Allow to detach aic, but turned off by default. The patchable variable
aic_dodetach controlls this.
This commit is contained in:
enami
parent
7787b1dc9f
commit
2a328ebcb2
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@ -1,4 +1,4 @@
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/* $NetBSD: aic6360.c,v 1.61 1998/12/05 19:43:50 mjacob Exp $ */
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/* $NetBSD: aic6360.c,v 1.62 1999/09/26 08:14:57 enami Exp $ */
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#include "opt_ddb.h"
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#ifdef DDB
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@ -154,7 +154,6 @@ int aic_debug = 0x00; /* AIC_SHOWSTART|AIC_SHOWMISC|AIC_SHOWTRACE; */
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void aicattach __P((struct aic_softc *));
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void aic_minphys __P((struct buf *));
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void aic_init __P((struct aic_softc *));
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void aic_done __P((struct aic_softc *, struct aic_acb *));
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void aic_dequeue __P((struct aic_softc *, struct aic_acb *));
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int aic_scsi_cmd __P((struct scsipi_xfer *));
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@ -270,7 +269,7 @@ aicattach(sc)
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sc->sc_minsync = (2 * 250) / sc->sc_freq;
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sc->sc_maxsync = (9 * 250) / sc->sc_freq;
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aic_init(sc); /* Init chip and driver */
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aic_init(sc, 1); /* Init chip and driver */
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/*
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* Fill in the adapter.
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@ -294,9 +293,46 @@ aicattach(sc)
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/*
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* ask the adapter what subunits are present
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*/
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config_found(&sc->sc_dev, &sc->sc_link, scsiprint);
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sc->sc_child = config_found(&sc->sc_dev, &sc->sc_link, scsiprint);
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}
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int
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aic_activate(self, act)
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struct device *self;
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enum devact act;
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{
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struct aic_softc *sc = (struct aic_softc *) self;
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int s, rv = 0;
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s = splhigh();
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switch (act) {
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case DVACT_ACTIVATE:
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rv = EOPNOTSUPP;
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break;
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case DVACT_DEACTIVATE:
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if (sc->sc_child != NULL)
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rv = config_deactivate(sc->sc_child);
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break;
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}
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splx(s);
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return (rv);
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}
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int
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aic_detach(self, flags)
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struct device *self;
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int flags;
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{
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struct aic_softc *sc = (struct aic_softc *) self;
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int rv = 0;
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if (sc->sc_child != NULL)
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rv = config_detach(sc->sc_child, flags);
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return (rv);
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}
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/* Initialize AIC6360 chip itself
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* The following conditions should hold:
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@ -367,14 +403,17 @@ aic_scsi_reset(sc)
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* Initialize aic SCSI driver.
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*/
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void
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aic_init(sc)
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aic_init(sc, bus_reset)
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struct aic_softc *sc;
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int bus_reset;
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{
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struct aic_acb *acb;
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int r;
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if (bus_reset) {
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aic_reset(sc);
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aic_scsi_reset(sc);
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}
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aic_reset(sc);
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if (sc->sc_state == AIC_INIT) {
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@ -1996,7 +2035,7 @@ dophase:
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printf("%s: unexpected bus phase; resetting\n", sc->sc_dev.dv_xname);
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AIC_BREAK();
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reset:
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aic_init(sc);
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aic_init(sc, 1);
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return 1;
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finish:
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@ -1,4 +1,4 @@
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/* $NetBSD: aic6360var.h,v 1.3 1998/11/19 21:52:59 thorpej Exp $ */
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/* $NetBSD: aic6360var.h,v 1.4 1999/09/26 08:14:57 enami Exp $ */
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/*
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* Copyright (c) 1994, 1995, 1996 Charles M. Hannum. All rights reserved.
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@ -173,6 +173,8 @@ struct aic_softc {
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int sc_freq; /* Clock frequency in MHz */
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int sc_minsync; /* Minimum sync period / 4 */
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int sc_maxsync; /* Maximum sync period / 4 */
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struct device *sc_child; /* Our child */
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};
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#if AIC_DEBUG
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@ -203,6 +205,9 @@ extern int aic_debug; /* AIC_SHOWSTART|AIC_SHOWMISC|AIC_SHOWTRACE; */
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#define AIC_ISA_IOSIZE 0x20 /* XXX */
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void aicattach __P((struct aic_softc *));
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int aic_activate __P((struct device *, enum devact));
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int aic_detach __P((struct device *, int));
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int aicintr __P((void *));
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int aic_find __P((bus_space_tag_t, bus_space_handle_t));
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void aic_isa_attach __P((struct device *, struct device *, void *));
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void aic_init __P((struct aic_softc *, int));
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@ -1,4 +1,4 @@
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/* $NetBSD: aic_pcmcia.c,v 1.11 1999/09/07 19:30:10 soren Exp $ */
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/* $NetBSD: aic_pcmcia.c,v 1.12 1999/09/26 08:14:58 enami Exp $ */
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/*
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* Copyright (c) 1997 Marc Horowitz. All rights reserved.
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@ -50,6 +50,9 @@
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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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int aic_pcmcia_detach __P((struct device *, int));
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int aic_dodetach = 0;
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struct aic_pcmcia_softc {
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struct aic_softc sc_aic; /* real "aic" softc */
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@ -62,7 +65,8 @@ struct aic_pcmcia_softc {
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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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sizeof(struct aic_pcmcia_softc), aic_pcmcia_match, aic_pcmcia_attach,
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aic_pcmcia_detach, aic_activate
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};
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int aic_pcmcia_enable __P((void *, int));
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@ -180,20 +184,17 @@ aic_pcmcia_attach(parent, self, aux)
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panic("aic_pcmcia_attach: impossible");
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}
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#if 0 /* XXX power management broken somehow. */
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printf(": %s\n", app->app_name);
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if (aic_dodetach) { /* XXX temporary */
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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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#else
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printf(": %s\n", app->app_name);
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#ifdef DIAGNOSTIC
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if (sc->sc_adapter.scsipi_refcnt != 0)
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panic("refcnt isn't 0");
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#endif
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sc->sc_adapter.scsipi_refcnt++;
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} else { /* XXX temporary */
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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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@ -201,11 +202,37 @@ aic_pcmcia_attach(parent, self, aux)
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psc->sc_aic.sc_dev.dv_xname);
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return;
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}
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#endif
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} /* XXX temporary */
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aicattach(sc);
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if (aic_dodetach) { /* XXX temporary */
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sc->sc_adapter.scsipi_refcnt--;
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#ifdef DIAGNOSTIC
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if (sc->sc_adapter.scsipi_refcnt != 0)
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panic("refcnt isn't 0");
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#endif
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pcmcia_function_disable(pf);
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}
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}
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int
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aic_pcmcia_detach(self, flags)
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struct device *self;
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int flags;
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{
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struct aic_pcmcia_softc *sc = (struct aic_pcmcia_softc *)self;
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int error;
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if ((error = aic_detach(self, flags)) != 0)
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return (error);
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/* Unmap our i/o window and i/o space. */
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pcmcia_io_unmap(sc->sc_pf, sc->sc_io_window);
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pcmcia_io_free(sc->sc_pf, &sc->sc_pcioh);
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return (0);
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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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@ -229,6 +256,9 @@ aic_pcmcia_enable(arg, onoff)
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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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/* Initialize only chip. */
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aic_init(&psc->sc_aic, 0);
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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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