summaryrefslogtreecommitdiffstats
path: root/arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h')
-rw-r--r--arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h106
1 files changed, 106 insertions, 0 deletions
diff --git a/arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h b/arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h
new file mode 100644
index 0000000000..71a3f8588e
--- /dev/null
+++ b/arch/arm/cpu/ixp/npe/include/IxQMgrDispatcher_p.h
@@ -0,0 +1,106 @@
+/**
+ * @file IxQMgrDispatcher_p.h
+ *
+ * @author Intel Corporation
+ * @date 07-Feb-2002
+ *
+ * @brief This file contains the internal functions for dispatcher
+ *
+ *
+ * @par
+ * IXP400 SW Release version 2.0
+ *
+ * -- Copyright Notice --
+ *
+ * @par
+ * Copyright 2001-2005, Intel Corporation.
+ * All rights reserved.
+ *
+ * @par
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Intel Corporation nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * @par
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @par
+ * -- End of Copyright Notice --
+*/
+
+#ifndef IXQMGRDISPATCHER_P_H
+#define IXQMGRDISPATCHER_P_H
+
+/*
+ * User defined include files
+ */
+#include "IxQMgr.h"
+
+/*
+ * This structure defines the statistic data for a queue
+ */
+typedef struct
+{
+ unsigned callbackCnt; /* Call count of callback */
+ unsigned priorityChangeCnt; /* Priority change count */
+ unsigned intNoCallbackCnt; /* Interrupt fired but no callback set count */
+ unsigned intLostCallbackCnt; /* Interrupt lost and detected ; SCR541 */
+ BOOL notificationEnabled; /* Interrupt enabled for this queue */
+ IxQMgrSourceId srcSel; /* interrupt source */
+ unsigned enableCount; /* num times notif enabled by LLP */
+ unsigned disableCount; /* num of times notif disabled by LLP */
+} IxQMgrDispatcherQStats;
+
+/*
+ * This structure defines statistic data for the disatcher
+ */
+typedef struct
+ {
+ unsigned loopRunCnt; /* ixQMgrDispatcherLoopRun count */
+
+ IxQMgrDispatcherQStats queueStats[IX_QMGR_MAX_NUM_QUEUES];
+
+} IxQMgrDispatcherStats;
+
+/*
+ * Initialise the dispatcher component
+ */
+void
+ixQMgrDispatcherInit (void);
+
+/*
+ * Get the dispatcher statistics
+ */
+IxQMgrDispatcherStats*
+ixQMgrDispatcherStatsGet (void);
+
+/**
+ * Retrieve the number of leading zero bits starting from the MSB
+ * This function is implemented as an (extremely fast) asm routine
+ * for XSCALE processor (see clz instruction) and as a (slower) C
+ * function for other systems.
+ */
+unsigned int
+ixQMgrCountLeadingZeros(unsigned int value);
+
+#endif/*IXQMGRDISPATCHER_P_H*/
+
+
OpenPOWER on IntegriCloud