123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122 |
- /*-
- * SPDX-License-Identifier: BSD-3-Clause
- *
- * Copyright 2003 by Peter Grehan. 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. 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. 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.
- *
- */
- /*
- * The psim iobus attachment for the OpenPIC interrupt controller.
- */
- #include <sys/cdefs.h>
- __FBSDID("$FreeBSD$");
- #include <sys/param.h>
- #include <sys/systm.h>
- #include <sys/module.h>
- #include <sys/bus.h>
- #include <sys/conf.h>
- #include <sys/kernel.h>
- #include <dev/ofw/openfirm.h>
- #include <machine/bus.h>
- #include <machine/intr_machdep.h>
- #include <machine/md_var.h>
- #include <machine/pio.h>
- #include <machine/resource.h>
- #include <vm/vm.h>
- #include <vm/pmap.h>
- #include <sys/rman.h>
- #include <machine/openpicreg.h>
- #include <machine/openpicvar.h>
- #include <powerpc/psim/iobusvar.h>
- #include "pic_if.h"
- /*
- * PSIM IOBus interface
- */
- static int openpic_iobus_probe(device_t);
- static int openpic_iobus_attach(device_t);
- static device_method_t openpic_iobus_methods[] = {
- /* Device interface */
- DEVMETHOD(device_probe, openpic_iobus_probe),
- DEVMETHOD(device_attach, openpic_iobus_attach),
- /* PIC interface */
- DEVMETHOD(pic_config, openpic_config),
- DEVMETHOD(pic_dispatch, openpic_dispatch),
- DEVMETHOD(pic_enable, openpic_enable),
- DEVMETHOD(pic_eoi, openpic_eoi),
- DEVMETHOD(pic_ipi, openpic_ipi),
- DEVMETHOD(pic_mask, openpic_mask),
- DEVMETHOD(pic_unmask, openpic_unmask),
- { 0, 0 }
- };
- static driver_t openpic_iobus_driver = {
- "openpic",
- openpic_iobus_methods,
- sizeof(struct openpic_softc)
- };
- DRIVER_MODULE(openpic, iobus, openpic_iobus_driver, openpic_devclass, 0, 0);
- static int
- openpic_iobus_probe(device_t dev)
- {
- struct openpic_softc *sc;
- char *name;
- name = iobus_get_name(dev);
- if (strcmp(name, "interrupt-controller") != 0)
- return (ENXIO);
- /*
- * The description was already printed out in the nexus
- * probe, so don't do it again here
- */
- device_set_desc(dev, OPENPIC_DEVSTR);
- sc = device_get_softc(dev);
- sc->sc_psim = 1;
- return (0);
- }
- static int
- openpic_iobus_attach(device_t dev)
- {
- return (openpic_common_attach(dev, 0));
- }
|