sys/arch/sbmips/stand/common/cfe.c

   1 /* $NetBSD: cfe.c,v 1.2 2003/02/07 17:52:08 cgd Exp $ */
   2
   3 /*
   4  * Copyright 2000, 2001
   5  * Broadcom Corporation. All rights reserved.
   6  *
   7  * This software is furnished under license and may be used and copied only
   8  * in accordance with the following terms and conditions.  Subject to these
   9  * conditions, you may download, copy, install, use, modify and distribute
  10  * modified or unmodified copies of this software in source and/or binary
  11  * form. No title or ownership is transferred hereby.
  12  *
  13  * 1) Any source code used, modified or distributed must reproduce and
  14  *    retain this copyright notice and list of conditions as they appear in
  15  *    the source file.
  16  *
  17  * 2) No right is granted to use any trade name, trademark, or logo of
  18  *    Broadcom Corporation.  The "Broadcom Corporation" name may not be
  19  *    used to endorse or promote products derived from this software
  20  *    without the prior written permission of Broadcom Corporation.
  21  *
  22  * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
  23  *    WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
  24  *    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
  25  *    NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
  26  *    FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
  27  *    LIABLE FOR 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
  30  *    BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  31  *    WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  32  *    OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 #include <sys/types.h>
  36
  37 #include "common.h"
  38
  39 #include "cfe_api.h"
  40
  41 static int conhandle = -1;
  42
  43 int getchar(void)
  44 {
  45     char ch;
  46     int res;
  47
  48     while ((res = cfe_read(conhandle,&ch,1)) == 0) ; /* null loop */
  49     return (res < 0) ? -1 : ch;
  50 }
  51
  52 void putchar(int c)
  53 {
  54     char ch;
  55
  56     ch = (char) c;
  57     if (ch == '\n')
  58         putchar('\r');
  59     while (cfe_write(conhandle,&ch,1) == 0) ; /* null loop */
  60 }
  61
  62 void init_console(void)
  63 {
  64     conhandle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE);
  65 }
  66
  67