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      1 /*	$NetBSD: cmds.c,v 1.13 2011/08/14 17:57:44 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Andrew Doran.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*-
     33  * Copyright (c) 1999 Michael Smith
     34  * All rights reserved.
     35  *
     36  * Redistribution and use in source and binary forms, with or without
     37  * modification, are permitted provided that the following conditions
     38  * are met:
     39  * 1. Redistributions of source code must retain the above copyright
     40  *    notice, this list of conditions and the following disclaimer.
     41  * 2. Redistributions in binary form must reproduce the above copyright
     42  *    notice, this list of conditions and the following disclaimer in the
     43  *    documentation and/or other materials provided with the distribution.
     44  *
     45  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     46  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     47  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     48  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     49  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     50  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     51  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     53  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     54  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     55  * SUCH DAMAGE.
     56  *
     57  * from FreeBSD: command.c,v 1.2 2000/04/11 23:04:17 msmith Exp
     58  */
     59 
     60 #ifndef lint
     61 #include <sys/cdefs.h>
     62 __RCSID("$NetBSD: cmds.c,v 1.13 2011/08/14 17:57:44 christos Exp $");
     63 #endif /* not lint */
     64 
     65 #include <sys/types.h>
     66 #include <sys/ioctl.h>
     67 #include <sys/queue.h>
     68 #include <sys/endian.h>
     69 
     70 #include <dev/ic/mlxreg.h>
     71 #include <dev/ic/mlxio.h>
     72 
     73 #include <err.h>
     74 #include <fcntl.h>
     75 #include <stdio.h>
     76 #include <stdlib.h>
     77 #include <string.h>
     78 #include <unistd.h>
     79 
     80 #include "extern.h"
     81 
     82 static void	cmd_status0(struct mlx_disk *);
     83 static void	cmd_check0(struct mlx_disk *);
     84 static void	cmd_detach0(struct mlx_disk *);
     85 
     86 static struct	mlx_rebuild_status rs;
     87 static int	rstatus;
     88 
     89 static struct {
     90 	int	hwid;
     91 	const char	*name;
     92 } const mlx_ctlr_names[] = {
     93 	{ 0x00, "960E/960M" },
     94 	{ 0x01,	"960P/PD" },
     95 	{ 0x02,	"960PL" },
     96 	{ 0x10,	"960PG" },
     97 	{ 0x11,	"960PJ" },
     98 	{ 0x12,	"960PR" },
     99 	{ 0x13,	"960PT" },
    100 	{ 0x14,	"960PTL0" },
    101 	{ 0x15,	"960PRL" } ,
    102 	{ 0x16,	"960PTL1" },
    103 	{ 0x20,	"1100PVX" },
    104 	{ -1,	NULL },
    105 };
    106 
    107 /*
    108  * Status output
    109  */
    110 static void
    111 cmd_status0(struct mlx_disk *md)
    112 {
    113 	int result;
    114 
    115 	result = md->hwunit;
    116 	if (ioctl(mlxfd, MLXD_STATUS, &result) < 0)
    117 		err(EXIT_FAILURE, "ioctl(MLXD_STATUS)");
    118 
    119 	switch(result) {
    120 	case MLX_SYSD_ONLINE:
    121 		printf("%s: online\n", md->name);
    122 		break;
    123 
    124 	case MLX_SYSD_CRITICAL:
    125 		printf("%s: critical\n", md->name);
    126 		if (!rstatus)
    127 			rstatus = 1;
    128 		break;
    129 
    130 	case MLX_SYSD_OFFLINE:
    131 		printf("%s: offline\n", md->name);
    132 		rstatus = 2;
    133 		break;
    134 
    135 	default:
    136 		printf("%s: unknown status 0x%02x\n", md->name, result);
    137 		break;
    138 	}
    139 
    140 	/* Rebuild/check in progress on this drive? */
    141 	if (rs.rs_drive == md->hwunit &&
    142 	    rs.rs_code != MLX_REBUILDSTAT_IDLE) {
    143 		switch(rs.rs_code) {
    144 		case MLX_REBUILDSTAT_REBUILDCHECK:
    145 			printf(" [consistency check");
    146 			break;
    147 
    148 		case MLX_REBUILDSTAT_ADDCAPACITY:
    149 			printf(" [add capacity");
    150 			break;
    151 
    152 		case MLX_REBUILDSTAT_ADDCAPACITYINIT:
    153 			printf(" [add capacity init");
    154 			break;
    155 
    156 		default:
    157 			printf(" [unknown operation");
    158 			break;
    159 		}
    160 
    161 		printf(": %d/%d, %d%% complete]\n", rs.rs_remaining, rs.rs_size,
    162 		   ((rs.rs_size - rs.rs_remaining) / (rs.rs_size / 100)));
    163 	}
    164 }
    165 
    166 int
    167 cmd_status(char **argv)
    168 {
    169 
    170 	if (ioctl(mlxfd, MLX_REBUILDSTAT, &rs) < 0)
    171 		err(EXIT_FAILURE, "ioctl(MLX_REBUILDSTAT)");
    172 
    173 	mlx_disk_iterate(cmd_status0);
    174 	return (rstatus);
    175 }
    176 
    177 /*
    178  * Display controller status.
    179  */
    180 int
    181 cmd_cstatus(char **argv)
    182 {
    183 	struct mlx_enquiry2 enq;
    184 	struct mlx_phys_drv pd;
    185 	static char buf[80];
    186 	const char *model;
    187 	int channel, target;
    188 	size_t i;
    189 
    190 	model = NULL;	/* XXXGCC -Wuninitialized */
    191 
    192 	for (i = 0; i < sizeof(mlx_ctlr_names) / sizeof(mlx_ctlr_names[0]); i++)
    193 		if (ci.ci_hardware_id == mlx_ctlr_names[i].hwid) {
    194 			model = mlx_ctlr_names[i].name;
    195 			break;
    196 		}
    197 
    198 	if (i == sizeof(mlx_ctlr_names) / sizeof(mlx_ctlr_names[0])) {
    199 		snprintf(buf, sizeof(buf), " model 0x%x", ci.ci_hardware_id);
    200 		model = buf;
    201 	}
    202 
    203 	printf("DAC%s, %d channel%s, firmware %d.%02d-%c-%02d",
    204 	    model, ci.ci_nchan,
    205 	    ci.ci_nchan > 1 ? "s" : "",
    206 	    ci.ci_firmware_id[0], ci.ci_firmware_id[1],
    207 	    ci.ci_firmware_id[3], ci.ci_firmware_id[2]);
    208 	if (ci.ci_mem_size != 0)
    209 		printf(", %dMB RAM", ci.ci_mem_size >> 20);
    210 	printf("\n");
    211 
    212 	if (verbosity > 0 && ci.ci_iftype > 1) {
    213 		uint32_t hid, sid;
    214 
    215 		mlx_enquiry(&enq);
    216 		memcpy(&hid, enq.me_hardware_id, sizeof(hid));
    217 		memcpy(&sid, enq.me_firmware_id, sizeof(sid));
    218 
    219 		printf("  Hardware ID\t\t\t0x%08x\n", le32toh(hid));
    220 		printf("  Firmware ID\t\t\t0x%08x\n", le32toh(sid));
    221 		printf("  Configured/Actual channels\t%d/%d\n",
    222 		    enq.me_configured_channels, enq.me_actual_channels);
    223 		printf("  Max Targets\t\t\t%d\n", enq.me_max_targets);
    224 		printf("  Max Tags\t\t\t%d\n", enq.me_max_tags);
    225 		printf("  Max System Drives\t\t%d\n", enq.me_max_sys_drives);
    226 		printf("  Max Arms\t\t\t%d\n", enq.me_max_arms);
    227 		printf("  Max Spans\t\t\t%d\n", enq.me_max_spans);
    228 		printf("  DRAM/cache/flash/NVRAM size\t%d/%d/%d/%d\n",
    229 		    le32toh(enq.me_mem_size), le32toh(enq.me_cache_size),
    230 		    le32toh(enq.me_flash_size), le32toh(enq.me_nvram_size));
    231 		printf("  DRAM type\t\t\t%d\n", le16toh(enq.me_mem_type));
    232 		printf("  Clock Speed\t\t\t%dns\n",
    233 		    le16toh(enq.me_clock_speed));
    234 		printf("  Hardware Speed\t\t%dns\n",
    235 		    le16toh(enq.me_hardware_speed));
    236 		printf("  Max Commands\t\t\t%d\n",
    237 		    le16toh(enq.me_max_commands));
    238 		printf("  Max SG Entries\t\t%d\n", le16toh(enq.me_max_sg));
    239 		printf("  Max DP\t\t\t%d\n", le16toh(enq.me_max_dp));
    240 		printf("  Max IOD\t\t\t%d\n", le16toh(enq.me_max_iod));
    241 		printf("  Max Comb\t\t\t%d\n", le16toh(enq.me_max_comb));
    242 		printf("  Latency\t\t\t%ds\n", enq.me_latency);
    243 		printf("  SCSI Timeout\t\t\t%ds\n", enq.me_scsi_timeout);
    244 		printf("  Min Free Lines\t\t%d\n",
    245 		    le16toh(enq.me_min_freelines));
    246 		printf("  Rate Constant\t\t\t%d\n", enq.me_rate_const);
    247 		printf("  MAXBLK\t\t\t%d\n", le16toh(enq.me_maxblk));
    248 		printf("  Blocking Factor\t\t%d sectors\n",
    249 		    le16toh(enq.me_blocking_factor));
    250 		printf("  Cache Line Size\t\t%d blocks\n",
    251 		    le16toh(enq.me_cacheline));
    252 		printf("  SCSI Capability\t\t%s%dMHz, %d bit\n",
    253 		      enq.me_scsi_cap & (1<<4) ? "differential " : "",
    254 		      (1 << ((enq.me_scsi_cap >> 2) & 3)) * 10,
    255 		      8 << (enq.me_scsi_cap & 0x3));
    256 		printf("  Firmware Build Number\t\t%d\n",
    257 		    le16toh(enq.me_firmware_build));
    258 		printf("  Fault Management Type\t\t%d\n",
    259 		    enq.me_fault_mgmt_type);
    260 #if 0
    261 		printf("  Features\t\t\t%b\n", enq.me_firmware_features,
    262 		      "\20\4Background Init\3Read Ahead\2MORE\1Cluster\n");
    263 #endif
    264 	} else if (verbosity > 0 && ci.ci_iftype == 1)
    265 		warnx("can't be verbose for this firmware level");
    266 
    267 	fflush(stdout);
    268 
    269 	if (ci.ci_firmware_id[0] < 3) {
    270 		warnx("can't display physical drives for this firmware level");
    271 		return (0);
    272 	}
    273 
    274 	/*
    275 	 * Fetch and print physical drive data.
    276 	 */
    277 	for (channel = 0; channel < enq.me_configured_channels; channel++) {
    278 		for (target = 0; target < enq.me_max_targets; target++)
    279 			if (mlx_get_device_state(channel, target, &pd) == 0 &&
    280 			    (pd.pd_flags1 & MLX_PHYS_DRV_PRESENT) != 0)
    281 				mlx_print_phys_drv(&pd, channel, target, "  ");
    282 	}
    283 
    284 	return (0);
    285 }
    286 
    287 /*
    288  * Recscan for new or changed system drives.
    289  */
    290 int
    291 cmd_rescan(char **argv)
    292 {
    293 
    294 	if (ioctl(mlxfd, MLX_RESCAN_DRIVES) < 0)
    295 		err(EXIT_FAILURE, "rescan failed");
    296 	return (0);
    297 }
    298 
    299 /*
    300  * Detach one or more system drives from a controller.
    301  */
    302 static void
    303 cmd_detach0(struct mlx_disk *md)
    304 {
    305 
    306 	if (ioctl(mlxfd, MLXD_DETACH, &md->hwunit) < 0)
    307 		warn("can't detach %s", md->name);
    308 }
    309 
    310 int
    311 cmd_detach(char **argv)
    312 {
    313 
    314 	mlx_disk_iterate(cmd_detach0);
    315 	return (0);
    316 }
    317 
    318 /*
    319  * Initiate a consistency check on a system drive.
    320  */
    321 static void
    322 cmd_check0(struct mlx_disk *md)
    323 {
    324 	int result;
    325 
    326 	if (ioctl(mlxfd, MLXD_CHECKASYNC, &result) == 0)
    327 		return;
    328 
    329 	switch (result) {
    330 	case 0x0002:
    331 		warnx("one or more of the SCSI disks on which %s", md->name);
    332 		warnx("depends is DEAD.");
    333 		break;
    334 
    335 	case 0x0105:
    336 		warnx("drive %s is invalid, or not a drive which ", md->name);
    337 		warnx("can be checked.");
    338 		break;
    339 
    340 	case 0x0106:
    341 		warnx("drive rebuild or consistency check is already ");
    342 		warnx("in progress on this controller.");
    343 		break;
    344 
    345 	default:
    346 		err(EXIT_FAILURE, "ioctl(MLXD_CHECKASYNC)");
    347 		/* NOTREACHED */
    348 	}
    349 }
    350 
    351 int
    352 cmd_check(char **argv)
    353 {
    354 
    355 	if (ci.ci_firmware_id[0] < 3) {
    356 		warnx("action not supported by this firmware version");
    357 		return (1);
    358 	}
    359 
    360 	mlx_disk_iterate(cmd_check0);
    361 	return (0);
    362 }
    363 
    364 /*
    365  * Initiate a physical drive rebuild.
    366  */
    367 int
    368 cmd_rebuild(char **argv)
    369 {
    370 	struct mlx_rebuild_request rb;
    371 	char *p;
    372 
    373 	if (ci.ci_firmware_id[0] < 3) {
    374 		warnx("action not supported by this firmware version");
    375 		return (1);
    376 	}
    377 
    378 	if (argv[0] == NULL || argv[1] != NULL)
    379 		usage();
    380 
    381 	rb.rr_channel = (int)strtol(*argv, &p, 0);
    382 	if (p[0] != ':' || p[1] == '\0')
    383 		usage();
    384 
    385 	rb.rr_target = (int)strtol(*argv, &p, 0);
    386 	if (p[0] != '\0')
    387 		usage();
    388 
    389 	if (ioctl(mlxfd, MLX_REBUILDASYNC, &rb) == 0)
    390 		return (0);
    391 
    392 	switch (rb.rr_status) {
    393 	case 0x0002:
    394 		warnx("the drive at %d:%d is already ONLINE", rb.rr_channel,
    395 		    rb.rr_target);
    396 		break;
    397 
    398 	case 0x0004:
    399 		warnx("drive failed during rebuild");
    400 		break;
    401 
    402 	case 0x0105:
    403 		warnx("there is no drive at %d:%d", rb.rr_channel,
    404 		    rb.rr_target);
    405 		break;
    406 
    407 	case 0x0106:
    408 		warnx("drive rebuild or consistency check is already in ");
    409 		warnx("progress on this controller");
    410 		break;
    411 
    412 	default:
    413 		err(EXIT_FAILURE, "ioctl(MLXD_CHECKASYNC)");
    414 		/* NOTREACHED */
    415 	}
    416 
    417 	return(0);
    418 }
    419