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32 /*****************************************************************************/
35 * @file xgpiops_sinit.c
37 * This file contains the implementation of the XGpioPs driver's static
38 * initialization functionality.
44 * MODIFICATION HISTORY:
46 * Ver Who Date Changes
47 * ----- ---- -------- -----------------------------------------------
48 * 1.00a sv 01/15/10 First Release
51 ******************************************************************************/
53 /***************************** Include Files *********************************/
55 #include "xparameters.h"
58 /************************** Constant Definitions *****************************/
60 /**************************** Type Definitions *******************************/
62 /***************** Macros (Inline Functions) Definitions *********************/
64 /************************** Function Prototypes ******************************/
66 /************************** Variable Definitions *****************************/
67 extern XGpioPs_Config XGpioPs_ConfigTable[];
69 /*****************************************************************************/
72 * This function looks for the device configuration based on the unique device
73 * ID. The table XGpioPs_ConfigTable[] contains the configuration information
74 * for each device in the system.
76 * @param DeviceId is the unique device ID of the device being looked up.
78 * @return A pointer to the configuration table entry corresponding to the
79 * given device ID, or NULL if no match is found.
83 ******************************************************************************/
84 XGpioPs_Config *XGpioPs_LookupConfig(u16 DeviceId)
86 XGpioPs_Config *CfgPtr = NULL;
89 for (Index = 0; Index < XPAR_XGPIOPS_NUM_INSTANCES; Index++) {
90 if (XGpioPs_ConfigTable[Index].DeviceId == DeviceId) {
91 CfgPtr = &XGpioPs_ConfigTable[Index];