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1275 |
phoenix |
/*
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* Copyright (C) 1993-1996 Bas Laarhoven,
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* (C) 1996-1997 Claus-Justus Heine.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Source: /home/marcus/revision_ctrl_test/oc_cvs/cvs/or1k/linux/linux-2.4/drivers/char/ftape/lowlevel/ftape-tracing.c,v $
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* $Revision: 1.1.1.1 $
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* $Date: 2004-04-15 02:02:42 $
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*
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* This file contains the reading code
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* for the QIC-117 floppy-tape driver for Linux.
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*/
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#include <linux/ftape.h>
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#include "../lowlevel/ftape-tracing.h"
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/* Global vars.
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*/
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/* tracing
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* set it to: to log :
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* 0 bugs
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* 1 + errors
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* 2 + warnings
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* 3 + information
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* 4 + more information
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* 5 + program flow
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* 6 + fdc/dma info
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* 7 + data flow
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* 8 + everything else
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*/
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ft_trace_t ftape_tracing = ft_t_info; /* Default level: information and up */
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int ftape_function_nest_level;
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/* Local vars.
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*/
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static __u8 trace_id;
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static char spacing[] = "* ";
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void ftape_trace_call(const char *file, const char *name)
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{
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char *indent;
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/* Since printk seems not to work with "%*s" format
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* we'll use this work-around.
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*/
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if (ftape_function_nest_level < 0) {
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printk(KERN_INFO "function nest level (%d) < 0\n",
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ftape_function_nest_level);
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ftape_function_nest_level = 0;
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}
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if (ftape_function_nest_level < sizeof(spacing)) {
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indent = (spacing +
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sizeof(spacing) - 1 -
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ftape_function_nest_level);
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} else {
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indent = spacing;
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}
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printk(KERN_INFO "[%03d]%s+%s (%s)\n",
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(int) trace_id++, indent, file, name);
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}
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void ftape_trace_exit(const char *file, const char *name)
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{
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char *indent;
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/* Since printk seems not to work with "%*s" format
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* we'll use this work-around.
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*/
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if (ftape_function_nest_level < 0) {
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printk(KERN_INFO "function nest level (%d) < 0\n", ftape_function_nest_level);
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ftape_function_nest_level = 0;
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}
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if (ftape_function_nest_level < sizeof(spacing)) {
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indent = (spacing +
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sizeof(spacing) - 1 -
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ftape_function_nest_level);
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} else {
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indent = spacing;
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}
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printk(KERN_INFO "[%03d]%s-%s (%s)\n",
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(int) trace_id++, indent, file, name);
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}
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void ftape_trace_log(const char *file, const char *function)
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{
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char *indent;
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/* Since printk seems not to work with "%*s" format
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* we'll use this work-around.
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*/
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if (ftape_function_nest_level < 0) {
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printk(KERN_INFO "function nest level (%d) < 0\n", ftape_function_nest_level);
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ftape_function_nest_level = 0;
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}
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if (ftape_function_nest_level < sizeof(spacing)) {
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indent = (spacing +
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sizeof(spacing) - 1 -
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ftape_function_nest_level);
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} else {
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indent = spacing;
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}
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printk(KERN_INFO "[%03d]%s%s (%s) - ",
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(int) trace_id++, indent, file, function);
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}
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