12aedd662SScott Long /*- 22aedd662SScott Long * Copyright (c) 2002 Adaptec Inc. 32aedd662SScott Long * All rights reserved. 42aedd662SScott Long * 52aedd662SScott Long * Written by: David Jeffery 62aedd662SScott Long * 72aedd662SScott Long * Redistribution and use in source and binary forms, with or without 82aedd662SScott Long * modification, are permitted provided that the following conditions 92aedd662SScott Long * are met: 102aedd662SScott Long * 1. Redistributions of source code must retain the above copyright 112aedd662SScott Long * notice, this list of conditions and the following disclaimer. 122aedd662SScott Long * 2. Redistributions in binary form must reproduce the above copyright 132aedd662SScott Long * notice, this list of conditions and the following disclaimer in the 142aedd662SScott Long * documentation and/or other materials provided with the distribution. 152aedd662SScott Long * 162aedd662SScott Long * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 172aedd662SScott Long * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 182aedd662SScott Long * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 192aedd662SScott Long * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 202aedd662SScott Long * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 212aedd662SScott Long * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 222aedd662SScott Long * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 232aedd662SScott Long * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 242aedd662SScott Long * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 252aedd662SScott Long * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 262aedd662SScott Long * SUCH DAMAGE. 272aedd662SScott Long */ 282aedd662SScott Long 29aad970f1SDavid E. O'Brien #include <sys/cdefs.h> 30aad970f1SDavid E. O'Brien __FBSDID("$FreeBSD$"); 312aedd662SScott Long 322aedd662SScott Long #include <dev/ips/ips.h> 33aad970f1SDavid E. O'Brien 342aedd662SScott Long static int ips_pci_free(ips_softc_t *sc); 35faf13262SPaul Saab static void ips_intrhook(void *arg); 362aedd662SScott Long 372aedd662SScott Long static int ips_pci_probe(device_t dev) 382aedd662SScott Long { 392aedd662SScott Long 402aedd662SScott Long if ((pci_get_vendor(dev) == IPS_VENDOR_ID) && 412aedd662SScott Long (pci_get_device(dev) == IPS_MORPHEUS_DEVICE_ID)) { 422aedd662SScott Long device_set_desc(dev, "IBM ServeRAID Adapter"); 432aedd662SScott Long return 0; 442aedd662SScott Long } else if ((pci_get_vendor(dev) == IPS_VENDOR_ID) && 452aedd662SScott Long (pci_get_device(dev) == IPS_COPPERHEAD_DEVICE_ID)) { 462aedd662SScott Long device_set_desc(dev, "IBM ServeRAID Adapter"); 472aedd662SScott Long return (0); 4833ad16c0SScott Long } else if ((pci_get_vendor(dev) == IPS_VENDOR_ID_ADAPTEC) && 4933ad16c0SScott Long (pci_get_device(dev) == IPS_MARCO_DEVICE_ID)) { 5033ad16c0SScott Long device_set_desc(dev, "Adaptec ServeRAID Adapter"); 5133ad16c0SScott Long return (0); 522aedd662SScott Long } 532aedd662SScott Long return(ENXIO); 542aedd662SScott Long } 552aedd662SScott Long 562aedd662SScott Long static int ips_pci_attach(device_t dev) 572aedd662SScott Long { 582aedd662SScott Long u_int32_t command; 592aedd662SScott Long ips_softc_t *sc; 602aedd662SScott Long 61dea4622dSScott Long 628a9bc9c0SJohn Baldwin if (resource_disabled(device_get_name(dev), device_get_unit(dev))) { 63dea4622dSScott Long device_printf(dev, "device is disabled\n"); 64dea4622dSScott Long /* but return 0 so the !$)$)*!$*) unit isn't reused */ 65dea4622dSScott Long return (0); 66dea4622dSScott Long } 672aedd662SScott Long DEVICE_PRINTF(1, dev, "in attach.\n"); 682aedd662SScott Long sc = (ips_softc_t *)device_get_softc(dev); 692aedd662SScott Long if(!sc){ 702aedd662SScott Long printf("how is sc NULL?!\n"); 712aedd662SScott Long return (ENXIO); 722aedd662SScott Long } 732aedd662SScott Long bzero(sc, sizeof(ips_softc_t)); 742aedd662SScott Long sc->dev = dev; 752aedd662SScott Long 762aedd662SScott Long if(pci_get_device(dev) == IPS_MORPHEUS_DEVICE_ID){ 772aedd662SScott Long sc->ips_adapter_reinit = ips_morpheus_reinit; 782aedd662SScott Long sc->ips_adapter_intr = ips_morpheus_intr; 792aedd662SScott Long sc->ips_issue_cmd = ips_issue_morpheus_cmd; 807765040eSScott Long sc->ips_poll_cmd = ips_morpheus_poll; 812aedd662SScott Long } else if(pci_get_device(dev) == IPS_COPPERHEAD_DEVICE_ID){ 822aedd662SScott Long sc->ips_adapter_reinit = ips_copperhead_reinit; 832aedd662SScott Long sc->ips_adapter_intr = ips_copperhead_intr; 842aedd662SScott Long sc->ips_issue_cmd = ips_issue_copperhead_cmd; 857765040eSScott Long sc->ips_poll_cmd = ips_copperhead_poll; 8633ad16c0SScott Long } else if (pci_get_device(dev) == IPS_MARCO_DEVICE_ID){ 8733ad16c0SScott Long sc->ips_adapter_reinit = ips_morpheus_reinit; 8833ad16c0SScott Long sc->ips_adapter_intr = ips_morpheus_intr; 8933ad16c0SScott Long sc->ips_issue_cmd = ips_issue_morpheus_cmd; 907765040eSScott Long sc->ips_poll_cmd = ips_morpheus_poll; 912aedd662SScott Long } else 922aedd662SScott Long goto error; 932aedd662SScott Long /* make sure busmastering is on */ 942aedd662SScott Long command = pci_read_config(dev, PCIR_COMMAND, 1); 952aedd662SScott Long command |= PCIM_CMD_BUSMASTEREN; 962aedd662SScott Long pci_write_config(dev, PCIR_COMMAND, command, 1); 972aedd662SScott Long /* seting up io space */ 982aedd662SScott Long sc->iores = NULL; 992aedd662SScott Long if(command & PCIM_CMD_MEMEN){ 1002aedd662SScott Long PRINTF(10, "trying MEMIO\n"); 10133ad16c0SScott Long if(pci_get_device(dev) == IPS_COPPERHEAD_DEVICE_ID) 102e27951b2SJohn Baldwin sc->rid = PCIR_BAR(1); 10333ad16c0SScott Long else 10433ad16c0SScott Long sc->rid = PCIR_BAR(0); 1052aedd662SScott Long sc->iotype = SYS_RES_MEMORY; 1065f96beb9SNate Lawson sc->iores = bus_alloc_resource_any(dev, sc->iotype, 1075f96beb9SNate Lawson &sc->rid, RF_ACTIVE); 1082aedd662SScott Long } 1092aedd662SScott Long if(!sc->iores && command & PCIM_CMD_PORTEN){ 1102aedd662SScott Long PRINTF(10, "trying PORTIO\n"); 111e27951b2SJohn Baldwin sc->rid = PCIR_BAR(0); 1122aedd662SScott Long sc->iotype = SYS_RES_IOPORT; 1135f96beb9SNate Lawson sc->iores = bus_alloc_resource_any(dev, sc->iotype, 1145f96beb9SNate Lawson &sc->rid, RF_ACTIVE); 1152aedd662SScott Long } 1162aedd662SScott Long if(sc->iores == NULL){ 1172aedd662SScott Long device_printf(dev, "resource allocation failed\n"); 1182aedd662SScott Long return (ENXIO); 1192aedd662SScott Long } 1202aedd662SScott Long sc->bustag = rman_get_bustag(sc->iores); 1212aedd662SScott Long sc->bushandle = rman_get_bushandle(sc->iores); 1222aedd662SScott Long /*allocate an interrupt. when does the irq become active? after leaving attach? */ 1232aedd662SScott Long sc->irqrid = 0; 1245f96beb9SNate Lawson if(!(sc->irqres = bus_alloc_resource_any(dev, SYS_RES_IRQ, 1255f96beb9SNate Lawson &sc->irqrid, RF_SHAREABLE | RF_ACTIVE))){ 1262aedd662SScott Long device_printf(dev, "irq allocation failed\n"); 1272aedd662SScott Long goto error; 1282aedd662SScott Long } 12903a908f2SScott Long if(bus_setup_intr(dev, sc->irqres, INTR_TYPE_BIO|INTR_MPSAFE, sc->ips_adapter_intr, sc, &sc->irqcookie)){ 1302aedd662SScott Long device_printf(dev, "irq setup failed\n"); 1312aedd662SScott Long goto error; 1322aedd662SScott Long } 1332aedd662SScott Long if (bus_dma_tag_create( /* parent */ NULL, 1342aedd662SScott Long /* alignemnt */ 1, 1352aedd662SScott Long /* boundary */ 0, 1362aedd662SScott Long /* lowaddr */ BUS_SPACE_MAXADDR_32BIT, 1372aedd662SScott Long /* highaddr */ BUS_SPACE_MAXADDR, 1382aedd662SScott Long /* filter */ NULL, 1392aedd662SScott Long /* filterarg */ NULL, 1402aedd662SScott Long /* maxsize */ BUS_SPACE_MAXSIZE_32BIT, 1412aedd662SScott Long /* numsegs */ IPS_MAX_SG_ELEMENTS, 1422aedd662SScott Long /* maxsegsize*/ BUS_SPACE_MAXSIZE_32BIT, 1432aedd662SScott Long /* flags */ 0, 14403a908f2SScott Long /* lockfunc */ NULL, 14503a908f2SScott Long /* lockarg */ NULL, 1462aedd662SScott Long &sc->adapter_dmatag) != 0) { 1472aedd662SScott Long printf("IPS can't alloc dma tag\n"); 1482aedd662SScott Long goto error; 1492aedd662SScott Long } 150faf13262SPaul Saab sc->ips_ich.ich_func = ips_intrhook; 151faf13262SPaul Saab sc->ips_ich.ich_arg = sc; 152b234a120SScott Long mtx_init(&sc->queue_mtx, "IPS bioqueue lock", MTX_DEF, 0); 15303a908f2SScott Long sema_init(&sc->cmd_sema, 0, "IPS Command Semaphore"); 154b234a120SScott Long bioq_init(&sc->queue); 155faf13262SPaul Saab if (config_intrhook_establish(&sc->ips_ich) != 0) { 156faf13262SPaul Saab printf("IPS can't establish configuration hook\n"); 1572aedd662SScott Long goto error; 158faf13262SPaul Saab } 1592aedd662SScott Long return 0; 1602aedd662SScott Long error: 1612aedd662SScott Long ips_pci_free(sc); 1622aedd662SScott Long return (ENXIO); 1632aedd662SScott Long } 1642aedd662SScott Long 165faf13262SPaul Saab static void 166faf13262SPaul Saab ips_intrhook(void *arg) 167faf13262SPaul Saab { 168faf13262SPaul Saab struct ips_softc *sc = (struct ips_softc *)arg; 169faf13262SPaul Saab 170faf13262SPaul Saab config_intrhook_disestablish(&sc->ips_ich); 171faf13262SPaul Saab if (ips_adapter_init(sc)) 172faf13262SPaul Saab ips_pci_free(sc); 173faf13262SPaul Saab else 174faf13262SPaul Saab sc->configured = 1; 175faf13262SPaul Saab } 176faf13262SPaul Saab 1772aedd662SScott Long static int ips_pci_free(ips_softc_t *sc) 1782aedd662SScott Long { 1792aedd662SScott Long if(sc->adapter_dmatag) 1802aedd662SScott Long bus_dma_tag_destroy(sc->adapter_dmatag); 1812aedd662SScott Long if(sc->irqcookie) 1822aedd662SScott Long bus_teardown_intr(sc->dev, sc->irqres, sc->irqcookie); 1832aedd662SScott Long if(sc->irqres) 1842aedd662SScott Long bus_release_resource(sc->dev, SYS_RES_IRQ, sc->irqrid, sc->irqres); 1852aedd662SScott Long if(sc->iores) 1862aedd662SScott Long bus_release_resource(sc->dev, sc->iotype, sc->rid, sc->iores); 187dea4622dSScott Long sc->configured = 0; 18803a908f2SScott Long mtx_destroy(&sc->queue_mtx); 18903a908f2SScott Long sema_destroy(&sc->cmd_sema); 1902aedd662SScott Long return 0; 1912aedd662SScott Long } 1922aedd662SScott Long 1932aedd662SScott Long static int ips_pci_detach(device_t dev) 1942aedd662SScott Long { 1952aedd662SScott Long ips_softc_t *sc; 1962aedd662SScott Long DEVICE_PRINTF(1, dev, "detaching ServeRaid\n"); 1972aedd662SScott Long sc = (ips_softc_t *) device_get_softc(dev); 198dea4622dSScott Long if (sc->configured) { 199dea4622dSScott Long sc->configured = 0; 2002aedd662SScott Long ips_flush_cache(sc); 2012aedd662SScott Long if(ips_adapter_free(sc)) 2022aedd662SScott Long return EBUSY; 2032aedd662SScott Long ips_pci_free(sc); 204b234a120SScott Long bioq_flush(&sc->queue, NULL, ENXIO); 205dea4622dSScott Long } 2062aedd662SScott Long return 0; 2072aedd662SScott Long } 2082aedd662SScott Long 2092aedd662SScott Long static int ips_pci_shutdown(device_t dev) 2102aedd662SScott Long { 2112aedd662SScott Long ips_softc_t *sc = (ips_softc_t *) device_get_softc(dev); 212dea4622dSScott Long if (sc->configured) { 2132aedd662SScott Long ips_flush_cache(sc); 214dea4622dSScott Long } 2152aedd662SScott Long return 0; 2162aedd662SScott Long } 2172aedd662SScott Long 2182aedd662SScott Long static device_method_t ips_driver_methods[] = { 2192aedd662SScott Long DEVMETHOD(device_probe, ips_pci_probe), 2202aedd662SScott Long DEVMETHOD(device_attach, ips_pci_attach), 2212aedd662SScott Long DEVMETHOD(device_detach, ips_pci_detach), 2222aedd662SScott Long DEVMETHOD(device_shutdown, ips_pci_shutdown), 2232aedd662SScott Long {0,0} 2242aedd662SScott Long }; 2252aedd662SScott Long 2262aedd662SScott Long static driver_t ips_pci_driver = { 2272aedd662SScott Long "ips", 2282aedd662SScott Long ips_driver_methods, 2292aedd662SScott Long sizeof(ips_softc_t), 2302aedd662SScott Long }; 2312aedd662SScott Long 2322aedd662SScott Long static devclass_t ips_devclass; 2332aedd662SScott Long DRIVER_MODULE(ips, pci, ips_pci_driver, ips_devclass, 0, 0); 234