source: rtems/c/src/lib/libbsp/h8300/h8sim/console/console-io.c @ 501d312

4.104.114.84.95
Last change on this file since 501d312 was 501d312, checked in by Joel Sherrill <joel.sherrill@…>, on Jul 6, 2000 at 8:07:34 PM

Added baseline for h8 simulator BSP to support the simulator in gdb 5.0

  • Property mode set to 100644
File size: 971 bytes
Line 
1/*
2 *  This file contains the hardware specific portions of the TTY driver
3 *  for the serial ports on the erc32.
4 *
5 *  COPYRIGHT (c) 1989-1997.
6 *  On-Line Applications Research Corporation (OAR).
7 *  Copyright assigned to U.S. Government, 1994.
8 *
9 *  The license and distribution terms for this file may be
10 *  found in the file LICENSE in this distribution or at
11 *  http://www.OARcorp.com/rtems/license.html.
12 *
13 *  $Id$
14 */
15
16#include <bsp.h>
17#include <rtems/libio.h>
18#include <stdlib.h>
19#include <assert.h>
20
21/* external prototypes for monitor interface routines */
22
23/*
24 *  console_outbyte_polled
25 *
26 *  This routine transmits a character using polling.
27 */
28
29void console_outbyte_polled(
30  int  port,
31  char ch
32)
33{
34  asm volatile( "mov.b #0,r1l ;  mov.b %0l,r2l ; jsr @@0xc4" 
35       :  : "r" (ch)  : "r1", "r2"); 
36}
37
38/*
39 *  console_inbyte_nonblocking
40 *
41 *  This routine polls for a character.
42 */
43
44int console_inbyte_nonblocking(
45  int port
46)
47{
48  return -1;
49}
50
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