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annotate src/cs/drivers/drv_app/r2d/lcds/ColorBoard/r2d_task_i.c @ 453:96c047b4325e

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R2D D-Sample drivers: only do the actual hw pokes when CONFIG_TARGET_DSAMPLE
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 15 Mar 2018 05:48:03 +0000
parents 945cf7f506b2
children
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1 #define MASTER_CMD(data) *(volatile unsigned char*)0x2000005 = (data)
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2 #define MASTER_DATA(data) *(volatile unsigned char*)0x2000004 = (data)
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3 #define SLAVE_CMD(data) *(volatile unsigned char*)0x2000003 = (data)
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4 #define SLAVE_DATA(data) *(volatile unsigned char*)0x2000002 = (data)
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5
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6 void r2d_lcd_power_on(void)
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7 {
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8 }
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9
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10 void r2d_lcd_power_off(void)
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11 {
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12 }
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13
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14 void r2d_refresh(void)
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15 {
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16 INT16 x,y;
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17
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18 UINT32 v;
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19
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20 UINT32 *mp,*sp;
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21 UINT32 mtmp,stmp;
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25 #ifndef _WINDOWS
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26 MASTER_CMD(0xF0); // RE register set
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27 MASTER_CMD(0xA3); // Auto incremnent
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28 MASTER_CMD(0x00); // X Address set (lower)
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29 MASTER_CMD(0x10); // X Address set (upper)
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30 MASTER_CMD(0x20); // Y Address set (lower)
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31 MASTER_CMD(0x30); // Y Address set (upper)
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32 MASTER_CMD(0x97); // Display control
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33
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34 //position slave
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35 SLAVE_CMD(0xF0); // RE register set
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36 SLAVE_CMD(0xA3); // Auto incremnent
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37 SLAVE_CMD(0x00); // X Address set (lower)
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38 SLAVE_CMD(0x10); // X Address set (upper)
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39 SLAVE_CMD(0x20); // Y Address set (lower)
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40 SLAVE_CMD(0x30); // Y Address set (upper)
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41 SLAVE_CMD(0x96); // Display control
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42 #endif
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43
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44 // rvf_send_trace("R2D REFRESH",strlen("R2D REFRESH"), NULL_PARAM,
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45 // RV_TRACE_LEVEL_DEBUG_HIGH, TRACE_XXX );
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46
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47 mp=r2d_g_framebuffer->p_memory_words;
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48
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49 // One word added by computation of R2D_MWWIDTH
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50 // so 49 used instead of 48
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51 sp=mp+(64*49);
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52
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55
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56 for (y=0;y<64;y++)
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57 {
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58 for (x=0; x<48;x++)
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59 {
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60
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61 mtmp=~(*mp++);
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62 stmp=~(*sp++);
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63
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64 MASTER_DATA(mtmp&0xFF);
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65 SLAVE_DATA(stmp&0xFF);
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66 #ifndef _WINDOWS
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67 mtmp>>=16;
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68 stmp>>=16;
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69 MASTER_DATA(mtmp&0xFF);
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70 SLAVE_DATA(stmp&0xFF);
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71
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72 #endif
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73 }
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74 // R2D_MWWIDTH is one word larger than the real LCD size
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75 // so when refreshing that must be taken into account
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76 *mp++;
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77 *sp++;
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78 }
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79
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80 // Finish sending datas to LCD
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81
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82 r2d_reinit_update_region();
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83 #ifdef _WINDOWS
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84 lcd_refresh();
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85 #endif
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86 }