175 lines
4.7 KiB
C
175 lines
4.7 KiB
C
/* $NetBSD: plumisa_machdep.c,v 1.11 2009/08/19 15:12:31 dyoung Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: plumisa_machdep.c,v 1.11 2009/08/19 15:12:31 dyoung Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <machine/bus.h>
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#include <dev/isa/isavar.h>
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#include <dev/isa/isareg.h>
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#include <machine/platid.h>
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#include <machine/platid_mask.h>
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#include <hpcmips/tx/tx39var.h>
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#include <hpcmips/dev/plumvar.h>
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#include <hpcmips/dev/plumicuvar.h>
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#include <hpcmips/dev/plumiobusvar.h>
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#include "locators.h"
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int plumisabprint(void *, const char *);
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int plumisabmatch(struct device *, struct cfdata *, void *);
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void plumisabattach(struct device *, struct device *, void *);
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struct plumisab_softc {
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struct device sc_dev;
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plum_chipset_tag_t sc_pc;
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bus_space_tag_t sc_iot;
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int sc_irq;
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void *sc_ih;
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};
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CFATTACH_DECL(plumisab, sizeof(struct plumisab_softc),
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plumisabmatch, plumisabattach, NULL, NULL);
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int
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plumisabmatch(struct device *parent, struct cfdata *match, void *aux)
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{
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struct plumiobus_attach_args *pba = aux;
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platid_mask_t mask;
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if (strcmp(pba->pba_busname, match->cf_name)) {
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return (0);
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}
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if (match->cf_loc[PLUMIOBUSIFCF_PLATFORM] ==
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PLUMIOBUSIFCF_PLATFORM_DEFAULT) {
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return (1);
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}
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mask = PLATID_DEREF(match->cf_loc[PLUMIOBUSIFCF_PLATFORM]);
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if (platid_match(&platid, &mask)) {
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return (2);
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}
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return (0);
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}
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void
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plumisabattach(struct device *parent, struct device *self, void *aux)
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{
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struct plumiobus_attach_args *pba = aux;
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struct plumisab_softc *sc = (void*)self;
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struct isabus_attach_args iba;
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printf("\n");
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sc->sc_pc = pba->pba_pc;
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sc->sc_iot = pba->pba_iot;
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sc->sc_irq = pba->pba_irq;
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printf(" base=%#x irq=%d\n", sc->sc_iot->t_base, sc->sc_irq);
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#if 0
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/* Reset I/O bus */
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plum_power_ioreset(sc->sc_pc);
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#endif
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/* Dump I/O port */
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if (0) {
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bus_space_handle_t ioh;
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int i;
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bus_space_map(sc->sc_iot, 0, 0x400, 0, &ioh);
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for(i = 0; i < 0x400; i += 4) {
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printf("[%03x]%02x", i, bus_space_read_1(sc->sc_iot, ioh, i + 3));
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printf("%02x", bus_space_read_1(sc->sc_iot, ioh, i + 2));
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printf("%02x", bus_space_read_1(sc->sc_iot, ioh, i + 1));
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printf("%02x", bus_space_read_1(sc->sc_iot, ioh, i + 0));
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}
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bus_space_unmap(sc->sc_iot, ioh, 0x400);
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}
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iba.iba_ic = sc;
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/* Plum ISA-bus don't have memory space! */
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/* Plum ISA port space */
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iba.iba_iot = sc->sc_iot;
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config_found_ia(self, "isabus", &iba, plumisabprint);
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}
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int
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plumisabprint(void *aux, const char *pnp)
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{
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return (pnp ? QUIET : UNCONF);
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}
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void
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isa_attach_hook(struct device *parent, struct device *self,
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struct isabus_attach_args *iba)
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{
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}
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void
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isa_detach_hook(isa_chipset_tag_t, device_t self)
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{
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}
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void *
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isa_intr_establish(isa_chipset_tag_t ic, int irq, int type, int level,
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int (*ih_fun)(void *), void *ih_arg)
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{
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struct plumisab_softc *sc = (void*)ic;
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sc->sc_ih = plum_intr_establish(sc->sc_pc, sc->sc_irq, type, level,
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ih_fun, ih_arg);
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return (sc->sc_ih);
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}
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void
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isa_intr_disestablish(isa_chipset_tag_t ic, void *arg)
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{
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struct plumisab_softc *sc = (void*)ic;
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plum_intr_disestablish(sc->sc_pc, arg);
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}
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int
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isa_intr_alloc(isa_chipset_tag_t ic, int mask, int type, int *irq)
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{
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struct plumisab_softc *sc = (void*)ic;
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*irq = sc->sc_irq;
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return (0);
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}
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