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32 /*****************************************************************************/
35 * @file xcanps_sinit.c
37 * This file contains the implementation of the XCanPs driver's static
38 * initialization functionality.
44 * MODIFICATION HISTORY:
46 * Ver Who Date Changes
47 * ----- ----- -------- -----------------------------------------------
48 * 1.00a xd/sv 01/12/10 First release
49 * 3.00 kvn 02/13/15 Modified code for MISRA-C:2012 compliance.
53 ******************************************************************************/
55 /***************************** Include Files *********************************/
58 #include "xparameters.h"
60 /************************** Constant Definitions *****************************/
62 /**************************** Type Definitions *******************************/
64 /***************** Macros (Inline Functions) Definitions *********************/
66 /************************** Function Prototypes ******************************/
68 /************************** Variable Definitions *****************************/
70 extern XCanPs_Config XCanPs_ConfigTable[XPAR_XCANPS_NUM_INSTANCES];
72 /*****************************************************************************/
75 * This function looks for the device configuration based on the unique device
76 * ID. The table XCanPs_ConfigTable[] contains the configuration information for
77 * each device in the system.
79 * @param DeviceId is the unique device ID of the device being looked up.
81 * @return A pointer to the configuration table entry corresponding to the
82 * given device ID, or NULL if no match is found.
86 ******************************************************************************/
87 XCanPs_Config *XCanPs_LookupConfig(u16 DeviceId)
89 XCanPs_Config *CfgPtr = NULL;
92 for (Index = 0U; Index < (u32)XPAR_XCANPS_NUM_INSTANCES; Index++) {
93 if (XCanPs_ConfigTable[Index].DeviceId == DeviceId) {
94 CfgPtr = &XCanPs_ConfigTable[Index];
99 return (XCanPs_Config *)CfgPtr;