leonbare_debug.h

这是leon3处理器的交叉编译链

#ifndef __LEONBARE_KERNEL_DEBUG_H__
#define __LEONBARE_KERNEL_DEBUG_H__

#include <asm-leon/leondbg.h>

//#define LBDEBUG_DO_DEBUG
//#define LBDEBUG_DO_ASSERT

#define LBDEBUG_ASSERT_NR (1<<0)
#define LBDEBUG_FNCALL_NR (1<<1)
#define LBDEBUG_FNEXIT_NR (1<<2)
#define LBDEBUG_SCHED_NR (1<<3)
#define LBDEBUG_QUEUE_NR (1<<4)

#define LBDEBUG_PRINTF leonbare_debug_printf

#ifdef LBDEBUG_DO_DEBUG
extern int leonbare_debug;
# define PDEBUG_FLAGS_CHECK(c) ((c)&leonbare_debug)
# define PDEBUG_FLAGS_SET(c) leonbare_debug |= c
#else
# define PDEBUG_FLAGS_CHECK(c) 0
# define PDEBUG_FLAGS_SET(c) 
#endif

#ifdef LBDEBUG_DO_DEBUG
# define LBDEBUG(x, fmt, args...) do { if (PDEBUG_FLAGS_CHECK(x)) { LBDEBUG_PRINTF(fmt,args); } } while(0)
#else
# define LBDEBUG(x, fmt, args...) 
#endif

#ifdef LBDEBUG_DO_ASSERT
# define LBPASSERT(x, fmt, args...) if (!(x)) { LBDEBUG_PRINTF(fmt,args); while(1); }
#else
# define LBPASSERT(x, fmt, args...) 
#endif

#define LBDEBUG_HEADER(code)                                                    \
  if (PDEBUG_FLAGS_CHECK(code)) {                                               \
    register unsigned int _GETSP asm("sp");                                     \
    LBDEBUG_PRINTF("[sp:%08x self(%08x):", _GETSP, LEONBARE_KR_CURRENT);        \
    LBDEBUG_PRINTF("%10s",LEONBARE_TH_NAME_DBG(LEONBARE_KR_CURRENT));           \
    LBDEBUG_PRINTF(" %03d @ %28s()]:" , __LINE__,__FUNCTION__); \
  }

#define LBDEBUG_HEADER_PRINTF(code,fmt,args...)                                 \
  if (PDEBUG_FLAGS_CHECK(code)) {                                               \
    LBDEBUG_HEADER(code);                                                       \
    LBDEBUG_PRINTF(fmt,args);                                                   \
  }

#define LBDEBUG_FNCALL LBDEBUG_HEADER_PRINTF(LBDEBUG_FNCALL_NR,"enter\n",0)
#define LBDEBUG_FNEXIT LBDEBUG_HEADER_PRINTF(LBDEBUG_FNEXIT_NR,"exit\n",0)

#ifndef __ASSEMBLER__

int leonbare_debug_printf(const char *fmt, ...);

#endif

#endif