NetBSD/sys/arch/newsmips/apbus/kb_ap.c

256 lines
5.4 KiB
C

/* $NetBSD: kb_ap.c,v 1.1 2000/11/15 14:04:05 tsubai Exp $ */
/*-
* Copyright (c) 2000 Tsubai Masanari. 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.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <dev/wscons/wsconsio.h>
#include <dev/wscons/wskbdvar.h>
#include <dev/wscons/wsksymdef.h>
#include <machine/adrsmap.h>
#include <newsmips/apbus/apbusvar.h>
struct kbreg {
u_int kb_rx_data;
u_int kb_rx_stat;
u_int kb_rx_intr_en;
u_int kb_rx_reset;
u_int kb_rx_speed;
u_int ms_rx_data;
u_int ms_rx_stat;
u_int ms_rx_intr_en;
u_int ms_rx_reset;
u_int ms_rx_speed;
u_int kb_buzzf;
u_int kb_buzz;
u_int kb_tx_data;
u_int kb_tx_stat;
u_int kb_tx_intr_en;
u_int kb_tx_reset;
u_int kb_tx_speed;
};
struct kb_ap_softc {
struct device sc_dev;
volatile struct kbreg *sc_reg;
struct device *sc_wskbddev;
};
int kb_ap_match(struct device *, struct cfdata *, void *);
void kb_ap_attach(struct device *, struct device *, void *);
int kb_ap_intr(void *);
void kb_ap_cnattach(void);
void kb_ap_cngetc(void *, u_int *, int *);
void kb_ap_cnpollc(void *, int);
int kb_ap_enable(void *, int);
void kb_ap_setleds(void *, int);
int kb_ap_ioctl(void *, u_long, caddr_t, int, struct proc *);
extern struct wscons_keydesc newskb_keydesctab[];
struct cfattach kb_ap_ca = {
sizeof(struct kb_ap_softc), kb_ap_match, kb_ap_attach
};
struct wskbd_accessops kb_ap_accessops = {
kb_ap_enable,
kb_ap_setleds,
kb_ap_ioctl,
};
struct wskbd_consops kb_ap_consops = {
kb_ap_cngetc,
kb_ap_cnpollc,
};
struct wskbd_mapdata kb_ap_keymapdata = {
newskb_keydesctab,
KB_JP,
};
int
kb_ap_match(parent, cf, aux)
struct device *parent;
struct cfdata *cf;
void *aux;
{
struct apbus_attach_args *apa = aux;
if (strcmp(apa->apa_name, "kb") == 0)
return 1;
return 0;
}
void
kb_ap_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct kb_ap_softc *sc = (void *)self;
struct apbus_attach_args *apa = aux;
volatile struct kbreg *reg = (void *)apa->apa_hwbase;
volatile int *dipsw = (void *)NEWS5000_DIP_SWITCH;
struct wskbddev_attach_args waa;
int cons = 0;
printf(" slot%d addr 0x%lx", apa->apa_slotno, apa->apa_hwbase);
sc->sc_reg = reg;
if (*dipsw & 7) {
printf(" (console)");
cons = 1;
}
printf("\n");
reg->kb_rx_reset = 0x03;
reg->kb_tx_reset = 0x03;
reg->kb_rx_speed = 0x04;
reg->kb_tx_speed = 0x04;
reg->kb_rx_intr_en = 1;
reg->kb_tx_intr_en = 0;
apbus_intr_establish(1, NEWS5000_INT1_KBD, 0, kb_ap_intr, sc,
"", apa->apa_ctlnum);
waa.console = cons;
waa.keymap = &kb_ap_keymapdata;
waa.accessops = &kb_ap_accessops;
waa.accesscookie = sc;
sc->sc_wskbddev = config_found(self, &waa, wskbddevprint);
}
int
kb_ap_intr(v)
void *v;
{
struct kb_ap_softc *sc = v;
volatile struct kbreg *reg = sc->sc_reg;
int key, val, type, release;
int rv = 0;
while (reg->kb_rx_stat & RX_KBRDY) {
key = reg->kb_rx_data;
val = key & 0x7f;
release = key & 0x80;
type = release ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
if (sc->sc_wskbddev)
wskbd_input(sc->sc_wskbddev, type, val);
rv = 1;
}
return rv;
}
void
kb_ap_cnattach()
{
wskbd_cnattach(&kb_ap_consops, (void *)0xbf900000, &kb_ap_keymapdata);
}
void
kb_ap_cngetc(v, type, data)
void *v;
u_int *type;
int *data;
{
volatile struct kbreg *reg = v;
int key, release, ointr;
/* Disable keyboard interrupt. */
ointr = reg->kb_rx_intr_en;
reg->kb_rx_intr_en = 0;
/* Wait for key data. */
while ((reg->kb_rx_stat & RX_KBRDY) == 0);
key = reg->kb_rx_data;
release = key & 0x80;
*data = key & 0x7f;
*type = release ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
reg->kb_rx_intr_en = ointr;
}
void
kb_ap_cnpollc(v, on)
void *v;
int on;
{
}
int
kb_ap_enable(v, on)
void *v;
int on;
{
return 0;
}
void
kb_ap_setleds(v, on)
void *v;
int on;
{
}
int
kb_ap_ioctl(v, cmd, data, flag, p)
void *v;
u_long cmd;
caddr_t data;
int flag;
struct proc *p;
{
switch (cmd) {
case WSKBDIO_GTYPE:
*(int *)data = 0; /* XXX */
return 0;
case WSKBDIO_SETLEDS:
return 0;
case WSKBDIO_GETLEDS:
*(int *)data = 0;
return 0;
}
return -1;
}