FreeBSD/Linux Kernel Cross Reference
sys/dev/ppc/ppc_acpi.c

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2006 Marcel Moolenaar
      * 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.
     *
     * 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.
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD$");
    
    #include "opt_isa.h"
    
    #include <sys/param.h>
    #include <sys/kernel.h>
    #include <sys/module.h>
    #include <sys/bus.h>
    
    #include <machine/bus.h>
    
    #include <isa/isareg.h>
    #include <isa/isavar.h>
    
    #include <dev/ppbus/ppbconf.h>
    #include <dev/ppbus/ppb_msq.h>
    #include <dev/ppc/ppcvar.h>
    #include <dev/ppc/ppcreg.h>
    
    #include "ppbus_if.h"
    
    static int ppc_acpi_probe(device_t dev);
    
    int ppc_isa_attach(device_t dev);
    int ppc_isa_write(device_t, char *, int, int);
    
    static device_method_t ppc_acpi_methods[] = {
            /* device interface */
            DEVMETHOD(device_probe,         ppc_acpi_probe),
    #ifdef DEV_ISA
            DEVMETHOD(device_attach,        ppc_isa_attach),
    #else
            DEVMETHOD(device_attach,        ppc_attach),
    #endif
            DEVMETHOD(device_detach,        ppc_detach),
    
            /* bus interface */
            DEVMETHOD(bus_read_ivar,        ppc_read_ivar),
            DEVMETHOD(bus_write_ivar,       ppc_write_ivar),
            DEVMETHOD(bus_alloc_resource,   ppc_alloc_resource),
            DEVMETHOD(bus_release_resource, ppc_release_resource),
    
            /* ppbus interface */
            DEVMETHOD(ppbus_io,             ppc_io),
            DEVMETHOD(ppbus_exec_microseq,  ppc_exec_microseq),
            DEVMETHOD(ppbus_reset_epp,      ppc_reset_epp),
            DEVMETHOD(ppbus_setmode,        ppc_setmode),
            DEVMETHOD(ppbus_ecp_sync,       ppc_ecp_sync),
            DEVMETHOD(ppbus_read,           ppc_read),
    #ifdef DEV_ISA
            DEVMETHOD(ppbus_write,          ppc_isa_write),
    #else
            DEVMETHOD(ppbus_write,          ppc_write),
    #endif
            { 0, 0 }
    };
    
    static driver_t ppc_acpi_driver = {
            ppc_driver_name,
            ppc_acpi_methods,
            sizeof(struct ppc_data),
    };
    
    static struct isa_pnp_id lpc_ids[] = {
            { 0x0004d041, "Standard parallel printer port" },       /* PNP0400 */
            { 0x0104d041, "ECP parallel printer port" },            /* PNP0401 */
            { 0 }
    };
    
    static int
   ppc_acpi_probe(device_t dev)
   {
           device_t parent;
           int error;
   
           parent = device_get_parent(dev);
   
           error = ISA_PNP_PROBE(parent, dev, lpc_ids);
           if (error)
                   return (ENXIO);
   
           device_set_desc(dev, "Parallel port");
           return (ppc_probe(dev, 0));
   }
   
   DRIVER_MODULE(ppc, acpi, ppc_acpi_driver, 0, 0);

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