dmfe_log.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1994-2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/dmfe_impl.h>
/*
* Debug flags
*/
#if DMFEDEBUG
uint32_t dmfe_debug = 0;
#endif /* DMFEDEBUG */
/*
* ========== Message printing & debug routines ==========
*/
static struct {
kmutex_t mutex[1];
const char *ifname;
const char *fmt;
int level;
} prtdata;
void
dmfe_log_init()
{
mutex_init(prtdata.mutex, NULL, MUTEX_DRIVER, NULL);
}
void
dmfe_log_fini()
{
mutex_destroy(prtdata.mutex);
}
/*
* Backend print routine for all the routines below
*/
static void
dmfe_vprt(const char *fmt, va_list args)
{
char buf[128];
ASSERT(mutex_owned(prtdata.mutex));
(void) vsnprintf(buf, sizeof (buf), fmt, args);
cmn_err(prtdata.level, prtdata.fmt, prtdata.ifname, buf);
}
#if DMFEDEBUG
static void
dmfe_prt(const char *fmt, ...)
{
va_list args;
ASSERT(mutex_owned(prtdata.mutex));
va_start(args, fmt);
dmfe_vprt(fmt, args);
va_end(args);
mutex_exit(prtdata.mutex);
}
void
(*dmfe_db(dmfe_t *dmfep))(const char *fmt, ...)
{
mutex_enter(prtdata.mutex);
prtdata.ifname = dmfep->ifname;
prtdata.fmt = "^%s: %s\n";
prtdata.level = CE_CONT;
return (dmfe_prt);
}
void
(*dmfe_gdb())(const char *fmt, ...)
{
mutex_enter(prtdata.mutex);
prtdata.ifname = "dmfe";
prtdata.fmt = "^%s: %s\n";
prtdata.level = CE_CONT;
return (dmfe_prt);
}
#endif /* DMFEDEBUG */
/*
* Report a run-time error (CE_WARN, to console & log)
* Also logs all the chip's operating registers
*/
void
dmfe_warning(dmfe_t *dmfep, const char *fmt, ...)
{
va_list args;
uint32_t reg;
int i;
mutex_enter(prtdata.mutex);
prtdata.ifname = dmfep->ifname;
prtdata.fmt = "%s: %s";
prtdata.level = CE_WARN;
va_start(args, fmt);
dmfe_vprt(fmt, args);
va_end(args);
/*
* Record all the chip registers in the logfile
*/
for (i = 0; i < 16; ++i) {
reg = dmfe_chip_get32(dmfep, 8*i);
cmn_err(CE_NOTE, "!%s: CR%d\t%08x", dmfep->ifname, i, reg);
}
mutex_exit(prtdata.mutex);
}
/*
* Log a programming error (CE_WARN, log only)
*/
void
dmfe_error(dmfe_t *dmfep, const char *fmt, ...)
{
va_list args;
mutex_enter(prtdata.mutex);
prtdata.ifname = dmfep->ifname;
prtdata.fmt = "!%s: %s";
prtdata.level = CE_WARN;
va_start(args, fmt);
dmfe_vprt(fmt, args);
va_end(args);
mutex_exit(prtdata.mutex);
}
/*
* Report a run-time event (CE_NOTE, to console & log)
*/
void
dmfe_notice(dmfe_t *dmfep, const char *fmt, ...)
{
va_list args;
mutex_enter(prtdata.mutex);
prtdata.ifname = dmfep->ifname;
prtdata.fmt = "%s: %s";
prtdata.level = CE_NOTE;
va_start(args, fmt);
dmfe_vprt(fmt, args);
va_end(args);
mutex_exit(prtdata.mutex);
}
/*
* Log a run-time event (CE_NOTE, log only)
*/
void
dmfe_log(dmfe_t *dmfep, const char *fmt, ...)
{
va_list args;
mutex_enter(prtdata.mutex);
prtdata.ifname = dmfep->ifname;
prtdata.fmt = "!%s: %s";
prtdata.level = CE_NOTE;
va_start(args, fmt);
dmfe_vprt(fmt, args);
va_end(args);
mutex_exit(prtdata.mutex);
}