/* $OpenBSD: com_puc.c,v 1.16 2008/05/21 18:49:47 kettenis Exp $ */ /* * Copyright (c) 1997 - 1999, Jason Downs. 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. Neither the name(s) of the author(s) nor the name OpenBSD * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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(S) 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/ioctl.h> #include <sys/selinfo.h> #include <sys/tty.h> #include <sys/proc.h> #include <sys/user.h> #include <sys/conf.h> #include <sys/file.h> #include <sys/uio.h> #include <sys/kernel.h> #include <sys/syslog.h> #include <sys/device.h> #include <machine/intr.h> #include <machine/bus.h> #include <dev/pci/pucvar.h> #include "com.h" #include <dev/ic/comreg.h> #include <dev/ic/comvar.h> #include <dev/ic/ns16550reg.h> #define com_lcr com_cfcr int com_puc_match(struct device *, void *, void *); void com_puc_attach(struct device *, struct device *, void *); int com_puc_detach(struct device *, int ); struct cfattach com_puc_ca = { sizeof(struct com_softc), com_puc_match, com_puc_attach, com_puc_detach }; int com_puc_match(parent, match, aux) struct device *parent; void *match, *aux; { struct puc_attach_args *pa = aux; if (pa->type == PUC_PORT_TYPE_COM) return(1); return(0); } void com_puc_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct com_softc *sc = (void *)self; struct puc_attach_args *pa = aux; const char *intrstr; /* Grab a PCI interrupt. */ intrstr = pa->intr_string(pa); sc->sc_ih = pa->intr_establish(pa, IPL_TTY, comintr, sc, sc->sc_dev.dv_xname); if (sc->sc_ih == NULL) { printf(": couldn't establish interrupt"); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); return; } printf(" %s", intrstr); sc->sc_iot = pa->t; sc->sc_ioh = pa->h; sc->sc_iobase = pa->a; sc->sc_frequency = COM_FREQ; if (pa->flags) sc->sc_frequency = pa->flags & PUC_COM_CLOCKMASK; if (pa->hwtype) sc->sc_uarttype = pa->hwtype; sc->sc_hwflags = 0; sc->sc_swflags = 0; com_attach_subr(sc); } int com_puc_detach(struct device *self, int flags) { return com_detach(self, flags); }