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/* $OpenBSD: i82365_isapnp.c,v 1.3 2001/11/06 19:53:19 miod Exp $ */
/* $NetBSD: i82365_isapnp.c,v 1.8 2000/02/23 17:22:11 soren Exp $ */
/*
* Copyright (c) 1998 Bill Sommerfeld. All rights reserved.
* Copyright (c) 1997 Marc Horowitz. 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Marc Horowitz.
* 4. 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.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/extent.h>
#include <sys/malloc.h>
#include <uvm/uvm_extern.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/isa/isareg.h>
#include <dev/isa/isavar.h>
#include <dev/isa/isapnpreg.h>
#include <dev/pcmcia/pcmciareg.h>
#include <dev/pcmcia/pcmciavar.h>
#include <dev/pcmcia/pcmciachip.h>
#include <dev/ic/i82365reg.h>
#include <dev/ic/i82365var.h>
#include <dev/isa/i82365_isavar.h>
#undef DPRINTF
#ifdef PCICISADEBUG
int pcicisapnp_debug = 0 /* XXX */ ;
#define DPRINTF(arg) if (pcicisapnp_debug) printf arg;
#else
#define DPRINTF(arg)
#endif
int pcic_isapnp_match __P((struct device *, void *, void *));
void pcic_isapnp_attach __P((struct device *, struct device *, void *));
struct cfattach pcic_isapnp_ca = {
sizeof(struct pcic_softc), pcic_isapnp_match, pcic_isapnp_attach
};
static struct pcmcia_chip_functions pcic_isa_functions = {
pcic_chip_mem_alloc,
pcic_chip_mem_free,
pcic_chip_mem_map,
pcic_chip_mem_unmap,
pcic_chip_io_alloc,
pcic_chip_io_free,
pcic_chip_io_map,
pcic_chip_io_unmap,
pcic_isa_chip_intr_establish,
pcic_isa_chip_intr_disestablish,
pcic_chip_socket_enable,
pcic_chip_socket_disable,
};
int
pcic_isapnp_match(parent, match, aux)
struct device *parent;
void *match;
void *aux;
{
return (1);
}
void
pcic_isapnp_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct pcic_softc *sc = (void *) self;
struct pcic_handle *h;
struct isa_attach_args *ipa = aux;
isa_chipset_tag_t ic = ipa->ia_ic;
bus_space_tag_t iot = ipa->ia_iot;
bus_space_tag_t memt = ipa->ia_memt;
bus_space_handle_t ioh;
bus_space_handle_t memh;
int tmp1, i;
printf("\n");
if (isapnp_config(iot, memt, ipa)) {
printf("%s: error in region allocation\n", sc->dev.dv_xname);
return;
}
printf("%s: %s %s", sc->dev.dv_xname, ipa->ipa_devident,
ipa->ipa_devclass);
/* sanity check that we get at least one hunk of IO space.. */
if (ipa->ipa_nio < 1) {
printf("%s: failed to get one chunk of i/o space\n",
sc->dev.dv_xname);
return;
}
/* Find i/o space. */
ioh = ipa->ipa_io[0].h;
/* sanity check to make sure we have a real PCIC there.. */
bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C0SA + PCIC_IDENT);
tmp1 = bus_space_read_1(iot, ioh, PCIC_REG_DATA);
printf("(ident 0x%x", tmp1);
if (pcic_ident_ok(tmp1)) {
printf(" OK)");
} else {
printf(" Not OK)\n");
return;
}
if (bus_space_map(memt, ipa->ia_maddr, ipa->ia_msize, 0, &memh)) {
printf(": can't map mem space\n");
return;
}
sc->membase = ipa->ia_maddr;
sc->subregionmask = (1 << (ipa->ia_msize / PCIC_MEM_PAGESIZE)) - 1;
sc->intr_est = ic;
sc->pct = (pcmcia_chipset_tag_t) & pcic_isa_functions;
sc->iot = iot;
sc->ioh = ioh;
sc->memt = memt;
sc->memh = memh;
printf("\n");
pcic_attach(sc);
pcic_isa_bus_width_probe(sc, iot, ioh, ipa->ipa_io[0].base,
ipa->ipa_io[0].length);
pcic_attach_sockets(sc);
/*
* allocate an irq. it will be used by both controllers. I could
* use two different interrupts, but interrupts are relatively
* scarce, shareable, and for PCIC controllers, very infrequent.
*/
if (ipa->ipa_nirq > 0)
sc->irq = ipa->ipa_irq[0].num;
else
sc->irq = IRQUNK;
if (sc->irq == IRQUNK)
sc->irq = pcic_intr_find(sc, IST_EDGE);
if (sc->irq) {
sc->ih = isa_intr_establish(ic, sc->irq, IST_EDGE, IPL_TTY,
pcic_intr, sc, sc->dev.dv_xname);
if (!sc->ih)
sc->irq = 0;
}
if (sc->irq) {
printf("%s: irq %d, ", sc->dev.dv_xname, sc->irq);
/* Set up the pcic to interrupt on card detect. */
for (i = 0; i < PCIC_NSLOTS; i++) {
h = &sc->handle[i];
if (h->flags & PCIC_FLAG_SOCKETP) {
pcic_write(h, PCIC_CSC_INTR,
(sc->irq << PCIC_CSC_INTR_IRQ_SHIFT) |
PCIC_CSC_INTR_CD_ENABLE);
powerhook_establish(pcic_power, h);
}
}
} else
printf("%s: no irq, ", sc->dev.dv_xname);
printf("polling enabled\n");
if (sc->poll_established == 0) {
timeout_set(&sc->poll_timeout, pcic_poll_intr, sc);
timeout_add(&sc->poll_timeout, hz / 2);
sc->poll_established = 1;
}
}
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