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32 /*****************************************************************************/
35 * @file xttcps_selftest.c
36 * @addtogroup ttcps_v2_0
39 * This file contains the implementation of self test function for the
43 * MODIFICATION HISTORY:
45 * Ver Who Date Changes
46 * ----- ------ -------- ---------------------------------------------
47 * 1.00a drg/jz 01/21/10 First release
50 ******************************************************************************/
52 /***************************** Include Files *********************************/
56 /************************** Constant Definitions *****************************/
59 /**************************** Type Definitions *******************************/
62 /***************** Macros (Inline Functions) Definitions *********************/
65 /************************** Function Prototypes ******************************/
68 /************************** Variable Definitions *****************************/
71 /*****************************************************************************/
74 * Runs a self-test on the driver/device.
77 * @param InstancePtr is a pointer to the XTtcPs instance.
81 * - XST_SUCCESS if successful
82 * - XST_FAILURE indicates a register did not read or write correctly
84 * @note This test fails if it is not called right after initialization.
86 ******************************************************************************/
87 int XTtcPs_SelfTest(XTtcPs *InstancePtr)
91 Xil_AssertNonvoid(InstancePtr != NULL);
92 Xil_AssertNonvoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
95 * All the TTC registers should be in their default state right now.
97 TempReg = XTtcPs_ReadReg(InstancePtr->Config.BaseAddress,
98 XTTCPS_CNT_CNTRL_OFFSET);
99 if (XTTCPS_CNT_CNTRL_RESET_VALUE != TempReg) {