RTEMS
5.2
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cpukit
include
rtems
termios_printk.h
1
/*===============================================================*\
2
| Project: RTEMS remote gdb over serial line |
3
+-----------------------------------------------------------------+
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| File: termios_printk.h |
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+-----------------------------------------------------------------+
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| Copyright (c) 2002 IMD |
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| Ingenieurbuero fuer Microcomputertechnik Th. Doerfler |
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| <Thomas.Doerfler@imd-systems.de> |
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| all rights reserved |
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+-----------------------------------------------------------------+
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| this file declares intialization functions to add |
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| printk polled output via termios polled drivers |
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| |
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+-----------------------------------------------------------------+
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| date history ID |
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 13.04.02 creation doe |
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\*===============================================================*/
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#ifndef _TERMIOS_PRINTK_H
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#define _TERMIOS_PRINTK_H
21
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#include <
rtems.h
>
23
#include <termios.h>
24
25
#ifdef __cplusplus
26
extern
"C"
{
27
#endif
28
29
typedef
struct
{
30
uint32_t baudrate;
/* debug baud rate, e.g. 57600 */
31
void (*
callout
)(void);
/* callout pointer during polling */
32
const
char
*devname;
/* debug device, e.g. "/dev/tty01" */
33
}
termios_printk_conf_t
;
34
35
/*
36
* must be defined in init module...
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*/
38
extern
termios_printk_conf_t
termios_printk_conf;
39
40
/*=========================================================================*\
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| Function: |
42
\*-------------------------------------------------------------------------*/
43
void
termios_printk_outputchar
44
/*-------------------------------------------------------------------------*\
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| Purpose: |
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| send one character to serial port |
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+---------------------------------------------------------------------------+
48
| Input Parameters: |
49
\*-------------------------------------------------------------------------*/
50
(
51
char
c
/* character to print */
52
);
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/*-------------------------------------------------------------------------*\
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| Return Value: |
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| <none> |
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\*=========================================================================*/
57
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/*=========================================================================*\
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| Function: |
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\*-------------------------------------------------------------------------*/
61
int
termios_printk_inputchar
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/*-------------------------------------------------------------------------*\
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| Purpose: |
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| wait for one character from serial port |
65
+---------------------------------------------------------------------------+
66
| Input Parameters: |
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\*-------------------------------------------------------------------------*/
68
(
69
void
/* none */
70
);
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/*-------------------------------------------------------------------------*\
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| Return Value: |
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| received character |
74
\*=========================================================================*/
75
76
77
/*=========================================================================*\
78
| Function: |
79
\*-------------------------------------------------------------------------*/
80
int
termios_printk_open
81
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/*-------------------------------------------------------------------------*\
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| Purpose: |
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| try to open given serial debug port |
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+---------------------------------------------------------------------------+
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| Input Parameters: |
87
\*-------------------------------------------------------------------------*/
88
(
89
const
char
*dev_name,
/* name of device to open */
90
uint32_t baudrate
/* baud rate to use */
91
);
92
/*-------------------------------------------------------------------------*\
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| Return Value: |
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| 0 on success, -1 and errno otherwise |
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\*=========================================================================*/
96
97
#ifdef __cplusplus
98
}
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#endif
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101
#endif
/* _TERMIOS_PRINTK_H */
rtems.h
callout
Definition:
rtemsmain.c:734
termios_printk_conf_t
Definition:
termios_printk.h:29
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