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
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
/****************************************************************************
* arch/z80/src/z180/z180_lowuart.c
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdint.h>
#include <string.h>
#include <arch/io.h>
#include <nuttx/arch.h>
#include <nuttx/sched.h>
#include "chip/chip.h"
#include "common/up_internal.h"
#include "z180_config.h"
#if defined(USE_LOWSERIALINIT) && defined(HAVE_UART)
/****************************************************************************
* Private Definitions
****************************************************************************/
/* Select UART parameters for the selected console */
#if defined(CONFIG_Z180_UART0_SERIAL_CONSOLE)
# define CONSOLE_CR Z181_UART0_CR
# define CONSOLE_DR Z181_UART0_DR
# define CONSOLE_BAUD CONFIG_Z180_UART0_BAUD
# define CONSOLE_BITS CONFIG_Z180_UART0_BITS
# define CONSOLE_2STOP CONFIG_Z180_UART0_2STOP
# define CONSOLE_PARITY CONFIG_Z180_UART0_PARITY
#elif defined(CONFIG_Z180_UART1_SERIAL_CONSOLE)
# define CONSOLE_CR Z182_UART1_CR
# define CONSOLE_DR Z182_UART1_DR
# define CONSOLE_BAUD CONFIG_Z180_UART1_BAUD
# define CONSOLE_BITS CONFIG_Z180_UART1_BITS
# define CONSOLE_2STOP CONFIG_Z180_UART1_2STOP
# define CONSOLE_PARITY CONFIG_Z180_UART1_PARITY
#endif
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: z180_uart_lowinit
*
* Description:
* Called early in the boot sequence to initialize the uart console
* channel (only).
*
****************************************************************************/
#ifdef USE_LOWSERIALINIT
void z180_uart_lowinit(void)
{
#ifdef HAVE_UART_CONSOLE
#warning "Missing logic"
#endif
}
#endif
/****************************************************************************
* Name: z180_putc
*
* Description:
* Low-level character output
*
****************************************************************************/
#ifdef HAVE_UART_CONSOLE
void z180_putc(uint8_t ch)
{
#warning "Missing logic"
}
#endif
#endif /* USE_LOWSERIALINIT && HAVE_UART*/
|
