diff options
Diffstat (limited to 'sys/dev/matcd/matcd_isa.c')
| -rw-r--r-- | sys/dev/matcd/matcd_isa.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/sys/dev/matcd/matcd_isa.c b/sys/dev/matcd/matcd_isa.c new file mode 100644 index 0000000..a3a81bd --- /dev/null +++ b/sys/dev/matcd/matcd_isa.c @@ -0,0 +1,201 @@ +/*matcd_isa.c---------------------------------------------------------------- + + Matsushita(Panasonic) / Creative CD-ROM Driver (matcd) + Authored by Frank Durda IV + +Copyright 1994, 1995, 2002, 2003 Frank Durda IV. All rights reserved. +"FDIV" is a trademark of Frank Durda IV. + +------------------------------------------------------------------------------ + +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. Neither the name of the author nor the names of their contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. + +-----------------------------------------------------------------------------*/ + +/* $FreeBSD$ +*/ + +/*---------------------------------------------------------------------------*/ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/conf.h> +#include <sys/fcntl.h> +#include <sys/bio.h> +#include <sys/cdio.h> +#include <sys/disklabel.h> +#include <sys/bus.h> + +#include <sys/lock.h> +#include <sys/mutex.h> + +#include <machine/bus_pio.h> +#include <machine/bus.h> +#include <machine/resource.h> +#include <sys/rman.h> + +#include <isa/isavar.h> + +#include <dev/matcd/options.h> +#include <dev/matcd/matcd_data.h> + +extern int matcd_probe(struct matcd_softc *sc); +extern int matcd_attach(struct matcd_softc *sc); + +static int matcd_isa_probe (device_t); +static int matcd_isa_attach (device_t); +static int matcd_isa_detach (device_t); + +static int matcd_alloc_resources (device_t); +static void matcd_release_resources (device_t); + + +static int matcd_isa_probe (device_t dev) +{ + struct matcd_softc * sc; + int error; + + /*Any Plug aNd Pray Support?*/ + if (isa_get_vendorid(dev)) { + return (ENXIO); + } + + if (bus_get_resource_start(dev,SYS_RES_IOPORT,0)==0) { + return (ENXIO); + } + + sc = device_get_softc(dev); + sc->dev=dev; + sc->port_rid=0; + sc->port_type=SYS_RES_IOPORT; + + error=matcd_alloc_resources(dev); + if (error==0) { + error = matcd_probe(sc); +#if 0 + if (error==0) { + device_set_desc(dev, "Matsushita CR-562/CR-563"); + } +#endif /*0*/ + } + matcd_release_resources(dev); + return (error); +} + + +static int matcd_isa_attach (device_t dev) +{ + struct matcd_softc * sc; + int error; + + sc=device_get_softc(dev); + error=0; + + sc->dev=dev; + sc->port_rid=0; + sc->port_type=SYS_RES_IOPORT; + + error=matcd_alloc_resources(dev); + if (error==0) { + error=matcd_probe(sc); /*Redundant Probe*/ + if (error==0) { + error=matcd_attach(sc); + if (error==0) { + return(error); + } + } + } + matcd_release_resources(dev); + return (error); +} + + +static int matcd_isa_detach (device_t dev) +{ + struct matcd_softc * sc; + + sc=device_get_softc(dev); + destroy_dev(sc->matcd_dev_t); + matcd_release_resources(dev); + return(0); +} + + +static int matcd_alloc_resources (device_t dev) +{ + struct matcd_softc * sc; + + sc = device_get_softc(dev); + if (sc->port_type) { + sc->port=bus_alloc_resource(dev, sc->port_type, &sc->port_rid, + 0, ~0, 1, RF_ACTIVE); + if (sc->port == NULL) { + device_printf(dev, + "Port resource not available.\n"); + return(ENOMEM); + } + sc->port_bst = rman_get_bustag(sc->port); + sc->port_bsh = rman_get_bushandle(sc->port); + } + return(0); +} + + +static void matcd_release_resources (device_t dev) +{ + struct matcd_softc * sc; + + sc = device_get_softc(dev); + if (sc->port) { + bus_release_resource(dev, sc->port_type, sc->port_rid, + sc->port); + sc->port_bst=0; + sc->port_bsh=0; + } + return; +} + + +static device_method_t matcd_isa_methods[] = { + DEVMETHOD(device_probe, matcd_isa_probe), + DEVMETHOD(device_attach, matcd_isa_attach), + DEVMETHOD(device_detach, matcd_isa_detach), + { 0, 0 } +}; + +static driver_t matcd_isa_driver = { + "matcd", + matcd_isa_methods, + sizeof(struct matcd_softc) +}; + +static devclass_t matcd_devclass; + +DRIVER_MODULE(matcd, isa, matcd_isa_driver, matcd_devclass, NULL, 0); + +/*End of matcd_isa.c*/ + |
