/* $NetBSD: autoconf.c,v 1.26 2021/03/30 05:14:00 rin Exp $ */ /* * Copyright (C) 1995, 1996 Wolfgang Solfrank. * Copyright (C) 1995, 1996 TooLs GmbH. * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by TooLs GmbH. * 4. The name of TooLs GmbH may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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: autoconf.c,v 1.26 2021/03/30 05:14:00 rin Exp $"); #include <sys/param.h> #include <sys/device.h> #include <sys/systm.h> #include <dev/ic/comreg.h> /* For COM_FREQ */ #include <powerpc/spr.h> #include <powerpc/ibm4xx/spr.h> #include <powerpc/ibm4xx/cpu.h> #include <powerpc/ibm4xx/dcr4xx.h> #include <powerpc/ibm4xx/dev/plbvar.h> /* * List of port-specific devices to attach to the processor local bus. */ static const struct plb_dev local_plb_devs [] = { { IBM405GP, "pbus", }, { 0, NULL } }; /* * Determine device configuration for a machine. */ void cpu_configure(void) { intr_init(); calc_delayconst(); /* Make sure that timers run at CPU frequency */ mtdcr(DCR_CPC0_CR1, mfdcr(DCR_CPC0_CR1) & ~CPC0_CR1_CETE); if (config_rootfound("plb", __UNCONST(&local_plb_devs)) == NULL) panic("configure: plb not configured"); genppc_cpu_configure(); } void device_register(device_t dev, void *aux) { ibm4xx_device_register(dev, aux, COM_FREQ * 6); }