xref: /netbsd/sys/dev/ic/pcdisplay_chars.c (revision c4a72b64)
1 /* $NetBSD: pcdisplay_chars.c,v 1.8 2002/08/25 19:11:16 thorpej Exp $ */
2 
3 /*
4  * Copyright (c) 1998
5  *	Matthias Drochner.  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  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed for the NetBSD Project
18  *	by Matthias Drochner.
19  * 4. The name of the author may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  */
34 
35 #include <sys/cdefs.h>
36 __KERNEL_RCSID(0, "$NetBSD: pcdisplay_chars.c,v 1.8 2002/08/25 19:11:16 thorpej Exp $");
37 
38 #include <sys/param.h>
39 #include <sys/systm.h>
40 #include <sys/device.h>
41 #include <machine/bus.h>
42 
43 #include <dev/ic/mc6845reg.h>
44 #include <dev/ic/pcdisplayvar.h>
45 
46 #include <dev/wscons/unicode.h>
47 
48 #define CONTROL 1 /* XXX smiley */
49 #define NOTPRINTABLE 4 /* diamond XXX watch out - not in ISO part! */
50 
51 static const u_char isomappings[128] = {
52 	CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL,
53 	CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL,
54 	CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL,
55 	CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL, CONTROL,
56 	0xff, /* 0x00a0 NO-BREAK SPACE */
57 	0xad, /* 0x00a1 INVERTED EXCLAMATION MARK */
58 	0x9b, /* 0x00a2 CENT SIGN */
59 	0x9c, /* 0x00a3 POUND SIGN */
60 	NOTPRINTABLE, /* 0x00a4 CURRENCY SIGN */
61 	0x9d, /* 0x00a5 YEN SIGN */
62 	0x7c, /* 0x00a6 BROKEN BAR */
63 	0x15, /* 0x00a7 SECTION SIGN */
64 	NOTPRINTABLE, /* 0x00a8 DIAERESIS */
65 	NOTPRINTABLE, /* 0x00a9 COPYRIGHT SIGN */
66 	0xa6, /* 0x00aa FEMININE ORDINAL INDICATOR */
67 	0xae, /* 0x00ab LEFT-POINTING DOUBLE ANGLE QUOTATION MARK */
68 	0xaa, /* 0x00ac NOT SIGN */
69 	0xc4, /* 0x00ad SOFT HYPHEN */
70 	NOTPRINTABLE, /* 0x00ae REGISTERED SIGN */
71 	NOTPRINTABLE, /* 0x00af MACRON */
72 	0xf8, /* 0x00b0 DEGREE SIGN */
73 	0xf1, /* 0x00b1 PLUS-MINUS SIGN */
74 	0xfd, /* 0x00b2 SUPERSCRIPT TWO */
75 	NOTPRINTABLE, /* 0x00b3 SUPERSCRIPT THREE */
76 	0x27, /* 0x00b4 ACUTE ACCENT */
77 	0xe6, /* 0x00b5 MICRO SIGN */
78 	0x14, /* 0x00b6 PILCROW SIGN */
79 	0xfa, /* 0x00b7 MIDDLE DOT */
80 	NOTPRINTABLE, /* 0x00b8 CEDILLA */
81 	NOTPRINTABLE, /* 0x00b9 SUPERSCRIPT ONE */
82 	0xa7, /* 0x00ba MASCULINE ORDINAL INDICATOR */
83 	0xaf, /* 0x00bb RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK */
84 	0xac, /* 0x00bc VULGAR FRACTION ONE QUARTER */
85 	0xab, /* 0x00bd VULGAR FRACTION ONE HALF */
86 	NOTPRINTABLE, /* 0x00be VULGAR FRACTION THREE QUARTERS */
87 	0xa8, /* 0x00bf INVERTED QUESTION MARK */
88 	NOTPRINTABLE, /* 0x00c0 LATIN CAPITAL LETTER A WITH GRAVE */
89 	NOTPRINTABLE, /* 0x00c1 LATIN CAPITAL LETTER A WITH ACUTE */
90 	NOTPRINTABLE, /* 0x00c2 LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
91 	NOTPRINTABLE, /* 0x00c3 LATIN CAPITAL LETTER A WITH TILDE */
92 	0x8e, /* 0x00c4 LATIN CAPITAL LETTER A WITH DIAERESIS */
93 	0x8f, /* 0x00c5 LATIN CAPITAL LETTER A WITH RING ABOVE */
94 	0x92, /* 0x00c6 LATIN CAPITAL LIGATURE AE */
95 	0x80, /* 0x00c7 LATIN CAPITAL LETTER C WITH CEDILLA */
96 	NOTPRINTABLE, /* 0x00c8 LATIN CAPITAL LETTER E WITH GRAVE */
97 	0x90, /* 0x00c9 LATIN CAPITAL LETTER E WITH ACUTE */
98 	NOTPRINTABLE, /* 0x00ca LATIN CAPITAL LETTER E WITH CIRCUMFLEX */
99 	NOTPRINTABLE, /* 0x00cb LATIN CAPITAL LETTER E WITH DIAERESIS */
100 	NOTPRINTABLE, /* 0x00cc LATIN CAPITAL LETTER I WITH GRAVE */
101 	NOTPRINTABLE, /* 0x00cd LATIN CAPITAL LETTER I WITH ACUTE */
102 	NOTPRINTABLE, /* 0x00ce LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
103 	NOTPRINTABLE, /* 0x00cf LATIN CAPITAL LETTER I WITH DIAERESIS */
104 	NOTPRINTABLE, /* 0x00d0 LATIN CAPITAL LETTER ETH */
105 	0xa5, /* 0x00d1 LATIN CAPITAL LETTER N WITH TILDE */
106 	NOTPRINTABLE, /* 0x00d2 LATIN CAPITAL LETTER O WITH GRAVE */
107 	NOTPRINTABLE, /* 0x00d3 LATIN CAPITAL LETTER O WITH ACUTE */
108 	NOTPRINTABLE, /* 0x00d4 LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
109 	NOTPRINTABLE, /* 0x00d5 LATIN CAPITAL LETTER O WITH TILDE */
110 	0x99, /* 0x00d6 LATIN CAPITAL LETTER O WITH DIAERESIS */
111 	NOTPRINTABLE, /* 0x00d7 MULTIPLICATION SIGN */
112 	NOTPRINTABLE, /* 0x00d8 LATIN CAPITAL LETTER O WITH STROKE */
113 	NOTPRINTABLE, /* 0x00d9 LATIN CAPITAL LETTER U WITH GRAVE */
114 	NOTPRINTABLE, /* 0x00da LATIN CAPITAL LETTER U WITH ACUTE */
115 	NOTPRINTABLE, /* 0x00db LATIN CAPITAL LETTER U WITH CIRCUMFLEX */
116 	0x9a, /* 0x00dc LATIN CAPITAL LETTER U WITH DIAERESIS */
117 	NOTPRINTABLE, /* 0x00dd LATIN CAPITAL LETTER Y WITH ACUTE */
118 	NOTPRINTABLE, /* 0x00de LATIN CAPITAL LETTER THORN */
119 	0xe1, /* 0x00df LATIN SMALL LETTER SHARP S */
120 	0x85, /* 0x00e0 LATIN SMALL LETTER A WITH GRAVE */
121 	0xa0, /* 0x00e1 LATIN SMALL LETTER A WITH ACUTE */
122 	0x83, /* 0x00e2 LATIN SMALL LETTER A WITH CIRCUMFLEX */
123 	NOTPRINTABLE, /* 0x00e3 LATIN SMALL LETTER A WITH TILDE */
124 	0x84, /* 0x00e4 LATIN SMALL LETTER A WITH DIAERESIS */
125 	0x86, /* 0x00e5 LATIN SMALL LETTER A WITH RING ABOVE */
126 	0x91, /* 0x00e6 LATIN SMALL LIGATURE AE */
127 	0x87, /* 0x00e7 LATIN SMALL LETTER C WITH CEDILLA */
128 	0x8a, /* 0x00e8 LATIN SMALL LETTER E WITH GRAVE */
129 	0x82, /* 0x00e9 LATIN SMALL LETTER E WITH ACUTE */
130 	0x88, /* 0x00ea LATIN SMALL LETTER E WITH CIRCUMFLEX */
131 	0x89, /* 0x00eb LATIN SMALL LETTER E WITH DIAERESIS */
132 	0x8d, /* 0x00ec LATIN SMALL LETTER I WITH GRAVE */
133 	0xa1, /* 0x00ed LATIN SMALL LETTER I WITH ACUTE */
134 	0x8c, /* 0x00ee LATIN SMALL LETTER I WITH CIRCUMFLEX */
135 	0x8b, /* 0x00ef LATIN SMALL LETTER I WITH DIAERESIS */
136 	NOTPRINTABLE, /* 0x00f0 LATIN SMALL LETTER ETH */
137 	0xa4, /* 0x00f1 LATIN SMALL LETTER N WITH TILDE */
138 	0x95, /* 0x00f2 LATIN SMALL LETTER O WITH GRAVE */
139 	0xa2, /* 0x00f3 LATIN SMALL LETTER O WITH ACUTE */
140 	0x93, /* 0x00f4 LATIN SMALL LETTER O WITH CIRCUMFLEX */
141 	NOTPRINTABLE, /* 0x00f5 LATIN SMALL LETTER O WITH TILDE */
142 	0x94, /* 0x00f6 LATIN SMALL LETTER O WITH DIAERESIS */
143 	0xf6, /* 0x00f7 DIVISION SIGN */
144 	NOTPRINTABLE, /* 0x00f8 LATIN SMALL LETTER O WITH STROKE */
145 	0x97, /* 0x00f9 LATIN SMALL LETTER U WITH GRAVE */
146 	0xa3, /* 0x00fa LATIN SMALL LETTER U WITH ACUTE */
147 	0x96, /* 0x00fb LATIN SMALL LETTER U WITH CIRCUMFLEX */
148 	0x81, /* 0x00fc LATIN SMALL LETTER U WITH DIAERESIS */
149 	NOTPRINTABLE, /* 0x00fd LATIN SMALL LETTER Y WITH ACUTE */
150 	NOTPRINTABLE, /* 0x00fe LATIN SMALL LETTER THORN */
151 	0x98, /* 0x00ff LATIN SMALL LETTER Y WITH DIAERESIS */
152 };
153 
154 static const struct {
155 	u_int16_t uni;
156 	u_char ibm;
157 } unimappings[] = {
158 	{0x0192, 0x9f}, /* LATIN SMALL LETTER F WITH HOOK */
159 	{0x0393, 0xe2}, /* GREEK CAPITAL LETTER GAMMA */
160 	{0x0398, 0xe9}, /* GREEK CAPITAL LETTER THETA */
161 	{0x03a3, 0xe4}, /* GREEK CAPITAL LETTER SIGMA */
162 	{0x03a6, 0xe8}, /* GREEK CAPITAL LETTER PHI */
163 	{0x03a9, 0xea}, /* GREEK CAPITAL LETTER OMEGA */
164 	{0x03b1, 0xe0}, /* GREEK SMALL LETTER ALPHA */
165 	{0x03b2, 0xe1}, /* GREEK SMALL LETTER BETA */
166 	{0x03b4, 0xeb}, /* GREEK SMALL LETTER DELTA */
167 	{0x03b5, 0xee}, /* GREEK SMALL LETTER EPSILON */
168 	{0x03c0, 0xe3}, /* GREEK SMALL LETTER PI */
169 	{0x03c3, 0xe5}, /* GREEK SMALL LETTER SIGMA */
170 	{0x03c4, 0xe7}, /* GREEK SMALL LETTER TAU */
171 	{0x03c6, 0xed}, /* GREEK SMALL LETTER PHI */
172 	{0x2022, 0x07}, /* BULLET */
173 	{0x203c, 0x13}, /* DOUBLE EXCLAMATION MARK */
174 	{0x207f, 0xfc}, /* SUPERSCRIPT LATIN SMALL LETTER N */
175 	{0x20a7, 0x9e}, /* PESETA SIGN */
176 	{0x2190, 0x1b}, /* LEFTWARDS ARROW */
177 	{0x2191, 0x18}, /* UPWARDS ARROW */
178 	{0x2192, 0x1a}, /* RIGHTWARDS ARROW */
179 	{0x2193, 0x19}, /* DOWNWARDS ARROW */
180 	{0x2194, 0x1d}, /* LEFT RIGHT ARROW */
181 	{0x2195, 0x12}, /* UP DOWN ARROW */
182 	{0x21a8, 0x17}, /* UP DOWN ARROW WITH BASE */
183 	{0x2212, 0x2d}, /* MINUS SIGN XXX move to more general place */
184 	{0x2215, 0x2f}, /* DIVISION SLASH XXX move to more general place */
185 	{0x2219, 0xf9}, /* BULLET OPERATOR */
186 	{0x221a, 0xfb}, /* SQUARE ROOT */
187 	{0x221e, 0xec}, /* INFINITY */
188 	{0x2229, 0xef}, /* INTERSECTION */
189 	{0x2248, 0xf7}, /* ALMOST EQUAL TO */
190 	{0x2261, 0xf0}, /* IDENTICAL TO */
191 	{0x2264, 0xf3}, /* LESS-THAN OR EQUAL TO */
192 	{0x2265, 0xf2}, /* GREATER-THAN OR EQUAL TO */
193 	{0x2302, 0x7f}, /* HOUSE */
194 	{0x2310, 0xa9}, /* REVERSED NOT SIGN */
195 	{0x2320, 0xf4}, /* TOP HALF INTEGRAL */
196 	{0x2321, 0xf5}, /* BOTTOM HALF INTEGRAL */
197 	{0x2500, 0xc4}, /* BOX DRAWINGS LIGHT HORIZONTAL */
198 	{0x2502, 0xb3}, /* BOX DRAWINGS LIGHT VERTICAL */
199 	{0x250c, 0xda}, /* BOX DRAWINGS LIGHT DOWN AND RIGHT */
200 	{0x2510, 0xbf}, /* BOX DRAWINGS LIGHT DOWN AND LEFT */
201 	{0x2514, 0xc0}, /* BOX DRAWINGS LIGHT UP AND RIGHT */
202 	{0x2518, 0xd9}, /* BOX DRAWINGS LIGHT UP AND LEFT */
203 	{0x251c, 0xc3}, /* BOX DRAWINGS LIGHT VERTICAL AND RIGHT */
204 	{0x2524, 0xb4}, /* BOX DRAWINGS LIGHT VERTICAL AND LEFT */
205 	{0x252c, 0xc2}, /* BOX DRAWINGS LIGHT DOWN AND HORIZONTAL */
206 	{0x2534, 0xc1}, /* BOX DRAWINGS LIGHT UP AND HORIZONTAL */
207 	{0x253c, 0xc5}, /* BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL */
208 	{0x2550, 0xcd}, /* BOX DRAWINGS DOUBLE HORIZONTAL */
209 	{0x2551, 0xba}, /* BOX DRAWINGS DOUBLE VERTICAL */
210 	{0x2552, 0xd5}, /* BOX DRAWINGS DOWN SINGLE AND RIGHT DOUBLE */
211 	{0x2553, 0xd6}, /* BOX DRAWINGS DOWN DOUBLE AND RIGHT SINGLE */
212 	{0x2554, 0xc9}, /* BOX DRAWINGS DOUBLE DOWN AND RIGHT */
213 	{0x2555, 0xb8}, /* BOX DRAWINGS DOWN SINGLE AND LEFT DOUBLE */
214 	{0x2556, 0xb7}, /* BOX DRAWINGS DOWN DOUBLE AND LEFT SINGLE */
215 	{0x2557, 0xbb}, /* BOW DRAWINGS DOUBLE DOWN AND LEFT */
216 	{0x2558, 0xd4}, /* BOX DRAWINGS UP SINGLE AND RIGHT DOUBLE */
217 	{0x2559, 0xd3}, /* BOX DRAWINGS UP DOUBLE AND RIGHT SINGLE */
218 	{0x255a, 0xc8}, /* BOX DRAWINGS DOUBLE UP AND RIGHT */
219 	{0x255b, 0xbe}, /* BOX DRAWINGS UP SINGLE AND LEFT DOUBLE */
220 	{0x255c, 0xbd}, /* BOX DRAWINGS UP DOUBLE AND LEFT SINGLE */
221 	{0x255d, 0xbc}, /* BOX DRAWINGS DOUBLE UP AND LEFT */
222 	{0x255e, 0xc6}, /* BOX DRAWINGS VERTICAL SINGLE AND RIGHT DOUBLE */
223 	{0x255f, 0xc7}, /* BOX DRAWINGS VERTICAL DOUBLE AND RIGHT SINGLE */
224 	{0x2560, 0xcc}, /* BOX DRAWINGS DOUBLE VERTICAL AND RIGHT */
225 	{0x2561, 0xb4}, /* BOX DRAWINGS VERTICAL SINGLE AND LEFT DOUBLE */
226 	{0x2562, 0xb5}, /* BOX DRAWINGS VERTICAL DOUBLE AND LEFT SINGLE */
227 	{0x2563, 0xb9}, /* BOX DRAWINGS DOUBLE VERTICAL AND LEFT */
228 	{0x2564, 0xd1}, /* BOX DRAWINGS DOWN SINGLE AND HORIZONTAL DOUBLE */
229 	{0x2565, 0xd2}, /* BOX DRAWINGS DOWN DOUBLE AND HORIZONTAL SINGLE */
230 	{0x2566, 0xcb}, /* BOX DRAWINGS DOUBLE DOWN AND HORIZONTAL */
231 	{0x2567, 0xcf}, /* BOX DRAWINGS UP SINGLE AND HORIZONTAL DOUBLE */
232 	{0x2568, 0xd0}, /* BOX DRAWINGS UP DOUBLE AND HORIZONTAL SINGLE */
233 	{0x2569, 0xca}, /* BOX DRAWINGS DOUBLE UP AND HORIZONTAL */
234 	{0x256a, 0xd8}, /* BOX DRAWINGS VERTICAL SINGLE AND HORIZONTAL DOUBLE */
235 	{0x256b, 0xd7}, /* BOX DRAWINGS VERTICAL DOUBLE AND HORIZONTAL SINGLE */
236 	{0x256c, 0xce}, /* BOX DRAWINGS DOUBLE VERTICAL AND HORIZONTAL */
237 	{0x2580, 0xdf}, /* UPPER HALF BLOCK */
238 	{0x2584, 0xdc}, /* LOWER HALF BLOCK */
239 	{0x2588, 0xdb}, /* FULL BLOCK */
240 	{0x258c, 0xdd}, /* LEFT HALF BLOCK */
241 	{0x2590, 0xde}, /* RIGHT HALF BLOCK */
242 	{0x2591, 0xb0}, /* LIGHT SHADE */
243 	{0x2592, 0xb1}, /* MEDIUM SHADE */
244 	{0x2593, 0xb2}, /* DARK SHADE */
245 	{0x25a0, 0xfe}, /* BLACK SQUARE */
246 	{0x25ac, 0x16}, /* BLACK RECTANGLE */
247 	{0x25b2, 0x1e}, /* BLACK UP-POINTING TRIANGLE */
248 	{0x25ba, 0x10}, /* BLACK RIGHT-POINTING POINTER */
249 	{0x25bc, 0x1f}, /* BLACK DOWN-POINTING TRIANGLE */
250 	{0x25c4, 0x11}, /* BLACK LEFT-POINTING POINTER */
251 	{0x25c6, 0x04}, /* BLACK DIAMOND */
252 	{0x25cb, 0x09}, /* WHITE CIRCLE */
253 	{0x25d8, 0x08}, /* INVERSE BULLET */
254 	{0x25d9, 0x0a}, /* INVERSE WHITE CIRCLE */
255 	{0x263a, 0x01}, /* WHITE SMILING FACE */
256 	{0x263b, 0x02}, /* BLACK SMILING FACE */
257 	{0x263c, 0x0f}, /* WHITE SUN WITH RAYS */
258 	{0x2640, 0x0c}, /* FEMALE SIGN */
259 	{0x2642, 0x0b}, /* MALE SIGN */
260 	{0x2660, 0x06}, /* BLACK SPADE SUIT */
261 	{0x2663, 0x05}, /* BLACK CLUB SUIT */
262 	{0x2665, 0x03}, /* BLACK HEART SUIT */
263 	{0x2666, 0x04}, /* BLACK DIAMOND SUIT */
264 	{0x266a, 0x0d}, /* EIGHTH NOTE */
265 	{0x266b, 0x0e}, /* BEAMED EIGHTH NOTES */
266 };
267 
268 static const struct {
269 	u_int16_t uni;
270 	u_char ibm;
271 	int quality;
272 } replacements[] = {
273 	{0x00af, 0x2d, 3}, /* MACRON -> - */
274 	{0x221f, 0xc0, 3}, /* RIGHT ANGLE -> light up and right */
275 	{0x222a, 0x55, 3}, /* UNION -> U */
276 	{0x223c, 0x7e, 3}, /* TILDE OPERATOR -> ~ */
277 	{0x2308, 0xda, 3}, /* LEFT CEILING -> light down and right */
278 	{0x2309, 0xbf, 3}, /* RIGHT CEILING -> light down and left */
279 	{0x230a, 0xc0, 3}, /* LEFT FLOOR -> light up and right */
280 	{0x230b, 0xd9, 3}, /* RIGHT FLOOR -> light up and left */
281 	{0x2329, 0x3c, 3}, /* LEFT-POINTING ANGLE BRACKET -> < */
282 	{0x232a, 0x3e, 3}, /* RIGHT-POINTING ANGLE BRACKET -> > */
283 	{_e003U, 0x2d, 3}, /* scan 5 -> - */
284 	{_e005U, 0x5f, 3}, /* scan 9 -> _ */
285 	{_e00bU, 0x7b, 3}, /* braceleftmid -> { */
286 	{_e00cU, 0x7d, 3}, /* bracerightmid -> } */
287 	{_e00fU, 0xd9, 3}, /* mirrored not sign? -> light up and left */
288 	{0x00d7, 0x78, 2}, /* MULTIPLICATION SIGN -> x */
289 	{0x00d8, 0xe9, 2}, /* LATIN CAPITAL LETTER O WITH STROKE -> Theta */
290 	{0x00f8, 0xed, 2}, /* LATIN SMALL LETTER O WITH STROKE -> phi */
291 	{0x03a0, 0xe3, 2}, /* GREEK CAPITAL LETTER PI -> pi */
292 	{0x03a5, 0x59, 2}, /* GREEK CAPITAL LETTER UPSILON -> Y */
293 	{0x03b3, 0x59, 2}, /* GREEK SMALL LETTER GAMMA -> Y */
294 	{0x03b8, 0xe9, 2}, /* GREEK SMALL LETTER THETA -> Theta */
295 	{0x03bd, 0x76, 2}, /* GREEK SMALL LETTER NU -> v */
296 	{0x03c9, 0x77, 2}, /* GREEK SMALL LETTER OMEGA -> w */
297 	{0x20ac, 0x45, 2}, /* EURO SIGN -> E */
298 	{_e002U, 0x2d, 2}, /* scan 3 -> - */
299 	{_e004U, 0x2d, 2}, /* scan 7 -> - */
300 	{_e007U, 0xda, 2}, /* bracelefttp -> light down and right */
301 	{_e008U, 0xc0, 2}, /* braceleftbt -> light up and right */
302 	{_e009U, 0xbf, 2}, /* bracerighttp -> light down and left */
303 	{_e00aU, 0xd9, 2}, /* bracerighrbt -> light up and left */
304 	{_e00dU, 0x3c, 2}, /* inverted angle? -> < */
305 	{_e00eU, 0x3c, 2}, /* angle? -> < */
306 	{_e00fU, 0xd9, 2}, /* mirrored not sign? -> light up and left */
307 	{0x00a9, 0x63, 1}, /* COPYRIGHT SIGN -> c */
308 	{0x00ae, 0x72, 1}, /* REGISTERED SIGN -> r */
309 	{0x00b3, 0x33, 1}, /* SUPERSCRIPT THREE -> 3 */
310 	{0x00b9, 0x39, 1}, /* SUPERSCRIPT ONE -> 1 */
311 	{0x00c0, 0x41, 1}, /* LATIN CAPITAL LETTER A WITH GRAVE -> A */
312 	{0x00c1, 0x41, 1}, /* LATIN CAPITAL LETTER A WITH ACUTE -> A */
313 	{0x00c2, 0x41, 1}, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX -> A */
314 	{0x00c3, 0x41, 1}, /* LATIN CAPITAL LETTER A WITH TILDE -> A */
315 	{0x00c8, 0x45, 1}, /* LATIN CAPITAL LETTER E WITH GRAVE -> E */
316 	{0x00ca, 0x45, 1}, /* LATIN CAPITAL LETTER E WITH CIRCUMFLEX -> E */
317 	{0x00cb, 0x45, 1}, /* LATIN CAPITAL LETTER E WITH DIAERESIS -> E */
318 	{0x00cc, 0x49, 1}, /* LATIN CAPITAL LETTER I WITH GRAVE -> I */
319 	{0x00cd, 0x49, 1}, /* LATIN CAPITAL LETTER I WITH ACUTE -> I */
320 	{0x00ce, 0x49, 1}, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX -> I */
321 	{0x00cf, 0x49, 1}, /* LATIN CAPITAL LETTER I WITH DIAERESIS -> I */
322 	{0x00d0, 0x44, 1}, /* LATIN CAPITAL LETTER ETH -> D */
323 	{0x00d2, 0x4f, 1}, /* LATIN CAPITAL LETTER O WITH GRAVE -> O */
324 	{0x00d3, 0x4f, 1}, /* LATIN CAPITAL LETTER O WITH ACUTE -> O */
325 	{0x00d4, 0x4f, 1}, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX -> O */
326 	{0x00d5, 0x4f, 1}, /* LATIN CAPITAL LETTER O WITH TILDE -> O */
327 	{0x00d9, 0x55, 1}, /* LATIN CAPITAL LETTER U WITH GRAVE -> U */
328 	{0x00da, 0x55, 1}, /* LATIN CAPITAL LETTER U WITH ACUTE -> U */
329 	{0x00db, 0x55, 1}, /* LATIN CAPITAL LETTER U WITH CIRCUMFLEX -> U */
330 	{0x00dd, 0x59, 1}, /* LATIN CAPITAL LETTER Y WITH ACUTE -> Y */
331 	{0x00e3, 0x61, 1}, /* LATIN SMALL LETTER A WITH TILDE -> a */
332 	{0x00f5, 0x6f, 1}, /* LATIN SMALL LETTER O WITH TILDE -> o */
333 	{0x00fd, 0x79, 1}, /* LATIN SMALL LETTER Y WITH ACUTE -> y */
334 };
335 
336 int
337 pcdisplay_mapchar(id, uni, index)
338 	void *id;
339 	int uni;
340 	unsigned int *index;
341 {
342 	u_int i;
343 
344 	if (uni < 128) {
345 		*index = uni;
346 		return (5);
347 	} else if ((uni < 256) && (isomappings[uni - 128] != NOTPRINTABLE)) {
348 		*index = isomappings[uni - 128];
349 		return (5);
350 	}
351 
352 	for (i = 0; i < sizeof(unimappings) / sizeof(unimappings[0]); i++)
353 		if (uni == unimappings[i].uni) {
354 			*index = unimappings[i].ibm;
355 			return (5);
356 		}
357 
358 	for (i = 0; i < sizeof(replacements) / sizeof(replacements[0]); i++)
359 		if (uni == replacements[i].uni) {
360 			*index = replacements[i].ibm;
361 			return (replacements[i].quality);
362 		}
363 
364 	*index = NOTPRINTABLE;
365 	return (0);
366 }
367