scsitest.c revision 1.2.2.2
1 1.2.2.2 yamt /* $NetBSD: scsitest.c,v 1.2.2.2 2014/05/22 11:42:17 yamt Exp $ */ 2 1.2.2.2 yamt 3 1.2.2.2 yamt /* 4 1.2.2.2 yamt * Copyright (c) 2010 Antti Kantee. All Rights Reserved. 5 1.2.2.2 yamt * 6 1.2.2.2 yamt * Redistribution and use in source and binary forms, with or without 7 1.2.2.2 yamt * modification, are permitted provided that the following conditions 8 1.2.2.2 yamt * are met: 9 1.2.2.2 yamt * 1. Redistributions of source code must retain the above copyright 10 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer. 11 1.2.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 12 1.2.2.2 yamt * notice, this list of conditions and the following disclaimer in the 13 1.2.2.2 yamt * documentation and/or other materials provided with the distribution. 14 1.2.2.2 yamt * 15 1.2.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 1.2.2.2 yamt * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 1.2.2.2 yamt * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 1.2.2.2 yamt * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 1.2.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 1.2.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 1.2.2.2 yamt * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 1.2.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 1.2.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 1.2.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 1.2.2.2 yamt * SUCH DAMAGE. 26 1.2.2.2 yamt */ 27 1.2.2.2 yamt 28 1.2.2.2 yamt /* 29 1.2.2.2 yamt * A SCSI target which is useful for debugging our scsipi driver stack. 30 1.2.2.2 yamt * Currently it pretends to be a single CD. 31 1.2.2.2 yamt * 32 1.2.2.2 yamt * Freely add the necessary features for your tests. Just remember to 33 1.2.2.2 yamt * run the atf test suite to make sure you didn't cause regressions to 34 1.2.2.2 yamt * other tests. 35 1.2.2.2 yamt */ 36 1.2.2.2 yamt 37 1.2.2.2 yamt #include <sys/cdefs.h> 38 1.2.2.2 yamt __KERNEL_RCSID(0, "$NetBSD: scsitest.c,v 1.2.2.2 2014/05/22 11:42:17 yamt Exp $"); 39 1.2.2.2 yamt 40 1.2.2.2 yamt #include <sys/param.h> 41 1.2.2.2 yamt #include <sys/atomic.h> 42 1.2.2.2 yamt #include <sys/buf.h> 43 1.2.2.2 yamt #include <sys/device.h> 44 1.2.2.2 yamt #include <sys/malloc.h> 45 1.2.2.2 yamt #include <sys/fcntl.h> 46 1.2.2.2 yamt 47 1.2.2.2 yamt #include <dev/scsipi/scsiconf.h> 48 1.2.2.2 yamt #include <dev/scsipi/scsipiconf.h> 49 1.2.2.2 yamt #include <dev/scsipi/scsi_disk.h> 50 1.2.2.2 yamt #include <dev/scsipi/scsipi_cd.h> 51 1.2.2.2 yamt #include <dev/scsipi/scsipi_all.h> 52 1.2.2.2 yamt 53 1.2.2.2 yamt #include <rump/rumpuser.h> 54 1.2.2.2 yamt 55 1.2.2.2 yamt #include "scsitest.h" 56 1.2.2.2 yamt 57 1.2.2.2 yamt int scsitest_match(device_t, cfdata_t, void *); 58 1.2.2.2 yamt void scsitest_attach(device_t, device_t, void *); 59 1.2.2.2 yamt 60 1.2.2.2 yamt struct scsitest { 61 1.2.2.2 yamt struct scsipi_channel sc_channel; 62 1.2.2.2 yamt struct scsipi_adapter sc_adapter; 63 1.2.2.2 yamt }; 64 1.2.2.2 yamt 65 1.2.2.2 yamt CFATTACH_DECL_NEW(scsitest, sizeof(struct scsitest), scsitest_match, 66 1.2.2.2 yamt scsitest_attach, NULL, NULL); 67 1.2.2.2 yamt 68 1.2.2.2 yamt /* 69 1.2.2.2 yamt * tosi.iso can be used to deliver CD requests to a host file with the 70 1.2.2.2 yamt * name in USE_TOSI_ISO (yes, it's extrasimplistic). 71 1.2.2.2 yamt */ 72 1.2.2.2 yamt //#define USE_TOSI_ISO 73 1.2.2.2 yamt 74 1.2.2.2 yamt #define CDBLOCKSIZE 2048 75 1.2.2.2 yamt static uint32_t mycdsize = 2048; 76 1.2.2.2 yamt static int isofd; 77 1.2.2.2 yamt 78 1.2.2.2 yamt #define MYCDISO "tosi.iso" 79 1.2.2.2 yamt 80 1.2.2.2 yamt unsigned rump_scsitest_err[RUMP_SCSITEST_MAXERROR]; 81 1.2.2.2 yamt 82 1.2.2.2 yamt static void 83 1.2.2.2 yamt sense_notready(struct scsipi_xfer *xs) 84 1.2.2.2 yamt { 85 1.2.2.2 yamt struct scsi_sense_data *sense = &xs->sense.scsi_sense; 86 1.2.2.2 yamt 87 1.2.2.2 yamt xs->error = XS_SENSE; 88 1.2.2.2 yamt 89 1.2.2.2 yamt sense->response_code = 0x70; 90 1.2.2.2 yamt sense->flags = SKEY_NOT_READY; 91 1.2.2.2 yamt sense->asc = 0x3A; 92 1.2.2.2 yamt sense->ascq = 0x00; 93 1.2.2.2 yamt sense->extra_len = 6; 94 1.2.2.2 yamt } 95 1.2.2.2 yamt 96 1.2.2.2 yamt /* 97 1.2.2.2 yamt * This is pretty much a CD target for now 98 1.2.2.2 yamt */ 99 1.2.2.2 yamt static void 100 1.2.2.2 yamt scsitest_request(struct scsipi_channel *chan, 101 1.2.2.2 yamt scsipi_adapter_req_t req, void *arg) 102 1.2.2.2 yamt { 103 1.2.2.2 yamt struct scsipi_xfer *xs = arg; 104 1.2.2.2 yamt struct scsipi_generic *cmd = xs->cmd; 105 1.2.2.2 yamt #ifdef USE_TOSI_ISO 106 1.2.2.2 yamt int error; 107 1.2.2.2 yamt #endif 108 1.2.2.2 yamt 109 1.2.2.2 yamt if (req != ADAPTER_REQ_RUN_XFER) 110 1.2.2.2 yamt return; 111 1.2.2.2 yamt 112 1.2.2.2 yamt //show_scsipi_xs(xs); 113 1.2.2.2 yamt 114 1.2.2.2 yamt switch (cmd->opcode) { 115 1.2.2.2 yamt case SCSI_TEST_UNIT_READY: 116 1.2.2.2 yamt if (isofd == -1) 117 1.2.2.2 yamt sense_notready(xs); 118 1.2.2.2 yamt 119 1.2.2.2 yamt break; 120 1.2.2.2 yamt case INQUIRY: { 121 1.2.2.2 yamt struct scsipi_inquiry_data *inqbuf = (void *)xs->data; 122 1.2.2.2 yamt 123 1.2.2.2 yamt memset(inqbuf, 0, sizeof(*inqbuf)); 124 1.2.2.2 yamt inqbuf->device = T_CDROM; 125 1.2.2.2 yamt inqbuf->dev_qual2 = SID_REMOVABLE; 126 1.2.2.2 yamt strcpy(inqbuf->vendor, "RUMPHOBO"); 127 1.2.2.2 yamt strcpy(inqbuf->product, "It's a LIE"); 128 1.2.2.2 yamt strcpy(inqbuf->revision, "0.00"); 129 1.2.2.2 yamt break; 130 1.2.2.2 yamt } 131 1.2.2.2 yamt case READ_CD_CAPACITY: { 132 1.2.2.2 yamt struct scsipi_read_cd_cap_data *ret = (void *)xs->data; 133 1.2.2.2 yamt 134 1.2.2.2 yamt _lto4b(CDBLOCKSIZE, ret->length); 135 1.2.2.2 yamt _lto4b(mycdsize, ret->addr); 136 1.2.2.2 yamt 137 1.2.2.2 yamt break; 138 1.2.2.2 yamt } 139 1.2.2.2 yamt case READ_DISCINFO: { 140 1.2.2.2 yamt struct scsipi_read_discinfo_data *ret = (void *)xs->data; 141 1.2.2.2 yamt 142 1.2.2.2 yamt memset(ret, 0, sizeof(*ret)); 143 1.2.2.2 yamt break; 144 1.2.2.2 yamt } 145 1.2.2.2 yamt case READ_TRACKINFO: { 146 1.2.2.2 yamt struct scsipi_read_trackinfo_data *ret = (void *)xs->data; 147 1.2.2.2 yamt 148 1.2.2.2 yamt _lto4b(mycdsize, ret->track_size); 149 1.2.2.2 yamt break; 150 1.2.2.2 yamt } 151 1.2.2.2 yamt case READ_TOC: { 152 1.2.2.2 yamt struct scsipi_toc_header *ret = (void *)xs->data; 153 1.2.2.2 yamt 154 1.2.2.2 yamt memset(ret, 0, sizeof(*ret)); 155 1.2.2.2 yamt break; 156 1.2.2.2 yamt } 157 1.2.2.2 yamt case START_STOP: { 158 1.2.2.2 yamt struct scsipi_start_stop *param = (void *)cmd; 159 1.2.2.2 yamt 160 1.2.2.2 yamt if (param->how & SSS_LOEJ) { 161 1.2.2.2 yamt #ifdef USE_TOSI_ISO 162 1.2.2.2 yamt rumpuser_close(isofd, &error); 163 1.2.2.2 yamt #endif 164 1.2.2.2 yamt isofd = -1; 165 1.2.2.2 yamt } 166 1.2.2.2 yamt break; 167 1.2.2.2 yamt } 168 1.2.2.2 yamt case SCSI_SYNCHRONIZE_CACHE_10: { 169 1.2.2.2 yamt if (isofd == -1) { 170 1.2.2.2 yamt if ((xs->xs_control & XS_CTL_SILENT) == 0) 171 1.2.2.2 yamt atomic_inc_uint(&rump_scsitest_err 172 1.2.2.2 yamt [RUMP_SCSITEST_NOISYSYNC]); 173 1.2.2.2 yamt 174 1.2.2.2 yamt sense_notready(xs); 175 1.2.2.2 yamt } 176 1.2.2.2 yamt 177 1.2.2.2 yamt break; 178 1.2.2.2 yamt } 179 1.2.2.2 yamt case GET_CONFIGURATION: { 180 1.2.2.2 yamt memset(xs->data, 0, sizeof(struct scsipi_get_conf_data)); 181 1.2.2.2 yamt break; 182 1.2.2.2 yamt } 183 1.2.2.2 yamt case SCSI_READ_6_COMMAND: { 184 1.2.2.2 yamt #ifdef USE_TOSI_ISO 185 1.2.2.2 yamt struct scsi_rw_6 *param = (void *)cmd; 186 1.2.2.2 yamt 187 1.2.2.2 yamt printf("reading %d bytes from %d\n", 188 1.2.2.2 yamt param->length * CDBLOCKSIZE, 189 1.2.2.2 yamt _3btol(param->addr) * CDBLOCKSIZE); 190 1.2.2.2 yamt rumpuser_pread(isofd, xs->data, 191 1.2.2.2 yamt param->length * CDBLOCKSIZE, 192 1.2.2.2 yamt _3btol(param->addr) * CDBLOCKSIZE, 193 1.2.2.2 yamt &error); 194 1.2.2.2 yamt #endif 195 1.2.2.2 yamt 196 1.2.2.2 yamt break; 197 1.2.2.2 yamt } 198 1.2.2.2 yamt case SCSI_PREVENT_ALLOW_MEDIUM_REMOVAL: 199 1.2.2.2 yamt /* hardcoded for now */ 200 1.2.2.2 yamt break; 201 1.2.2.2 yamt default: 202 1.2.2.2 yamt printf("unhandled opcode 0x%x\n", cmd->opcode); 203 1.2.2.2 yamt break; 204 1.2.2.2 yamt } 205 1.2.2.2 yamt 206 1.2.2.2 yamt scsipi_done(xs); 207 1.2.2.2 yamt } 208 1.2.2.2 yamt 209 1.2.2.2 yamt int 210 1.2.2.2 yamt scsitest_match(device_t parent, cfdata_t match, void *aux) 211 1.2.2.2 yamt { 212 1.2.2.2 yamt #ifdef USE_TOSI_ISO 213 1.2.2.2 yamt uint64_t fsize; 214 1.2.2.2 yamt int error, ft; 215 1.2.2.2 yamt 216 1.2.2.2 yamt if (rumpuser_getfileinfo(MYCDISO, &fsize, &ft, &error)) 217 1.2.2.2 yamt return 0; 218 1.2.2.2 yamt if (ft != RUMPUSER_FT_REG) 219 1.2.2.2 yamt return 0; 220 1.2.2.2 yamt mycdsize = fsize / CDBLOCKSIZE; 221 1.2.2.2 yamt 222 1.2.2.2 yamt if ((isofd = rumpuser_open(MYCDISO, RUMPUSER_OPEN_RDWR, &error)) == -1) 223 1.2.2.2 yamt return 0; 224 1.2.2.2 yamt #else 225 1.2.2.2 yamt /* 226 1.2.2.2 yamt * We pretend to have a medium present initially, so != -1. 227 1.2.2.2 yamt */ 228 1.2.2.2 yamt isofd = -2; 229 1.2.2.2 yamt #endif 230 1.2.2.2 yamt 231 1.2.2.2 yamt return 1; 232 1.2.2.2 yamt } 233 1.2.2.2 yamt 234 1.2.2.2 yamt void 235 1.2.2.2 yamt scsitest_attach(device_t parent, device_t self, void *aux) 236 1.2.2.2 yamt { 237 1.2.2.2 yamt struct scsitest *sc = device_private(self); 238 1.2.2.2 yamt 239 1.2.2.2 yamt aprint_naive("\n"); 240 1.2.2.2 yamt aprint_normal("\n"); 241 1.2.2.2 yamt 242 1.2.2.2 yamt memset(&sc->sc_adapter, 0, sizeof(sc->sc_adapter)); 243 1.2.2.2 yamt sc->sc_adapter.adapt_nchannels = 1; 244 1.2.2.2 yamt sc->sc_adapter.adapt_request = scsitest_request; 245 1.2.2.2 yamt sc->sc_adapter.adapt_minphys = minphys; 246 1.2.2.2 yamt sc->sc_adapter.adapt_dev = self; 247 1.2.2.2 yamt sc->sc_adapter.adapt_max_periph = 1; 248 1.2.2.2 yamt sc->sc_adapter.adapt_openings = 1; 249 1.2.2.2 yamt 250 1.2.2.2 yamt memset(&sc->sc_channel, 0, sizeof(sc->sc_channel)); 251 1.2.2.2 yamt sc->sc_channel.chan_bustype = &scsi_bustype; 252 1.2.2.2 yamt sc->sc_channel.chan_ntargets = 2; 253 1.2.2.2 yamt sc->sc_channel.chan_nluns = 1; 254 1.2.2.2 yamt sc->sc_channel.chan_id = 0; 255 1.2.2.2 yamt sc->sc_channel.chan_flags = SCSIPI_CHAN_NOSETTLE; 256 1.2.2.2 yamt sc->sc_channel.chan_adapter = &sc->sc_adapter; 257 1.2.2.2 yamt 258 1.2.2.2 yamt config_found_ia(self, "scsi", &sc->sc_channel, scsiprint); 259 1.2.2.2 yamt } 260
Indexes created Fri Sep 26 20:09:58 GMT 2025