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/*
* 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__ */
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