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Add charmap for NEC uPD16314 (ROM code 002). Add a small charmap search

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function and update hd44780 to use it. Make charmap selectable in imon driver.
This commit is contained in:
mmdolze
2011-02-10 23:07:04 +00:00
parent eaf74128c6
commit dfd486c55b
6 changed files with 154 additions and 28 deletions
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server/drivers/hd44780-charmap.h
+95 -11
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@@ -1,12 +1,13 @@
/** \file server/drivers/hd44780-charmap.h
* Character mapping for HD44780 devices.
* Character mapping for HD44780 devices. Translates ISO 8859-1 to known
* HD44780 (and compatible) ROM character sets.
*/
/* Character mapping for HD44780 devices by Mark Haemmerling <mail@markh.de>.
*
* Translates ISO 8859-1 to any HD44780 charset.
*
* Charmap selector (C) 2006 Pillon Matteo <matteo.pillon@email.it>
/*-
* Copyright (C) 2001 Mark Haemmerling <mail@markh.de>
* 2006 Pillon Matteo <matteo.pillon@email.it>
* 2007 Frank Jepsen <vdr_at_jepsennet.de>
* 2009-2011 Markus Dolze <bsdfan@nurfuerspam.de>
*
* This file is released under the GNU General Public License.
* Refer to the COPYING file distributed with this package.
@@ -235,7 +236,6 @@ const unsigned char EA_KS0073_charmap[] = {
/*
* Character mapping by Frank Jepsen <vdr_at_jepsennet.de>.
*
*/
const unsigned char SED1278F_0B_charmap[] = {
/* #0 */
@@ -329,18 +329,102 @@ const unsigned char HD44780_KOI8R_charmap[] = {
98, 142, 131, 139, 143, 140, 138, 141 /* Ь Ы З Ш Э Щ Ч Ъ */
};
/*
* Mapping table for NEC µ PD16314 controller. This is a VFD controller
* that understands the same command set as HD44780 driver and comes with (at
* least) one of two character sets in ROM:
*
* - ROM code 001 is the same charset as hd44780_euro.
* - ROM code 002 is the same charset as hd44780_default (with some additional
* characters in the otherwise unused areas.
*
* The table below is for ROM code 002 and identical to hd44780_default but
* takes advantage of some additional international characters.
*/
const unsigned char uPD16314_charmap[] = {
/* 00h - 1Fh : Control characters */
0, 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,
/* 20h - 3Fh : Numbers and punctuation */
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,
/* 40h - 7Fh : Upper and lower-case letters */
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, 140, 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, 124, 125, 142, 127,
/* 80h - 9Fh : Control characters */
128, 129, 130, 131, 132, 133, 134, 135,
136, 137, 138, 139, 140, 141, 142, 143,
144, 145, 146, 147, 148, 149, 150, 151,
152, 153, 154, 155, 156, 157, 158, 159,
/* A0h - BFh : Special characters */
32, 33, 236, 146, 164, 92, 152, 143,
34, 169, 170, 171, 172, 173, 174, 175,
223, 177, 178, 179, 39, 228, 247, 165,
44, 185, 186, 187, 188, 189, 190, 63,
/* C0h - FFh : International characters */
129, 129, 65, 65, 128, 130, 144, 153,
69, 69, 69, 69, 73, 73, 73, 73,
68, 238, 79, 79, 79, 79, 134, 120,
136, 85, 85, 85, 138, 89, 240, 226,
97, 131, 97, 97, 225, 132, 145, 153,
101, 101, 101, 101, 105, 105, 105, 105,
111, 238, 111, 111, 111, 111, 135, 253,
137, 117, 117, 117, 139, 121, 240, 255
};
#define MAX_CHARMAP_NAME_LENGTH 16
struct charmap {
char name[MAX_CHARMAP_NAME_LENGTH];
const unsigned char *charmap;
char name[MAX_CHARMAP_NAME_LENGTH]; /**< Name of the mapping table */
const unsigned char *charmap; /**< Pointer to mapping table */
};
/** List of available character mappings. This list is sorted by relevance! */
const struct charmap available_charmaps[] = {
{ "none", none_charmap },
{ "hd44780_default", HD44780_charmap },
{ "hd44780_euro", HD44780_euro_charmap },
{ "hd44780_koi8_r", HD44780_KOI8R_charmap},
{ "ea_ks0073", EA_KS0073_charmap },
{ "sed1278f_0b", SED1278F_0B_charmap }
{ "sed1278f_0b", SED1278F_0B_charmap },
{ "upd16314", uPD16314_charmap },
{ "none", none_charmap }
};
/**
* Gets the index of the requested charmap entry in the list of available
* charmaps.
* \param req_charmap String containing the name of the requested charmap
* \return Index of charmap in available_charmaps array or -1 of not found.
*
* \note As long as available_charmaps[] is still small a simple search is
* fine. Should the list become larger (>10 entries) a better search
* algorithm (e.g. binary search) should be used.
*/
static int
charmap_get_index(const char * req_charmap)
{
int i;
if (req_charmap == NULL)
return -1;
for (i = 0; i < (sizeof(available_charmaps)/sizeof(struct charmap)); i++) {
if (strcasecmp(req_charmap, available_charmaps[i].name) == 0) {
return i;
}
}
return -1;
}
/* EOF */