1 /* $NetBSD: aic_isapnp.c,v 1.21 2009/09/22 13:20:36 tsutsui Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Enami Tsugutomo <enami@but-b.or.jp> 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 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: aic_isapnp.c,v 1.21 2009/09/22 13:20:36 tsutsui Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/device.h> 38 39 #include <sys/bus.h> 40 41 #include <dev/isa/isavar.h> 42 43 #include <dev/isapnp/isapnpreg.h> 44 #include <dev/isapnp/isapnpvar.h> 45 #include <dev/isapnp/isapnpdevs.h> 46 47 #include <dev/scsipi/scsipi_all.h> 48 #include <dev/scsipi/scsipiconf.h> 49 #include <dev/scsipi/scsi_all.h> 50 51 #include <dev/ic/aic6360var.h> 52 53 struct aic_isapnp_softc { 54 struct aic_softc sc_aic; /* real "com" softc */ 55 56 /* ISAPnP-specific goo. */ 57 void *sc_ih; /* interrupt handler */ 58 }; 59 60 static int aic_isapnp_match(device_t, cfdata_t, void *); 61 static void aic_isapnp_attach(device_t, device_t, void *); 62 63 CFATTACH_DECL_NEW(aic_isapnp, sizeof(struct aic_isapnp_softc), 64 aic_isapnp_match, aic_isapnp_attach, NULL, NULL); 65 66 int 67 aic_isapnp_match(device_t parent, cfdata_t match, void *aux) 68 { 69 int pri, variant; 70 71 pri = isapnp_devmatch(aux, &isapnp_aic_devinfo, &variant); 72 if (pri && variant > 0) 73 pri = 0; 74 return (pri); 75 } 76 77 void 78 aic_isapnp_attach(device_t parent, device_t self, void *aux) 79 { 80 struct aic_isapnp_softc *isc = device_private(self); 81 struct aic_softc *sc = &isc->sc_aic; 82 struct isapnp_attach_args *ipa = aux; 83 84 sc->sc_dev = self; 85 86 printf("\n"); 87 88 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 89 aprint_error_dev(self, "error in region allocation\n"); 90 return; 91 } 92 93 sc->sc_iot = ipa->ipa_iot; 94 sc->sc_ioh = ipa->ipa_io[0].h; 95 96 if (!aic_find(sc->sc_iot, sc->sc_ioh)) { 97 aprint_error_dev(self, "couldn't find device\n"); 98 return; 99 } 100 101 aicattach(sc); 102 103 /* Establish the interrupt handler. */ 104 isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, 105 ipa->ipa_irq[0].type, IPL_BIO, aicintr, sc); 106 if (isc->sc_ih == NULL) 107 aprint_error_dev(self, "couldn't establish interrupt\n"); 108 } 109