FreeCalypso > hg > fc-tourmaline

annotate src/cs/drivers/drv_app/r2d/lcds/luna/r2d_onoff_i.c @ 217:6541e43f88e5

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R2D display on/off control implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 24 Apr 2021 23:38:18 +0000
parents
children 0196b6bf633c
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1 #include "r2d/lcds/luna/r2d_luna_lcd.h"
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2 #include "main/sys_types.h"
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3 #include "armio.h"
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4
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5 static void r2d_onoff_action(enum blrr_display_state set_state)
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6 {
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7 UBYTE on_off;
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8
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9 /*
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10 * PWL control: on our current Luna setups (Caramel2 or iWOW DSK)
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11 * PWL is only an indicator LED for developers, but the Mother's
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12 * plan for the dream FreeCalypso handset includes having PWL
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13 * regulate the backlight intensity.
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14 */
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15 switch (set_state) {
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16 case BLRR_DISPLAY_OFF:
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17 *(volatile SYS_UWORD8 *)0xFFFE8000 = 0;
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18 *(volatile SYS_UWORD8 *)0xFFFE8001 = 0;
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19 on_off = 0;
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20 break;
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21 case BLRR_DISPLAY_ON:
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22 *(volatile SYS_UWORD8 *)0xFFFE8000 = 255;
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23 *(volatile SYS_UWORD8 *)0xFFFE8001 = 1;
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24 on_off = 1;
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25 break;
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26 case BLRR_DISPLAY_INCALL:
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27 *(volatile SYS_UWORD8 *)0xFFFE8000 = 16;
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28 *(volatile SYS_UWORD8 *)0xFFFE8001 = 1;
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29 on_off = 1;
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30 break;
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31 case BLRR_DISPLAY_CHG_BOOT:
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32 *(volatile SYS_UWORD8 *)0xFFFE8000 = 64;
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33 *(volatile SYS_UWORD8 *)0xFFFE8001 = 1;
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34 on_off = 1;
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35 break;
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36 default:
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37 return; /* error, but we are a void function */
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38 }
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39 /* physical backlight on/off */
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40 if (on_off)
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41 AI_SetBit(9);
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42 else
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43 AI_ResetBit(9);
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44 /* TFT on/off control remains to be implemented */
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45 }