/* $NetBSD: mpu_acpi.c,v 1.1 2004/12/02 09:50:42 xtraeme Exp $ */ /* * Copyright (c) 2004 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Juan Romero Pardines . * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 2002 Jared D. McNeill * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * ACPI mpu(4) attachment based in lpt_acpi.c by Jared D. McNeill. */ #include __KERNEL_RCSID(0, "$NetBSD: mpu_acpi.c,v 1.1 2004/12/02 09:50:42 xtraeme Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include static int mpu_acpi_match(struct device *, struct cfdata *, void *); static void mpu_acpi_attach(struct device *, struct device *, void *); struct mpu_acpi_softc { struct mpu_softc sc_mpu; }; CFATTACH_DECL(mpu_acpi, sizeof(struct mpu_acpi_softc), mpu_acpi_match, mpu_acpi_attach, NULL, NULL); /* * Supported device IDs */ static const char * const mpu_acpi_ids[] = { "PNPB006", /* Roland MPU-401 (compatible) MIDI UART */ NULL }; /* * mpu_acpi_match: autoconf(9) match routine */ static int mpu_acpi_match(struct device *parent, struct cfdata *match, void *aux) { struct acpi_attach_args *aa = aux; if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE) return 0; return acpi_match_hid(aa->aa_node->ad_devinfo, mpu_acpi_ids); } /* * mpu_acpi_attach: autoconf(9) attach routine */ static void mpu_acpi_attach(struct device *parent, struct device *self, void *aux) { struct mpu_acpi_softc *asc = (struct mpu_acpi_softc *)self; struct mpu_softc *sc = &asc->sc_mpu; struct acpi_attach_args *aa = aux; struct acpi_resources res; struct acpi_io *io; struct acpi_irq *irq; ACPI_STATUS rv; printf("\n"); /* parse resources */ rv = acpi_resource_parse(&sc->sc_dev, aa->aa_node->ad_handle, "_CRS", &res, &acpi_resource_parse_ops_default); if (ACPI_FAILURE(rv)) return; /* find our i/o registers */ io = acpi_res_io(&res, 0); if (io == NULL) { printf("%s: unable to find i/o register resource\n", sc->sc_dev.dv_xname); goto out; } /* find our IRQ */ irq = acpi_res_irq(&res, 0); if (irq == NULL) { printf("%s: unable to find irq resource\n", sc->sc_dev.dv_xname); goto out; } sc->iot = aa->aa_iot; if (bus_space_map(sc->iot, io->ar_base, io->ar_length, 0, &sc->ioh)) { printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); goto out; } sc->model = "Roland MPU-401 MIDI UART"; mpu_attach(sc); sc->arg = isa_intr_establish(aa->aa_ic, irq->ar_irq, (irq->ar_type == ACPI_EDGE_SENSITIVE) ? IST_EDGE : IST_LEVEL, IPL_AUDIO, mpu_intr, sc); out: acpi_resource_cleanup(&res); }