sys/arch/evbmips/rmixl/cpu.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright 2002 Wasabi Systems, Inc.
   5  * All rights reserved.
   6  *
   7  * Written by Simon Burge for Wasabi Systems, Inc.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed for the NetBSD Project by
  20  *      Wasabi Systems, Inc.
  21  * 4. The name of Wasabi Systems, Inc. may not be used to endorse
  22  *    or promote products derived from this software without specific prior
  23  *    written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
  29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  35  * POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #include <sys/cdefs.h>
  39 __KERNEL_RCSID(0, "$NetBSD$");
  40
  41 #include <sys/param.h>
  42 #include <sys/device.h>
  43 #include <sys/systm.h>
  44 #include <sys/cpu.h>
  45
  46 static int      cpu_match(struct device *, struct cfdata *, void *);
  47 static void     cpu_attach(struct device *, struct device *, void *);
  48
  49 CFATTACH_DECL(cpu, sizeof(struct device),
  50     cpu_match, cpu_attach, NULL, NULL);
  51
  52 static int
  53 cpu_match(struct device *parent, struct cfdata *match, void *aux)
  54 {
  55
  56         return 1;
  57 }
  58
  59 static void
  60 cpu_attach(struct device *parent, struct device *self, void *aux)
  61 {
  62
  63         printf(": %lu.%02luMHz (hz cycles = %lu, delay divisor = %lu)\n",
  64             curcpu()->ci_cpu_freq / 1000000,
  65             (curcpu()->ci_cpu_freq % 1000000) / 10000,
  66             curcpu()->ci_cycles_per_hz, curcpu()->ci_divisor_delay);
  67
  68         printf("%s: ", self->dv_xname);
  69         cpu_identify();
  70 }