/*
* 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 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "rge.h"
/*
* Global variable for default debug flags
*/
uint32_t rge_debug;
/*
* Global mutex used by logging routines below
*/
kmutex_t rge_log_mutex[1];
/*
* Static data used by logging routines; protected by <rge_log_mutex>
*/
static struct {
const char *who;
const char *fmt;
int level;
} rge_log_data;
/*
* Backend print routine for all the routines below
*/
static void
rge_vprt(const char *fmt, va_list args)
{
char buf[128];
ASSERT(mutex_owned(rge_log_mutex));
(void) vsnprintf(buf, sizeof (buf), fmt, args);
cmn_err(rge_log_data.level, rge_log_data.fmt, rge_log_data.who, buf);
}
/*
* Report a run-time event (CE_NOTE, to console & log)
*/
void
rge_notice(rge_t *rgep, const char *fmt, ...)
{
va_list args;
mutex_enter(rge_log_mutex);
rge_log_data.who = rgep->ifname;
rge_log_data.fmt = "%s: %s";
rge_log_data.level = CE_NOTE;
va_start(args, fmt);
rge_vprt(fmt, args);
va_end(args);
mutex_exit(rge_log_mutex);
}
/*
* Log a run-time event (CE_NOTE, log only)
*/
void
rge_log(rge_t *rgep, const char *fmt, ...)
{
va_list args;
mutex_enter(rge_log_mutex);
rge_log_data.who = rgep->ifname;
rge_log_data.fmt = "!%s: %s";
rge_log_data.level = CE_NOTE;
va_start(args, fmt);
rge_vprt(fmt, args);
va_end(args);
mutex_exit(rge_log_mutex);
}
/*
* Log a run-time problem (CE_WARN, log only)
*/
void
rge_problem(rge_t *rgep, const char *fmt, ...)
{
va_list args;
mutex_enter(rge_log_mutex);
rge_log_data.who = rgep->ifname;
rge_log_data.fmt = "!%s: %s";
rge_log_data.level = CE_WARN;
va_start(args, fmt);
rge_vprt(fmt, args);
va_end(args);
mutex_exit(rge_log_mutex);
}
/*
* Log a programming error (CE_WARN, log only)
*/
void
rge_error(rge_t *rgep, const char *fmt, ...)
{
va_list args;
mutex_enter(rge_log_mutex);
rge_log_data.who = rgep->ifname;
rge_log_data.fmt = "!%s: %s";
rge_log_data.level = CE_WARN;
va_start(args, fmt);
rge_vprt(fmt, args);
va_end(args);
mutex_exit(rge_log_mutex);
}
#if RGE_DEBUGGING
static void
rge_prt(const char *fmt, ...)
{
va_list args;
ASSERT(mutex_owned(rge_log_mutex));
va_start(args, fmt);
rge_vprt(fmt, args);
va_end(args);
mutex_exit(rge_log_mutex);
}
void
(*rge_gdb(void))(const char *fmt, ...)
{
mutex_enter(rge_log_mutex);
rge_log_data.who = "rge";
rge_log_data.fmt = "?%s: %s\n";
rge_log_data.level = CE_CONT;
return (rge_prt);
}
void
(*rge_db(rge_t *rgep))(const char *fmt, ...)
{
mutex_enter(rge_log_mutex);
rge_log_data.who = rgep->ifname;
rge_log_data.fmt = "?%s: %s\n";
rge_log_data.level = CE_CONT;
return (rge_prt);
}
/*
* Dump a chunk of memory, 16 bytes at a time
*/
static void
minidump(rge_t *rgep, const char *caption, void *dp, uint_t len)
{
uint32_t buf[4];
uint32_t nbytes;
rge_log(rgep, "%d bytes of %s at address %p:-", len, caption, dp);
for (len = MIN(len, rgep->rxbuf_size); len != 0; len -= nbytes) {
nbytes = MIN(len, sizeof (buf));
bzero(buf, sizeof (buf));
bcopy(dp, buf, nbytes);
rge_log(rgep, "%08x %08x %08x %08x",
buf[0], buf[1], buf[2], buf[3]);
dp = (caddr_t)dp + nbytes;
}
}
void
rge_pkt_dump(rge_t *rgep, rge_bd_t *hrbdp, sw_rbd_t *srbdp, const char *msg)
{
rge_problem(rgep, "driver-detected hardware error: %s", msg);
minidump(rgep, "hardware descriptor", hrbdp, sizeof (*hrbdp));
rge_log(rgep, "PCI address %lx flags_len 0x%x"
"vlan_tag 0x%x",
hrbdp->host_buf_addr,
hrbdp->flags_len,
hrbdp->vlan_tag);
if (srbdp != NULL) {
minidump(rgep, "software descriptor", srbdp, sizeof (*srbdp));
rge_log(rgep, "PCI address %llx buffer len 0x%x token 0x%x",
srbdp->rx_buf->pbuf.cookie.dmac_laddress,
srbdp->rx_buf->pbuf.alength,
srbdp->rx_buf->pbuf.token);
minidump(rgep, "packet data", srbdp->rx_buf->pbuf.mem_va,
hrbdp->flags_len & RBD_LEN_MASK);
}
}
void
rge_dbg_enter(rge_t *rgep, const char *s)
{
uint32_t debug;
debug = rgep != NULL ? rgep->debug : rge_debug;
if (debug & RGE_DBG_STOP) {
cmn_err(CE_CONT, "rge_dbg_enter(%p): %s\n", (void *)rgep, s);
debug_enter("");
}
}
#endif /* RGE_DEBUGGING */