1*009ea47eSEdward Tomasz Napierala /* 2*009ea47eSEdward Tomasz Napierala * Copyright (c) 1997-2007 Kenneth D. Merry 3*009ea47eSEdward Tomasz Napierala * Copyright (c) 2012 The FreeBSD Foundation 4*009ea47eSEdward Tomasz Napierala * All rights reserved. 5*009ea47eSEdward Tomasz Napierala * 6*009ea47eSEdward Tomasz Napierala * Portions of this software were developed by Edward Tomasz Napierala 7*009ea47eSEdward Tomasz Napierala * under sponsorship from the FreeBSD Foundation. 8*009ea47eSEdward Tomasz Napierala * 9*009ea47eSEdward Tomasz Napierala * Redistribution and use in source and binary forms, with or without 10*009ea47eSEdward Tomasz Napierala * modification, are permitted provided that the following conditions 11*009ea47eSEdward Tomasz Napierala * are met: 12*009ea47eSEdward Tomasz Napierala * 1. Redistributions of source code must retain the above copyright 13*009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer. 14*009ea47eSEdward Tomasz Napierala * 2. Redistributions in binary form must reproduce the above copyright 15*009ea47eSEdward Tomasz Napierala * notice, this list of conditions and the following disclaimer in the 16*009ea47eSEdward Tomasz Napierala * documentation and/or other materials provided with the distribution. 17*009ea47eSEdward Tomasz Napierala * 3. The name of the author may not be used to endorse or promote products 18*009ea47eSEdward Tomasz Napierala * derived from this software without specific prior written permission. 19*009ea47eSEdward Tomasz Napierala * 20*009ea47eSEdward Tomasz Napierala * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21*009ea47eSEdward Tomasz Napierala * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22*009ea47eSEdward Tomasz Napierala * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23*009ea47eSEdward Tomasz Napierala * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24*009ea47eSEdward Tomasz Napierala * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25*009ea47eSEdward Tomasz Napierala * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26*009ea47eSEdward Tomasz Napierala * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27*009ea47eSEdward Tomasz Napierala * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28*009ea47eSEdward Tomasz Napierala * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29*009ea47eSEdward Tomasz Napierala * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30*009ea47eSEdward Tomasz Napierala * SUCH DAMAGE. 31*009ea47eSEdward Tomasz Napierala */ 32*009ea47eSEdward Tomasz Napierala 33*009ea47eSEdward Tomasz Napierala #include <sys/cdefs.h> 34*009ea47eSEdward Tomasz Napierala __FBSDID("$FreeBSD$"); 35*009ea47eSEdward Tomasz Napierala 36*009ea47eSEdward Tomasz Napierala #include <sys/ioctl.h> 37*009ea47eSEdward Tomasz Napierala #include <sys/stdint.h> 38*009ea47eSEdward Tomasz Napierala #include <sys/types.h> 39*009ea47eSEdward Tomasz Napierala #include <sys/endian.h> 40*009ea47eSEdward Tomasz Napierala #include <sys/sbuf.h> 41*009ea47eSEdward Tomasz Napierala 42*009ea47eSEdward Tomasz Napierala #include <stdio.h> 43*009ea47eSEdward Tomasz Napierala #include <stdlib.h> 44*009ea47eSEdward Tomasz Napierala #include <string.h> 45*009ea47eSEdward Tomasz Napierala #include <unistd.h> 46*009ea47eSEdward Tomasz Napierala #include <inttypes.h> 47*009ea47eSEdward Tomasz Napierala #include <limits.h> 48*009ea47eSEdward Tomasz Napierala #include <fcntl.h> 49*009ea47eSEdward Tomasz Napierala #include <err.h> 50*009ea47eSEdward Tomasz Napierala 51*009ea47eSEdward Tomasz Napierala #include <cam/cam.h> 52*009ea47eSEdward Tomasz Napierala #include <cam/cam_debug.h> 53*009ea47eSEdward Tomasz Napierala #include <cam/cam_ccb.h> 54*009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_all.h> 55*009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_da.h> 56*009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_pass.h> 57*009ea47eSEdward Tomasz Napierala #include <cam/scsi/scsi_message.h> 58*009ea47eSEdward Tomasz Napierala #include <cam/scsi/smp_all.h> 59*009ea47eSEdward Tomasz Napierala #include <cam/ata/ata_all.h> 60*009ea47eSEdward Tomasz Napierala #include <camlib.h> 61*009ea47eSEdward Tomasz Napierala 62*009ea47eSEdward Tomasz Napierala #include "iscsictl.h" 63*009ea47eSEdward Tomasz Napierala 64*009ea47eSEdward Tomasz Napierala void 65*009ea47eSEdward Tomasz Napierala print_periphs(int session_id) 66*009ea47eSEdward Tomasz Napierala { 67*009ea47eSEdward Tomasz Napierala union ccb ccb; 68*009ea47eSEdward Tomasz Napierala int bufsize, fd; 69*009ea47eSEdward Tomasz Napierala unsigned int i; 70*009ea47eSEdward Tomasz Napierala int skip_bus, skip_device; 71*009ea47eSEdward Tomasz Napierala 72*009ea47eSEdward Tomasz Napierala if ((fd = open(XPT_DEVICE, O_RDWR)) == -1) { 73*009ea47eSEdward Tomasz Napierala warn("couldn't open %s", XPT_DEVICE); 74*009ea47eSEdward Tomasz Napierala return; 75*009ea47eSEdward Tomasz Napierala } 76*009ea47eSEdward Tomasz Napierala 77*009ea47eSEdward Tomasz Napierala /* 78*009ea47eSEdward Tomasz Napierala * First, iterate over the whole list to find the bus. 79*009ea47eSEdward Tomasz Napierala */ 80*009ea47eSEdward Tomasz Napierala 81*009ea47eSEdward Tomasz Napierala bzero(&ccb, sizeof(union ccb)); 82*009ea47eSEdward Tomasz Napierala 83*009ea47eSEdward Tomasz Napierala ccb.ccb_h.path_id = CAM_XPT_PATH_ID; 84*009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_id = CAM_TARGET_WILDCARD; 85*009ea47eSEdward Tomasz Napierala ccb.ccb_h.target_lun = CAM_LUN_WILDCARD; 86*009ea47eSEdward Tomasz Napierala 87*009ea47eSEdward Tomasz Napierala ccb.ccb_h.func_code = XPT_DEV_MATCH; 88*009ea47eSEdward Tomasz Napierala bufsize = sizeof(struct dev_match_result) * 100; 89*009ea47eSEdward Tomasz Napierala ccb.cdm.match_buf_len = bufsize; 90*009ea47eSEdward Tomasz Napierala ccb.cdm.matches = (struct dev_match_result *)malloc(bufsize); 91*009ea47eSEdward Tomasz Napierala if (ccb.cdm.matches == NULL) { 92*009ea47eSEdward Tomasz Napierala warnx("can't malloc memory for matches"); 93*009ea47eSEdward Tomasz Napierala close(fd); 94*009ea47eSEdward Tomasz Napierala return; 95*009ea47eSEdward Tomasz Napierala } 96*009ea47eSEdward Tomasz Napierala ccb.cdm.num_matches = 0; 97*009ea47eSEdward Tomasz Napierala 98*009ea47eSEdward Tomasz Napierala /* 99*009ea47eSEdward Tomasz Napierala * We fetch all nodes, since we display most of them in the default 100*009ea47eSEdward Tomasz Napierala * case, and all in the verbose case. 101*009ea47eSEdward Tomasz Napierala */ 102*009ea47eSEdward Tomasz Napierala ccb.cdm.num_patterns = 0; 103*009ea47eSEdward Tomasz Napierala ccb.cdm.pattern_buf_len = 0; 104*009ea47eSEdward Tomasz Napierala 105*009ea47eSEdward Tomasz Napierala /* 106*009ea47eSEdward Tomasz Napierala * We do the ioctl multiple times if necessary, in case there are 107*009ea47eSEdward Tomasz Napierala * more than 100 nodes in the EDT. 108*009ea47eSEdward Tomasz Napierala */ 109*009ea47eSEdward Tomasz Napierala do { 110*009ea47eSEdward Tomasz Napierala if (ioctl(fd, CAMIOCOMMAND, &ccb) == -1) { 111*009ea47eSEdward Tomasz Napierala warn("error sending CAMIOCOMMAND ioctl"); 112*009ea47eSEdward Tomasz Napierala break; 113*009ea47eSEdward Tomasz Napierala } 114*009ea47eSEdward Tomasz Napierala 115*009ea47eSEdward Tomasz Napierala if ((ccb.ccb_h.status != CAM_REQ_CMP) 116*009ea47eSEdward Tomasz Napierala || ((ccb.cdm.status != CAM_DEV_MATCH_LAST) 117*009ea47eSEdward Tomasz Napierala && (ccb.cdm.status != CAM_DEV_MATCH_MORE))) { 118*009ea47eSEdward Tomasz Napierala warnx("got CAM error %#x, CDM error %d\n", 119*009ea47eSEdward Tomasz Napierala ccb.ccb_h.status, ccb.cdm.status); 120*009ea47eSEdward Tomasz Napierala break; 121*009ea47eSEdward Tomasz Napierala } 122*009ea47eSEdward Tomasz Napierala 123*009ea47eSEdward Tomasz Napierala skip_bus = 1; 124*009ea47eSEdward Tomasz Napierala skip_device = 1; 125*009ea47eSEdward Tomasz Napierala 126*009ea47eSEdward Tomasz Napierala for (i = 0; i < ccb.cdm.num_matches; i++) { 127*009ea47eSEdward Tomasz Napierala switch (ccb.cdm.matches[i].type) { 128*009ea47eSEdward Tomasz Napierala case DEV_MATCH_BUS: { 129*009ea47eSEdward Tomasz Napierala struct bus_match_result *bus_result; 130*009ea47eSEdward Tomasz Napierala 131*009ea47eSEdward Tomasz Napierala bus_result = &ccb.cdm.matches[i].result.bus_result; 132*009ea47eSEdward Tomasz Napierala 133*009ea47eSEdward Tomasz Napierala skip_bus = 1; 134*009ea47eSEdward Tomasz Napierala 135*009ea47eSEdward Tomasz Napierala if (strcmp(bus_result->dev_name, "iscsi") != 0) { 136*009ea47eSEdward Tomasz Napierala //printf("not iscsi\n"); 137*009ea47eSEdward Tomasz Napierala continue; 138*009ea47eSEdward Tomasz Napierala } 139*009ea47eSEdward Tomasz Napierala 140*009ea47eSEdward Tomasz Napierala if ((int)bus_result->unit_number != session_id) { 141*009ea47eSEdward Tomasz Napierala //printf("wrong unit, %d != %d\n", bus_result->unit_number, session_id); 142*009ea47eSEdward Tomasz Napierala continue; 143*009ea47eSEdward Tomasz Napierala } 144*009ea47eSEdward Tomasz Napierala 145*009ea47eSEdward Tomasz Napierala skip_bus = 0; 146*009ea47eSEdward Tomasz Napierala } 147*009ea47eSEdward Tomasz Napierala case DEV_MATCH_DEVICE: { 148*009ea47eSEdward Tomasz Napierala skip_device = 1; 149*009ea47eSEdward Tomasz Napierala 150*009ea47eSEdward Tomasz Napierala if (skip_bus != 0) 151*009ea47eSEdward Tomasz Napierala continue; 152*009ea47eSEdward Tomasz Napierala 153*009ea47eSEdward Tomasz Napierala skip_device = 0; 154*009ea47eSEdward Tomasz Napierala 155*009ea47eSEdward Tomasz Napierala break; 156*009ea47eSEdward Tomasz Napierala } 157*009ea47eSEdward Tomasz Napierala case DEV_MATCH_PERIPH: { 158*009ea47eSEdward Tomasz Napierala struct periph_match_result *periph_result; 159*009ea47eSEdward Tomasz Napierala 160*009ea47eSEdward Tomasz Napierala periph_result = 161*009ea47eSEdward Tomasz Napierala &ccb.cdm.matches[i].result.periph_result; 162*009ea47eSEdward Tomasz Napierala 163*009ea47eSEdward Tomasz Napierala if (skip_device != 0) 164*009ea47eSEdward Tomasz Napierala continue; 165*009ea47eSEdward Tomasz Napierala 166*009ea47eSEdward Tomasz Napierala if (strcmp(periph_result->periph_name, "pass") == 0) 167*009ea47eSEdward Tomasz Napierala continue; 168*009ea47eSEdward Tomasz Napierala 169*009ea47eSEdward Tomasz Napierala fprintf(stdout, "%s%d ", 170*009ea47eSEdward Tomasz Napierala periph_result->periph_name, 171*009ea47eSEdward Tomasz Napierala periph_result->unit_number); 172*009ea47eSEdward Tomasz Napierala 173*009ea47eSEdward Tomasz Napierala break; 174*009ea47eSEdward Tomasz Napierala } 175*009ea47eSEdward Tomasz Napierala default: 176*009ea47eSEdward Tomasz Napierala fprintf(stdout, "unknown match type\n"); 177*009ea47eSEdward Tomasz Napierala break; 178*009ea47eSEdward Tomasz Napierala } 179*009ea47eSEdward Tomasz Napierala } 180*009ea47eSEdward Tomasz Napierala 181*009ea47eSEdward Tomasz Napierala } while ((ccb.ccb_h.status == CAM_REQ_CMP) 182*009ea47eSEdward Tomasz Napierala && (ccb.cdm.status == CAM_DEV_MATCH_MORE)); 183*009ea47eSEdward Tomasz Napierala 184*009ea47eSEdward Tomasz Napierala close(fd); 185*009ea47eSEdward Tomasz Napierala } 186*009ea47eSEdward Tomasz Napierala 187