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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 > System Management Functions</TITLE ><meta name="MSSmartTagsPreventParsing" content="TRUE"> <META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="eCos Reference Manual" HREF="ecos-ref.html"><LINK REL="UP" TITLE="µITRON API" HREF="compat-uitron-microitron-api.html"><LINK REL="PREVIOUS" TITLE="Time Management Functions" HREF="compat-uitron-time-mgmt-functions.html"><LINK REL="NEXT" TITLE=" Network Support Functions" HREF="compat-uitron-network-support-functions.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" ALIGN="center" >eCos Reference Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="compat-uitron-time-mgmt-functions.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Chapter 32. µITRON API</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="compat-uitron-network-support-functions.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="COMPAT-UITRON-SYSTEM-MGMT-FUNCTIONS">System Management Functions</H1 ><P >These functions are fully supported in this release: </P ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="PROGRAMLISTING" >ER <TT CLASS="FUNCTION" >get_ver</TT >( T_VER *<SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >pk_ver</I ></SPAN > )</PRE ></TD ></TR ></TABLE ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="PROGRAMLISTING" >ER <TT CLASS="FUNCTION" >ref_sys</TT >( T_RSYS *<SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >pk_rsys</I ></SPAN > )</PRE ></TD ></TR ></TABLE ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="PROGRAMLISTING" >ER <TT CLASS="FUNCTION" >ref_cfg</TT >( T_RCFG *<SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >pk_rcfg</I ></SPAN > )</PRE ></TD ></TR ></TABLE ><P >Note that the information returned by each of these calls may be configured to match the user's own versioning system, and the values supplied by the default configuration may be inappropriate. </P ><P >These functions are not supported in this release: </P ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="PROGRAMLISTING" >ER <TT CLASS="FUNCTION" >def_svc</TT >( FN <SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >s_fncd,</I ></SPAN > T_DSVC *<SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >pk_dsvc</I ></SPAN > )</PRE ></TD ></TR ></TABLE ><TABLE BORDER="5" BGCOLOR="#E0E0F0" WIDTH="70%" ><TR ><TD ><PRE CLASS="PROGRAMLISTING" >ER <TT CLASS="FUNCTION" >def_exc</TT >( UINT <SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >exckind,</I ></SPAN > T_DEXC *<SPAN CLASS="emphasis" ><I CLASS="EMPHASIS" >pk_dexc</I ></SPAN > )</PRE ></TD ></TR ></TABLE ><DIV CLASS="SECT2" ><H2 CLASS="SECT2" ><A NAME="AEN14067">Error checking</H2 ><P >The following conditions are only checked for, and only return errors if <TT CLASS="LITERAL" >CYGSEM_UITRON_BAD_PARAMS_RETURN_ERRORS</TT > is enabled: </P ><P ></P ><UL ><LI ><P >return value pointer in all calls is a valid pointer, or E_PAR</P ></LI ></UL ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="compat-uitron-time-mgmt-functions.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ecos-ref.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="compat-uitron-network-support-functions.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Time Management Functions</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="compat-uitron-microitron-api.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Network Support Functions</TD ></TR ></TABLE ></DIV ></BODY ></HTML >
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