NetBSD/sys/arch/alpha/jensenio/pckbc_jensenio.c

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/* $NetBSD: pckbc_jensenio.c,v 1.3 2001/07/27 00:25:19 thorpej Exp $ */
/*-
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe.
*
* 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 the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: pckbc_jensenio.c,v 1.3 2001/07/27 00:25:19 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <sys/errno.h>
#include <sys/queue.h>
#include <sys/lock.h>
#include <machine/intr.h>
#include <machine/bus.h>
#include <dev/ic/i8042reg.h>
#include <dev/ic/pckbcvar.h>
#include <dev/eisa/eisavar.h>
#include <dev/isa/isavar.h>
#include <alpha/jensenio/jenseniovar.h>
struct pckbc_jensenio_intrcookie {
struct pckbc_softc *ic_sc;
struct evcnt ic_ev;
u_long ic_vector;
char ic_vecstr[8];
};
struct pckbc_jensenio_softc {
struct pckbc_softc sc_pckbc; /* real "pckbc" softc */
/* Jensen-specific goo. */
struct pckbc_jensenio_intrcookie sc_ic[PCKBC_NSLOTS];
};
int pckbc_jensenio_match(struct device *, struct cfdata *, void *);
void pckbc_jensenio_attach(struct device *, struct device *, void *);
struct cfattach pckbc_jensenio_ca = {
sizeof(struct pckbc_jensenio_softc),
pckbc_jensenio_match, pckbc_jensenio_attach
};
void pckbc_jensenio_intr_establish(struct pckbc_softc *, pckbc_slot_t);
void pckbc_jensenio_intr(void *, u_long);
int
pckbc_jensenio_match(struct device *parent, struct cfdata *match, void *aux)
{
struct jensenio_attach_args *ja = aux;
/* Always present. */
if (strcmp(ja->ja_name, match->cf_driver->cd_name) == 0)
return (1);
return (0);
}
void
pckbc_jensenio_attach(struct device *parent, struct device *self, void *aux)
{
struct pckbc_jensenio_softc *jsc = (void *)self;
struct pckbc_softc *sc = &jsc->sc_pckbc;
struct jensenio_attach_args *ja = aux;
struct pckbc_internal *t;
bus_space_handle_t ioh_d, ioh_c;
/*
* Set up IRQs.
*/
jsc->sc_ic[PCKBC_KBD_SLOT].ic_vector = ja->ja_irq[0];
jsc->sc_ic[PCKBC_AUX_SLOT].ic_vector = ja->ja_irq[1];
sc->intr_establish = pckbc_jensenio_intr_establish;
if (pckbc_is_console(ja->ja_iot, ja->ja_ioaddr)) {
t = &pckbc_consdata;
pckbc_console_attached = 1;
/* t->t_cmdbyte was initialized by cnattach */
} else {
if (bus_space_map(ja->ja_iot, ja->ja_ioaddr + KBDATAP,
1, 0, &ioh_d) != 0 ||
bus_space_map(ja->ja_iot, ja->ja_ioaddr + KBCMDP,
1, 0, &ioh_c) != 0)
panic("pckbc_jensenio_attach: couldn't map");
t = malloc(sizeof(struct pckbc_internal), M_DEVBUF, M_WAITOK);
2001-07-13 03:25:39 +04:00
memset(t, 0, sizeof(struct pckbc_internal));
t->t_iot = ja->ja_iot;
t->t_ioh_d = ioh_d;
t->t_ioh_c = ioh_c;
t->t_addr = ja->ja_ioaddr;
t->t_cmdbyte = KC8_CPU; /* Enable ports */
}
t->t_sc = sc;
sc->id = t;
printf("\n");
/* Finish off the attach. */
pckbc_attach(sc);
}
void
pckbc_jensenio_intr_establish(struct pckbc_softc *sc, pckbc_slot_t slot)
{
struct pckbc_jensenio_softc *jsc = (void *) sc;
jsc->sc_ic[slot].ic_sc = sc;
scb_set(jsc->sc_ic[slot].ic_vector, pckbc_jensenio_intr,
&jsc->sc_ic[slot]);
printf("%s: %s slot interrupting at vector 0x%lx\n", sc->sc_dv.dv_xname,
pckbc_slot_names[slot], jsc->sc_ic[slot].ic_vector);
sprintf(jsc->sc_ic[slot].ic_vecstr, "0x%lx",
jsc->sc_ic[slot].ic_vector);
evcnt_attach_dynamic(&jsc->sc_ic[slot].ic_ev, EVCNT_TYPE_INTR,
NULL, "vector", jsc->sc_ic[slot].ic_vecstr);
}
void
pckbc_jensenio_intr(void *arg, u_long vec)
{
struct pckbc_jensenio_intrcookie *ic = arg;
ic->ic_ev.ev_count++;
(void) pckbcintr(ic->ic_sc);
}