/* $NetBSD: obio.c,v 1.4 2005/12/11 12:17:51 christos Exp $ */ /* * Copyright (c) 2001, 2002, 2003 Wasabi Systems, Inc. * All rights reserved. * * Written by Jason R. Thorpe for Wasabi Systems, Inc. * * 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 for the NetBSD Project by * Wasabi Systems, Inc. * 4. The name of Wasabi Systems, Inc. may not be used to endorse * or promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC * 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. */ /* * On-board device autoconfiguration support for Tungsten motherboards. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: obio.c,v 1.4 2005/12/11 12:17:51 christos Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <machine/autoconf.h> #include <machine/bus.h> #include <arm/xscale/i80321reg.h> #include <iyonix/iyonix/iyonixreg.h> #include <iyonix/iyonix/obiovar.h> #include "locators.h" int obio_match(struct device *, struct cfdata *, void *); void obio_attach(struct device *, struct device *, void *); CFATTACH_DECL(obio, sizeof(struct device), obio_match, obio_attach, NULL, NULL); int obio_print(void *, const char *); int obio_search(struct device *, struct cfdata *, const int *, void *); /* there can be only one */ int obio_found; int obio_match(struct device *parent, struct cfdata *cf, void *aux) { #if 0 struct mainbus_attach_args *ma = aux; #endif if (obio_found) return (0); #if 1 /* XXX Shoot arch/arm/mainbus in the head. */ return (1); #else if (strcmp(cf->cf_name, ma->ma_name) == 0) return (1); return (0); #endif } void obio_attach(struct device *parent, struct device *self, void *aux) { obio_found = 1; aprint_naive("\n"); aprint_normal("\n"); /* * Attach all on-board devices as described in the kernel * configuration file. */ config_search_ia(obio_search, self, "obio", NULL); } int obio_print(void *aux, const char *pnp) { struct obio_attach_args *oba = aux; aprint_normal(" addr 0x%08lx", oba->oba_addr); if (oba->oba_size != OBIOCF_SIZE_DEFAULT) aprint_normal("-0x%08lx", oba->oba_addr + (oba->oba_size - 1)); if (oba->oba_width != OBIOCF_WIDTH_DEFAULT) aprint_normal(" width %d", oba->oba_width); if (oba->oba_irq != -1) aprint_normal(" xint %d", oba->oba_irq - ICU_INT_XINT0); return (UNCONF); } int obio_search(struct device *parent, struct cfdata *cf, const int *ldesc, void *aux) { struct obio_attach_args oba; oba.oba_st = &obio_bs_tag; oba.oba_addr = cf->cf_loc[OBIOCF_ADDR]; oba.oba_size = cf->cf_loc[OBIOCF_SIZE]; oba.oba_width = cf->cf_loc[OBIOCF_WIDTH]; if (cf->cf_loc[OBIOCF_XINT] != OBIOCF_XINT_DEFAULT) oba.oba_irq = ICU_INT_XINT(cf->cf_loc[OBIOCF_XINT]); else oba.oba_irq = -1; if (config_match(parent, cf, &oba) > 0) config_attach(parent, cf, &oba, obio_print); return (0); }