217 lines
6.1 KiB
C
217 lines
6.1 KiB
C
/* $NetBSD: aic_pcmcia.c,v 1.8 1998/11/20 02:12:15 thorpej Exp $ */
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/*
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* Copyright (c) 1997 Marc Horowitz. 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Marc Horowitz.
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* 4. 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 WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/select.h>
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#include <sys/device.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsipiconf.h>
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#include <dev/scsipi/scsi_all.h>
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#include <dev/ic/aic6360var.h>
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#include <dev/pcmcia/pcmciareg.h>
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#include <dev/pcmcia/pcmciavar.h>
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#include <dev/pcmcia/pcmciadevs.h>
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int aic_pcmcia_match __P((struct device *, struct cfdata *, void *));
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void aic_pcmcia_attach __P((struct device *, struct device *, void *));
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struct aic_pcmcia_softc {
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struct aic_softc sc_aic; /* real "aic" softc */
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/* PCMCIA-specific goo. */
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struct pcmcia_io_handle sc_pcioh; /* PCMCIA i/o space info */
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int sc_io_window; /* our i/o window */
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struct pcmcia_function *sc_pf; /* our PCMCIA function */
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void *sc_ih; /* interrupt handler */
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};
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struct cfattach aic_pcmcia_ca = {
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sizeof(struct aic_pcmcia_softc), aic_pcmcia_match, aic_pcmcia_attach
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};
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int aic_pcmcia_enable __P((void *, int));
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struct aic_pcmcia_product {
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u_int32_t app_vendor; /* PCMCIA vendor ID */
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u_int32_t app_product; /* PCMCIA product ID */
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int app_expfunc; /* expected function number */
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const char *app_name; /* device name */
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} aic_pcmcia_products[] = {
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{ PCMCIA_VENDOR_ADAPTEC, PCMCIA_PRODUCT_ADAPTEC_APA1460_1,
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0, PCMCIA_STR_ADAPTEC_APA1460_1 },
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{ PCMCIA_VENDOR_ADAPTEC, PCMCIA_PRODUCT_ADAPTEC_APA1460_2,
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0, PCMCIA_STR_ADAPTEC_APA1460_2 },
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{ 0, 0,
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0, NULL },
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};
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struct aic_pcmcia_product *aic_pcmcia_lookup __P((struct pcmcia_attach_args *));
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struct aic_pcmcia_product *
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aic_pcmcia_lookup(pa)
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struct pcmcia_attach_args *pa;
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{
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struct aic_pcmcia_product *app;
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for (app = aic_pcmcia_products; app->app_name != NULL; app++) {
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if (pa->manufacturer == app->app_vendor &&
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pa->product == app->app_product &&
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pa->pf->number == app->app_expfunc)
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return (app);
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}
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return (NULL);
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}
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int
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aic_pcmcia_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct pcmcia_attach_args *pa = aux;
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if (aic_pcmcia_lookup(pa) != NULL)
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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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aic_pcmcia_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 aic_pcmcia_softc *psc = (void *)self;
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struct aic_softc *sc = &psc->sc_aic;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe;
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struct pcmcia_function *pf = pa->pf;
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struct aic_pcmcia_product *app;
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psc->sc_pf = pf;
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for (cfe = SIMPLEQ_FIRST(&pf->cfe_head); cfe != NULL;
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cfe = SIMPLEQ_NEXT(cfe, cfe_list)) {
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if (cfe->num_memspace != 0 ||
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cfe->num_iospace != 1)
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continue;
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if (pcmcia_io_alloc(pa->pf, cfe->iospace[0].start,
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cfe->iospace[0].length, 0, &psc->sc_pcioh) == 0)
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break;
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}
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if (cfe == 0) {
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printf(": can't alloc i/o space\n");
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return;
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}
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sc->sc_iot = psc->sc_pcioh.iot;
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sc->sc_ioh = psc->sc_pcioh.ioh;
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/* Enable the card. */
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pcmcia_function_init(pf, cfe);
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if (pcmcia_function_enable(pf)) {
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printf(": function enable failed\n");
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return;
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}
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/* Map in the io space */
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if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_AUTO, 0, psc->sc_pcioh.size,
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&psc->sc_pcioh, &psc->sc_io_window)) {
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printf(": can't map i/o space\n");
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return;
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}
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if (!aic_find(sc->sc_iot, sc->sc_ioh)) {
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printf(": unable to detect chip!\n");
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return;
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}
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app = aic_pcmcia_lookup(pa);
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if (app == NULL) {
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printf("\n");
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panic("aic_pcmcia_attach: impossible");
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}
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/* We can enable and disable the controller. */
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sc->sc_adapter.scsipi_enable = aic_pcmcia_enable;
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/*
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* Disable the pcmcia function now; we will be enbled again
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* as the SCSI code adds references to probe for children.
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*/
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pcmcia_function_disable(pf);
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printf(": %s\n", app->app_name);
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aicattach(sc);
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}
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int
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aic_pcmcia_enable(arg, onoff)
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void *arg;
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int onoff;
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{
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struct aic_pcmcia_softc *psc = arg;
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if (onoff) {
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/* Establish the interrupt handler. */
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psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_BIO,
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aicintr, &psc->sc_aic);
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if (psc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt handler\n",
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psc->sc_aic.sc_dev.dv_xname);
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return (EIO);
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}
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if (pcmcia_function_enable(psc->sc_pf)) {
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printf("%s: couldn't enable PCMCIA function\n",
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psc->sc_aic.sc_dev.dv_xname);
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pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
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return (EIO);
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}
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} else {
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pcmcia_function_disable(psc->sc_pf);
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pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
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}
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return (0);
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}
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