diff options
Diffstat (limited to 'sys/arch/hppa/gsc/oosiop_gsc.c')
| -rw-r--r-- | sys/arch/hppa/gsc/oosiop_gsc.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/sys/arch/hppa/gsc/oosiop_gsc.c b/sys/arch/hppa/gsc/oosiop_gsc.c new file mode 100644 index 00000000000..80cec2b516e --- /dev/null +++ b/sys/arch/hppa/gsc/oosiop_gsc.c @@ -0,0 +1,169 @@ +/* $OpenBSD: oosiop_gsc.c,v 1.1 2004/03/12 00:04:57 miod Exp $ */ +/* $NetBSD: oosiop_gsc.c,v 1.2 2003/07/15 02:29:25 lukem Exp $ */ + +/* + * Copyright (c) 2001 Matt Fredette. All rights reserved. + * Copyright (c) 2001,2002 Izumi Tsutsui. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +/* + * Copyright (c) 1998 Michael Shalayeff + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Michael Shalayeff. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/device.h> +#include <sys/buf.h> +#include <sys/malloc.h> + +#include <scsi/scsi_all.h> +#include <scsi/scsiconf.h> + +#include <machine/cpu.h> +#include <machine/intr.h> +#include <machine/iomod.h> +#include <machine/autoconf.h> +#include <machine/bus.h> + +#include <dev/ic/oosiopreg.h> +#include <dev/ic/oosiopvar.h> + +#include <hppa/dev/cpudevs.h> +#include <hppa/gsc/gscbusvar.h> + +#define OOSIOP_GSC_RESET 0x0000 +#define OOSIOP_GSC_OFFSET 0x0100 + +int oosiop_gsc_match(struct device *, void *, void *); +void oosiop_gsc_attach(struct device *, struct device *, void *); +int oosiop_gsc_intr(void *); + +struct cfattach oosiop_gsc_ca = { + sizeof(struct oosiop_softc), oosiop_gsc_match, oosiop_gsc_attach +}; + +int +oosiop_gsc_match(parent, match, aux) + struct device *parent; + void *match, *aux; +{ + struct gsc_attach_args *ga = aux; + + if (ga->ga_type.iodc_type != HPPA_TYPE_FIO || + ga->ga_type.iodc_sv_model != HPPA_FIO_SCSI) + return 0; + + return 1; +} + +void +oosiop_gsc_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct oosiop_softc *sc = (void *)self; + struct gsc_attach_args *ga = aux; + bus_space_handle_t ioh; + + sc->sc_bst = ga->ga_iot; + sc->sc_dmat = ga->ga_dmatag; + if (bus_space_map(sc->sc_bst, ga->ga_hpa, + OOSIOP_GSC_OFFSET + OOSIOP_NREGS, 0, &ioh)) + panic("oosiop_gsc_attach: couldn't map I/O ports"); + if (bus_space_subregion(sc->sc_bst, ioh, + OOSIOP_GSC_OFFSET, OOSIOP_NREGS, &sc->sc_bsh)) + panic("oosiop_gsc_attach: couldn't get chip ports"); + + sc->sc_freq = ga->ga_ca.ca_pdc_iodc_read->filler2[14]; + if (!sc->sc_freq) + sc->sc_freq = 50 * 1000000; + + sc->sc_chip = OOSIOP_700; + sc->sc_id = 7; /* XXX */ + + /* + * Reset the SCSI subsystem. + */ + bus_space_write_1(sc->sc_bst, ioh, OOSIOP_GSC_RESET, 0); + DELAY(1000); + + /* + * Call common attachment + */ +#ifdef OOSIOP_DEBUG + { + extern int oosiop_debug; + oosiop_debug = -1; + } +#endif /* OOSIOP_DEBUG */ + oosiop_attach(sc); + + (void)gsc_intr_establish((struct gsc_softc *)parent, + ga->ga_irq, IPL_BIO, oosiop_gsc_intr, sc, sc->sc_dev.dv_xname); +} + +/* + * interrupt handler + */ +int +oosiop_gsc_intr(arg) + void *arg; +{ + struct oosiop_softc *sc = arg; + int rv; + + rv = oosiop_intr(sc); + +#ifdef USELEDS + ledctl(PALED_DISK, 0, 0); +#endif + + return (rv); +} |