dc781fe4ff
(yet) compile and link. Renamed pcic back to pcic from pcicx, but conditionalize its inclusion on pccard being included also. card is the old and pccard is the new, which is a handy way to have both in the tree at the same time. Obtained from: newconfig project More to follow...
263 lines
6.8 KiB
C
263 lines
6.8 KiB
C
/* $NetBSD: i82365_isa.c,v 1.11 1998/06/09 07:25:00 thorpej Exp $ */
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/* $FreeBSD$ */
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#define PCICISADEBUG
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/*
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* Copyright (c) 1997 Marc Horowitz. All rights reserved.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Marc Horowitz.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/kernel.h>
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#include <sys/queue.h>
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#include <sys/types.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <machine/resource.h>
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#ifdef __FreeBSD__
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#include <i386/isa/isa_device.h>
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typedef int isa_chipset_tag_t;
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#define ia_msize ia_memsize
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#define delay(x) DELAY(x)
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#else
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#include <dev/isa/isareg.h>
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#include <dev/isa/isavar.h>
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#endif
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#include <dev/pccard/pccardreg.h>
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#include <dev/pccard/pccardvar.h>
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#include <dev/pccard/pccardchip.h>
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#include <dev/pcic/i82365reg.h>
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#include <dev/pcic/i82365var.h>
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#include <dev/pcic/i82365_isavar.h>
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#ifdef PCICISADEBUG
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int pcicisa_debug = 0 /* XXX */ ;
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#define DPRINTF(arg) if (pcicisa_debug) printf arg;
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#else
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#define DPRINTF(arg)
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#endif
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int pcic_isa_probe __P((struct device *, struct cfdata *, void *));
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void pcic_isa_attach __P((struct device *, struct device *, void *));
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void *pcic_isa_chip_intr_establish __P((pccard_chipset_handle_t,
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struct pccard_function *, int, int (*) (void *), void *));
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void pcic_isa_chip_intr_disestablish __P((pccard_chipset_handle_t, void *));
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#ifdef __FreeBSD__
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struct cfattach pcic_isa_ca = {
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sizeof(struct pcic_softc), pcic_isa_probe, pcic_isa_attach
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};
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#else
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struct cfattach pcic_isa_ca = {
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sizeof(struct pcic_softc), pcic_isa_probe, pcic_isa_attach
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};
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#endif
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static struct pccard_chip_functions pcic_isa_functions = {
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pcic_chip_mem_alloc,
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pcic_chip_mem_free,
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pcic_chip_mem_map,
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pcic_chip_mem_unmap,
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pcic_chip_io_alloc,
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pcic_chip_io_free,
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pcic_chip_io_map,
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pcic_chip_io_unmap,
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pcic_isa_chip_intr_establish,
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pcic_isa_chip_intr_disestablish,
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pcic_chip_socket_enable,
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pcic_chip_socket_disable,
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};
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int
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pcic_isa_probe(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct isa_attach_args *ia = aux;
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bus_space_tag_t iot = ia->ia_iot;
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bus_space_handle_t ioh, memh;
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int val, found;
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/* Disallow wildcarded i/o address. */
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#ifdef __FreeBSD__
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if (ia->ia_iobase == ISACF_IOBASE_DEFAULT)
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#else
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if (ia->ia_iobase == ISACF_PORT_DEFAULT)
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#endif
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return (0);
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if (bus_space_map(iot, ia->ia_iobase, PCIC_IOSIZE, 0, &ioh))
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return (0);
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if (ia->ia_msize == -1)
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ia->ia_msize = PCIC_MEMSIZE;
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#ifdef __FreeBSD__
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if (bus_space_map(ia->ia_memt, kvtop(ia->ia_membase), ia->ia_msize, 0, &memh))
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#else
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if (bus_space_map(ia->ia_memt, ia->ia_maddr, ia->ia_msize, 0, &memh))
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#endif
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return (0);
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found = 0;
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/*
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* this could be done with a loop, but it would violate the
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* abstraction
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*/
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bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C0SA + PCIC_IDENT);
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val = bus_space_read_1(iot, ioh, PCIC_REG_DATA);
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if (pcic_ident_ok(val))
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found++;
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bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C0SB + PCIC_IDENT);
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val = bus_space_read_1(iot, ioh, PCIC_REG_DATA);
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if (pcic_ident_ok(val))
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found++;
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bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C1SA + PCIC_IDENT);
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val = bus_space_read_1(iot, ioh, PCIC_REG_DATA);
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if (pcic_ident_ok(val))
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found++;
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bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C1SB + PCIC_IDENT);
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val = bus_space_read_1(iot, ioh, PCIC_REG_DATA);
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if (pcic_ident_ok(val))
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found++;
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bus_space_unmap(iot, ioh, PCIC_IOSIZE);
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bus_space_unmap(ia->ia_memt, memh, ia->ia_msize);
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if (!found)
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return (0);
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ia->ia_iosize = PCIC_IOSIZE;
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return (1);
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}
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void
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pcic_isa_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct pcic_softc *sc = (void *) self;
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struct isa_attach_args *ia = aux;
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isa_chipset_tag_t ic = ia->ia_ic;
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bus_space_tag_t iot = ia->ia_iot;
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bus_space_tag_t memt = ia->ia_memt;
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bus_space_handle_t ioh;
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bus_space_handle_t memh;
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/* Map i/o space. */
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if (bus_space_map(iot, ia->ia_iobase, ia->ia_iosize, 0, &ioh)) {
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printf(": can't map i/o space\n");
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return;
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}
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/* Map mem space. */
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#ifdef __FreeBSD__
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if (bus_space_map(memt, kvtop(ia->ia_membase), ia->ia_memsize, 0, &memh)) {
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#else
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if (bus_space_map(memt, ia->ia_maddr, ia->ia_msize, 0, &memh)) {
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#endif
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printf(": can't map mem space\n");
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return;
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}
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#ifdef __FreeBSD__
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sc->membase = kvtop(ia->ia_membase);
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#else
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sc->membase = ia->ia_maddr;
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#endif
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sc->subregionmask = (1 << (ia->ia_msize / PCIC_MEM_PAGESIZE)) - 1;
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sc->intr_est = ic;
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sc->pct = (pccard_chipset_tag_t) & pcic_isa_functions;
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sc->iot = iot;
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sc->ioh = ioh;
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sc->memt = memt;
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sc->memh = memh;
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/*
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* allocate an irq. it will be used by both controllers. I could
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* use two different interrupts, but interrupts are relatively
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* scarce, shareable, and for PCIC controllers, very infrequent.
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*/
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if ((sc->irq = ia->ia_irq) == IRQUNK) {
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if (isa_intr_alloc(ic,
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PCIC_CSC_INTR_IRQ_VALIDMASK & pcic_isa_intr_alloc_mask,
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IST_EDGE, &sc->irq)) {
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printf("\n%s: can't allocate interrupt\n",
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sc->dev.dv_xname);
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return;
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}
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printf(": using irq %d", sc->irq);
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}
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printf("\n");
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pcic_attach(sc);
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pcic_isa_bus_width_probe (sc, iot, ioh, ia->ia_iobase, ia->ia_iosize);
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sc->ih = isa_intr_establish(ic, sc->irq, IST_EDGE, IPL_TTY,
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pcic_intr, sc);
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if (sc->ih == NULL) {
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printf("%s: can't establish interrupt\n", sc->dev.dv_xname);
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return;
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}
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pcic_attach_sockets(sc);
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}
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