/* $Id: xbasic_types.h,v 1.13 2005/09/26 19:11:51 trujillo Exp $ *//********************************************************************************       XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS"*       AS A COURTESY TO YOU, SOLELY FOR USE IN DEVELOPING PROGRAMS AND*       SOLUTIONS FOR XILINX DEVICES.  BY PROVIDING THIS DESIGN, CODE,*       OR INFORMATION AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE,*       APPLICATION OR STANDARD, XILINX IS MAKING NO REPRESENTATION*       THAT THIS IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT,*       AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE*       FOR YOUR IMPLEMENTATION.  XILINX EXPRESSLY DISCLAIMS ANY*       WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE*       IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR*       REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF*       INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS*       FOR A PARTICULAR PURPOSE.**       (c) Copyright 2002-2004 Xilinx Inc.*       All rights reserved.*******************************************************************************//*****************************************************************************//**** @file xbasic_types.h** This file contains basic types for Xilinx software IP.  These types do not* follow the standard naming convention with respect to using the component* name in front of each name because they are considered to be primitives.** @note** This file contains items which are architecture dependent.** <pre>* MODIFICATION HISTORY:** Ver   Who    Date   Changes* ----- ---- -------- -------------------------------------------------------* 1.00a rmm  12/14/01 First release*       rmm  05/09/03 Added "xassert always" macros to rid ourselves of diab*                     compiler warnings* 1.00a rpm  11/07/03 Added XNullHandler function as a stub interrupt handler* 1.00a rpm  07/21/04 Added XExceptionHandler typedef for processor exceptions* 1.00a xd   11/03/04 Improved support for doxygen.* </pre>*******************************************************************************/#ifndef XBASIC_TYPES_H      /* prevent circular inclusions */#define XBASIC_TYPES_H      /* by using protection macros */#ifdef __cplusplusextern "C" {#endif/***************************** Include Files *********************************//************************** Constant Definitions *****************************//** Xboolean true */#define XTRUE       1/** Xboolean false */#define XFALSE      0#ifndef NULL#define NULL 0#endif/** Null */#define XNULL NULL#define XCOMPONENT_IS_READY     0x11111111  /**< component has been initialized */#define XCOMPONENT_IS_STARTED   0x22222222  /**< component has been started *//* the following constants and declarations are for unit test purposes and are * designed to be used in test applications. */#define XTEST_PASSED    0#define XTEST_FAILED    1#define XASSERT_NONE     0#define XASSERT_OCCURRED 1extern unsigned int XAssertStatus;extern void XAssert(char *, int);/**************************** Type Definitions *******************************//** @name Primitive types * These primitive types are created for transportability. * They are dependent upon the target architecture. * @{ */typedef unsigned char   Xuint8;     /**< unsigned 8-bit */typedef char            Xint8;      /**< signed 8-bit */typedef unsigned short  Xuint16;    /**< unsigned 16-bit */typedef short           Xint16;     /**< signed 16-bit */typedef unsigned long   Xuint32;    /**< unsigned 32-bit */typedef long            Xint32;     /**< signed 32-bit */typedef float           Xfloat32;   /**< 32-bit floating point */typedef double          Xfloat64;   /**< 64-bit double precision floating point */typedef unsigned long   Xboolean;   /**< boolean (XTRUE or XFALSE) */typedef struct{    Xuint32 Upper;    Xuint32 Lower;} Xuint64;/*@}*//** * This data type defines an interrupt handler for a device. * The argument points to the instance of the component */typedef void (*XInterruptHandler)(void *InstancePtr);/** * This data type defines an exception handler for a processor. * The argument points to the instance of the component */typedef void (*XExceptionHandler)(void *InstancePtr);/** * This data type defines a callback to be invoked when an * assert occurs. The callback is invoked only when asserts are enabled */typedef void (*XAssertCallback)(char* FilenamePtr, int LineNumber);/***************** Macros (Inline Functions) Definitions *********************//*****************************************************************************//*** Return the most significant half of the 64 bit data type.** @param    x is the 64 bit word.** @return   The upper 32 bits of the 64 bit word.** @note     None.*******************************************************************************/#define XUINT64_MSW(x) ((x).Upper)/*****************************************************************************//*** Return the least significant half of the 64 bit data type.** @param    x is the 64 bit word.** @return   The lower 32 bits of the 64 bit word.** @note     None.*******************************************************************************/#define XUINT64_LSW(x) ((x).Lower)#ifndef NDEBUG/*****************************************************************************//*** This assert macro is to be used for functions that do not return anything* (void). This in conjunction with the XWaitInAssert boolean can be used to* accomodate tests so that asserts which fail allow execution to continue.** @param    expression is the expression to evaluate. If it evaluates to*           false, the assert occurs.** @return   Returns void unless the XWaitInAssert variable is true, in which*           case no return is made and an infinite loop is entered.** @note     None.*******************************************************************************/#define XASSERT_VOID(expression)                   \{                                                  \    if (expression)                                \    {                                              \        XAssertStatus = XASSERT_NONE;              \    }                                              \    else                                           \    {                                              \        XAssert(__FILE__, __LINE__);               \                XAssertStatus = XASSERT_OCCURRED;  \        return;                                    \    }                                              \}/*****************************************************************************//*** This assert macro is to be used for functions that do return a value. This in* conjunction with the XWaitInAssert boolean can be used to accomodate tests so* that asserts which fail allow execution to continue.** @param    expression is the expression to evaluate. If it evaluates to false,*           the assert occurs.** @return   Returns 0 unless the XWaitInAssert variable is true, in which case*           no return is made and an infinite loop is entered.** @note     None.*******************************************************************************/#define XASSERT_NONVOID(expression)                \{                                                  \    if (expression)                                \    {                                              \        XAssertStatus = XASSERT_NONE;              \    }                                              \    else                                           \    {                                              \        XAssert(__FILE__, __LINE__);               \                XAssertStatus = XASSERT_OCCURRED;  \        return 0;                                  \    }                                              \}/*****************************************************************************//*** Always assert. This assert macro is to be used for functions that do not* return anything (void). Use for instances where an assert should always* occur.** @return Returns void unless the XWaitInAssert variable is true, in which case*         no return is made and an infinite loop is entered.** @note   None.*******************************************************************************/#define XASSERT_VOID_ALWAYS()                      \{                                                  \   XAssert(__FILE__, __LINE__);                    \           XAssertStatus = XASSERT_OCCURRED;       \   return;                                         \}/*****************************************************************************//*** 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 XWaitInAssert variable is true, in which case*         no return is made and an infinite loop is entered.** @note   None.*******************************************************************************/#define XASSERT_NONVOID_ALWAYS()                   \{                                                  \   XAssert(__FILE__, __LINE__);                    \           XAssertStatus = XASSERT_OCCURRED;       \   return 0;                                       \}#else#define XASSERT_VOID(expression)#define XASSERT_VOID_ALWAYS()#define XASSERT_NONVOID(expression)#define XASSERT_NONVOID_ALWAYS()#endif/************************** Function Prototypes ******************************/void XAssertSetCallback(XAssertCallback Routine);void XNullHandler(void *NullParameter);#ifdef __cplusplus}#endif#endif          /* end of protection macro */