153 lines
4.1 KiB
C
153 lines
4.1 KiB
C
/* $NetBSD: hb.c,v 1.17 2005/12/11 12:18:23 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (C) 1999 Izumi Tsutsui. 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/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: hb.c,v 1.17 2005/12/11 12:18:23 christos Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
|
|
#include <machine/autoconf.h>
|
|
#include <machine/bus.h>
|
|
#include <machine/cpu.h>
|
|
|
|
#include <news68k/news68k/isr.h>
|
|
#include <news68k/dev/hbvar.h>
|
|
|
|
#include "ioconf.h"
|
|
|
|
static int hb_match(struct device *, struct cfdata *, void *);
|
|
static void hb_attach(struct device *, struct device *, void *);
|
|
static int hb_search(struct device *, struct cfdata *,
|
|
const int *, void *);
|
|
static int hb_print(void *, const char *);
|
|
|
|
CFATTACH_DECL(hb, sizeof(struct device),
|
|
hb_match, hb_attach, NULL, NULL);
|
|
|
|
static int
|
|
hb_match(struct device *parent, struct cfdata *cf, void *aux)
|
|
{
|
|
struct mainbus_attach_args *ma = aux;
|
|
|
|
if (strcmp(ma->ma_name, hb_cd.cd_name) != 0)
|
|
return 0;
|
|
|
|
if (ma->ma_systype != -1 && ma->ma_systype != systype)
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void
|
|
hb_attach(struct device *parent, struct device *self, void *aux)
|
|
{
|
|
struct hb_attach_args ha;
|
|
|
|
printf("\n");
|
|
memset(&ha, 0, sizeof(ha));
|
|
|
|
config_search_ia(hb_search, self, "hb", &ha);
|
|
}
|
|
|
|
static int
|
|
hb_search(struct device *parent, struct cfdata *cf,
|
|
const int *ldesc, void *aux)
|
|
{
|
|
struct hb_attach_args *ha = aux;
|
|
|
|
ha->ha_name = cf->cf_name;
|
|
ha->ha_address = cf->cf_addr;
|
|
ha->ha_ipl = cf->cf_ipl;
|
|
ha->ha_vect = cf->cf_vect;
|
|
|
|
/* XXX news68k Hyper-bus is not a real bus... */
|
|
ha->ha_bust = ISIIOPA(ha->ha_address) ?
|
|
NEWS68K_BUS_SPACE_INTIO : NEWS68K_BUS_SPACE_EIO;
|
|
|
|
if (config_match(parent, cf, ha) > 0)
|
|
config_attach(parent, cf, ha, hb_print);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Print out the confargs. The (parent) name is non-NULL
|
|
* when there was no match found by config_found().
|
|
*/
|
|
static int
|
|
hb_print(void *args, const char *name)
|
|
{
|
|
struct hb_attach_args *ha = args;
|
|
|
|
#if 0
|
|
if (ha->ha_addr > 0)
|
|
#endif
|
|
aprint_normal (" addr 0x%08lx", ha->ha_address);
|
|
if (ha->ha_ipl > 0)
|
|
aprint_normal (" ipl %d", ha->ha_ipl);
|
|
if (ha->ha_vect > 0) {
|
|
aprint_normal (" vect %d", ha->ha_vect);
|
|
}
|
|
|
|
return QUIET;
|
|
}
|
|
|
|
/*
|
|
* hb_intr_establish: establish hb interrupt
|
|
*/
|
|
void
|
|
hb_intr_establish(int hbvect, int (*hand)(void *), int ipl, void *arg)
|
|
{
|
|
|
|
if ((ipl < 1) || (ipl > 7)) {
|
|
printf("hb: illegal interrupt level: %d\n", ipl);
|
|
panic("hb_intr_establish");
|
|
}
|
|
|
|
if ((hbvect < 0) || (hbvect > 255)) {
|
|
printf("hb: illegal vector offset: 0x%x\n", hbvect);
|
|
panic("hb_intr_establish");
|
|
}
|
|
|
|
isrlink_vectored(hand, arg, ipl, hbvect);
|
|
}
|
|
|
|
void
|
|
hb_intr_disestablish(int hbvect)
|
|
{
|
|
|
|
if ((hbvect < 0) || (hbvect > 255)) {
|
|
printf("hb: illegal vector offset: 0x%x\n", hbvect);
|
|
panic("hb_intr_disestablish");
|
|
}
|
|
|
|
isrunlink_vectored(hbvect);
|
|
}
|