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/* $OpenBSD: fhc_central.c,v 1.5 2004/09/27 18:32:35 jason Exp $ */
/*
* Copyright (c) 2004 Jason L. Wright (jason@thought.net).
* 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.
*
* 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/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/conf.h>
#include <sys/timeout.h>
#include <machine/bus.h>
#include <machine/autoconf.h>
#include <machine/openfirm.h>
#include <sparc64/dev/centralvar.h>
#include <sparc64/dev/fhcreg.h>
#include <sparc64/dev/fhcvar.h>
int fhc_central_match(struct device *, void *, void *);
void fhc_central_attach(struct device *, struct device *, void *);
struct cfattach fhc_central_ca = {
sizeof(struct fhc_softc), fhc_central_match, fhc_central_attach
};
int
fhc_central_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct central_attach_args *ca = aux;
if (strcmp(ca->ca_name, "fhc") == 0)
return (1);
return (0);
}
void
fhc_central_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct fhc_softc *sc = (struct fhc_softc *)self;
struct central_attach_args *ca = aux;
u_int32_t board;
sc->sc_node = ca->ca_node;
sc->sc_bt = ca->ca_bustag;
sc->sc_is_central = 1;
if (central_bus_map(sc->sc_bt, ca->ca_reg[0].cbr_slot,
ca->ca_reg[0].cbr_offset, ca->ca_reg[0].cbr_size, 0,
&sc->sc_preg)) {
printf(": failed to map preg\n");
return;
}
if (central_bus_map(sc->sc_bt, ca->ca_reg[1].cbr_slot,
ca->ca_reg[1].cbr_offset, ca->ca_reg[1].cbr_size, 0,
&sc->sc_ireg)) {
printf(": failed to map ireg\n");
return;
}
if (central_bus_map(sc->sc_bt, ca->ca_reg[2].cbr_slot,
ca->ca_reg[2].cbr_offset, ca->ca_reg[2].cbr_size,
BUS_SPACE_MAP_LINEAR, &sc->sc_freg)) {
printf(": failed to map freg\n");
return;
}
if (central_bus_map(sc->sc_bt, ca->ca_reg[3].cbr_slot,
ca->ca_reg[3].cbr_offset, ca->ca_reg[3].cbr_size,
BUS_SPACE_MAP_LINEAR, &sc->sc_sreg)) {
printf(": failed to map sreg\n");
return;
}
if (central_bus_map(sc->sc_bt, ca->ca_reg[4].cbr_slot,
ca->ca_reg[4].cbr_offset, ca->ca_reg[4].cbr_size,
BUS_SPACE_MAP_LINEAR, &sc->sc_ureg)) {
printf(": failed to map ureg\n");
return;
}
if (central_bus_map(sc->sc_bt, ca->ca_reg[5].cbr_slot,
ca->ca_reg[5].cbr_offset, ca->ca_reg[5].cbr_size,
BUS_SPACE_MAP_LINEAR, &sc->sc_treg)) {
printf(": failed to map treg\n");
return;
}
board = bus_space_read_4(sc->sc_bt, sc->sc_preg, FHC_P_BSR);
sc->sc_board = ((board >> 16) & 0x1) | ((board >> 12) & 0xe);
fhc_attach(sc);
return;
}
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