/* $NetBSD: femi.c,v 1.9 2003/07/15 03:35:58 lukem Exp $ */ /* * Copyright 2002 Wasabi Systems, Inc. * All rights reserved. * * Written by Steve C. Woodford 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. */ /* * SH-5 FEMI Bus Attachment Glue */ #include __KERNEL_RCSID(0, "$NetBSD: femi.c,v 1.9 2003/07/15 03:35:58 lukem Exp $"); #include #include #include #include #include #include #include #include #include "locators.h" static int femimatch(struct device *, struct cfdata *, void *); static void femiattach(struct device *, struct device *, void *); static int femiprint(void *, const char *); static int femisubmatch(struct device *, struct cfdata *, void *); struct femi_softc { struct device sc_dev; bus_space_tag_t sc_bust; bus_dma_tag_t sc_dmat; bus_addr_t sc_base; bus_addr_t sc_top; }; CFATTACH_DECL(femi, sizeof(struct femi_softc), femimatch, femiattach, NULL, NULL); extern struct cfdriver femi_cd; #define FEMI_MODULE_ID 0x2185 /*ARGSUSED*/ static int femimatch(struct device *parent, struct cfdata *cf, void *args) { struct superhyway_attach_args *sa = args; bus_space_handle_t bh; u_int64_t vcr; if (strcmp(sa->sa_name, femi_cd.cd_name)) return (0); sa->sa_pport = 0; bus_space_map(sa->sa_bust, SUPERHYWAY_PPORT_TO_BUSADDR(cf->cf_loc[SUPERHYWAYCF_PPORT]), SUPERHYWAY_REG_SZ, 0, &bh); vcr = bus_space_read_8(sa->sa_bust, bh, SUPERHYWAY_REG_VCR); bus_space_unmap(sa->sa_bust, bh, SUPERHYWAY_REG_SZ); if (SUPERHYWAY_VCR_MOD_ID(vcr) != FEMI_MODULE_ID) return (0); sa->sa_pport = cf->cf_loc[SUPERHYWAYCF_PPORT]; return (1); } /*ARGSUSED*/ static void femiattach(struct device *parent, struct device *self, void *args) { struct superhyway_attach_args *sa = args; struct femi_softc *sc = (struct femi_softc *)self; bus_space_handle_t bh; u_int64_t vcr; bus_space_map(sa->sa_bust, SUPERHYWAY_PPORT_TO_BUSADDR(sa->sa_pport), SUPERHYWAY_REG_SZ, 0, &bh); vcr = bus_space_read_8(sa->sa_bust, bh, SUPERHYWAY_REG_VCR); bus_space_unmap(sa->sa_bust, bh, SUPERHYWAY_REG_SZ); sc->sc_bust = sa->sa_bust; sc->sc_dmat = sa->sa_dmat; sc->sc_base = 0; sc->sc_top = 0x08000000; printf(": Flash/External Memory Interface, Version 0x%x\n", (int)SUPERHYWAY_VCR_MOD_VERS(vcr)); printf("%s: Base Address: 0x%x, Length: 0x%x\n", sc->sc_dev.dv_xname, sc->sc_base, sc->sc_top - sc->sc_base); config_search(femisubmatch, self, NULL); } static int femiprint(void *arg, const char *cp) { struct femi_attach_args *fa = arg; aprint_normal(" offset 0x%x", fa->fa_offset - fa->_fa_base); return (UNCONF); } static int femisubmatch(struct device *dev, struct cfdata *cf, void *arg) { struct femi_softc *sc = (struct femi_softc *) dev; struct femi_attach_args fa; fa.fa_bust = sc->sc_bust; fa.fa_dmat = sc->sc_dmat; fa.fa_offset = (bus_addr_t) cf->cf_loc[FEMICF_OFFSET]; fa.fa_offset += sc->sc_base; fa._fa_base = sc->sc_base; if (config_match(dev, cf, &fa)) { config_attach(dev, cf, &fa, femiprint); return (1); } return (0); }