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32 /*****************************************************************************/
35 * @file xcanps_sinit.c
36 * @addtogroup canps_v3_0
39 * This file contains the implementation of the XCanPs driver's static
40 * initialization functionality.
46 * MODIFICATION HISTORY:
48 * Ver Who Date Changes
49 * ----- ----- -------- -----------------------------------------------
50 * 1.00a xd/sv 01/12/10 First release
51 * 3.00 kvn 02/13/15 Modified code for MISRA-C:2012 compliance.
55 ******************************************************************************/
57 /***************************** Include Files *********************************/
60 #include "xparameters.h"
62 /************************** Constant Definitions *****************************/
64 /**************************** Type Definitions *******************************/
66 /***************** Macros (Inline Functions) Definitions *********************/
68 /************************** Function Prototypes ******************************/
70 /************************** Variable Definitions *****************************/
72 extern XCanPs_Config XCanPs_ConfigTable[XPAR_XCANPS_NUM_INSTANCES];
74 /*****************************************************************************/
77 * This function looks for the device configuration based on the unique device
78 * ID. The table XCanPs_ConfigTable[] contains the configuration information for
79 * each device in the system.
81 * @param DeviceId is the unique device ID of the device being looked up.
83 * @return A pointer to the configuration table entry corresponding to the
84 * given device ID, or NULL if no match is found.
88 ******************************************************************************/
89 XCanPs_Config *XCanPs_LookupConfig(u16 DeviceId)
91 XCanPs_Config *CfgPtr = NULL;
94 for (Index = 0U; Index < (u32)XPAR_XCANPS_NUM_INSTANCES; Index++) {
95 if (XCanPs_ConfigTable[Index].DeviceId == DeviceId) {
96 CfgPtr = &XCanPs_ConfigTable[Index];
101 return (XCanPs_Config *)CfgPtr;