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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "bge_impl.h"
/*
* Global variable for default debug flags
*/
uint32_t bge_debug;
/*
* Global mutex used by logging routines below
*/
kmutex_t bge_log_mutex[1];
/*
* Static data used by logging routines; protected by <bge_log_mutex>
*/
static struct {
const char *who;
const char *fmt;
int level;
} bge_log_data;
/*
* Backend print routine for all the routines below
*/
static void
bge_vprt(const char *fmt, va_list args)
{
char buf[128];
ASSERT(mutex_owned(bge_log_mutex));
(void) vsnprintf(buf, sizeof (buf), fmt, args);
cmn_err(bge_log_data.level, bge_log_data.fmt, bge_log_data.who, buf);
}
/*
* Log a run-time event (CE_NOTE, log only)
*/
void
bge_log(bge_t *bgep, const char *fmt, ...)
{
va_list args;
mutex_enter(bge_log_mutex);
bge_log_data.who = bgep->ifname;
bge_log_data.fmt = "!%s: %s";
bge_log_data.level = CE_NOTE;
va_start(args, fmt);
bge_vprt(fmt, args);
va_end(args);
mutex_exit(bge_log_mutex);
}
/*
* Log a run-time problem (CE_WARN, log only)
*/
void
bge_problem(bge_t *bgep, const char *fmt, ...)
{
va_list args;
mutex_enter(bge_log_mutex);
bge_log_data.who = bgep->ifname;
bge_log_data.fmt = "!%s: %s";
bge_log_data.level = CE_WARN;
va_start(args, fmt);
bge_vprt(fmt, args);
va_end(args);
mutex_exit(bge_log_mutex);
}
/*
* Log a programming error (CE_WARN, log only)
*/
void
bge_error(bge_t *bgep, const char *fmt, ...)
{
va_list args;
mutex_enter(bge_log_mutex);
bge_log_data.who = bgep->ifname;
bge_log_data.fmt = "!%s: %s";
bge_log_data.level = CE_WARN;
va_start(args, fmt);
bge_vprt(fmt, args);
va_end(args);
mutex_exit(bge_log_mutex);
}
void
bge_fm_ereport(bge_t *bgep, char *detail)
{
uint64_t ena;
char buf[FM_MAX_CLASS];
(void) snprintf(buf, FM_MAX_CLASS, "%s.%s", DDI_FM_DEVICE, detail);
ena = fm_ena_generate(0, FM_ENA_FMT1);
if (DDI_FM_EREPORT_CAP(bgep->fm_capabilities)) {
ddi_fm_ereport_post(bgep->devinfo, buf, ena, DDI_NOSLEEP,
FM_VERSION, DATA_TYPE_UINT8, FM_EREPORT_VERS0, NULL);
}
}
#if BGE_DEBUGGING
static void
bge_prt(const char *fmt, ...)
{
va_list args;
ASSERT(mutex_owned(bge_log_mutex));
va_start(args, fmt);
bge_vprt(fmt, args);
va_end(args);
mutex_exit(bge_log_mutex);
}
void
(*bge_gdb(void))(const char *fmt, ...)
{
mutex_enter(bge_log_mutex);
bge_log_data.who = "bge";
bge_log_data.fmt = "?%s: %s\n";
bge_log_data.level = CE_CONT;
return (bge_prt);
}
void
(*bge_db(bge_t *bgep))(const char *fmt, ...)
{
mutex_enter(bge_log_mutex);
bge_log_data.who = bgep->ifname;
bge_log_data.fmt = "?%s: %s\n";
bge_log_data.level = CE_CONT;
return (bge_prt);
}
/*
* Dump a chunk of memory, 16 bytes at a time
*/
static void
minidump(bge_t *bgep, const char *caption, void *dp, uint_t len)
{
uint32_t buf[4];
uint32_t nbytes;
bge_log(bgep, "%d bytes of %s at address %p:-", len, caption, dp);
for (len = MIN(len, BGE_STD_BUFF_SIZE); len != 0; len -= nbytes) {
nbytes = MIN(len, sizeof (buf));
bzero(buf, sizeof (buf));
bcopy(dp, buf, nbytes);
bge_log(bgep, "%08x %08x %08x %08x",
buf[0], buf[1], buf[2], buf[3]);
dp = (caddr_t)dp + nbytes;
}
}
void
bge_pkt_dump(bge_t *bgep, bge_rbd_t *hrbdp, sw_rbd_t *srbdp, const char *msg)
{
bge_problem(bgep, "driver-detected hardware error: %s", msg);
minidump(bgep, "hardware descriptor", hrbdp, sizeof (*hrbdp));
bge_log(bgep, "PCI address %llx packet len 0x%x token 0x%x "
"flags 0x%x index 0x%x",
hrbdp->host_buf_addr,
hrbdp->len,
hrbdp->opaque,
hrbdp->flags,
hrbdp->index);
if (srbdp != NULL) {
minidump(bgep, "software descriptor", srbdp, sizeof (*srbdp));
bge_log(bgep, "PCI address %llx buffer len 0x%x token 0x%x",
srbdp->pbuf.cookie.dmac_laddress,
srbdp->pbuf.alength,
srbdp->pbuf.token);
minidump(bgep, "packet data", srbdp->pbuf.mem_va, hrbdp->len);
}
}
void
bge_dbg_enter(bge_t *bgep, const char *s)
{
uint32_t debug;
debug = bgep != NULL ? bgep->debug : bge_debug;
if (debug & BGE_DBG_STOP) {
cmn_err(CE_CONT, "bge_dbg_enter(%p): %s\n", (void *)bgep, s);
debug_enter("");
}
}
#endif /* BGE_DEBUGGING */
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