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124 lines
3.8 KiB
C
124 lines
3.8 KiB
C
/* $NetBSD: fhc_central.c,v 1.3 2012/03/18 05:26:58 mrg Exp $ */
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/* $OpenBSD: fhc_central.c,v 1.5 2004/09/27 18:32:35 jason Exp $ */
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/*
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* Copyright (c) 2004 Jason L. Wright (jason@thought.net).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: fhc_central.c,v 1.3 2012/03/18 05:26:58 mrg Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/conf.h>
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#include <sys/bus.h>
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#include <machine/autoconf.h>
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#include <machine/openfirm.h>
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#include <sparc64/dev/centralvar.h>
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#include <sparc64/dev/fhcreg.h>
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#include <sparc64/dev/fhcvar.h>
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int fhc_central_match(device_t, cfdata_t, void *);
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void fhc_central_attach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(fhc_central, sizeof(struct fhc_softc),
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fhc_central_match, fhc_central_attach, NULL, NULL);
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int
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fhc_central_match(device_t parent, cfdata_t match, void *aux)
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{
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struct central_attach_args *ca = aux;
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if (strcmp(ca->ca_name, "fhc") == 0)
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return (1);
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return (0);
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}
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void
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fhc_central_attach(device_t parent, device_t self, void *aux)
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{
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struct fhc_softc *sc = device_private(self);
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struct central_attach_args *ca = aux;
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u_int32_t board;
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sc->sc_node = ca->ca_node;
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sc->sc_bt = ca->ca_bustag;
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sc->sc_is_central = 1;
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if (central_bus_map(sc->sc_bt, ca->ca_reg[0].cbr_slot,
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ca->ca_reg[0].cbr_offset, ca->ca_reg[0].cbr_size, 0,
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&sc->sc_preg)) {
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printf(": failed to map preg\n");
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return;
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}
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if (central_bus_map(sc->sc_bt, ca->ca_reg[1].cbr_slot,
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ca->ca_reg[1].cbr_offset, ca->ca_reg[1].cbr_size, 0,
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&sc->sc_ireg)) {
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printf(": failed to map ireg\n");
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return;
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}
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if (central_bus_map(sc->sc_bt, ca->ca_reg[2].cbr_slot,
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ca->ca_reg[2].cbr_offset, ca->ca_reg[2].cbr_size,
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BUS_SPACE_MAP_LINEAR, &sc->sc_freg)) {
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printf(": failed to map freg\n");
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return;
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}
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if (central_bus_map(sc->sc_bt, ca->ca_reg[3].cbr_slot,
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ca->ca_reg[3].cbr_offset, ca->ca_reg[3].cbr_size,
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BUS_SPACE_MAP_LINEAR, &sc->sc_sreg)) {
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printf(": failed to map sreg\n");
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return;
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}
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if (central_bus_map(sc->sc_bt, ca->ca_reg[4].cbr_slot,
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ca->ca_reg[4].cbr_offset, ca->ca_reg[4].cbr_size,
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BUS_SPACE_MAP_LINEAR, &sc->sc_ureg)) {
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printf(": failed to map ureg\n");
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return;
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}
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if (central_bus_map(sc->sc_bt, ca->ca_reg[5].cbr_slot,
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ca->ca_reg[5].cbr_offset, ca->ca_reg[5].cbr_size,
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BUS_SPACE_MAP_LINEAR, &sc->sc_treg)) {
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printf(": failed to map treg\n");
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return;
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}
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board = bus_space_read_4(sc->sc_bt, sc->sc_preg, FHC_P_BSR);
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sc->sc_board = ((board >> 16) & 0x1) | ((board >> 12) & 0xe);
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sc->sc_dev = self;
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fhc_attach(sc);
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return;
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}
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