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32 /*****************************************************************************/
35 * @file xscugic_selftest.c
36 * @addtogroup scugic_v2_1
39 * Contains diagnostic self-test functions for the XScuGic driver.
41 * MODIFICATION HISTORY:
43 * Ver Who Date Changes
44 * ----- ---- -------- -----------------------------------------------
45 * 1.00a drg 01/19/10 First release
49 ******************************************************************************/
51 /***************************** Include Files *********************************/
53 #include "xil_types.h"
54 #include "xil_assert.h"
57 /************************** Constant Definitions *****************************/
59 #define XSCUGIC_PCELL_ID 0xB105F00D
61 /**************************** Type Definitions *******************************/
64 /***************** Macros (Inline Functions) Definitions *********************/
67 /************************** Function Prototypes ******************************/
69 /************************** Variable Definitions *****************************/
71 /*****************************************************************************/
74 * Run a self-test on the driver/device. This test reads the ID registers and
77 * @param InstancePtr is a pointer to the XScuGic instance.
81 * - XST_SUCCESS if self-test is successful.
82 * - XST_FAILURE if the self-test is not successful.
86 ******************************************************************************/
87 int XScuGic_SelfTest(XScuGic *InstancePtr)
93 * Assert the arguments
95 Xil_AssertNonvoid(InstancePtr != NULL);
96 Xil_AssertNonvoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
99 * Read the ID registers.
101 for(Index=0; Index<=3; Index++) {
102 RegValue1 |= XScuGic_DistReadReg(InstancePtr,
103 (XSCUGIC_PCELLID_OFFSET + (Index * 4))) << (Index * 8);
106 if(XSCUGIC_PCELL_ID != RegValue1){