1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
* @ingroup uart
*/
/*
* COPYRIGHT (c) 2007.
* Gaisler Research
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __APBUART_H__
#define __APBUART_H__
/**
* @defgroup uart UART
*
* @ingroup RTEMSBSPsSharedGRLIB
*
* @brief Driver interface for APBUART
*
* @{
*/
#include "ambapp.h"
#include "grlib.h"
#ifdef __cplusplus
extern "C" {
#endif
#define APBUART_CTRL_RE 0x1
#define APBUART_CTRL_TE 0x2
#define APBUART_CTRL_RI 0x4
#define APBUART_CTRL_TI 0x8
#define APBUART_CTRL_PS 0x10
#define APBUART_CTRL_PE 0x20
#define APBUART_CTRL_FL 0x40
#define APBUART_CTRL_LB 0x80
#define APBUART_CTRL_EC 0x100
#define APBUART_CTRL_TF 0x200
#define APBUART_CTRL_RF 0x400
#define APBUART_CTRL_DB 0x800
#define APBUART_CTRL_BI 0x1000
#define APBUART_CTRL_DI 0x2000
#define APBUART_CTRL_FA 0x80000000
#define APBUART_STATUS_DR 0x1
#define APBUART_STATUS_TS 0x2
#define APBUART_STATUS_TE 0x4
#define APBUART_STATUS_BR 0x8
#define APBUART_STATUS_OV 0x10
#define APBUART_STATUS_PE 0x20
#define APBUART_STATUS_FE 0x40
#define APBUART_STATUS_ERR 0x78
#define APBUART_STATUS_TH 0x80
#define APBUART_STATUS_RH 0x100
#define APBUART_STATUS_TF 0x200
#define APBUART_STATUS_RF 0x400
void apbuart_outbyte_wait(const struct apbuart_regs *regs);
void apbuart_outbyte_polled(struct apbuart_regs *regs, char ch);
int apbuart_inbyte_nonblocking(struct apbuart_regs *regs);
#ifdef __cplusplus
}
#endif
/** @} */
#endif /* __APBUART_H__ */
|