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      1 /* $NetBSD: lpt_pnpbios.c,v 1.13 2016/07/14 10:19:05 msaitoh Exp $ */
      2 /*
      3  * Copyright (c) 1999
      4  * 	Matthias Drochner.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions, and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 __KERNEL_RCSID(0, "$NetBSD: lpt_pnpbios.c,v 1.13 2016/07/14 10:19:05 msaitoh Exp $");
     30 
     31 #include <sys/param.h>
     32 #include <sys/systm.h>
     33 #include <sys/errno.h>
     34 #include <sys/ioctl.h>
     35 #include <sys/syslog.h>
     36 #include <sys/device.h>
     37 #include <sys/proc.h>
     38 #include <sys/termios.h>
     39 
     40 #include <sys/bus.h>
     41 
     42 #include <dev/isa/isavar.h>
     43 #include <dev/isa/isadmavar.h>
     44 
     45 #include <i386/pnpbios/pnpbiosvar.h>
     46 
     47 #include <dev/ic/lptvar.h>
     48 
     49 struct lpt_pnpbios_softc {
     50 	struct	lpt_softc sc_lpt;
     51 };
     52 
     53 int lpt_pnpbios_match(device_t, cfdata_t, void *);
     54 void lpt_pnpbios_attach(device_t, device_t, void *);
     55 
     56 CFATTACH_DECL_NEW(lpt_pnpbios, sizeof(struct lpt_pnpbios_softc),
     57     lpt_pnpbios_match, lpt_pnpbios_attach, NULL, NULL);
     58 
     59 int
     60 lpt_pnpbios_match(device_t parent, cfdata_t match, void *aux)
     61 {
     62 	struct pnpbiosdev_attach_args *aa = aux;
     63 
     64 	if (strcmp(aa->idstr, "PNP0400") &&
     65 	    strcmp(aa->idstr, "PNP0401"))
     66 		return (0);
     67 
     68 	return (1);
     69 }
     70 
     71 void
     72 lpt_pnpbios_attach(device_t parent, device_t self, void *aux)
     73 {
     74 	struct lpt_pnpbios_softc *psc = device_private(self);
     75 	struct lpt_softc *sc = &psc->sc_lpt;
     76 	struct pnpbiosdev_attach_args *aa = aux;
     77 
     78 	sc->sc_dev = self;
     79 
     80 	aprint_naive("\n");
     81 	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
     82 		aprint_error(": can't map i/o space\n");
     83 		return;
     84 	}
     85 
     86 	aprint_normal("\n");
     87 	pnpbios_print_devres(self, aa);
     88 
     89 	lpt_attach_subr(sc);
     90 
     91 	sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_TTY,
     92 					    lptintr, sc);
     93 }
     94