diff options
Diffstat (limited to 'bsps/include/xil/xil_assert.h')
| -rw-r--r-- | bsps/include/xil/xil_assert.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/bsps/include/xil/xil_assert.h b/bsps/include/xil/xil_assert.h new file mode 100644 index 0000000000..e8b87b59f2 --- /dev/null +++ b/bsps/include/xil/xil_assert.h @@ -0,0 +1,176 @@ +/****************************************************************************** +* Copyright (c) 2009 - 2021 Xilinx, Inc. All rights reserved. +* SPDX-License-Identifier: MIT +******************************************************************************/ + +/*****************************************************************************/ +/** +* +* @file xil_assert.h +* +* @addtogroup common_assert_apis Assert APIs and Macros +* +* The xil_assert.h file contains assert related functions and macros. +* Assert APIs/Macros specifies that a application program satisfies certain +* conditions at particular points in its execution. These function can be +* used by application programs to ensure that, application code is satisfying +* certain conditions. +* +* @{ +* <pre> +* MODIFICATION HISTORY: +* +* Ver Who Date Changes +* ----- ---- -------- ------------------------------------------------------- +* 1.00a hbm 07/14/09 First release +* 6.0 kvn 05/31/16 Make Xil_AsserWait a global variable +* </pre> +* +******************************************************************************/ + +/** + *@cond nocomments + */ + +#ifndef XIL_ASSERT_H /* prevent circular inclusions */ +#define XIL_ASSERT_H /* by using protection macros */ + +#include "xil_types.h" + +#ifdef __cplusplus +extern "C" { +#endif + + +/***************************** Include Files *********************************/ + + +/************************** Constant Definitions *****************************/ + +#define XIL_ASSERT_NONE 0U +#define XIL_ASSERT_OCCURRED 1U +#define XNULL NULL + +extern u32 Xil_AssertStatus; +extern s32 Xil_AssertWait; +extern void Xil_Assert(const char8 *File, s32 Line); +/** + *@endcond + */ +void XNullHandler(void *NullParameter); + +/** + * This data type defines a callback to be invoked when an + * assert occurs. The callback is invoked only when asserts are enabled + */ +typedef void (*Xil_AssertCallback) (const char8 *File, s32 Line); + +/***************** Macros (Inline Functions) Definitions *********************/ + +#ifndef NDEBUG + +/*****************************************************************************/ +/** +* @brief This assert macro is to be used for void functions. This in +* conjunction with the Xil_AssertWait boolean can be used to +* accommodate tests so that asserts which fail allow execution to +* continue. +* +* @param Expression: expression to be evaluated. If it evaluates to +* false, the assert occurs. +* +* @return Returns void unless the Xil_AssertWait variable is true, in which +* case no return is made and an infinite loop is entered. +* +******************************************************************************/ +#define Xil_AssertVoid(Expression) \ +{ \ + if (Expression) { \ + Xil_AssertStatus = XIL_ASSERT_NONE; \ + } else { \ + Xil_Assert(__FILE__, __LINE__); \ + Xil_AssertStatus = XIL_ASSERT_OCCURRED; \ + return; \ + } \ +} + +/*****************************************************************************/ +/** +* @brief This assert macro is to be used for functions that do return a +* value. This in conjunction with the Xil_AssertWait boolean can be +* used to accommodate tests so that asserts which fail allow execution +* to continue. +* +* @param Expression: expression to be evaluated. If it evaluates to false, +* the assert occurs. +* +* @return Returns 0 unless the Xil_AssertWait variable is true, in which +* case no return is made and an infinite loop is entered. +* +******************************************************************************/ +#define Xil_AssertNonvoid(Expression) \ +{ \ + if (Expression) { \ + Xil_AssertStatus = XIL_ASSERT_NONE; \ + } else { \ + Xil_Assert(__FILE__, __LINE__); \ + Xil_AssertStatus = XIL_ASSERT_OCCURRED; \ + return 0; \ + } \ +} + +/*****************************************************************************/ +/** +* @brief Always assert. This assert macro is to be used for void functions. +* Use for instances where an assert should always occur. +* +* @return Returns void unless the Xil_AssertWait variable is true, in which +* case no return is made and an infinite loop is entered. +* +******************************************************************************/ +#define Xil_AssertVoidAlways() \ +{ \ + Xil_Assert(__FILE__, __LINE__); \ + Xil_AssertStatus = XIL_ASSERT_OCCURRED; \ + return; \ +} + +/*****************************************************************************/ +/** +* @brief Always assert. This assert macro is to be used for functions that +* do return a value. Use for instances where an assert should always +* occur. +* +* @return Returns void unless the Xil_AssertWait variable is true, in which +* case no return is made and an infinite loop is entered. +* +******************************************************************************/ +#define Xil_AssertNonvoidAlways() \ +{ \ + Xil_Assert(__FILE__, __LINE__); \ + Xil_AssertStatus = XIL_ASSERT_OCCURRED; \ + return 0; \ +} + + +#else + +#define Xil_AssertVoid(Expression) +#define Xil_AssertVoidAlways() +#define Xil_AssertNonvoid(Expression) +#define Xil_AssertNonvoidAlways() + +#endif + +/************************** Function Prototypes ******************************/ + +void Xil_AssertSetCallback(Xil_AssertCallback Routine); + +#ifdef __cplusplus +} +#endif + +#endif /* end of protection macro */ +/** +* @} End of "addtogroup common_assert_apis". +*/ |