📄 setup-sparclite-sleb.html
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<!-- Copyright (C) 2003 Red Hat, Inc. --><!-- This material may be distributed only subject to the terms --><!-- and conditions set forth in the Open Publication License, v1.0 --><!-- or later (the latest version is presently available at --><!-- http://www.opencontent.org/openpub/). --><!-- Distribution of the work or derivative of the work in any --><!-- standard (paper) book form is prohibited unless prior --><!-- permission is obtained from the copyright holder. --><HTML><HEAD><TITLE>SPARClite Hardware Setup</TITLE><meta name="MSSmartTagsPreventParsing" content="TRUE"><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+"><LINKREL="HOME"TITLE="eCos User Guide"HREF="ecos-user-guide.html"><LINKREL="UP"TITLE="Target Setup"HREF="appendix-target-setup.html"><LINKREL="PREVIOUS"TITLE="PowerPC Architectural Simulator Setup"HREF="setup-ppc-sim.html"><LINKREL="NEXT"TITLE="SPARClite Architectural Simulator Setup"HREF="setup-sparclite-sim.html"></HEAD><BODYCLASS="SECT1"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLESUMMARY="Header navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">eCos User Guide</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="setup-ppc-sim.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom">Appendix A. Target Setup</TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="setup-sparclite-sim.html"ACCESSKEY="N">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="SECT1"><H1CLASS="SECT1"><ANAME="SETUP-SPARCLITE-SLEB">SPARClite Hardware Setup</H1><P>The eCos Developer’s Kit package comes with a ROMwhich provides GDB support for the Fujitsu SPARClite EvaluationBoard by way of CygMon<SPANCLASS="PRODUCTNAME">. </SPAN></P><P>An image of this ROM is also provided at <TTCLASS="FILENAME">BASE_DIR/loaders/sparclite-sleb/cygmon.bin.</TT> TheROM is installed in socket IC9 on the evaluation board. Attentionshould be paid to the correct orientation of the ROM during installation.</P><P>The GDB stub allows communication with GDB using a TCP channelvia the ethernet port at connector J5.</P><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN3509">Ethernet Setup</H2><P>The ethernet setup is described in the board’s manual,but here is a recapitulation.</P><P>Set the board’s ethernet address using SW1 on themotherboard:</P><TABLEBORDER="5"BGCOLOR="#E0E0F0"WIDTH="70%"><TR><TD><PRECLASS="PROGRAMLISTING"> SW1-4 SW1-3 SW1-2 SW1-1 Ethernet Address ----- ----- ----- ----- ---------------- OFF OFF OFF OFF No ethernet, use serial OFF OFF OFF ON 00:00:0E:31:00:01 OFF OFF ON OFF 00:00:0E:31:00:02 OFF OFF ON ON 00:00:0E:31:00:03 OFF ON OFF OFF 00:00:0E:31:00:04 OFF ON OFF ON 00:00:0E:31:00:05 OFF ON ON OFF 00:00:0E:31:00:06 OFF ON ON ON 00:00:0E:31:00:07 ON OFF OFF OFF 00:00:0E:31:00:08 ON OFF OFF ON 00:00:0E:31:00:09 ON OFF ON OFF 00:00:0E:31:00:0A ON OFF ON ON 00:00:0E:31:00:0B ON ON OFF OFF 00:00:0E:31:00:0C ON ON OFF ON 00:00:0E:31:00:0D ON ON ON OFF 00:00:0E:31:00:0E ON ON ON ON 00:00:0E:31:00:0F</PRE></TD></TR></TABLE><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN3514">BOOTP/DHCP service on Linux</H3><P>Configure the BOOTP or DHCP server on the network to recognizethe evaluation board’s ethernet address so it can assignthe board an IP address. Below is a sample DHCP server configurationfrom a Linux system (<TTCLASS="FILENAME">/etc/dhcpd.conf</TT>).It shows a setup for three evaluation boards.</P><TABLEBORDER="5"BGCOLOR="#E0E0F0"WIDTH="70%"><TR><TD><PRECLASS="PROGRAMLISTING">## DHCP server configuration.#allow bootp;subnet 192.168.1.0 netmask 255.255.255.0 { host mb831evb { hardware ethernet 00:00:0e:31:00:01; fixed-address mb831evb; } host mb832evb { hardware ethernet 00:00:0e:31:00:02; fixed-address mb832evb; } host mb833evb { hardware ethernet 00:00:0e:31:00:03; fixed-address mb833evb; }} </PRE></TD></TR></TABLE></DIV><DIVCLASS="SECT3"><H3CLASS="SECT3"><ANAME="AEN3519">BOOTP/DHCP boot process</H3><P>Even when configured to use a TCP channel, CygMon will stillprint a boot message to the serial channel. If the BOOTP processwas successful and an IP address was found, a message “BOOTPfound xxx.xxx.xxx.xxx” will be printed where xxx.xxx.xxx.xxxis the IP address assigned by the BOOTP or DHCP server. If the BOOTPprocess fails, a message indicating failure will be printed andthe serial port will be used as the debug channel.</P><P>Once the board finds an IP address it will respond to ICMPecho request packets (ping). This gives a simple means to test thehealth of the board.</P><P>As described in “Ethernet Setup” on page 72,it should now be possible to connect to the SPARClite board fromwithin GDB by using the command:</P><TABLEBORDER="5"BGCOLOR="#E0E0F0"WIDTH="70%"><TR><TD><PRECLASS="PROGRAMLISTING">(gdb) target remote <host>:1000</PRE></TD></TR></TABLE></DIV></DIV><DIVCLASS="SECT2"><H2CLASS="SECT2"><ANAME="AEN3525">Serial Setup</H2><P>The CygMon stubs also allow communication with GDB by wayof the serial port at connector CON1. The communication parametersare fixed at 19200 baud, 8 data bits, no parity bit and 1 stop bit(8-N-1). No flow control is employed. Connection to the host computershould be made using a null modem cable. A gender changer may alsobe required.</P></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLESUMMARY="Footer navigation table"WIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="setup-ppc-sim.html"ACCESSKEY="P">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="ecos-user-guide.html"ACCESSKEY="H">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="setup-sparclite-sim.html"ACCESSKEY="N">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">PowerPC Architectural Simulator Setup</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="appendix-target-setup.html"ACCESSKEY="U">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">SPARClite Architectural Simulator Setup</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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