1 /******************************************************************************
3 * Copyright (C) 2009 - 2015 Xilinx, Inc. All rights reserved.
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * Use of the Software is limited solely to applications:
16 * (a) running on a Xilinx device, or
17 * (b) that interact with a Xilinx device through a bus or interconnect.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * XILINX BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
23 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
24 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 * Except as contained in this notice, the name of the Xilinx shall not be used
28 * in advertising or otherwise to promote the sale, use or other dealings in
29 * this Software without prior written authorization from Xilinx.
31 ******************************************************************************/
32 /*****************************************************************************/
37 * This file contains assert related functions.
40 * MODIFICATION HISTORY:
42 * Ver Who Date Changes
43 * ----- ---- -------- -------------------------------------------------------
44 * 1.00a hbm 07/14/09 First release
47 ******************************************************************************/
49 #ifndef XIL_ASSERT_H /* prevent circular inclusions */
50 #define XIL_ASSERT_H /* by using protection macros */
52 #include "xil_types.h"
59 /***************************** Include Files *********************************/
62 /************************** Constant Definitions *****************************/
64 #define XIL_ASSERT_NONE 0U
65 #define XIL_ASSERT_OCCURRED 1U
68 extern u32 Xil_AssertStatus;
69 extern void Xil_Assert(const char8 *File, s32 Line);
70 void XNullHandler(void *NullParameter);
73 * This data type defines a callback to be invoked when an
74 * assert occurs. The callback is invoked only when asserts are enabled
76 typedef void (*Xil_AssertCallback) (const char8 *File, s32 Line);
78 /***************** Macros (Inline Functions) Definitions *********************/
82 /*****************************************************************************/
84 * This assert macro is to be used for functions that do not return anything
85 * (void). This in conjunction with the Xil_AssertWait boolean can be used to
86 * accomodate tests so that asserts which fail allow execution to continue.
88 * @param Expression is the expression to evaluate. If it evaluates to
89 * false, the assert occurs.
91 * @return Returns void unless the Xil_AssertWait variable is true, in which
92 * case no return is made and an infinite loop is entered.
96 ******************************************************************************/
97 #define Xil_AssertVoid(Expression) \
100 Xil_AssertStatus = XIL_ASSERT_NONE; \
102 Xil_Assert(__FILE__, __LINE__); \
103 Xil_AssertStatus = XIL_ASSERT_OCCURRED; \
108 /*****************************************************************************/
110 * This assert macro is to be used for functions that do return a value. This in
111 * conjunction with the Xil_AssertWait boolean can be used to accomodate tests
112 * so that asserts which fail allow execution to continue.
114 * @param Expression is the expression to evaluate. If it evaluates to false,
117 * @return Returns 0 unless the Xil_AssertWait variable is true, in which
118 * case no return is made and an infinite loop is entered.
122 ******************************************************************************/
123 #define Xil_AssertNonvoid(Expression) \
126 Xil_AssertStatus = XIL_ASSERT_NONE; \
128 Xil_Assert(__FILE__, __LINE__); \
129 Xil_AssertStatus = XIL_ASSERT_OCCURRED; \
134 /*****************************************************************************/
136 * Always assert. This assert macro is to be used for functions that do not
137 * return anything (void). Use for instances where an assert should always
140 * @return Returns void unless the Xil_AssertWait variable is true, in which
141 * case no return is made and an infinite loop is entered.
145 ******************************************************************************/
146 #define Xil_AssertVoidAlways() \
148 Xil_Assert(__FILE__, __LINE__); \
149 Xil_AssertStatus = XIL_ASSERT_OCCURRED; \
153 /*****************************************************************************/
155 * Always assert. This assert macro is to be used for functions that do return
156 * a value. Use for instances where an assert should always occur.
158 * @return Returns void unless the Xil_AssertWait variable is true, in which
159 * case no return is made and an infinite loop is entered.
163 ******************************************************************************/
164 #define Xil_AssertNonvoidAlways() \
166 Xil_Assert(__FILE__, __LINE__); \
167 Xil_AssertStatus = XIL_ASSERT_OCCURRED; \
174 #define Xil_AssertVoid(Expression)
175 #define Xil_AssertVoidAlways()
176 #define Xil_AssertNonvoid(Expression)
177 #define Xil_AssertNonvoidAlways()
181 /************************** Function Prototypes ******************************/
183 void Xil_AssertSetCallback(Xil_AssertCallback Routine);
189 #endif /* end of protection macro */