source: rtems/c/src/lib/libbsp/powerpc/mpc55xxevb/include/console-generic.h @ c499856

4.115
Last change on this file since c499856 was c499856, checked in by Chris Johns <chrisj@…>, on Mar 20, 2014 at 9:10:47 PM

Change all references of rtems.com to rtems.org.

  • Property mode set to 100644
File size: 1.9 KB
Line 
1/**
2 * @file
3 *
4 * @brief Generic console driver API.
5 */
6
7/*
8 * Copyright (c) 2011 embedded brains GmbH.  All rights reserved.
9 *
10 *  embedded brains GmbH
11 *  Obere Lagerstr. 30
12 *  82178 Puchheim
13 *  Germany
14 *  <rtems@embedded-brains.de>
15 *
16 * The license and distribution terms for this file may be
17 * found in the file LICENSE in this distribution or at
18 * http://www.rtems.org/license/LICENSE.
19 */
20
21#ifndef LIBBSP_SHARED_CONSOLE_GENERIC_H
22#define LIBBSP_SHARED_CONSOLE_GENERIC_H
23
24#include <rtems/libio.h>
25#include <rtems/termiostypes.h>
26
27#ifdef __cplusplus
28extern "C" {
29#endif /* __cplusplus */
30
31typedef struct {
32  rtems_termios_callbacks termios_callbacks;
33  int (*poll_read)(int minor);
34  void (*poll_write)(int minor, char c);
35} console_generic_callbacks;
36
37typedef struct {
38  void *context;
39  const console_generic_callbacks *callbacks;
40  const char *device_path;
41} console_generic_info;
42
43extern const console_generic_info console_generic_info_table [];
44
45extern const size_t console_generic_info_count;
46
47extern const rtems_device_minor_number console_generic_minor;
48
49#define CONSOLE_GENERIC_INFO_TABLE \
50  const console_generic_info console_generic_info_table []
51
52#define CONSOLE_GENERIC_INFO(context, callbacks, device_path) \
53  { context, callbacks, device_path }
54
55#define CONSOLE_GENERIC_INFO_COUNT \
56  const size_t console_generic_info_count = \
57    sizeof(console_generic_info_table) / sizeof(console_generic_info_table [0])
58
59#define CONSOLE_GENERIC_MINOR(minor) \
60  const rtems_device_minor_number console_generic_minor = (minor)
61
62static inline void *console_generic_get_context(int minor)
63{
64  return console_generic_info_table [minor].context;
65}
66
67static inline struct rtems_termios_tty *console_generic_get_tty_at_open(
68  void *arg
69)
70{
71  const rtems_libio_open_close_args_t *oc =
72    (const rtems_libio_open_close_args_t *) arg;
73
74  return (struct rtems_termios_tty *) oc->iop->data1;
75}
76
77#ifdef __cplusplus
78}
79#endif /* __cplusplus */
80
81#endif /* LIBBSP_SHARED_CONSOLE_GENERIC_H */
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