1 /* $Id: xemacps_sinit.c,v 1.1.2.1 2011/01/20 03:39:02 sadanan Exp $ */
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33 /*****************************************************************************/
36 * @file xemacps_sinit.c
38 * This file contains lookup method by device ID when success, it returns
39 * pointer to config table to be used to initialize the device.
42 * MODIFICATION HISTORY:
44 * Ver Who Date Changes
45 * ----- ---- -------- -------------------------------------------------------
46 * 1.00a wsy 01/10/10 New
49 ******************************************************************************/
51 /***************************** Include Files *********************************/
53 #include "xparameters.h"
56 /************************** Constant Definitions *****************************/
59 /**************************** Type Definitions *******************************/
62 /***************** Macros (Inline Functions) Definitions *********************/
65 /************************** Function Prototypes ******************************/
67 /*****************************************************************************/
69 * Lookup the device configuration based on the unique device ID. The table
70 * contains the configuration info for each device in the system.
72 * @param DeviceId is the unique device ID of the device being looked up.
75 * A pointer to the configuration table entry corresponding to the given
76 * device ID, or NULL if no match is found.
78 ******************************************************************************/
79 XEmacPs_Config *XEmacPs_LookupConfig(u16 DeviceId)
81 extern XEmacPs_Config XEmacPs_ConfigTable[];
82 XEmacPs_Config *CfgPtr = NULL;
85 for (i = 0; i < XPAR_XEMACPS_NUM_INSTANCES; i++) {
86 if (XEmacPs_ConfigTable[i].DeviceId == DeviceId) {
87 CfgPtr = &XEmacPs_ConfigTable[i];