d4fcf3cba5
and amd64. The optimization is a trivial on recent machines. Reviewed by: -arch (imp, marcel, dfr)
131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/* $NecBSD: tmc18c30_pisa.c,v 1.22 1998/11/26 01:59:21 honda Exp $ */
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/* $NetBSD$ */
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/*-
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* [Ported for FreeBSD]
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* Copyright (c) 2000
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* Noriaki Mitsunaga, Mitsuru Iwasaki and Takanori Watanabe.
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* All rights reserved.
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* [NetBSD for NEC PC-98 series]
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* Copyright (c) 1996, 1997, 1998
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* NetBSD/pc98 porting staff. All rights reserved.
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* Copyright (c) 1996, 1997, 1998
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* Naofumi HONDA. All rights reserved.
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* Copyright (c) 1996, 1997, 1998
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* Kouichi Matsuda. 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 <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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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/module.h>
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#include <sys/bus.h>
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#include <sys/malloc.h>
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#include <sys/errno.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <cam/scsi/scsi_low.h>
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#include <cam/scsi/scsi_low_pisa.h>
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#include <dev/stg/tmc18c30reg.h>
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#include <dev/stg/tmc18c30var.h>
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#include <dev/stg/tmc18c30.h>
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static int
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stg_isa_probe(device_t dev)
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{
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struct stg_softc *sc = device_get_softc(dev);
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int error;
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sc->port_rid = 0;
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sc->irq_rid = 0;
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error = stg_alloc_resource(dev);
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if (error) {
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return(error);
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}
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if (stg_probe(dev) == 0) {
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stg_release_resource(dev);
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return(ENXIO);
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}
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stg_release_resource(dev);
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return(0);
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}
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static int
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stg_isa_attach(device_t dev)
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{
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struct stg_softc *sc = device_get_softc(dev);
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int error;
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sc->port_rid = 0;
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sc->irq_rid = 0;
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error = stg_alloc_resource(dev);
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if (error) {
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return(error);
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}
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error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_CAM | INTR_ENTROPY,
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stg_intr, (void *)sc, &sc->stg_intrhand);
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if (error) {
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stg_release_resource(dev);
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return(error);
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}
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if (stg_attach(dev) == 0) {
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stg_release_resource(dev);
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return(ENXIO);
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}
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return(0);
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}
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static device_method_t stg_isa_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, stg_isa_probe),
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DEVMETHOD(device_attach, stg_isa_attach),
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DEVMETHOD(device_detach, stg_detach),
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{ 0, 0 }
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};
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static driver_t stg_isa_driver = {
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"stg",
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stg_isa_methods,
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sizeof(struct stg_softc),
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};
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DRIVER_MODULE(stg, isa, stg_isa_driver, stg_devclass, 0, 0);
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MODULE_DEPEND(stg, scsi_low, 1, 1, 1);
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