145 lines
4.4 KiB
C
145 lines
4.4 KiB
C
/* $NetBSD: pckbc_hpc.c,v 1.5 2005/12/11 12:18:53 christos Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2003 Christopher SEKIYA
|
|
* 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 for the
|
|
* NetBSD Project. See http://www.NetBSD.org/ for
|
|
* information about NetBSD.
|
|
* 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/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: pckbc_hpc.c,v 1.5 2005/12/11 12:18:53 christos 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/autoconf.h>
|
|
#include <machine/bus.h>
|
|
#include <machine/machtype.h>
|
|
|
|
#include <dev/ic/i8042reg.h>
|
|
#include <dev/ic/pckbcvar.h>
|
|
|
|
#include <sgimips/hpc/hpcreg.h>
|
|
#include <sgimips/hpc/hpcvar.h>
|
|
|
|
struct pckbc_hpc_softc {
|
|
struct pckbc_softc sc_pckbc;
|
|
|
|
int sc_irq;
|
|
int sc_hasintr;
|
|
};
|
|
|
|
static int pckbc_hpc_match(struct device *, struct cfdata *, void *);
|
|
static void pckbc_hpc_attach(struct device *, struct device *, void *);
|
|
static void pckbc_hpc_intr_establish(struct pckbc_softc *, pckbc_slot_t);
|
|
|
|
CFATTACH_DECL(pckbc_hpc, sizeof(struct pckbc_hpc_softc),
|
|
pckbc_hpc_match, pckbc_hpc_attach, NULL, NULL);
|
|
|
|
static int
|
|
pckbc_hpc_match(struct device * parent, struct cfdata * cf, void *aux)
|
|
{
|
|
struct hpc_attach_args *ha = aux;
|
|
|
|
if (strcmp(ha->ha_name, cf->cf_name) == 0)
|
|
return (1);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
pckbc_hpc_attach(struct device * parent, struct device * self, void *aux)
|
|
{
|
|
struct pckbc_hpc_softc *msc = (void *) self;
|
|
struct pckbc_softc *sc = &msc->sc_pckbc;
|
|
struct hpc_attach_args *haa = aux;
|
|
struct pckbc_internal *t;
|
|
bus_space_handle_t ioh_d, ioh_c;
|
|
|
|
msc->sc_irq = haa->ha_irq;
|
|
|
|
msc->sc_hasintr = 0;
|
|
|
|
sc->intr_establish = pckbc_hpc_intr_establish;
|
|
|
|
/* XXX Ugly hack & kludge XXX */
|
|
if (pckbc_is_console(haa->ha_st, MIPS_KSEG1_TO_PHYS(haa->ha_sh +
|
|
haa->ha_devoff))) {
|
|
t = &pckbc_consdata;
|
|
pckbc_console_attached = 1;
|
|
} else {
|
|
/* XXX should be bus_space_map() */
|
|
if (bus_space_subregion(haa->ha_st, haa->ha_sh,
|
|
haa->ha_devoff + KBDATAP, 1, &ioh_d) ||
|
|
bus_space_subregion(haa->ha_st, haa->ha_sh,
|
|
haa->ha_devoff + KBCMDP, 1, &ioh_c))
|
|
panic("pckbc_hpc_attach: couldn't map");
|
|
|
|
t = malloc(sizeof(struct pckbc_internal), M_DEVBUF,
|
|
M_WAITOK | M_ZERO);
|
|
t->t_iot = haa->ha_st;
|
|
t->t_ioh_d = ioh_d;
|
|
t->t_ioh_c = ioh_c;
|
|
t->t_addr = haa->ha_sh;
|
|
t->t_cmdbyte = KC8_CPU; /* Enable ports */
|
|
callout_init(&t->t_cleanup);
|
|
}
|
|
|
|
t->t_sc = sc;
|
|
sc->id = t;
|
|
|
|
printf("\n");
|
|
|
|
/* Finish off the attach. */
|
|
pckbc_attach(sc);
|
|
}
|
|
|
|
static void
|
|
pckbc_hpc_intr_establish(struct pckbc_softc * sc, pckbc_slot_t slot)
|
|
{
|
|
struct pckbc_hpc_softc *msc = (void *) sc;
|
|
|
|
if (msc->sc_hasintr)
|
|
return;
|
|
|
|
if (cpu_intr_establish(msc->sc_irq, IPL_TTY, pckbcintr, sc) == NULL) {
|
|
printf("%s: unable to establish interrupt for %s slot\n",
|
|
sc->sc_dv.dv_xname, pckbc_slot_names[slot]);
|
|
} else {
|
|
msc->sc_hasintr = 1;
|
|
}
|
|
}
|