| <html><head><title>uvm_sequencer #(REQ,RSP)</title><link rel="stylesheet" type="text/css" href="../../styles/main.css"><script language=JavaScript src="../../javascript/main.js"></script></head><body class="FramedContentPage" onLoad="NDOnLoad()"><script language=JavaScript><!-- |
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| <div class="CClass"><div class=CTopic id=MainTopic><h1 class=CTitle><a name="uvm_sequencer#(REQ,RSP)" href="../../src/seq/uvm_sequencer.svh">uvm_sequencer #(REQ,RSP)</a></h1><div class=CBody> |
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| <!--START_ND_SUMMARY index=0--> |
| <div class=Summary><div class=STitle>Summary</div><div class=SBorder><table border=0 cellspacing=0 cellpadding=0 class=STable> |
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| <tr class="SClass"><td colspan=2 class=SEntry><a href="#uvm_sequencer#(REQ,RSP)" id=link7 onMouseOver="ShowTip(event, 'tt7', 'link7')" onMouseOut="HideTip('tt7')">uvm_sequencer #(REQ,RSP)</a></td></tr> |
| <tr class=SMain><td colspan=2 class=SWideDescription></td></tr> |
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| <!-- HIERARCHY --> |
| <tr class="SHierarchy SIndent1 "><td colspan=2 class="SEntry SIndent1">Class Hierarchy</td></tr> |
| <tr class="SPrototype SIndent1"><td colspan=2 class=SDescription> |
| <div class=ClassHierarchy> |
| <table border=0 cellspacing=0 cellpadding=0> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="../base/uvm_misc-svh.html#uvm_void" class=LGeneric id=link1 onMouseOver="ShowTip(event, 'tt1', 'link1')" onMouseOut="HideTip('tt1')">uvm_void</a></div></div></td></tr> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="../base/uvm_object-svh.html#uvm_object" class=LClass id=link2 onMouseOver="ShowTip(event, 'tt2', 'link2')" onMouseOut="HideTip('tt2')">uvm_object</a></div></div></td></tr> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="../base/uvm_report_object-svh.html#uvm_report_object" class=LClass id=link3 onMouseOver="ShowTip(event, 'tt3', 'link3')" onMouseOut="HideTip('tt3')">uvm_report_object</a></div></div></td></tr> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="../base/uvm_component-svh.html#uvm_component" class=LClass id=link4 onMouseOver="ShowTip(event, 'tt4', 'link4')" onMouseOut="HideTip('tt4')">uvm_component</a></div></div></td></tr> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="uvm_sequencer_base-svh.html#uvm_sequencer_base" class=LClass id=link5 onMouseOver="ShowTip(event, 'tt5', 'link5')" onMouseOut="HideTip('tt5')">uvm_sequencer_base</a></div></div></td></tr> |
| <tr><td><div class=CHParent><div class=CHEntry><a href="uvm_sequencer_param_base-svh.html#uvm_sequencer_param_base#(REQ,RSP)" class=LClass id=link6 onMouseOver="ShowTip(event, 'tt6', 'link6')" onMouseOut="HideTip('tt6')">uvm_sequencer_param_base#(REQ,RSP)</a></div></div></td></tr> |
| <tr><td><div class=CHCurrent><div class=CHEntry>uvm_sequencer#(REQ,RSP)</div></div></td></tr> |
| </table> |
| </div> |
| </td></tr> |
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| <!-- PROTOTYPE --> |
| <tr class="SPrototype SIndent1"><td colspan=2 class="SEntry SIndent1">Class Declaration</td></tr> |
| <tr class="SPrototype SIndent1"><td colspan=2 class=SDescription> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters colspan=5>class uvm_sequencer #(</td> </tr><tr><td> </td> <td class=PType nowrap>type </td> |
| <td class=PParameter nowrap>REQ</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>uvm_sequence_item,</td> |
| </tr><tr><td> </td> <td class=PType nowrap> </td> |
| <td class=PParameter nowrap>RSP</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>REQ</td> |
| </tr> |
| <tr> |
| <td class=PAfterParameters colspan=5>) extends uvm_sequencer_param_base #(REQ, RSP)</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| </td></tr> |
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| <!-- index=1 --> |
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| <tr class="SGroup SIndent1"><td class=SEntry><a href="#uvm_sequencer#(REQ,RSP).Variables" >Variables</a></td><td class=SDescription></td></tr> |
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| <tr class="SVariable SIndent2"><td class=SEntry><a href="#uvm_sequencer#(REQ,RSP).seq_item_export" id=link8 onMouseOver="ShowTip(event, 'tt8', 'link8')" onMouseOut="HideTip('tt8')">seq_item_export</a></td><td class=SDescription>This export provides access to this sequencer’s implementation of the sequencer interface, <a href="../tlm1/uvm_sqr_ifs-svh.html#uvm_sqr_if_base#(REQ,RSP)" class=LClass id=link9 onMouseOver="ShowTip(event, 'tt9', 'link9')" onMouseOut="HideTip('tt9')">uvm_sqr_if_base #(REQ,RSP)</a>, which defines the following methods:</td></tr> |
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| <tr class="SGroup SIndent1"><td class=SEntry><a href="#uvm_sequencer#(REQ,RSP).Methods" >Methods</a></td><td class=SDescription></td></tr> |
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| <tr class="SMethod SIndent2"><td class=SEntry><a href="#uvm_sequencer#(REQ,RSP).new" id=link10 onMouseOver="ShowTip(event, 'tt10', 'link10')" onMouseOut="HideTip('tt10')">new</a></td><td class=SDescription>Standard component constructor that creates an instance of this class using the given <i>name</i> and <i>parent</i>, if any.</td></tr> |
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| <tr class="SMethod SIndent2 SMarked"><td class=SEntry><a href="#uvm_sequencer#(REQ,RSP).stop_sequences" id=link11 onMouseOver="ShowTip(event, 'tt11', 'link11')" onMouseOut="HideTip('tt11')">stop_sequences</a></td><td class=SDescription>Tells the sequencer to kill all sequences and child sequences currently operating on the sequencer, and remove all requests, locks and responses that are currently queued. </td></tr></table></div></div><!--END_ND_SUMMARY--> |
| </div></div></div> |
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| <!--CONTENT index=1 --> |
| <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="uvm_sequencer#(REQ,RSP).Variables" href="../../src/seq/uvm_sequencer.svh">Variables</a></h3></div></div> |
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| <div class="CVariable"><div class=CTopic><h3 class=CTitle><a name="uvm_sequencer#(REQ,RSP).seq_item_export" href="../../src/seq/uvm_sequencer.svh">seq_item_export</a></h3> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters nowrap>uvm_seq_item_pull_imp #(</td> <td class=PParameter nowrap>REQ,</td> |
| </tr><tr><td></td> <td class=PParameter nowrap>RSP,</td> |
| </tr><tr><td></td> <td class=PParameter nowrap>this_type</td> |
| <td class=PAfterParameters nowrap>) seq_item_export</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| <div class=CBody><p>This export provides access to this sequencer’s implementation of the sequencer interface, <a href="../tlm1/uvm_sqr_ifs-svh.html#uvm_sqr_if_base#(REQ,RSP)" class=LClass id=link12 onMouseOver="ShowTip(event, 'tt9', 'link12')" onMouseOut="HideTip('tt9')">uvm_sqr_if_base #(REQ,RSP)</a>, which defines the following methods:</p><blockquote><pre>Requests: |
| virtual task get_next_item (output REQ request); |
| virtual task try_next_item (output REQ request); |
| virtual task get (output REQ request); |
| virtual task peek (output REQ request); |
| Responses: |
| virtual function void item_done (input RSP response=null); |
| virtual task put (input RSP response); |
| Sync Control: |
| virtual task wait_for_sequences (); |
| virtual function bit has_do_available ();</pre></blockquote><p>See <a href="../tlm1/uvm_sqr_ifs-svh.html#uvm_sqr_if_base#(REQ,RSP)" class=LClass id=link13 onMouseOver="ShowTip(event, 'tt9', 'link13')" onMouseOut="HideTip('tt9')">uvm_sqr_if_base #(REQ,RSP)</a> for information about this interface.</p></div></div></div> |
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| <!--CONTENT index=3 --> |
| <div class="CGroup"><div class=CTopic><h3 class=CTitle><a name="uvm_sequencer#(REQ,RSP).Methods" href="../../src/seq/uvm_sequencer.svh">Methods</a></h3></div></div> |
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| <!--CONTENT index=4 --> |
| <div class="CMethod"><div class=CTopic><h3 class=CTitle><a name="uvm_sequencer#(REQ,RSP).new" href="../../src/seq/uvm_sequencer.svh">new</a></h3> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters nowrap>function new (</td> <td class=PType nowrap>string </td> |
| <td class=PParameter nowrap>name,</td> |
| <td class=PDefaultValuePrefix> </td> |
| <td class=PDefaultValue width=100%></td> |
| </tr><tr><td></td> <td class=PType nowrap>uvm_component </td> |
| <td class=PParameter nowrap>parent</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>null</td> |
| <td class=PAfterParameters nowrap>)</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| <div class=CBody><p>Standard component constructor that creates an instance of this class using the given <i>name</i> and <i>parent</i>, if any.</p></div></div></div> |
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| <!--CONTENT index=5 --> |
| <div class="CMethod"><div class=CTopic><h3 class=CTitle><a name="uvm_sequencer#(REQ,RSP).stop_sequences" href="../../src/seq/uvm_sequencer.svh">stop_sequences</a></h3> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>virtual function void stop_sequences() |
| </td></tr></table></blockquote><div class=CBody><p>Tells the sequencer to kill all sequences and child sequences currently operating on the sequencer, and remove all requests, locks and responses that are currently queued. This essentially resets the sequencer to an idle state.</p></div></div></div> |
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| </div><!--Content--> |
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| <!--START_ND_TOOLTIPS--> |
| <div class=CToolTip id="tt1"><div class=CGeneric>The <i>uvm_void</i> class is the base class for all UVM classes. </div></div><div class=CToolTip id="tt2"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>virtual class uvm_object extends uvm_void |
| </td></tr></table></blockquote>The uvm_object class is the base class for all UVM data and hierarchical classes. </div></div><div class=CToolTip id="tt3"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>class uvm_report_object extends uvm_object |
| </td></tr></table></blockquote>The uvm_report_object provides an interface to the UVM reporting facility. </div></div><div class=CToolTip id="tt4"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>virtual class uvm_component extends uvm_report_object |
| </td></tr></table></blockquote>The uvm_component class is the root base class for UVM components. </div></div><div class=CToolTip id="tt5"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>class uvm_sequencer_base extends uvm_component |
| </td></tr></table></blockquote>Controls the flow of sequences, which generate the stimulus (sequence item transactions) that is passed on to drivers for execution.</div></div><div class=CToolTip id="tt6"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters colspan=5>class uvm_sequencer_param_base #(</td> </tr><tr><td> </td> <td class=PType nowrap>type </td> |
| <td class=PParameter nowrap>REQ</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%> uvm_sequence_item,</td> |
| </tr><tr><td> </td> <td class=PType nowrap>type </td> |
| <td class=PParameter nowrap>RSP</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%> REQ</td> |
| </tr> |
| <tr> |
| <td class=PAfterParameters colspan=5>) extends uvm_sequencer_base</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| Extends uvm_sequencer_base with an API depending on specific request (REQ) and response (RSP) types.</div></div><div class=CToolTip id="tt7"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters colspan=5>class uvm_sequencer #(</td> </tr><tr><td> </td> <td class=PType nowrap>type </td> |
| <td class=PParameter nowrap>REQ</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>uvm_sequence_item,</td> |
| </tr><tr><td> </td> <td class=PType nowrap> </td> |
| <td class=PParameter nowrap>RSP</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>REQ</td> |
| </tr> |
| <tr> |
| <td class=PAfterParameters colspan=5>) extends uvm_sequencer_param_base #(REQ, RSP)</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| </div></div><div class=CToolTip id="tt8"><div class=CVariable> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters nowrap>uvm_seq_item_pull_imp #(</td> <td class=PParameter nowrap>REQ,</td> |
| </tr><tr><td></td> <td class=PParameter nowrap>RSP,</td> |
| </tr><tr><td></td> <td class=PParameter nowrap>this_type</td> |
| <td class=PAfterParameters nowrap>) seq_item_export</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| This export provides access to this sequencer’s implementation of the sequencer interface, uvm_sqr_if_base #(REQ,RSP), which defines the following methods:</div></div><div class=CToolTip id="tt9"><div class=CClass> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters nowrap>virtual class uvm_sqr_if_base #(</td> <td class=PType nowrap>type </td> |
| <td class=PParameter nowrap>T1</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>uvm_object,</td> |
| </tr><tr><td></td> <td class=PType nowrap> </td> |
| <td class=PParameter nowrap>T2</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>T1</td> |
| <td class=PAfterParameters nowrap>)</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| This class defines an interface for sequence drivers to communicate with sequencers. </div></div><div class=CToolTip id="tt10"><div class=CMethod> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype> |
| <tr><td><table border=0 cellspacing=0 cellpadding=0><tr> |
| <td class=PBeforeParameters nowrap>function new (</td> <td class=PType nowrap>string </td> |
| <td class=PParameter nowrap>name,</td> |
| <td class=PDefaultValuePrefix> </td> |
| <td class=PDefaultValue width=100%></td> |
| </tr><tr><td></td> <td class=PType nowrap>uvm_component </td> |
| <td class=PParameter nowrap>parent</td> |
| <td class=PDefaultValuePrefix> = </td> |
| <td class=PDefaultValue width=100%>null</td> |
| <td class=PAfterParameters nowrap>)</td></tr> |
| </table></td></tr> |
| </table></blockquote> |
| Standard component constructor that creates an instance of this class using the given <i>name</i> and <i>parent</i>, if any.</div></div><div class=CToolTip id="tt11"><div class=CMethod> |
| <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype><tr><td>virtual function void stop_sequences() |
| </td></tr></table></blockquote>Tells the sequencer to kill all sequences and child sequences currently operating on the sequencer, and remove all requests, locks and responses that are currently queued. </div></div><!--END_ND_TOOLTIPS--> |
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