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/*
* Copyright (C) 1993-1995 Bas Laarhoven.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* This file contains the reading code
* for the QIC-117 floppy-tape driver for Linux.
*/
#include <linux/ftape.h>
#include "tracing.h"
/* Global vars.
*/
/* tracing
* set it to: to get:
* 0 bugs
* 1 + errors
* 2 + warnings
* 3 + information
* 4 + more information
* 5 + program flow
* 6 + fdc/dma info
* 7 + data flow
* 8 + everything else
*/
int tracing = 3; /* Default level: report only errors */
#ifndef NO_TRACE_AT_ALL
byte trace_id = 0;
int function_nest_level = 0;
/* Local vars.
*/
static char spacing[] = "* ";
int trace_call(int level, char *file, char *name)
{
char *indent;
if (tracing >= level && level <= TOP_LEVEL) {
/* Since printk seems not to work with "%*s" format
* we'll use this work-around.
*/
if (function_nest_level < sizeof(spacing)) {
indent = spacing + sizeof(spacing) - 1 - function_nest_level;
} else {
indent = spacing;
}
printk(KERN_INFO "[%03d]%s+%s (%s)\n", (int) trace_id++, indent, file, name);
}
return function_nest_level++;
}
void trace_exit(int level, char *file, char *name)
{
char *indent;
if (tracing >= level && level <= TOP_LEVEL) {
/* Since printk seems not to work with "%*s" format
* we'll use this work-around.
*/
if (function_nest_level < sizeof(spacing)) {
indent = spacing + sizeof(spacing) - 1 - function_nest_level;
} else {
indent = spacing;
}
printk(KERN_INFO "[%03d]%s-%s (%s)\n", (int) trace_id++, indent, file, name);
}
}
void trace_log(char *file, char *name)
{
char *indent;
/* Since printk seems not to work with "%*s" format
* we'll use this work-around.
*/
if (function_nest_level < sizeof(spacing)) {
indent = spacing + sizeof(spacing) - 1 - function_nest_level;
} else {
indent = spacing;
}
printk(KERN_INFO "[%03d]%s%s (%s) - ", (int) trace_id++, indent, file, name);
}
#endif /* NO_TRACE_AT_ALL */
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