/* * RTLinux debug routines * * Written by Michael Barabanov * Copyright (C) Finite State Machine Labs Inc., 1998-1999 * Released under the terms of the GPL Version 2 * * Idea for debugpr from include/linux/sunrpc/debug.h * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de> * */#ifndef __RTL_DEBUG__#define __RTL_DEBUG__#define do_first(x) if (({static int __count=(x); __count-- > 0;}))#define do_every(x) if (({static unsigned __count=x; !(__count++ % x); }))#ifdef __KERNEL__#ifdef RTL_DEBUG_PRINT#define debugpr(format, args...)	rtl_printf(format, ## args)#else#define debugpr(format, args...)	do { ; } while (0)#endif#ifdef __i386__#define BREAKPOINT() asm("   int $3");#elif defined(__powerpc__)#define BREAKPOINT() asm(".long 0x7d821008");#elif defined(__alpha__)#define BREAKPOINT() asm("	bpt");#else#define BREAKPOINT() do { ; } while (0)#endif/* This will generate a breakpoint exception.  It can be used at the   beginning of a program to sync up with a debugger and can be used   otherwise as a quick means to stop program execution and "break" into   the debugger. */extern int rtl_debug_initialized;#define breakpoint() do { if (rtl_debug_initialized) BREAKPOINT(); } while (0)#endif /* __KERNEL__ */#endif /* __RTL_DEBUG__ */