/* $NetBSD: com_mainbus.c,v 1.9 2008/04/28 20:23:29 martin Exp $ */ /*- * Copyright (c) 2002 The NetBSD Foundation, Inc. * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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> __KERNEL_RCSID(0, "$NetBSD: com_mainbus.c,v 1.9 2008/04/28 20:23:29 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <sys/termios.h> #include <dev/cons.h> #include <sys/conf.h> #include <machine/bus.h> #include <machine/intr.h> #include <machine/autoconf.h> #include <machine/mmeye.h> #include <dev/ic/comvar.h> #include <dev/ic/comreg.h> #ifndef COMCN_SPEED #define COMCN_SPEED 19200 #endif #ifndef CONADDR #define CONADDR 0xa4000000 #endif #ifndef CONMODE #define CONMODE ((TTYDEF_CFLAG & ~(CSIZE | CSTOPB | PARENB)) | CS8) /* 8N1 */ #endif struct com_mainbus_softc { struct com_softc sc_com; /* real "com" softc */ }; int com_mainbus_match(device_t, cfdata_t , void *); void com_mainbus_attach(device_t, device_t, void *); void comcnprobe(struct consdev *); void comcninit(struct consdev *); CFATTACH_DECL_NEW(com_mainbus, sizeof(struct com_mainbus_softc), com_mainbus_match, com_mainbus_attach, NULL, NULL); int com_mainbus_match(device_t parent, cfdata_t match, void *aux) { extern struct cfdriver com_cd; struct mainbus_attach_args *ma = aux; if (strcmp(ma->ma_name, com_cd.cd_name) == 0) return (1); return (0); } void com_mainbus_attach(device_t parent, device_t self, void *aux) { struct mainbus_attach_args *ma = aux; struct com_mainbus_softc *sc = device_private(self); struct com_softc *csc = &sc->sc_com; csc->sc_dev = self; csc->sc_frequency = COM_FREQ; COM_INIT_REGS(csc->sc_regs, 0, ma->ma_addr1, 0); /* sanity check */ if (!comprobe1(0, ma->ma_addr1)) { aprint_error(": device problem. don't attach.\n"); return; } com_attach_subr(csc); mmeye_intr_establish(ma->ma_irq1, IST_LEVEL, IPL_SERIAL, comintr, sc); } void comcnprobe(struct consdev *cp) { #ifdef COMCONSOLE cp->cn_pri = CN_REMOTE; /* Force a serial port console */ #else cp->cn_pri = CN_NORMAL; #endif } void comcninit(struct consdev *cp) { comcnattach(0, CONADDR, COMCN_SPEED, COM_FREQ, COM_TYPE_NORMAL, CONMODE); }