1 /***************************************************************************
2  * Copyright (c) 2024 Microsoft Corporation
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the MIT License which is available at
6  * https://opensource.org/licenses/MIT.
7  *
8  * SPDX-License-Identifier: MIT
9  **************************************************************************/
10 
11 
12 /**************************************************************************/
13 /**************************************************************************/
14 /**                                                                       */
15 /** USBX Component                                                        */
16 /**                                                                       */
17 /**   System                                                              */
18 /**                                                                       */
19 /**************************************************************************/
20 /**************************************************************************/
21 
22 /* Include necessary system files.  */
23 
24 #define UX_SOURCE_CODE
25 
26 #include "ux_api.h"
27 
28 
29 #ifndef UX_DISABLE_ERROR_HANDLER
30 /**************************************************************************/
31 /*                                                                        */
32 /*  FUNCTION                                               RELEASE        */
33 /*                                                                        */
34 /*    _ux_system_error_handler                            PORTABLE C      */
35 /*                                                           6.1          */
36 /*  AUTHOR                                                                */
37 /*                                                                        */
38 /*    Chaoqiong Xiao, Microsoft Corporation                               */
39 /*                                                                        */
40 /*  DESCRIPTION                                                           */
41 /*                                                                        */
42 /*    This function saves the last critical error from USBX functions.    */
43 /*    It is mainly used for debugging purpose to trap where error occurred*/
44 /*                                                                        */
45 /*                                                                        */
46 /*  INPUT                                                                 */
47 /*                                                                        */
48 /*   error_code                                                           */
49 /*                                                                        */
50 /*                                                                        */
51 /*  OUTPUT                                                                */
52 /*                                                                        */
53 /*    None                                                                */
54 /*                                                                        */
55 /*  CALLS                                                                 */
56 /*                                                                        */
57 /*    None                                                                */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    Application                                                         */
62 /*                                                                        */
63 /*  RELEASE HISTORY                                                       */
64 /*                                                                        */
65 /*    DATE              NAME                      DESCRIPTION             */
66 /*                                                                        */
67 /*  05-19-2020     Chaoqiong Xiao           Initial Version 6.0           */
68 /*  09-30-2020     Chaoqiong Xiao           Modified comment(s),          */
69 /*                                            resulting in version 6.1    */
70 /*                                                                        */
71 /**************************************************************************/
_ux_system_error_handler(UINT system_level,UINT system_context,UINT error_code)72 VOID   _ux_system_error_handler(UINT system_level, UINT system_context, UINT error_code)
73 {
74 
75     /* Save the last system error code.  */
76     _ux_system -> ux_system_last_error =  error_code;
77 
78     /* Increment the total number of system errors.  */
79     _ux_system -> ux_system_error_count++;
80 
81     /* Is there an application call back function to call ? */
82     if (_ux_system -> ux_system_error_callback_function != UX_NULL)
83     {
84 
85         /* The callback function is defined, call it.  */
86         _ux_system -> ux_system_error_callback_function(system_level, system_context, error_code);
87     }
88 }
89 #endif
90