167 lines
4.5 KiB
C
167 lines
4.5 KiB
C
/* $NetBSD: gscbus.c,v 1.9 2003/11/20 03:58:47 chs Exp $ */
|
|
|
|
/* $OpenBSD: gscbus.c,v 1.13 2001/08/01 20:32:04 miod Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1998 Michael Shalayeff
|
|
* 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 Michael Shalayeff.
|
|
* 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.
|
|
*/
|
|
|
|
/*
|
|
* Sample IO layouts:
|
|
* 712:
|
|
*
|
|
* f0100000 -- lasi0
|
|
* f0102000 -- lpt0
|
|
* f0104000 -- audio0
|
|
* f0105000 -- com0
|
|
* f0106000 -- siop0
|
|
* f0107000 -- ie0
|
|
* f0108000 -- kbd0
|
|
* f0108100 -- pms0
|
|
* f010a000 -- fdc0
|
|
* f010c000 -- *lasi0
|
|
* f0200000 -- wax0
|
|
* f8000000 -- sti0
|
|
* fffbe000 -- cpu0
|
|
* fffbf000 -- mem0
|
|
*
|
|
* 725/50:
|
|
*
|
|
* f0820000 -- dma
|
|
* f0821000 -- hil
|
|
* f0822000 -- com1
|
|
* f0823000 -- com0
|
|
* f0824000 -- lpt0
|
|
* f0825000 -- siop0
|
|
* f0826000 -- ie0
|
|
* f0827000 -- dma reset
|
|
* f0828000 -- timers
|
|
* f0829000 -- domain kbd
|
|
* f082f000 -- asp0
|
|
* f1000000 -- audio0
|
|
* fc000000 -- eisa0
|
|
* fffbe000 -- cpu0
|
|
* fffbf000 -- mem0
|
|
*
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: gscbus.c,v 1.9 2003/11/20 03:58:47 chs Exp $");
|
|
|
|
#define GSCDEBUG
|
|
|
|
#include "opt_kgdb.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/user.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/reboot.h>
|
|
|
|
#include <machine/iomod.h>
|
|
#include <machine/autoconf.h>
|
|
#include <machine/cpufunc.h>
|
|
|
|
#include <hp700/gsc/gscbusvar.h>
|
|
#include <hp700/hp700/machdep.h>
|
|
|
|
int gscmatch(struct device *, struct cfdata *, void *);
|
|
void gscattach(struct device *, struct device *, void *);
|
|
|
|
struct gsc_softc {
|
|
struct device sc_dev;
|
|
struct gsc_attach_args sc_ga;
|
|
void *sc_ih;
|
|
};
|
|
|
|
CFATTACH_DECL(gsc, sizeof(struct gsc_softc),
|
|
gscmatch, gscattach, NULL, NULL);
|
|
|
|
/*
|
|
* pdc_scanbus calls this function back with each module
|
|
* it finds on the GSC bus. We call the IC-specific function
|
|
* to fix up the module's attach arguments, then we match
|
|
* and attach it.
|
|
*/
|
|
static void gsc_module_callback(struct device *, struct confargs *);
|
|
static void
|
|
gsc_module_callback(struct device *self, struct confargs *ca)
|
|
{
|
|
struct gsc_softc *sc = (struct gsc_softc *)self;
|
|
struct gsc_attach_args ga;
|
|
|
|
/* Make the GSC attach args. */
|
|
ga = sc->sc_ga;
|
|
ga.ga_ca = *ca;
|
|
ga.ga_iot = sc->sc_ga.ga_iot;
|
|
ga.ga_dmatag = sc->sc_ga.ga_dmatag;
|
|
(*sc->sc_ga.ga_fix_args)(sc->sc_ga.ga_fix_args_cookie, &ga);
|
|
|
|
config_found_sm(self, &ga, mbprint, mbsubmatch);
|
|
}
|
|
|
|
int
|
|
gscmatch(struct device *parent, struct cfdata *cf, void *aux)
|
|
{
|
|
struct gsc_attach_args *ga = aux;
|
|
|
|
return !strcmp(ga->ga_name, "gsc");
|
|
}
|
|
|
|
void
|
|
gscattach(struct device *parent, struct device *self, void *aux)
|
|
{
|
|
struct gsc_softc *sc = (struct gsc_softc *)self;
|
|
struct gsc_attach_args *ga = aux;
|
|
|
|
sc->sc_ga = *ga;
|
|
|
|
if (machine_ledaddr)
|
|
printf(": %sleds", machine_ledword? "word" : "");
|
|
|
|
printf ("\n");
|
|
|
|
/* Add the I/O subsystem's interrupt register. */
|
|
ga->ga_int_reg->int_reg_dev = parent->dv_xname;
|
|
sc->sc_ih = hp700_intr_establish(&sc->sc_dev, IPL_NONE,
|
|
NULL, ga->ga_int_reg,
|
|
&int_reg_cpu, ga->ga_irq);
|
|
|
|
pdc_scanbus(self, &ga->ga_ca, gsc_module_callback);
|
|
}
|
|
|
|
int
|
|
gscprint(void *aux, const char *pnp)
|
|
{
|
|
|
|
return (UNCONF);
|
|
}
|