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Annotation of sys/arch/sh/sh/cpu.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: cpu.c,v 1.2 2007/05/14 07:05:49 art Exp $     */
                      2: /*     $NetBSD: cpu.c,v 1.8 2006/01/02 23:16:20 uwe Exp $      */
                      3:
                      4: /*-
                      5:  * Copyright (c) 2002 The NetBSD Foundation, Inc.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. All advertising materials mentioning features or use of this software
                     17:  *    must display the following acknowledgement:
                     18:  *        This product includes software developed by the NetBSD
                     19:  *        Foundation, Inc. and its contributors.
                     20:  * 4. Neither the name of The NetBSD Foundation nor the names of its
                     21:  *    contributors may be used to endorse or promote products derived
                     22:  *    from this software without specific prior written permission.
                     23:  *
                     24:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
                     25:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
                     26:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
                     27:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
                     28:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
                     29:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
                     30:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
                     31:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
                     32:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
                     33:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
                     34:  * POSSIBILITY OF SUCH DAMAGE.
                     35:  */
                     36:
                     37: #include <sys/param.h>
                     38: #include <sys/systm.h>
                     39: #include <sys/device.h>
                     40:
                     41: #include <sh/clock.h>
                     42: #include <sh/cache.h>
                     43: #include <sh/mmu.h>
                     44:
                     45: #include <machine/autoconf.h>
                     46:
                     47: int    cpu_match(struct device *, void *, void *);
                     48: void   cpu_attach(struct device *, struct device *, void *);
                     49:
                     50: struct cfattach cpu_ca = {
                     51:        sizeof(struct device), cpu_match, cpu_attach
                     52: };
                     53:
                     54: struct cfdriver cpu_cd = {
                     55:        0, "cpu", DV_DULL
                     56: };
                     57:
                     58: struct cpu_info cpu_info_store;
                     59:
                     60: int
                     61: cpu_match(struct device *parent, void *vcf, void *aux)
                     62: {
                     63:        struct mainbus_attach_args *ma = aux;
                     64:
                     65:        if (strcmp(ma->ma_name, cpu_cd.cd_name) != 0)
                     66:                return (0);
                     67:
                     68:        return (1);
                     69: }
                     70:
                     71: void
                     72: cpu_attach(struct device *parent, struct device *self, void *aux)
                     73: {
                     74: #define        MHZ(x) ((x) / 1000000), (((x) % 1000000) / 1000)
                     75:        printf(": HITACHI SH%d %d.%02d MHz PCLOCK %d.%02d MHz\n",
                     76:            CPU_IS_SH3 ? 3 : 4, MHZ(sh_clock_get_cpuclock()),
                     77:            MHZ(sh_clock_get_pclock()));
                     78: #undef MHZ
                     79:        sh_cache_information();
                     80:        sh_mmu_information();
                     81: }