture
- (see <A
-HREF="executing-programs.html"
->the Section called <I
->Executing Programs from RedBoot</I
-> in Chapter 2</A
->). The
-<B
-CLASS="COMMAND"
->exec</B
-> parameters used for MIPS boards are:</P
-><P
-></P
-><DIV
-CLASS="VARIABLELIST"
-><DL
-><DT
->-b <TT
-CLASS="REPLACEABLE"
-><I
-><addr></I
-></TT
-></DT
-><DD
-><P
->Location to store command line and environment passed to kernel</P
-></DD
-><DT
->-w <TT
-CLASS="REPLACEABLE"
-><I
-><time></I
-></TT
-></DT
-><DD
-><P
->Wait time in seconds before starting kernel</P
-></DD
-><DT
->-c <TT
-CLASS="REPLACEABLE"
-><I
->"params"</I
-></TT
-></DT
-><DD
-><P
->Parameters passed to kernel</P
-></DD
-><DT
-><TT
-CLASS="REPLACEABLE"
-><I
-><addr></I
-></TT
-></DT
-><DD
-><P
->Kernel entry point, defaulting to the entry point of the last image
-loaded</P
-></DD
-></DL
-></DIV
-><P
->Linux kernels on MIPS platforms expect the entry point to be called with arguments
-in the registers equivalent to a C call with prototype:
-<TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="PROGRAMLISTING"
->void Linux(int argc, char **argv, char **envp);</PRE
-></TD
-></TR
-></TABLE
-></P
-><P
->RedBoot will place the appropriate data at the offset specified by the
-<TT
-CLASS="PARAMETER"
-><I
->-b</I
-></TT
-> parameter, or by default at address 0x80080000, and will set the
-arguments accordingly when calling into the kernel.</P
-><P
->The default entry point, if no image with explicit entry point has been loaded and
-none is specified, is 0x80000750.</P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN6920">Interrupts</H2
-><P
->RedBoot uses an interrupt vector table which is located at address 0x80000200.
-Entries in this table are pointers to functions with this protoype: <TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="PROGRAMLISTING"
->int irq_handler( unsigned vector, unsigned data )</PRE
-></TD
-></TR
-></TABLE
->On the malta
-board, the vector argument is one of 22 interrupts defined in <TT
-CLASS="COMPUTEROUTPUT"
->hal/mips/malta/<TT
-CLASS="REPLACEABLE"
-><I
->VERSION</I
-></TT
->/include/plf_intr.h</TT
->: <TABLE
-BORDER="5"
-BGCOLOR="#E0E0F0"
-WIDTH="70%"
-><TR
-><TD
-><PRE
-CLASS="PROGRAMLISTING"
-> #define CYGNUM_HAL_INTERRUPT_SOUTH_BRIDGE_INTR 0
-#define CYGNUM_HAL_INTERRUPT_SOUTH_BRIDGE_SMI 1
-#define CYGNUM_HAL_INTERRUPT_CBUS_UART 2
-#define CYGNUM_HAL_INTERRUPT_COREHI 3
-#define CYGNUM_HAL_INTERRUPT_CORELO 4
-#define CYGNUM_HAL_INTERRUPT_COMPARE 5
-#define CYGNUM_HAL_INTERRUPT_TIMER 6
-#define CYGNUM_HAL_INTERRUPT_KEYBOARD 7
-#define CYGNUM_HAL_INTERRUPT_CASCADE 8
-#define CYGNUM_HAL_INTERRUPT_TTY1 9
-#define CYGNUM_HAL_INTERRUPT_TTY0 10
-#define CYGNUM_HAL_INTERRUPT_11 11
-#define CYGNUM_HAL_INTERRUPT_FLOPPY 12
-#define CYGNUM_HAL_INTERRUPT_PARALLEL 13
-#define CYGNUM_HAL_INTERRUPT_REAL_TIME_CLOCK 14
-#define CYGNUM_HAL_INTERRUPT_I2C 15
-#define CYGNUM_HAL_INTERRUPT_PCI_AB 16
-#define CYGNUM_HAL_INTERRUPT_PCI_CD 17
-#define CYGNUM_HAL_INTERRUPT_MOUSE 18
-#define CYGNUM_HAL_INTERRUPT_19 19
-#define CYGNUM_HAL_INTERRUPT_IDE_PRIMARY 20
-#define CYGNUM_HAL_INTERRUPT_IDE_SECONDARY 21</PRE
-></TD
-></TR
-></TABLE
->The data
-passed to the ISR is pulled from a data table (<TT
-CLASS="COMPUTEROUTPUT"
->hal_interrupt_data</TT
->) which immediately follows the interrupt vector table. With
-22 interrupts, the data table starts at address 0x80000258.</P
-><P
->An application may create a normal C function with the above prototype
-to be an ISR. Just poke its address into the table at the correct index and
-enable the interrupt at its source. The return value of the ISR is ignored
-by RedBoot. </P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN6929">Memory Maps</H2
-><P
->Memory Maps RedBoot sets up the following memory map on the Malta board.<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"
->Physical Address Range C B Description
------------------------ - - -----------
-0x80000000 - 0x81ffffff Y Y SDRAM
-0x9e000000 - 0x9e3fffff Y N System flash (cached)
-0x9fc00000 - 0x9fffffff Y N System flash (mirrored)
-0xa8000000 - 0xb7ffffff N N PCI Memory Space
-0xb4000000 - 0xb40fffff N N Galileo System Controller
-0xb8000000 - 0xb80fffff N N Southbridge / ISA
-0xb8100000 - 0xbbdfffff N N PCI I/O Space
-0xbe000000 - 0xbe3fffff N N System flash (noncached)
-0xbf000000 - 0xbfffffff N N Board logic FPGA</PRE
-></TD
-></TR
-></TABLE
-></P
-></DIV
-><DIV
-CLASS="SECT2"
-><H2
-CLASS="SECT2"
-><A
-NAME="AEN6936">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=malta_mips32_4kc
-export ARCH_DIR=mips
-export PLATFORM_DIR=malta</PRE
-></TD
-></TR
-></TABLE
-></P
-><P
->The names of configuration files are listed above with the
-description of the associated modes.</P
-></DIV
-></DIV
-><DIV
-CLASS="NAVFOOTER"
-><HR
-ALIGN="LEFT"
-WIDTH="100%"><TABLE
-SUMMARY="Footer navigation table"
-WIDTH="100%"
-BORDER="0"
-CELLPADDING="0"
-CELLSPACING="0"
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-VALIGN="top"
-><A
-HREF="atlas.html"
-ACCESSKEY="P"
->Prev</A
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-><TD
-WIDTH="34%"
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->Next</A
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-><TR
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->MIPS/MIPS32(CoreLV 4Kc)+MIPS64(CoreLV 5Kc) Atlas Board</TD
-><TD
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projects / karo-tx-redboot.git / blobdiff