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519 mauro 1 
/*
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 * Project: S.Ha.R.K.
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 *
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 * Coordinators:
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 *   Giorgio Buttazzo    <giorgio@sssup.it>
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 *   Paolo Gai           <pj@gandalf.sssup.it>
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 *
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 * Authors     :
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 *   Mauro Marinoni <muro.marinoi@unipv.it>
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 *   (see the web pages for full authors list)
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 *
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 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
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 *
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 * http://www.sssup.it
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 * http://retis.sssup.it
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 * http://shark.sssup.it
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 */
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#include <kernel/kern.h>
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#include "../include/drivers/shark_keyb26.h"
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extern BYTE useAltGr;
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extern char keyTable     [TABLE_KEY_SIZE];
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extern char keyShiftTable[TABLE_KEY_SIZE];
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extern char keyAltGrTable[TABLE_KEY_SIZE];
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static unsigned char actualMap;
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static KEYB_MAP keyMaps[] = {
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        /* US International Map */
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        { FALSE,
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                /* Plain Map */
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                { 0x00, 0x1b, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30, 0x2d, 0x3d, 0x7f, 0x09,
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                  0x71, 0x77, 0x65, 0x72, 0x74, 0x79, 0x75, 0x69, 0x6f, 0x70, 0x5b, 0x5d, 0x0d, 0x00, 0x61, 0x73,
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                  0x64, 0x66, 0x67, 0x68, 0x6a, 0x6b, 0x6c, 0x3b, 0x27, 0x60, 0x00, 0x5c, 0x7a, 0x78, 0x63, 0x76,
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                  0x62, 0x6e, 0x6d, 0x2c, 0x2e, 0x2f, 0x00, 0x2a, 0x00, 0x20},
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                /* Shift Map */
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                { 0x00, 0x1b, 0x21, 0x40, 0x23, 0x24, 0x25, 0x5e, 0x26, 0x2a, 0x28, 0x29, 0x5f, 0x2b, 0x7f, 0x09,
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                  0x51, 0x57, 0x45, 0x52, 0x54, 0x59, 0x55, 0x49, 0x4f, 0x50, 0x7b, 0x7d, 0x0d, 0x00, 0x41, 0x53,
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                  0x44, 0x46, 0x47, 0x48, 0x4a, 0x4b, 0x4c, 0x3a, 0x22, 0x7e, 0x00, 0x7c, 0x5a, 0x58, 0x43, 0x56,
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                  0x42, 0x4e, 0x4d, 0x3c, 0x3e, 0x3f, 0x00, 0x2a, 0x00, 0x20},
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                /* AltGr Map */
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                { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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                  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
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        },
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        /* Italian Map */
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        { TRUE,
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                /* Plain Map */
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                { 0x00, 0x1b, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30, 0x27, 0xec, 0x7f, 0x09,
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                  0x71, 0x77, 0x65, 0x72, 0x74, 0x79, 0x75, 0x69, 0x6f, 0x70, 0xe7, 0x2b, 0x0d, 0x00, 0x61, 0x73,
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                  0x64, 0x66, 0x67, 0x68, 0x6a, 0x6b, 0x6c, 0xf2, 0xe0, 0x5c, 0x00, 0xf8, 0x7a, 0x78, 0x63, 0x76,
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                  0x62, 0x6e, 0x6d, 0x2c, 0x2e, 0x2d, 0x00, 0x2a, 0x00, 0x20},
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                /* Shift Map */
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                { 0x00, 0x1b, 0x21, 0x22, 0x9c, 0x24, 0x25, 0x26, 0x2f, 0x28, 0x29, 0x3d, 0x3f, 0x5e, 0x7f, 0x09,
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                  0x51, 0x57, 0x45, 0x52, 0x54, 0x59, 0x55, 0x49, 0x4f, 0x50, 0xe9, 0x2a, 0x0d, 0x00, 0x41, 0x53,
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                  0x44, 0x46, 0x47, 0x48, 0x4a, 0x4b, 0x4c, 0xe7, 0xb0, 0x7c, 0x00, 0xa7, 0x5a, 0x58, 0x43, 0x56,
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                  0x42, 0x4e, 0x4d, 0x3b, 0x3a, 0x5f, 0x00, 0x2a, 0x00, 0x20},
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                /* AltGr Map */
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                { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7b, 0x7d, 0x7e, 0x60, 0xed, 0x00, 0x00,
63 
                  0x71, 0x77, 0x65, 0x72, 0x74, 0x79, 0x75, 0x69, 0x6f, 0x70, 0x5b, 0x5d, 0x0d, 0x00, 0x61, 0x73,
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                  0x64, 0x66, 0x67, 0x68, 0x6a, 0x6b, 0x6c, 0x40, 0x23, 0x00, 0x00, 0xfa, 0x7a, 0x78, 0x63, 0x76,
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                  0x62, 0x6e, 0x6d, 0x00, 0x00, 0x00, 0x00, 0x2a, 0x00, 0x20}
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        }
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};
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#define NUM_OF_MAPS     (sizeof keyMaps / sizeof keyMaps[0])
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int keyb_get_map(void)
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{
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        return actualMap;
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}
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int keyb_set_map(unsigned char m)
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{
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        register int i = 0;
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        /* If keyMaps[m] not available then set US */
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        if (m >= NUM_OF_MAPS)
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                actualMap = KEYMAP_US;
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        else
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                actualMap = m;
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        useAltGr = keyMaps[i].useAltGr;
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        for (i=0; i < TABLE_KEY_SIZE; i++) {
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                keyTable[i]      = keyMaps[actualMap].keyMap[i];
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                keyShiftTable[i] = keyMaps[actualMap].keyShiftMap[i];
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        }
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        if (useAltGr)
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                for (i=0; i < TABLE_KEY_SIZE; i++)
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                        keyAltGrTable[i] = keyMaps[actualMap].keyAltGrMap[i];
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        return actualMap;
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}