diff options
Diffstat (limited to 'sys/dev/stg/tmc18c30_pccard.c')
-rw-r--r-- | sys/dev/stg/tmc18c30_pccard.c | 399 |
1 files changed, 399 insertions, 0 deletions
diff --git a/sys/dev/stg/tmc18c30_pccard.c b/sys/dev/stg/tmc18c30_pccard.c new file mode 100644 index 0000000..e9ceef9 --- /dev/null +++ b/sys/dev/stg/tmc18c30_pccard.c @@ -0,0 +1,399 @@ +/* $FreeBSD$ */ +/* $NecBSD: tmc18c30_pisa.c,v 1.22 1998/11/26 01:59:21 honda Exp $ */ +/* $NetBSD$ */ + +/* + * [Ported for FreeBSD] + * Copyright (c) 2000 + * Noriaki Mitsunaga, Mitsuru Iwasaki and Takanori Watanabe. + * All rights reserved. + * [NetBSD for NEC PC-98 series] + * Copyright (c) 1996, 1997, 1998 + * NetBSD/pc98 porting staff. All rights reserved. + * Copyright (c) 1996, 1997, 1998 + * Naofumi HONDA. All rights reserved. + * Copyright (c) 1996, 1997, 1998 + * Kouichi Matsuda. 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 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/disklabel.h> +#if defined(__FreeBSD__) && __FreeBSD_version >= 500001 +#include <sys/bio.h> +#endif +#include <sys/buf.h> +#include <sys/queue.h> +#include <sys/malloc.h> +#include <sys/errno.h> + +#include <vm/vm.h> + +#include <machine/bus.h> + +#include <machine/bus_pio.h> +#include <i386/isa/isa_device.h> + +#include <machine/dvcfg.h> + +#if defined(__FreeBSD__) && __FreeBSD_version < 400001 +static struct stg_softc *stg_get_softc(int); +extern struct stg_softc *stgdata[]; +#define DEVPORT_ALLOCSOFTCFUNC stg_get_softc +#define DEVPORT_SOFTCARRAY stgdata +#endif +#include <sys/device_port.h> + +#include <cam/scsi/scsi_low.h> +#include <cam/scsi/scsi_low_pisa.h> + +#include <dev/stg/tmc18c30reg.h> +#include <dev/stg/tmc18c30var.h> +#if defined(__FreeBSD__) && __FreeBSD_version < 400001 +#include "stg.h" +#endif + +#define STG_HOSTID 7 + +/* pccard support */ +#include "apm.h" +#if NAPM > 0 +#include <machine/apm_bios.h> +#endif + +#include "card.h" +#if NCARD > 0 +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/select.h> +#include <pccard/cardinfo.h> +#include <pccard/slot.h> + +static int stgprobe(DEVPORT_PDEVICE devi); +static int stgattach(DEVPORT_PDEVICE devi); + +static int stg_card_intr __P((DEVPORT_PDEVICE)); +static void stg_card_unload __P((DEVPORT_PDEVICE)); +#if defined(__FreeBSD__) && __FreeBSD_version < 400001 +static int stg_card_init __P((DEVPORT_PDEVICE)); +#endif + +#if defined(__FreeBSD__) && __FreeBSD_version >= 400001 +/* + * Additional code for FreeBSD new-bus PCCard frontend + */ + +static void +stg_pccard_intr(void * arg) +{ + stgintr(arg); +} + +static void +stg_release_resource(DEVPORT_PDEVICE dev) +{ + struct stg_softc *sc = device_get_softc(dev); + + if (sc->stg_intrhand) { + bus_teardown_intr(dev, sc->irq_res, sc->stg_intrhand); + } + + if (sc->port_res) { + bus_release_resource(dev, SYS_RES_IOPORT, + sc->port_rid, sc->port_res); + } + + if (sc->irq_res) { + bus_release_resource(dev, SYS_RES_IRQ, + sc->irq_rid, sc->irq_res); + } + + if (sc->mem_res) { + bus_release_resource(dev, SYS_RES_MEMORY, + sc->mem_rid, sc->mem_res); + } +} + +static int +stg_alloc_resource(DEVPORT_PDEVICE dev) +{ + struct stg_softc *sc = device_get_softc(dev); + u_long maddr, msize; + int error; + + sc->port_rid = 0; + sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid, + 0, ~0, STGIOSZ, RF_ACTIVE); + if (sc->port_res == NULL) { + stg_release_resource(dev); + return(ENOMEM); + } + + sc->irq_rid = 0; + sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid, + 0, ~0, 1, RF_ACTIVE); + if (sc->irq_res == NULL) { + stg_release_resource(dev); + return(ENOMEM); + } + + error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize); + if (error) { + return(0); /* XXX */ + } + + /* no need to allocate memory if not configured */ + if (maddr == 0 || msize == 0) { + return(0); + } + + sc->mem_rid = 0; + sc->mem_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->mem_rid, + 0, ~0, msize, RF_ACTIVE); + if (sc->mem_res == NULL) { + stg_release_resource(dev); + return(ENOMEM); + } + + return(0); +} + +static int +stg_pccard_probe(DEVPORT_PDEVICE dev) +{ + struct stg_softc *sc = device_get_softc(dev); + int error; + + bzero(sc, sizeof(struct stg_softc)); + + error = stg_alloc_resource(dev); + if (error) { + return(error); + } + + if (stgprobe(dev) == 0) { + stg_release_resource(dev); + return(ENXIO); + } + + stg_release_resource(dev); + + return(0); +} + +static int +stg_pccard_attach(DEVPORT_PDEVICE dev) +{ + struct stg_softc *sc = device_get_softc(dev); + int error; + + error = stg_alloc_resource(dev); + if (error) { + return(error); + } + + error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_CAM, + stg_pccard_intr, (void *)sc, &sc->stg_intrhand); + if (error) { + stg_release_resource(dev); + return(error); + } + + if (stgattach(dev) == 0) { + stg_release_resource(dev); + return(ENXIO); + } + + return(0); +} + +static void +stg_pccard_detach(DEVPORT_PDEVICE dev) +{ + stg_card_unload(dev); + stg_release_resource(dev); +} + +static device_method_t stg_pccard_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, stg_pccard_probe), + DEVMETHOD(device_attach, stg_pccard_attach), + DEVMETHOD(device_detach, stg_pccard_detach), + + { 0, 0 } +}; + +static driver_t stg_pccard_driver = { + "stg", + stg_pccard_methods, + sizeof(struct stg_softc), +}; + +static devclass_t stg_devclass; + +DRIVER_MODULE(stg, pccard, stg_pccard_driver, stg_devclass, 0, 0); + +#else + +PCCARD_MODULE(stg, stg_card_init,stg_card_unload, stg_card_intr, 0, cam_imask); + +#endif + +#if defined(__FreeBSD__) && __FreeBSD_version < 400001 +static struct stg_softc * +stg_get_softc(int unit) +{ + struct stg_softc *sc; + + if (unit >= NSTG) { + return(NULL); + } + + if (stgdata[unit] == NULL) { + sc = malloc(sizeof(struct stg_softc), M_TEMP,M_NOWAIT); + if (sc == NULL) { + printf("stg_get_softc: cannot malloc!\n"); + return(NULL); + } + stgdata[unit] = sc; + } else { + sc = stgdata[unit]; + } + + return(sc); +} + +static int +stg_card_init(DEVPORT_PDEVICE devi) +{ + int unit = DEVPORT_PDEVUNIT(devi); + + if (NSTG <= unit) + return (ENODEV); + + printf("probe stg\n"); + if (stgprobe(devi) == 0) + return (ENXIO); + + printf("attach stg\n"); + if (stgattach(devi) == 0) + return (ENXIO); + + return (0); +} +#endif + +static void +stg_card_unload(DEVPORT_PDEVICE devi) +{ + struct stg_softc *sc = DEVPORT_PDEVGET_SOFTC(devi); + + printf("%s: unload\n",sc->sc_sclow.sl_xname); + scsi_low_deactivate((struct scsi_low_softc *)sc); + scsi_low_dettach(&sc->sc_sclow); +} + +static int +stg_card_intr(DEVPORT_PDEVICE devi) +{ + stgintr(DEVPORT_PDEVGET_SOFTC(devi)); + return 1; +} + +static int +stgprobe(DEVPORT_PDEVICE devi) +{ + int rv; +#if defined(__FreeBSD__) && __FreeBSD_version >= 400001 + struct stg_softc *sc = device_get_softc(devi); + + rv = stgprobesubr(rman_get_bustag(sc->port_res), + rman_get_bushandle(sc->port_res), + DEVPORT_PDEVFLAGS(devi)); +#else + rv = stgprobesubr(I386_BUS_SPACE_IO, + DEVPORT_PDEVIOBASE(devi), DEVPORT_PDEVFLAGS(devi)); +#endif + + return rv; +} + +static int +stgattach(DEVPORT_PDEVICE devi) +{ + int unit = DEVPORT_PDEVUNIT(devi); + struct stg_softc *sc; + struct scsi_low_softc *slp; + u_int32_t flags = DEVPORT_PDEVFLAGS(devi); + u_int iobase = DEVPORT_PDEVIOBASE(devi); + + char dvname[16]; + + strcpy(dvname,"stg"); + +#if defined(__FreeBSD__) && __FreeBSD_version < 400001 + if (unit >= NSTG) + { + printf("%s: unit number too high\n",dvname); + return (0); + } +#endif + + if (iobase == 0) + { + printf("%s: no ioaddr is given\n", dvname); + return (0); + } + + sc = DEVPORT_PDEVALLOC_SOFTC(devi); + if (sc == NULL) { + return(0); + } + + slp = &sc->sc_sclow; +#if defined(__FreeBSD__) && __FreeBSD_version >= 400001 + slp->sl_dev = devi; + sc->sc_iot = rman_get_bustag(sc->port_res); + sc->sc_ioh = rman_get_bushandle(sc->port_res); +#else + bzero(sc, sizeof(struct stg_softc)); + strcpy(slp->sl_dev.dv_xname, dvname); + slp->sl_dev.dv_unit = unit; + sc->sc_iot = I386_BUS_SPACE_IO; + sc->sc_ioh = iobase; +#endif + + slp->sl_hostid = STG_HOSTID; + slp->sl_cfgflags = flags; + + stgattachsubr(sc); + + sc->sc_ih = stgintr; + + printf("stg%d",DEVPORT_PDEVUNIT(devi)); + return(STGIOSZ); +} +#endif /* NCARD>0 */ |