1009ea47eSEdward Tomasz Napierala /* 2009ea47eSEdward Tomasz Napierala * Copyright (c) 1997-2007 Kenneth D. Merry 3009ea47eSEdward Tomasz Napierala * Copyright (c) 2012 The FreeBSD Foundation 4009ea47eSEdward Tomasz Napierala * All rights reserved. 5009ea47eSEdward Tomasz Napierala * 6009ea47eSEdward Tomasz Napierala * Portions of this software were developed by Edward Tomasz Napierala 7009ea47eSEdward Tomasz Napierala * under sponsorship from the FreeBSD Foundation. 8009ea47eSEdward Tomasz Napierala * 9009ea47eSEdward Tomasz Napierala * Redistribution and use in source and binary forms, with or without 10009ea47eSEdward Tomasz Napierala * modification, are permitted provided that the following conditions 11009ea47eSEdward Tomasz Napierala * are met: 12009ea47eSEdward Tomasz Napierala * 1. Redistributions of source code must retain the above copyright 13009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer. 14009ea47eSEdward Tomasz Napierala * 2. Redistributions in binary form must reproduce the above copyright 15009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer in the 16009ea47eSEdward Tomasz Napierala * documentation and/or other materials provided with the distribution. 17009ea47eSEdward Tomasz Napierala * 3. The name of the author may not be used to endorse or promote products 18009ea47eSEdward Tomasz Napierala * derived from this software without specific prior written permission. 19009ea47eSEdward Tomasz Napierala * 20009ea47eSEdward Tomasz Napierala * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21009ea47eSEdward Tomasz Napierala * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22009ea47eSEdward Tomasz Napierala * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23009ea47eSEdward Tomasz Napierala * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24009ea47eSEdward Tomasz Napierala * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25009ea47eSEdward Tomasz Napierala * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26009ea47eSEdward Tomasz Napierala * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27009ea47eSEdward Tomasz Napierala * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28009ea47eSEdward Tomasz Napierala * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29009ea47eSEdward Tomasz Napierala * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30009ea47eSEdward Tomasz Napierala * SUCH DAMAGE. 31009ea47eSEdward Tomasz Napierala */ 32009ea47eSEdward Tomasz Napierala 33009ea47eSEdward Tomasz Napierala #include <sys/cdefs.h> 34009ea47eSEdward Tomasz Napierala __FBSDID("$FreeBSD$"); 35009ea47eSEdward Tomasz Napierala 36009ea47eSEdward Tomasz Napierala #include <sys/ioctl.h> 37009ea47eSEdward Tomasz Napierala #include <sys/stdint.h> 38009ea47eSEdward Tomasz Napierala #include <sys/types.h> 39009ea47eSEdward Tomasz Napierala #include <sys/endian.h> 40009ea47eSEdward Tomasz Napierala #include <sys/sbuf.h> 41009ea47eSEdward Tomasz Napierala 42009ea47eSEdward Tomasz Napierala #include <stdio.h> 43009ea47eSEdward Tomasz Napierala #include <stdlib.h> 44009ea47eSEdward Tomasz Napierala #include <string.h> 45009ea47eSEdward Tomasz Napierala #include <unistd.h> 46009ea47eSEdward Tomasz Napierala #include <inttypes.h> 47009ea47eSEdward Tomasz Napierala #include <limits.h> 48009ea47eSEdward Tomasz Napierala #include <fcntl.h> 49009ea47eSEdward Tomasz Napierala #include <err.h> 50009ea47eSEdward Tomasz Napierala 51009ea47eSEdward Tomasz Napierala #include <cam/cam.h> 52009ea47eSEdward Tomasz Napierala #include <cam/cam_debug.h> 53009ea47eSEdward Tomasz Napierala #include <cam/cam_ccb.h> 54009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_all.h> 55009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_da.h> 56009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_pass.h> 57009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_message.h> 58009ea47eSEdward Tomasz Napierala #include <cam/scsi/smp_all.h> 59009ea47eSEdward Tomasz Napierala #include <cam/ata/ata_all.h> 60009ea47eSEdward Tomasz Napierala #include <camlib.h> 61009ea47eSEdward Tomasz Napierala 62009ea47eSEdward Tomasz Napierala #include "iscsictl.h" 63009ea47eSEdward Tomasz Napierala 64009ea47eSEdward Tomasz Napierala void 65009ea47eSEdward Tomasz Napierala print_periphs(int session_id) 66009ea47eSEdward Tomasz Napierala { 67009ea47eSEdward Tomasz Napierala union ccb ccb; 68009ea47eSEdward Tomasz Napierala int bufsize, fd; 69009ea47eSEdward Tomasz Napierala unsigned int i; 70009ea47eSEdward Tomasz Napierala int skip_bus, skip_device; 71009ea47eSEdward Tomasz Napierala 72009ea47eSEdward Tomasz Napierala if ((fd = open(XPT_DEVICE, O_RDWR)) == -1) { 73009ea47eSEdward Tomasz Napierala warn("couldn't open %s", XPT_DEVICE); 74009ea47eSEdward Tomasz Napierala return; 75009ea47eSEdward Tomasz Napierala } 76009ea47eSEdward Tomasz Napierala 77009ea47eSEdward Tomasz Napierala /* 78009ea47eSEdward Tomasz Napierala * First, iterate over the whole list to find the bus. 79009ea47eSEdward Tomasz Napierala */ 80009ea47eSEdward Tomasz Napierala 81009ea47eSEdward Tomasz Napierala bzero(&ccb, sizeof(union ccb)); 82009ea47eSEdward Tomasz Napierala 83009ea47eSEdward Tomasz Napierala ccb.ccb_h.path_id = CAM_XPT_PATH_ID; 84009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_id = CAM_TARGET_WILDCARD; 85009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_lun = CAM_LUN_WILDCARD; 86009ea47eSEdward Tomasz Napierala 87009ea47eSEdward Tomasz Napierala ccb.ccb_h.func_code = XPT_DEV_MATCH; 88009ea47eSEdward Tomasz Napierala bufsize = sizeof(struct dev_match_result) * 100; 89009ea47eSEdward Tomasz Napierala ccb.cdm.match_buf_len = bufsize; 90009ea47eSEdward Tomasz Napierala ccb.cdm.matches = (struct dev_match_result *)malloc(bufsize); 91009ea47eSEdward Tomasz Napierala if (ccb.cdm.matches == NULL) { 92009ea47eSEdward Tomasz Napierala warnx("can't malloc memory for matches"); 93009ea47eSEdward Tomasz Napierala close(fd); 94009ea47eSEdward Tomasz Napierala return; 95009ea47eSEdward Tomasz Napierala } 96009ea47eSEdward Tomasz Napierala ccb.cdm.num_matches = 0; 97009ea47eSEdward Tomasz Napierala 98009ea47eSEdward Tomasz Napierala /* 99009ea47eSEdward Tomasz Napierala * We fetch all nodes, since we display most of them in the default 100009ea47eSEdward Tomasz Napierala * case, and all in the verbose case. 101009ea47eSEdward Tomasz Napierala */ 102009ea47eSEdward Tomasz Napierala ccb.cdm.num_patterns = 0; 103009ea47eSEdward Tomasz Napierala ccb.cdm.pattern_buf_len = 0; 104009ea47eSEdward Tomasz Napierala 105*7dc06c97SAlexander Motin skip_bus = 1; 106*7dc06c97SAlexander Motin skip_device = 1; 107*7dc06c97SAlexander Motin 108009ea47eSEdward Tomasz Napierala /* 109009ea47eSEdward Tomasz Napierala * We do the ioctl multiple times if necessary, in case there are 110009ea47eSEdward Tomasz Napierala * more than 100 nodes in the EDT. 111009ea47eSEdward Tomasz Napierala */ 112009ea47eSEdward Tomasz Napierala do { 113009ea47eSEdward Tomasz Napierala if (ioctl(fd, CAMIOCOMMAND, &ccb) == -1) { 114009ea47eSEdward Tomasz Napierala warn("error sending CAMIOCOMMAND ioctl"); 115009ea47eSEdward Tomasz Napierala break; 116009ea47eSEdward Tomasz Napierala } 117009ea47eSEdward Tomasz Napierala 118009ea47eSEdward Tomasz Napierala if ((ccb.ccb_h.status != CAM_REQ_CMP) 119009ea47eSEdward Tomasz Napierala || ((ccb.cdm.status != CAM_DEV_MATCH_LAST) 120009ea47eSEdward Tomasz Napierala && (ccb.cdm.status != CAM_DEV_MATCH_MORE))) { 121009ea47eSEdward Tomasz Napierala warnx("got CAM error %#x, CDM error %d\n", 122009ea47eSEdward Tomasz Napierala ccb.ccb_h.status, ccb.cdm.status); 123009ea47eSEdward Tomasz Napierala break; 124009ea47eSEdward Tomasz Napierala } 125009ea47eSEdward Tomasz Napierala 126009ea47eSEdward Tomasz Napierala for (i = 0; i < ccb.cdm.num_matches; i++) { 127009ea47eSEdward Tomasz Napierala switch (ccb.cdm.matches[i].type) { 128009ea47eSEdward Tomasz Napierala case DEV_MATCH_BUS: { 129009ea47eSEdward Tomasz Napierala struct bus_match_result *bus_result; 130009ea47eSEdward Tomasz Napierala 131009ea47eSEdward Tomasz Napierala bus_result = &ccb.cdm.matches[i].result.bus_result; 132009ea47eSEdward Tomasz Napierala 133009ea47eSEdward Tomasz Napierala skip_bus = 1; 134009ea47eSEdward Tomasz Napierala 135009ea47eSEdward Tomasz Napierala if (strcmp(bus_result->dev_name, "iscsi") != 0) { 136009ea47eSEdward Tomasz Napierala //printf("not iscsi\n"); 137009ea47eSEdward Tomasz Napierala continue; 138009ea47eSEdward Tomasz Napierala } 139009ea47eSEdward Tomasz Napierala 140009ea47eSEdward Tomasz Napierala if ((int)bus_result->unit_number != session_id) { 141009ea47eSEdward Tomasz Napierala //printf("wrong unit, %d != %d\n", bus_result->unit_number, session_id); 142009ea47eSEdward Tomasz Napierala continue; 143009ea47eSEdward Tomasz Napierala } 144009ea47eSEdward Tomasz Napierala 145009ea47eSEdward Tomasz Napierala skip_bus = 0; 146009ea47eSEdward Tomasz Napierala } 147009ea47eSEdward Tomasz Napierala case DEV_MATCH_DEVICE: { 148009ea47eSEdward Tomasz Napierala skip_device = 1; 149009ea47eSEdward Tomasz Napierala 150009ea47eSEdward Tomasz Napierala if (skip_bus != 0) 151009ea47eSEdward Tomasz Napierala continue; 152009ea47eSEdward Tomasz Napierala 153009ea47eSEdward Tomasz Napierala skip_device = 0; 154009ea47eSEdward Tomasz Napierala 155009ea47eSEdward Tomasz Napierala break; 156009ea47eSEdward Tomasz Napierala } 157009ea47eSEdward Tomasz Napierala case DEV_MATCH_PERIPH: { 158009ea47eSEdward Tomasz Napierala struct periph_match_result *periph_result; 159009ea47eSEdward Tomasz Napierala 160009ea47eSEdward Tomasz Napierala periph_result = 161009ea47eSEdward Tomasz Napierala &ccb.cdm.matches[i].result.periph_result; 162009ea47eSEdward Tomasz Napierala 163009ea47eSEdward Tomasz Napierala if (skip_device != 0) 164009ea47eSEdward Tomasz Napierala continue; 165009ea47eSEdward Tomasz Napierala 166009ea47eSEdward Tomasz Napierala if (strcmp(periph_result->periph_name, "pass") == 0) 167009ea47eSEdward Tomasz Napierala continue; 168009ea47eSEdward Tomasz Napierala 169009ea47eSEdward Tomasz Napierala fprintf(stdout, "%s%d ", 170009ea47eSEdward Tomasz Napierala periph_result->periph_name, 171009ea47eSEdward Tomasz Napierala periph_result->unit_number); 172009ea47eSEdward Tomasz Napierala 173009ea47eSEdward Tomasz Napierala break; 174009ea47eSEdward Tomasz Napierala } 175009ea47eSEdward Tomasz Napierala default: 176009ea47eSEdward Tomasz Napierala fprintf(stdout, "unknown match type\n"); 177009ea47eSEdward Tomasz Napierala break; 178009ea47eSEdward Tomasz Napierala } 179009ea47eSEdward Tomasz Napierala } 180009ea47eSEdward Tomasz Napierala 181009ea47eSEdward Tomasz Napierala } while ((ccb.ccb_h.status == CAM_REQ_CMP) 182009ea47eSEdward Tomasz Napierala && (ccb.cdm.status == CAM_DEV_MATCH_MORE)); 183009ea47eSEdward Tomasz Napierala 184009ea47eSEdward Tomasz Napierala close(fd); 185009ea47eSEdward Tomasz Napierala } 186009ea47eSEdward Tomasz Napierala 187