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32 /****************************************************************************/
35 * @file xuartps_sinit.c
36 * @addtogroup uartps_v3_1
39 * The implementation of the XUartPs driver's static initialzation
43 * MODIFICATION HISTORY:
45 * Ver Who Date Changes
46 * ----- ------ -------- -----------------------------------------------
47 * 1.00 drg/jz 01/13/10 First Release
48 * 3.00 kvn 02/13/15 Modified code for MISRA-C:2012 compliance.
51 *****************************************************************************/
53 /***************************** Include Files ********************************/
56 #include "xparameters.h"
59 /************************** Constant Definitions ****************************/
61 /**************************** Type Definitions ******************************/
63 /***************** Macros (Inline Functions) Definitions ********************/
65 /************************** Variable Definitions ****************************/
66 extern XUartPs_Config XUartPs_ConfigTable[XPAR_XUARTPS_NUM_INSTANCES];
68 /************************** Function Prototypes *****************************/
70 /****************************************************************************/
73 * Looks up the device configuration based on the unique device ID. The table
74 * contains the configuration info for each device in the system.
76 * @param DeviceId contains the ID of the device
78 * @return A pointer to the configuration structure or NULL if the
79 * specified device is not in the system.
83 ******************************************************************************/
84 XUartPs_Config *XUartPs_LookupConfig(u16 DeviceId)
86 XUartPs_Config *CfgPtr = NULL;
90 for (Index = 0U; Index < (u32)XPAR_XUARTPS_NUM_INSTANCES; Index++) {
91 if (XUartPs_ConfigTable[Index].DeviceId == DeviceId) {
92 CfgPtr = &XUartPs_ConfigTable[Index];
97 return (XUartPs_Config *)CfgPtr;