1 /* $NetBSD: cpu.c,v 1.2 2002/04/28 17:10:38 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the NetBSD 18 * Foundation, Inc. and its contributors. 19 * 4. Neither the name of The NetBSD Foundation nor the names of its 20 * contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/device.h> 39 40 #include <sh3/clock.h> 41 #include <sh3/cache.h> 42 #include <sh3/mmu.h> 43 44 #include <machine/autoconf.h> 45 46 int cpu_match(struct device *, struct cfdata *, void *); 47 void cpu_attach(struct device *, struct device *, void *); 48 49 struct cfattach cpu_ca = { 50 sizeof (struct device), cpu_match, cpu_attach 51 }; 52 53 int 54 cpu_match(struct device *parent, struct cfdata *cf, void *aux) 55 { 56 extern struct cfdriver cpu_cd; 57 struct mainbus_attach_args *ma = aux; 58 59 if (strcmp(ma->ma_name, cpu_cd.cd_name) != 0) 60 return (0); 61 62 return (1); 63 } 64 65 void 66 cpu_attach(struct device *parent, struct device *self, void *aux) 67 { 68 69 #define MHZ(x) ((x) / 1000000), (((x) % 1000000) / 1000) 70 printf(": HITACHI SH%d %d.%02dMHz PCLOCK %d.%02d MHz\n", 71 CPU_IS_SH3 ? 3 : 4, MHZ(sh_clock_get_cpuclock()), 72 MHZ(sh_clock_get_pclock())); 73 #undef MHZ 74 sh_cache_information(); 75 sh_mmu_information(); 76 } 77