--- /dev/null
+/******************************************************************************
+*
+* Copyright (C) 2012 - 2015 Xilinx, Inc. All rights reserved.
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy
+* of this software and associated documentation files (the "Software"), to deal
+* in the Software without restriction, including without limitation the rights
+* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+* copies of the Software, and to permit persons to whom the Software is
+* furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in
+* all copies or substantial portions of the Software.
+*
+* Use of the Software is limited solely to applications:
+* (a) running on a Xilinx device, or
+* (b) that interact with a Xilinx device through a bus or interconnect.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+* XILINX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*
+* Except as contained in this notice, the name of the Xilinx shall not be used
+* in advertising or otherwise to promote the sale, use or other dealings in
+* this Software without prior written authorization from Xilinx.
+*
+******************************************************************************/
+/*****************************************************************************/
+/**
+*
+* @file xaxipmon_selftest.c
+* @addtogroup axipmon_v6_3
+* @{
+*
+* This file contains a diagnostic self test function for the XAxiPmon driver.
+* The self test function does a simple read/write test of the Alarm Threshold
+* Register.
+*
+* See XAxiPmon.h for more information.
+*
+* @note None.
+*
+* <pre>
+*
+* MODIFICATION HISTORY:
+*
+* Ver Who Date Changes
+* ----- ----- -------- -----------------------------------------------------
+* 1.00a bss 02/24/12 First release
+* 2.00a bss 06/23/12 Updated to support v2_00a version of IP.
+* 6.3 kvn 07/02/15 Modified code according to MISRA-C:2012 guidelines.
+* </pre>
+*
+*****************************************************************************/
+
+/***************************** Include Files ********************************/
+
+#include "xaxipmon.h"
+
+/************************** Constant Definitions ****************************/
+
+/*
+ * The following constant defines the test value to be written
+ * to the Range Registers of Incrementers
+ */
+
+#define XAPM_TEST_RANGEUPPER_VALUE 16U /**< Test Value for Upper Range */
+#define XAPM_TEST_RANGELOWER_VALUE 8U /**< Test Value for Lower Range */
+
+/**************************** Type Definitions ******************************/
+
+/***************** Macros (Inline Functions) Definitions ********************/
+
+/************************** Variable Definitions ****************************/
+
+/************************** Function Prototypes *****************************/
+
+/*****************************************************************************/
+/**
+*
+* Run a self-test on the driver/device. The test
+* - Resets the device,
+* - Writes a value into the Range Registers of Incrementer 0 and reads
+* it back for comparison.
+* - Resets the device again.
+*
+*
+* @param InstancePtr is a pointer to the XAxiPmon instance.
+*
+* @return
+* - XST_SUCCESS if the value read from the Range Register of
+* Incrementer 0 is the same as the value written.
+* - XST_FAILURE Otherwise
+*
+* @note This is a destructive test in that resets of the device are
+* performed. Refer to the device specification for the
+* device status after the reset operation.
+*
+******************************************************************************/
+s32 XAxiPmon_SelfTest(XAxiPmon *InstancePtr)
+{
+ s32 Status;
+ u16 RangeUpper = 0U;
+ u16 RangeLower = 0U;
+
+ /*
+ * Assert the argument
+ */
+ Xil_AssertNonvoid(InstancePtr != NULL);
+ Xil_AssertNonvoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
+
+
+ /*
+ * Reset the device to get it back to its default state
+ */
+ (void)XAxiPmon_ResetMetricCounter(InstancePtr);
+ XAxiPmon_ResetGlobalClkCounter(InstancePtr);
+
+ /*
+ * Write a value into the Incrementer register and
+ * read it back, and do the comparison
+ */
+ XAxiPmon_SetIncrementerRange(InstancePtr, XAPM_INCREMENTER_0,
+ XAPM_TEST_RANGEUPPER_VALUE,
+ XAPM_TEST_RANGELOWER_VALUE);
+
+ XAxiPmon_GetIncrementerRange(InstancePtr, XAPM_INCREMENTER_0,
+ &RangeUpper, &RangeLower);
+
+ if ((RangeUpper == XAPM_TEST_RANGEUPPER_VALUE) &&
+ (RangeLower == XAPM_TEST_RANGELOWER_VALUE)) {
+ Status = XST_SUCCESS;
+ } else {
+ Status = XST_FAILURE;
+ }
+
+ /*
+ * Reset the device again to its default state.
+ */
+ (void)XAxiPmon_ResetMetricCounter(InstancePtr);
+ XAxiPmon_ResetGlobalClkCounter(InstancePtr);
+
+ /*
+ * Return the test result.
+ */
+ return Status;
+}
+/** @} */
projects / freertos / blobdiff