sys/arch/landisk/stand/boot/prf.c

   1 /*      $NetBSD$        */
   2
   3 /*-
   4  * Copyright (c) 2005 NONAKA Kimihiro
   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  *
  16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  */
  28
  29 #include <lib/libsa/stand.h>
  30 #include <lib/libkern/libkern.h>
  31
  32 #include "boot.h"
  33
  34 void
  35 puthex(int val, int size)
  36 {
  37         static const char hexchar[16] = {
  38                 '0','1','2','3','4','5','6','7',
  39                 '8','9','a','b','c','d','e','f'
  40         };
  41         int i;
  42
  43         switch (size) {
  44         case 1:
  45         case 2:
  46         case 4:
  47                 size *= 2;
  48                 for (i = size - 1; i >= 0; i--) {
  49                         putchar(hexchar[(val >> (i * 4)) & 0xf]);
  50                 }
  51                 break;
  52         }
  53 }