<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <title>Status and Error Codes</title> <title>CMSIS-RTOS: Status and Error Codes</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="cmsis.css" rel="stylesheet" type="text/css" /> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <script type="text/javascript" src="printComponentTabs.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </script> <link href="search/search.css" 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href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99e">osStatus</a> { <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea9e1c9e2550bb4de8969a935acffc968f">osOK</a> = 0, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518">osEventSignal</a> = 0x08, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ead604f3673359dd4ac643b16dc5a2c342">osEventMessage</a> = 0x10, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea15b12e42b42b53f35fb8a2724ad02926">osEventMail</a> = 0x20, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea78f477732375c0e1fca814e369618177">osEventTimeout</a> = 0x40, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99eac24adca6a5d072c9f01c32178ba0d109">osErrorParameter</a> = 0x80, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea8fc5801e8b0482bdf22ad63a77f0155d">osErrorResource</a> = 0x81, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea314d24a49003f09459035db0dd7c9467">osErrorTimeoutResource</a> = 0xC1, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea21635bdc492d3094fe83027fa4a30e2f">osErrorISR</a> = 0x82, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99eaf6552310a817452aedfcd453f2805d65">osErrorISRRecursive</a> = 0x83, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99eab7dda0ef504817659334cbfd650ae56f">osErrorPriority</a> = 0x84, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99eaf1fac0240218e51eb30a13da2f8aae81">osErrorNoMemory</a> = 0x85, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea4672c8a0c0f6bb1d7981da4602e8e9ee">osErrorValue</a> = 0x86, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99ea5fde24ff588ec5ab9cb8314bade26fbc">osErrorOS</a> = 0xFF, <br/>   <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99eac7a77f5fe18a15a357790c36a4aca1b1">os_status_reserved</a> = 0x7FFFFFFF <br/> }</td></tr> <tr class="separator:gae2e091fefc4c767117727bd5aba4d99e"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Description</h2> <p>The Status and Error Codes section lists all the return values that the CMSIS-RTOS functions will return. </p> <h2 class="groupheader">Enumeration Type Documentation</h2> <a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99e"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">enum <a class="el" href="group__CMSIS__RTOS__Status.html#gae2e091fefc4c767117727bd5aba4d99e">osStatus</a></td> </tr> </table> </div><div class="memdoc"> <dl class="section note"><dt>Note</dt><dd>MUST REMAIN UNCHANGED: <b>osStatus</b> shall be consistent in every CMSIS-RTOS.</dd></dl> <p>The <a class="el" href="cmsis__os_8h.html#ae2e091fefc4c767117727bd5aba4d99e">osStatus</a> enumeration defines the event status and error codes that are returned by the CMSIS-RTOS functions. </p> <table class="fieldtable"> <tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea9e1c9e2550bb4de8969a935acffc968f"></a>osOK</em> </td><td class="fielddoc"> <p>function completed; no error or event occurred. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518"></a>osEventSignal</em> </td><td class="fielddoc"> <p>function completed; signal event occurred. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ead604f3673359dd4ac643b16dc5a2c342"></a>osEventMessage</em> </td><td class="fielddoc"> <p>function completed; message event occurred. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea15b12e42b42b53f35fb8a2724ad02926"></a>osEventMail</em> </td><td class="fielddoc"> <p>function completed; mail event occurred. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea78f477732375c0e1fca814e369618177"></a>osEventTimeout</em> </td><td class="fielddoc"> <p>function completed; timeout occurred. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eac24adca6a5d072c9f01c32178ba0d109"></a>osErrorParameter</em> </td><td class="fielddoc"> <p>parameter error: a mandatory parameter was missing or specified an incorrect object. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea8fc5801e8b0482bdf22ad63a77f0155d"></a>osErrorResource</em> </td><td class="fielddoc"> <p>resource not available: a specified resource was not available. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea314d24a49003f09459035db0dd7c9467"></a>osErrorTimeoutResource</em> </td><td class="fielddoc"> <p>resource not available within given time: a specified resource was not available within the timeout period. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea21635bdc492d3094fe83027fa4a30e2f"></a>osErrorISR</em> </td><td class="fielddoc"> <p>not allowed in ISR context: the function cannot be called from interrupt service routines. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eaf6552310a817452aedfcd453f2805d65"></a>osErrorISRRecursive</em> </td><td class="fielddoc"> <p>function called multiple times from ISR with same object. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eab7dda0ef504817659334cbfd650ae56f"></a>osErrorPriority</em> </td><td class="fielddoc"> <p>system cannot determine priority or thread has illegal priority. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eaf1fac0240218e51eb30a13da2f8aae81"></a>osErrorNoMemory</em> </td><td class="fielddoc"> <p>system is out of memory: it was impossible to allocate or reserve memory for the operation. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea4672c8a0c0f6bb1d7981da4602e8e9ee"></a>osErrorValue</em> </td><td class="fielddoc"> <p>value of a parameter is out of range. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea5fde24ff588ec5ab9cb8314bade26fbc"></a>osErrorOS</em> </td><td class="fielddoc"> <p>unspecified RTOS error: run-time error but no other error message fits. </p> </td></tr> <tr><td class="fieldname"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eac7a77f5fe18a15a357790c36a4aca1b1"></a>os_status_reserved</em> </td><td class="fielddoc"> <p>prevent from enum down-size compiler optimization. </p> </td></tr> </table> </div> </div> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="footer">Generated on Wed Feb 8 2017 10:21:02 for CMSIS-RTOS by ARM Ltd. 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