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75492a101b
Submitted by: Naofumi Honda <honda@Kururu.math.hokudai.ac.jp> Obtained from: NetBSD/pc98 patch level 81
129 lines
3.5 KiB
C
129 lines
3.5 KiB
C
/* $NetBSD$ */
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/*
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* [NetBSD for NEC PC98 series]
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* Copyright (c) 1995, 1996 NetBSD/pc98 porting staff.
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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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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 <dev/isa/bs/bsif.h>
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static int bs_pisa_probe __P((struct device *, void *, void *));
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static void bs_pisa_attach __P((struct device *, struct device *, void *));
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static int bs_deactivate __P((pisa_device_args_t));
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static int bs_activate __P((pisa_device_args_t));
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struct cfattach bs_pisa_ca = {
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sizeof(struct bs_softc), bs_pisa_probe, bs_pisa_attach
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};
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struct pisa_driver bs_pd = {
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bs_activate, bs_deactivate,
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};
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static int
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bs_pisa_probe(parent, match, aux)
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struct device *parent;
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void *match, *aux;
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{
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struct bs_softc *sc = match;
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struct pisa_attach_args *pa = aux;
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struct isa_attach_args *ia = &pa->pa_ia;
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if (ia->ia_iobase == IOBASEUNK ||
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ia->ia_irq == IRQUNK || ia->ia_drq == DRQUNK)
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return 0;
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sc->sc_pdv = pa->pa_pdv;
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return bsprobe(parent, match, ia);
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}
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static void
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bs_pisa_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct bs_softc *sc = (void *) self;
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struct pisa_attach_args *pa = aux;
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sc->sc_pdv = PISAMSG_BIND(pa->pa_pdv, sc, &bs_pd);
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bsattach(parent, self, (void *) &pa->pa_ia);
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PISA_INTR_REGISTER(sc->sc_pdv, sc->sc_ih);
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}
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static int
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bs_deactivate(arg)
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pisa_device_args_t arg;
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{
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struct bs_softc *bsc = arg->id;
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bsc->sc_flags |= BSINACTIVE;
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bshw_dmaabort(bsc, NULL);
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bshw_smitabort(bsc);
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bs_terminate_timeout(bsc);
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return 0;
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}
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#define SCSIBUS_RESCAN
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static int
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bs_activate(arg)
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pisa_device_args_t arg;
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{
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struct bs_softc *bsc = arg->id;
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struct isa_attach_args *ia = arg->ia;
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struct targ_info *ti;
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int i;
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bsc->sc_irqmasks = (1 << ia->ia_irq);
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while((ti = bsc->sc_titab.tqh_first) != NULL)
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TAILQ_REMOVE(&bsc->sc_titab, ti, ti_tchain);
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bsc->sc_openf = 0;
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for (i = 0; i < NTARGETS; i ++)
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if (i != bsc->sc_hostid && (ti = bsc->sc_ti[i]) != NULL)
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{
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TAILQ_INSERT_TAIL(&bsc->sc_titab, ti, ti_tchain);
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bsc->sc_openf |= (1 << i);
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}
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bsc->sc_hstate = BSC_BOOTUP;
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bsc->sc_flags &= ~BSINACTIVE;
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bs_reset_nexus(bsc);
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#ifdef SCSIBUS_RESCAN
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if (bsc->sc_nexus == NULL)
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scsi_probe_busses((int) bsc->sc_link.scsibus, -1, -1);
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#endif
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bs_start_timeout(bsc);
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return 0;
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}
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