log.c

source code of armboot for s3c4510

//-----------------------------------------------------------------------------
// Description : Log library
// Author      : Jongil Park <[e-mail]>
// Date        : 2002.06.14
// Revision    :
// 		[2001.5.21] 
//			   SetLogFileSizeThreahold API was added.
//			   GetLogFileSizeThreshold API was added.
//			   Log file spliting feature was added.
//-----------------------------------------------------------------------------


#include "armboot.h"
#include "log.h"
#include "linux/time.h"
// modified by choish
#if defined(CONFIG_S5N8947)
#include "s5n8947.h"
#endif
#if defined(CONFIG_S3C2500)
#include "s3c2500.h"
#endif
#if defined(CONFIG_S3C2510)
#include "s3c2510.h"
#endif
// choish end
static struct _LOG_INFO stLogInfo[] = {
	{"NODELAY", 	NODELAY},
	{"CRIT", 		CRIT},
	{"ERR", 		ERR},
	{"WARN", 		WARN},
	{"INFO", 		INFO},
	{"NOTICE", 		NOTICE},
	{"DEBUG", 		DEBUG},
	{"MSG", 		MSG},
	{"DUMPMSG", 	DUMPMSG},
	{"SM", 			SM},			// only for Sate Machine
	{"CALLID", 		CALLID},
	{"LOCAL1", 		LOCAL1},
	{"LOCAL2", 		LOCAL2},
	{"LOCAL3", 		LOCAL3},
	{"LOCAL4", 		LOCAL4},
	{"LOCAL5", 		LOCAL5},
	{"LOCAL6", 		LOCAL6},
	{"LOCAL7", 		LOCAL7},
	{"LOCAL8", 		LOCAL8},
	{"LOCAL9", 		LOCAL9}
};

static int		_nLogLevel;


//-----------------------------------------------------------------------------
// Function : log_init()
// Descript : initialize log libary
// Argument : void
// Return   : 
// 				1 Success, -1 Fail
// Revision :
//-----------------------------------------------------------------------------
int InitLog(void)
{
	int nLogLevel;
	int nRet;

	nLogLevel = ComputeLogLevel("NODELAY CRIT ERR WARN INFO NOTICE DEBUG MSG");
	nRet = OpenLog(nLogLevel);
	if(nRet < 0)
	{
		return -1;
	}
	else
	{
		return 1;
	}
}



/*********************************************************
    Procedure : Log()
	Description:
*********************************************************/

int _Log(int nLevel, char *cFormat,...)
{
	int 		i;
	va_list 	ap;
	char		printbuffer[CFG_PBSIZE];
	ulong		tNow;
	ulong		tData;
	ulong		tDiffTime;
	ulong		t1msec;
	ulong		tTime;
	ulong		tHour;
	ulong		tMin;
	ulong		tSec;
	ulong		tMsec;


	if(!(nLevel & _nLogLevel)) return 1;

	// 1 msec
	REG_READ(TIMER_TCNT_0, tNow);
	REG_READ(TIMER_TDATA_0, tData);

	tDiffTime = tData - tNow;
	t1msec = 1 / 1000;
	t1msec *= CFG_HZ;

	tTime = tDiffTime/t1msec;

	tHour = tTime/60*60*100;
	tMin = (tTime/60*100)%60;
	tSec = (tTime/100)%(60*60); 
	tMsec = tTime%100;
//	printf("[%ld:%ld:%ld.%ld] ", tHour, tMin, tSec, tMsec);

	va_start (ap, cFormat);
	i = vsprintf(printbuffer, cFormat, ap);
	va_end (ap);

	puts(printbuffer);
	return 1;
}

/*********************************************************
    Procedure : OpenLog()
	Description:
*********************************************************/

int OpenLog (int nLogLevel)
{
	_nLogLevel = nLogLevel;

	return 1;
}

/*********************************************************
    Procedure : ComputeLogLevel()
	Description:
*********************************************************/

int ComputeLogLevel(char *szLevelString)
{
	int i, j;

	for (i = 0, j = 0; i < NUM_OF_LOGLEVEL; i++) {
		if (strstr (szLevelString, stLogInfo[i].szLevelName)) {
			j |= stLogInfo[i].nLevelValue;
		}
	}

	return j;
}