/*
* Copyright (c) 2006-2007 The Regents of the University of California.
* Copyright (c) 2004-2009 Voltaire, Inc. All rights reserved.
* Copyright (c) 2002-2010 Mellanox Technologies LTD. All rights reserved.
* Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
* Copyright (c) 2009 HNR Consulting. All rights reserved.
* Copyright (c) 2011 Lawrence Livermore National Security. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
/**
* Define common functions which can be included in the various C based diags.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <sys/types.h>
#include <unistd.h>
#include <ctype.h>
#include <config.h>
#include <getopt.h>
#include <limits.h>
#include <sys/stat.h>
#include <stdarg.h>
#include <infiniband/umad.h>
#include <infiniband/mad.h>
#include <ibdiag_common.h>
#include <ibdiag_version.h>
int ibverbose;
enum MAD_DEST ibd_dest_type = IB_DEST_LID;
ib_portid_t *ibd_sm_id;
static ib_portid_t sm_portid = { 0 };
/* general config options */
#define IBDIAG_CONFIG_GENERAL IBDIAG_CONFIG_PATH"/ibdiag.conf"
char *ibd_ca = NULL;
int ibd_ca_port = 0;
int ibd_timeout = 0;
uint32_t ibd_ibnetdisc_flags = IBND_CONFIG_MLX_EPI;
uint64_t ibd_mkey;
uint64_t ibd_sakey = 0;
int show_keys = 0;
char *ibd_nd_format = NULL;
static const char *prog_name;
static const char *prog_args;
static const char **prog_examples;
static struct option *long_opts = NULL;
static const struct ibdiag_opt *opts_map[256];
static const char *get_build_version(void)
{
return "BUILD VERSION: " IBDIAG_VERSION;
}
static void pretty_print(int start, int width, const char *str)
{
int len = width - start;
const char *p, *e;
while (1) {
while (isspace(*str))
str++;
p = str;
do {
e = p + 1;
p = strchr(e, ' ');
} while (p && p - str < len);
if (!p) {
fprintf(stderr, "%s", str);
break;
}
if (e - str == 1)
e = p;
fprintf(stderr, "%.*s\n%*s", (int)(e - str), str, start, "");
str = e;
}
}
static inline int val_str_true(const char *val_str)
{
return ((strncmp(val_str, "TRUE", strlen("TRUE")) == 0) ||
(strncmp(val_str, "true", strlen("true")) == 0));
}
void read_ibdiag_config(const char *file)
{
char buf[1024];
char orig_buf[1024];
FILE *config_fd = NULL;
char *p_prefix, *p_last;
char *name;
char *val_str;
struct stat statbuf;
/* silently ignore missing config file */
if (stat(file, &statbuf))
return;
config_fd = fopen(file, "r");
if (!config_fd)
return;
while (fgets(buf, sizeof buf, config_fd) != NULL) {
p_prefix = strtok_r(buf, "\n", &p_last);
if (!p_prefix)
continue; /* ignore blank lines */
if (*p_prefix == '#')
continue; /* ignore comment lines */
strlcpy(orig_buf, buf, sizeof(orig_buf));
name = strtok_r(p_prefix, "=", &p_last);
val_str = strtok_r(NULL, "\n", &p_last);
if (!name || !val_str) {
fprintf(stderr, "%s: malformed line in \"%s\":\n%s\n",
prog_name, file, orig_buf);
continue;
}
if (strncmp(name, "CA", strlen("CA")) == 0) {
free(ibd_ca);
ibd_ca = strdup(val_str);
} else if (strncmp(name, "Port", strlen("Port")) == 0) {
ibd_ca_port = strtoul(val_str, NULL, 0);
} else if (strncmp(name, "timeout", strlen("timeout")) == 0) {
ibd_timeout = strtoul(val_str, NULL, 0);
} else if (strncmp(name, "MLX_EPI", strlen("MLX_EPI")) == 0) {
if (val_str_true(val_str)) {
ibd_ibnetdisc_flags |= IBND_CONFIG_MLX_EPI;
} else {
ibd_ibnetdisc_flags &= ~IBND_CONFIG_MLX_EPI;
}
} else if (strncmp(name, "m_key", strlen("m_key")) == 0) {
ibd_mkey = strtoull(val_str, 0, 0);
} else if (strncmp(name, "sa_key",
strlen("sa_key")) == 0) {
ibd_sakey = strtoull(val_str, 0, 0);
} else if (strncmp(name, "nd_format",
strlen("nd_format")) == 0) {
free(ibd_nd_format);
ibd_nd_format = strdup(val_str);
}
}
fclose(config_fd);
}
void ibdiag_show_usage()
{
struct option *o = long_opts;
int n;
fprintf(stderr, "\nUsage: %s [options] %s\n\n", prog_name,
prog_args ? prog_args : "");
if (long_opts[0].name)
fprintf(stderr, "Options:\n");
for (o = long_opts; o->name; o++) {
const struct ibdiag_opt *io = opts_map[o->val];
n = fprintf(stderr, " --%s", io->name);
if (isprint(io->letter))
n += fprintf(stderr, ", -%c", io->letter);
if (io->has_arg)
n += fprintf(stderr, " %s",
io->arg_tmpl ? io->arg_tmpl : "<val>");
if (io->description && *io->description) {
n += fprintf(stderr, "%*s ", 24 - n > 0 ? 24 - n : 0,
"");
pretty_print(n, 74, io->description);
}
fprintf(stderr, "\n");
}
if (prog_examples) {
const char **p;
fprintf(stderr, "\nExamples:\n");
for (p = prog_examples; *p && **p; p++)
fprintf(stderr, " %s %s\n", prog_name, *p);
}
fprintf(stderr, "\n");
exit(2);
}
static int process_opt(int ch, char *optarg)
{
char *endp;
long val;
switch (ch) {
case 'z':
read_ibdiag_config(optarg);
break;
case 'h':
ibdiag_show_usage();
break;
case 'V':
fprintf(stderr, "%s %s\n", prog_name, get_build_version());
exit(0);
case 'e':
madrpc_show_errors(1);
break;
case 'v':
ibverbose++;
break;
case 'd':
ibdebug++;
madrpc_show_errors(1);
umad_debug(ibdebug - 1);
break;
case 'C':
ibd_ca = optarg;
break;
case 'P':
ibd_ca_port = strtoul(optarg, 0, 0);
if (ibd_ca_port < 0)
IBEXIT("cannot resolve CA port %d", ibd_ca_port);
break;
case 'D':
ibd_dest_type = IB_DEST_DRPATH;
break;
case 'L':
ibd_dest_type = IB_DEST_LID;
break;
case 'G':
ibd_dest_type = IB_DEST_GUID;
break;
case 't':
errno = 0;
val = strtol(optarg, &endp, 0);
if (errno || (endp && *endp != '\0') || val <= 0 ||
val > INT_MAX)
IBEXIT("Invalid timeout \"%s\". Timeout requires a "
"positive integer value < %d.", optarg, INT_MAX);
else {
madrpc_set_timeout((int)val);
ibd_timeout = (int)val;
}
break;
case 's':
/* srcport is not required when resolving via IB_DEST_LID */
if (resolve_portid_str(ibd_ca, ibd_ca_port, &sm_portid, optarg,
IB_DEST_LID, 0, NULL) < 0)
IBEXIT("cannot resolve SM destination port %s",
optarg);
ibd_sm_id = &sm_portid;
break;
case 'K':
show_keys = 1;
break;
case 'y':
errno = 0;
ibd_mkey = strtoull(optarg, &endp, 0);
if (errno || *endp != '\0') {
errno = 0;
ibd_mkey = strtoull(getpass("M_Key: "), &endp, 0);
if (errno || *endp != '\0') {
IBEXIT("Bad M_Key");
}
}
break;
default:
return -1;
}
return 0;
}
static const struct ibdiag_opt common_opts[] = {
{"config", 'z', 1, "<config>", "use config file, default: " IBDIAG_CONFIG_GENERAL},
{"Ca", 'C', 1, "<ca>", "Ca name to use"},
{"Port", 'P', 1, "<port>", "Ca port number to use"},
{"Direct", 'D', 0, NULL, "use Direct address argument"},
{"Lid", 'L', 0, NULL, "use LID address argument"},
{"Guid", 'G', 0, NULL, "use GUID address argument"},
{"timeout", 't', 1, "<ms>", "timeout in ms"},
{"sm_port", 's', 1, "<lid>", "SM port lid"},
{"show_keys", 'K', 0, NULL, "display security keys in output"},
{"m_key", 'y', 1, "<key>", "M_Key to use in request"},
{"errors", 'e', 0, NULL, "show send and receive errors"},
{"verbose", 'v', 0, NULL, "increase verbosity level"},
{"debug", 'd', 0, NULL, "raise debug level"},
{"help", 'h', 0, NULL, "help message"},
{"version", 'V', 0, NULL, "show version"},
{0}
};
static void make_opt(struct option *l, const struct ibdiag_opt *o,
const struct ibdiag_opt *map[])
{
l->name = o->name;
l->has_arg = o->has_arg;
l->flag = NULL;
l->val = o->letter;
if (!map[l->val])
map[l->val] = o;
}
static struct option *make_long_opts(const char *exclude_str,
const struct ibdiag_opt *custom_opts,
const struct ibdiag_opt *map[])
{
struct option *long_opts, *l;
const struct ibdiag_opt *o;
unsigned n = 0;
if (custom_opts)
for (o = custom_opts; o->name; o++)
n++;
long_opts = malloc((sizeof(common_opts) / sizeof(common_opts[0]) + n) *
sizeof(*long_opts));
if (!long_opts)
return NULL;
l = long_opts;
if (custom_opts)
for (o = custom_opts; o->name; o++)
make_opt(l++, o, map);
for (o = common_opts; o->name; o++) {
if (exclude_str && strchr(exclude_str, o->letter))
continue;
make_opt(l++, o, map);
}
memset(l, 0, sizeof(*l));
return long_opts;
}
static void make_str_opts(const struct option *o, char *p, unsigned size)
{
unsigned i, n = 0;
for (n = 0; o->name && n + 2 + o->has_arg < size; o++) {
p[n++] = (char)o->val;
for (i = 0; i < (unsigned)o->has_arg; i++)
p[n++] = ':';
}
p[n] = '\0';
}
int ibdiag_process_opts(int argc, char *const argv[], void *cxt,
const char *exclude_common_str,
const struct ibdiag_opt custom_opts[],
int (*custom_handler) (void *cxt, int val,
char *optarg),
const char *usage_args, const char *usage_examples[])
{
char str_opts[1024];
const struct ibdiag_opt *o;
prog_name = argv[0];
prog_args = usage_args;
prog_examples = usage_examples;
if (long_opts)
free(long_opts);
long_opts = make_long_opts(exclude_common_str, custom_opts, opts_map);
if (!long_opts)
return -1;
read_ibdiag_config(IBDIAG_CONFIG_GENERAL);
make_str_opts(long_opts, str_opts, sizeof(str_opts));
while (1) {
int ch = getopt_long(argc, argv, str_opts, long_opts, NULL);
if (ch == -1)
break;
o = opts_map[ch];
if (!o)
ibdiag_show_usage();
if (custom_handler) {
if (custom_handler(cxt, ch, optarg) &&
process_opt(ch, optarg))
ibdiag_show_usage();
} else if (process_opt(ch, optarg))
ibdiag_show_usage();
}
return 0;
}
void ibexit(const char *fn, char *msg, ...)
{
char buf[512];
va_list va;
int n;
va_start(va, msg);
n = vsprintf(buf, msg, va);
va_end(va);
buf[n] = 0;
if (ibdebug)
printf("%s: iberror: [pid %d] %s: failed: %s\n",
prog_name ? prog_name : "", getpid(), fn, buf);
else
printf("%s: iberror: failed: %s\n",
prog_name ? prog_name : "", buf);
exit(-1);
}
char *
conv_cnt_human_readable(uint64_t val64, float *val, int data)
{
uint64_t tmp = val64;
int ui = 0;
int div = 1;
tmp /= 1024;
while (tmp) {
ui++;
tmp /= 1024;
div *= 1024;
}
*val = (float)(val64);
if (data) {
*val *= 4;
if (*val/div > 1024) {
ui++;
div *= 1024;
}
}
*val /= div;
if (data) {
switch (ui) {
case 0:
return ("B");
case 1:
return ("KB");
case 2:
return ("MB");
case 3:
return ("GB");
case 4:
return ("TB");
case 5:
return ("PB");
case 6:
return ("EB");
default:
return ("");
}
} else {
switch (ui) {
case 0:
return ("");
case 1:
return ("K");
case 2:
return ("M");
case 3:
return ("G");
case 4:
return ("T");
case 5:
return ("P");
case 6:
return ("E");
default:
return ("");
}
}
return ("");
}
int is_port_info_extended_supported(ib_portid_t * dest, int port,
struct ibmad_port *srcport)
{
uint8_t data[IB_SMP_DATA_SIZE] = { 0 };
uint32_t cap_mask;
uint16_t cap_mask2;
if (!smp_query_via(data, dest, IB_ATTR_PORT_INFO, port, 0, srcport))
IBEXIT("port info query failed");
mad_decode_field(data, IB_PORT_CAPMASK_F, &cap_mask);
if (cap_mask & CL_NTOH32(IB_PORT_CAP_HAS_CAP_MASK2)) {
mad_decode_field(data, IB_PORT_CAPMASK2_F, &cap_mask2);
if (!(cap_mask2 &
CL_NTOH16(IB_PORT_CAP2_IS_PORT_INFO_EXT_SUPPORTED))) {
IBWARN("port info capability mask2 = 0x%x doesn't"
" indicate PortInfoExtended support", cap_mask2);
return 0;
}
} else {
IBWARN("port info capability mask2 not supported");
return 0;
}
return 1;
}
int is_mlnx_ext_port_info_supported(uint32_t vendorid,
uint16_t devid)
{
if (ibd_ibnetdisc_flags & IBND_CONFIG_MLX_EPI) {
if ((devid >= 0xc738 && devid <= 0xc73b) || devid == 0xcb20 || devid == 0xcf08 ||
((vendorid == 0x119f) &&
/* Bull SwitchX */
(devid == 0x1b02 || devid == 0x1b50 ||
/* Bull SwitchIB and SwitchIB2 */
devid == 0x1ba0 ||
(devid >= 0x1bd0 && devid <= 0x1bd5))))
return 1;
if ((devid >= 0x1003 && devid <= 0x1017) ||
((vendorid == 0x119f) &&
/* Bull ConnectX3 */
(devid == 0x1b33 || devid == 0x1b73 ||
devid == 0x1b40 || devid == 0x1b41 ||
devid == 0x1b60 || devid == 0x1b61 ||
/* Bull ConnectIB */
devid == 0x1b83 ||
devid == 0x1b93 || devid == 0x1b94 ||
/* Bull ConnectX4 */
devid == 0x1bb4 || devid == 0x1bb5 ||
devid == 0x1bc4)))
return 1;
}
return 0;
}
/** =========================================================================
* Resolve the SM portid using the umad layer rather than using
* ib_resolve_smlid_via which requires a PortInfo query on the local port.
*/
int resolve_sm_portid(char *ca_name, uint8_t portnum, ib_portid_t *sm_id)
{
umad_port_t port;
int rc;
if (!sm_id)
return (-1);
if ((rc = umad_get_port(ca_name, portnum, &port)) < 0)
return rc;
memset(sm_id, 0, sizeof(*sm_id));
sm_id->lid = port.sm_lid;
sm_id->sl = port.sm_sl;
umad_release_port(&port);
return 0;
}
/** =========================================================================
* Resolve local CA characteristics using the umad layer rather than using
* ib_resolve_self_via which requires SMP queries on the local port.
*/
int resolve_self(char *ca_name, uint8_t ca_port, ib_portid_t *portid,
int *portnum, ibmad_gid_t *gid)
{
umad_port_t port;
uint64_t prefix, guid;
int rc;
if (!(portid || portnum || gid))
return (-1);
if ((rc = umad_get_port(ca_name, ca_port, &port)) < 0)
return rc;
if (portid) {
memset(portid, 0, sizeof(*portid));
portid->lid = port.base_lid;
portid->sl = port.sm_sl;
}
if (portnum)
*portnum = port.portnum;
if (gid) {
memset(gid, 0, sizeof(*gid));
prefix = cl_ntoh64(port.gid_prefix);
guid = cl_ntoh64(port.port_guid);
mad_encode_field(*gid, IB_GID_PREFIX_F, &prefix);
mad_encode_field(*gid, IB_GID_GUID_F, &guid);
}
umad_release_port(&port);
return 0;
}
int resolve_gid(char *ca_name, uint8_t ca_port, ib_portid_t * portid,
ibmad_gid_t gid, ib_portid_t * sm_id,
const struct ibmad_port *srcport)
{
ib_portid_t sm_portid;
char buf[IB_SA_DATA_SIZE] = { 0 };
if (!sm_id) {
sm_id = &sm_portid;
if (resolve_sm_portid(ca_name, ca_port, sm_id) < 0)
return -1;
}
if ((portid->lid =
ib_path_query_via(srcport, gid, gid, sm_id, buf)) < 0)
return -1;
return 0;
}
int resolve_guid(char *ca_name, uint8_t ca_port, ib_portid_t *portid,
uint64_t *guid, ib_portid_t *sm_id,
const struct ibmad_port *srcport)
{
ib_portid_t sm_portid;
uint8_t buf[IB_SA_DATA_SIZE] = { 0 };
uint64_t prefix;
ibmad_gid_t selfgid;
if (!sm_id) {
sm_id = &sm_portid;
if (resolve_sm_portid(ca_name, ca_port, sm_id) < 0)
return -1;
}
if (resolve_self(ca_name, ca_port, NULL, NULL, &selfgid) < 0)
return -1;
memcpy(&prefix, portid->gid, sizeof(prefix));
if (!prefix)
mad_set_field64(portid->gid, 0, IB_GID_PREFIX_F,
IB_DEFAULT_SUBN_PREFIX);
if (guid)
mad_set_field64(portid->gid, 0, IB_GID_GUID_F, *guid);
if ((portid->lid =
ib_path_query_via(srcport, selfgid, portid->gid, sm_id, buf)) < 0)
return -1;
mad_decode_field(buf, IB_SA_PR_SL_F, &portid->sl);
return 0;
}
/*
* Callers of this function should ensure their ibmad_port has been opened with
* IB_SA_CLASS as this function may require the SA to resolve addresses.
*/
int resolve_portid_str(char *ca_name, uint8_t ca_port, ib_portid_t * portid,
char *addr_str, enum MAD_DEST dest_type,
ib_portid_t *sm_id, const struct ibmad_port *srcport)
{
ibmad_gid_t gid;
uint64_t guid;
int lid;
char *routepath;
ib_portid_t selfportid = { 0 };
int selfport = 0;
memset(portid, 0, sizeof *portid);
switch (dest_type) {
case IB_DEST_LID:
lid = strtol(addr_str, 0, 0);
if (!IB_LID_VALID(lid))
return -1;
return ib_portid_set(portid, lid, 0, 0);
case IB_DEST_DRPATH:
if (str2drpath(&portid->drpath, addr_str, 0, 0) < 0)
return -1;
return 0;
case IB_DEST_GUID:
if (!(guid = strtoull(addr_str, 0, 0)))
return -1;
/* keep guid in portid? */
return resolve_guid(ca_name, ca_port, portid, &guid, sm_id,
srcport);
case IB_DEST_DRSLID:
lid = strtol(addr_str, &routepath, 0);
routepath++;
if (!IB_LID_VALID(lid))
return -1;
ib_portid_set(portid, lid, 0, 0);
/* handle DR parsing and set DrSLID to local lid */
if (resolve_self(ca_name, ca_port, &selfportid, &selfport,
NULL) < 0)
return -1;
if (str2drpath(&portid->drpath, routepath, selfportid.lid, 0) <
0)
return -1;
return 0;
case IB_DEST_GID:
if (inet_pton(AF_INET6, addr_str, &gid) <= 0)
return -1;
return resolve_gid(ca_name, ca_port, portid, gid, sm_id,
srcport);
default:
IBWARN("bad dest_type %d", dest_type);
}
return -1;
}
static unsigned int get_max_width(unsigned int num)
{
unsigned r = 0; /* 1x */
if (num & 8)
r = 3; /* 12x */
else {
if (num & 4)
r = 2; /* 8x */
else if (num & 2)
r = 1; /* 4x */
else if (num & 0x10)
r = 4; /* 2x */
}
return (1 << r);
}
static unsigned int get_max(unsigned int num)
{
unsigned r = 0; // r will be lg(num)
while (num >>= 1) // unroll for more speed...
r++;
return (1 << r);
}
void get_max_msg(char *width_msg, char *speed_msg, int msg_size, ibnd_port_t * port)
{
char buf[64];
uint32_t max_speed = 0;
uint32_t cap_mask, rem_cap_mask, fdr10;
uint8_t *info = NULL;
uint32_t max_width = get_max_width(mad_get_field(port->info, 0,
IB_PORT_LINK_WIDTH_SUPPORTED_F)
& mad_get_field(port->remoteport->info, 0,
IB_PORT_LINK_WIDTH_SUPPORTED_F));
if ((max_width & mad_get_field(port->info, 0,
IB_PORT_LINK_WIDTH_ACTIVE_F)) == 0)
// we are not at the max supported width
// print what we could be at.
snprintf(width_msg, msg_size, "Could be %s",
mad_dump_val(IB_PORT_LINK_WIDTH_ACTIVE_F,
buf, 64, &max_width));
if (port->node->type == IB_NODE_SWITCH) {
if (port->node->ports[0])
info = (uint8_t *)&port->node->ports[0]->info;
}
else
info = (uint8_t *)&port->info;
if (info)
cap_mask = mad_get_field(info, 0, IB_PORT_CAPMASK_F);
else
cap_mask = 0;
info = NULL;
if (port->remoteport->node->type == IB_NODE_SWITCH) {
if (port->remoteport->node->ports[0])
info = (uint8_t *)&port->remoteport->node->ports[0]->info;
} else
info = (uint8_t *)&port->remoteport->info;
if (info)
rem_cap_mask = mad_get_field(info, 0, IB_PORT_CAPMASK_F);
else
rem_cap_mask = 0;
if (cap_mask & CL_NTOH32(IB_PORT_CAP_HAS_EXT_SPEEDS) &&
rem_cap_mask & CL_NTOH32(IB_PORT_CAP_HAS_EXT_SPEEDS))
goto check_ext_speed;
check_fdr10_supp:
fdr10 = (mad_get_field(port->ext_info, 0,
IB_MLNX_EXT_PORT_LINK_SPEED_SUPPORTED_F) & FDR10)
&& (mad_get_field(port->remoteport->ext_info, 0,
IB_MLNX_EXT_PORT_LINK_SPEED_SUPPORTED_F) & FDR10);
if (fdr10)
goto check_fdr10_active;
max_speed = get_max(mad_get_field(port->info, 0,
IB_PORT_LINK_SPEED_SUPPORTED_F)
& mad_get_field(port->remoteport->info, 0,
IB_PORT_LINK_SPEED_SUPPORTED_F));
if ((max_speed & mad_get_field(port->info, 0,
IB_PORT_LINK_SPEED_ACTIVE_F)) == 0)
// we are not at the max supported speed
// print what we could be at.
snprintf(speed_msg, msg_size, "Could be %s",
mad_dump_val(IB_PORT_LINK_SPEED_ACTIVE_F,
buf, 64, &max_speed));
return;
check_ext_speed:
if (mad_get_field(port->info, 0,
IB_PORT_LINK_SPEED_EXT_SUPPORTED_F) == 0 ||
mad_get_field(port->remoteport->info, 0,
IB_PORT_LINK_SPEED_EXT_SUPPORTED_F) == 0)
goto check_fdr10_supp;
max_speed = get_max(mad_get_field(port->info, 0,
IB_PORT_LINK_SPEED_EXT_SUPPORTED_F)
& mad_get_field(port->remoteport->info, 0,
IB_PORT_LINK_SPEED_EXT_SUPPORTED_F));
if ((max_speed & mad_get_field(port->info, 0,
IB_PORT_LINK_SPEED_EXT_ACTIVE_F)) == 0)
// we are not at the max supported extended speed
// print what we could be at.
snprintf(speed_msg, msg_size, "Could be %s",
mad_dump_val(IB_PORT_LINK_SPEED_EXT_ACTIVE_F,
buf, 64, &max_speed));
return;
check_fdr10_active:
if ((mad_get_field(port->ext_info, 0,
IB_MLNX_EXT_PORT_LINK_SPEED_ACTIVE_F) & FDR10) == 0) {
/* Special case QDR to try to avoid confusion with FDR10 */
if (mad_get_field(port->info, 0, IB_PORT_LINK_SPEED_ACTIVE_F) == 4) /* QDR (10.0 Gbps) */
snprintf(speed_msg, msg_size,
"Could be FDR10 (Found link at QDR but expected speed is FDR10)");
else
snprintf(speed_msg, msg_size, "Could be FDR10");
}
}
int vsnprint_field(char *buf, size_t n, enum MAD_FIELDS f, int spacing,
const char *format, va_list va_args)
{
int len, i, ret;
len = strlen(mad_field_name(f));
if (len + 2 > n || spacing + 1 > n)
return 0;
strncpy(buf, mad_field_name(f), n);
buf[len] = ':';
for (i = len+1; i < spacing+1; i++) {
buf[i] = '.';
}
ret = vsnprintf(&buf[spacing+1], n - spacing, format, va_args);
if (ret >= n - spacing)
buf[n] = '\0';
return ret + spacing;
}
int snprint_field(char *buf, size_t n, enum MAD_FIELDS f, int spacing,
const char *format, ...)
{
va_list val;
int ret;
va_start(val, format);
ret = vsnprint_field(buf, n, f, spacing, format, val);
va_end(val);
return ret;
}
void dump_portinfo(void *pi, int tabs)
{
int field, i;
char val[64];
char buf[1024];
for (field = IB_PORT_FIRST_F; field < IB_PORT_LAST_F; field++) {
for (i=0;i<tabs;i++)
printf("\t");
if (field == IB_PORT_MKEY_F && show_keys == 0) {
snprint_field(buf, 1024, field, 32, NOT_DISPLAYED_STR);
} else {
mad_decode_field(pi, field, val);
if (!mad_dump_field(field, buf, 1024, val))
return;
}
printf("%s\n", buf);
}
for (field = IB_PORT_CAPMASK2_F;
field < IB_PORT_LINK_SPEED_EXT_LAST_F; field++) {
for (i=0;i<tabs;i++)
printf("\t");
mad_decode_field(pi, field, val);
if (!mad_dump_field(field, buf, 1024, val))
return;
printf("%s\n", buf);
}
}
op_fn_t *match_op(const match_rec_t match_tbl[], char *name)
{
const match_rec_t *r;
for (r = match_tbl; r->name; r++)
if (!strcasecmp(r->name, name) ||
(r->alias && !strcasecmp(r->alias, name)))
return r->fn;
return NULL;
}