source: rtems/c/src/lib/libbsp/h8300/h8sim/console/console-io.c @ cf03ba2

4.104.115
Last change on this file since cf03ba2 was cf03ba2, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 24, 2008 at 9:26:42 PM

2008-09-24 Joel Sherrill <joel.sherrill@…>

  • Makefile.am, console/console-io.c, include/bsp.h:
  • Property mode set to 100644
File size: 1.4 KB
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 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.rtems.com/license/LICENSE.
11 *
12 *  $Id$
13 */
14
15#include <bsp.h>
16#include <rtems/libio.h>
17#include <stdlib.h>
18#include <assert.h>
19
20/*
21 *  console_initialize_hardware
22 *
23 *  This routine initializes the console hardware.
24 *
25 */
26
27void console_initialize_hardware(void)
28{
29  return;
30}
31
32/*
33 *  console_outbyte_polled
34 *
35 *  This routine transmits a character using polling.
36 */
37ssize_t _sys_write(int fd, const void *buf, size_t count);
38void console_outbyte_polled(
39  int  port,
40  char ch
41)
42{
43  _sys_write( 1, &ch, 1 );
44/*
45  typedef void (*_write_p_t)(int, char *, int);
46  _write_p_t _write_p = (_write_p_t)0xc7;
47  _write_p( 1, &ch, 1 );
48
49  asm volatile( "mov.b #1,r1l ;  mov.b %0l,r2l ; mov.b #1,r3l; jsr @@0xc7"
50       :  : "r" (&ch)  : "r1", "r2");
51*/
52}
53
54/*
55 *  console_inbyte_nonblocking
56 *
57 *  This routine polls for a character.
58 */
59
60int console_inbyte_nonblocking(
61  int port
62)
63{
64  return -1;
65}
66
67#include <rtems/bspIo.h>
68
69void H8simBSP_output_char(char c) { console_outbyte_polled( 0, c ); }
70
71BSP_output_char_function_type           BSP_output_char = H8simBSP_output_char;
72BSP_polling_getchar_function_type       BSP_poll_char = NULL;
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