xref: /netbsd-src/sys/arch/x68k/stand/libsa/consio.c (revision 7a6a7ae08ac6c612f0fbb0d4425825c6be2a9050)
1 /*	$NetBSD: consio.c,v 1.8 2011/04/12 14:07:35 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 2001 MINOURA Makoto.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include <machine/stdarg.h>
29 #include <lib/libkern/libkern.h>
30 #include <lib/libsa/stand.h>
31 
32 #include "libx68k.h"
33 
34 #include "iocs.h"
35 #include "consio.h"
36 
37 enum {
38 	ITE = 0,
39 	SERIAL = 1,
40 } x68k_console_device;
41 
42 int
43 consio_init(int device)
44 {
45 
46 	if (device < 0) {	/* undetemined yet */
47 		if (KEYCTRL & 8)
48 			device = ITE;
49 		else {
50 			IOCS_B_PRINT("No keyboard; "
51 				     "switching to serial console...");
52 			device = SERIAL;
53 		}
54 	}
55 
56 	switch (device) {
57 	case ITE:
58 		x68k_console_device = ITE;
59 		/* set palette here */
60 		IOCS_OS_CURON();
61 		break;
62 	case SERIAL:
63 		x68k_console_device = SERIAL;
64 		IOCS_OS_CUROF();
65 		IOCS_SET232C(SERPARAM);
66 	}
67 
68 	return x68k_console_device;
69 }
70 
71 int
72 getchar(void)
73 {
74 	int r;
75 
76 	switch (x68k_console_device) {
77 	case ITE:
78 		while ((r = IOCS_B_KEYINP() & 0xff) == 0);
79 		return r;
80 	case SERIAL:
81 		while ((r = IOCS_INP232C() & 0xff) == 0);
82 		return r;
83 	}
84 
85 	return -1;
86 }
87 
88 void
89 putchar(int c)
90 {
91 
92 	if (c == '\n')
93 		putchar('\r');
94 	switch (x68k_console_device) {
95 	case ITE:
96 		IOCS_B_PUTC(c);
97 		break;
98 	case SERIAL:
99 		IOCS_OUT232C(c);
100 		break;
101 	}
102 }
103 
104 int
105 check_getchar(void)
106 {
107 
108 	switch (x68k_console_device) {
109 	case ITE:
110 		return IOCS_B_KEYSNS() & 0xff;
111 	case SERIAL:
112 		return IOCS_ISNS232C() & 0xff;
113 	}
114 
115 	return -1;
116 }
117 
118 int
119 awaitkey_1sec(void)
120 {
121 	int i, c;
122 
123 	while (check_getchar())
124 		getchar();
125 
126 	for (i = 0; i < 100 && (c = check_getchar()) == 0; i++) {
127 		while (MFP_TIMERC > 100)
128 			(void)JOYA;
129 		while (MFP_TIMERC <= 100)
130 			(void)JOYA;
131 	}
132 
133 	while (check_getchar())
134 		getchar();
135 
136 	return c;
137 }
138 
139 extern void put_image(int, int);
140 
141 void
142 print_title(const char *fmt, ...)
143 {
144 	va_list ap;
145 
146 	if (x68k_console_device == ITE) {
147 		int y, y1;
148 		char *buf = alloca(240); /* about 3 lines */
149 		char *p;
150 
151 		y = y1 = (IOCS_B_LOCATE(-1, -1) & 0xffff) + 1;
152 		put_image(8, y*16-6);
153 		IOCS_B_LOCATE(0, y+3);
154 		IOCS_B_PRINT("\360D\360a\360e\360m\360o\360n "
155 			     "\360l\360o\360g\360o "
156 			     "\360(\360C\360)\3601\3609\3609\3608\360 "
157 			     "\360b\360y\360 "
158 			     "\360M\360a\360r\360s\360h\360a\360l\360l\360 "
159 			     "\360K\360i\360r\360k\360 "
160 			     "\360M\360c\360K\360u\360s\360i\360c\360k\360.");
161 		va_start(ap, fmt);
162 		vsnprintf(buf, 240, fmt, ap);
163 		va_end(ap);
164 		while ((p = strchr(buf, '\n')) != 0) {
165 			*p = 0;
166 			IOCS_B_LOCATE(9, ++y);
167 			IOCS_B_PRINT(buf);
168 			buf = p+1;
169 		}
170 		IOCS_B_LOCATE(9, ++y);
171 		IOCS_B_PRINT(buf);
172 		IOCS_B_LOCATE(0, y1+5);
173 	} else {
174 		va_start(ap, fmt);
175 		vprintf(fmt, ap);
176 		va_end(ap);
177 		printf("\n");
178 	}
179 }
180