FreeCalypso > hg > fc-tourmaline

annotate src/cs/drivers/drv_app/r2d/lcds/Simple/r2d_task_init_i.c @ 276:4221c724c664

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R2D: preparations for adding LCD hardware suspend handling
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 07 Sep 2021 21:05:38 +0000
parents 4e78acac3d88
children
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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1 /* Used by refresh task to extract bytes from the
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2 framebuffer */
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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5 #define R2D_MB_PRIM_SIZE 2000
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7 extern UINT32 r2d_p_refresh_buffer[4*R2D_WIDTH*R2D_MWHEIGHT];
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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10 static void r2d_refresh_task_init(void)
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11 {
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12 INT16 i;
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13 UINT32 *p;
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4e78acac3d88 src/{condat,cs,gpf,nucleus}: import from Selenite
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15 uwire_init_lcd();
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17 lcd_transmit_cmd(0x08); //display blank
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18 lcd_transmit_cmd(0x25); //power down use extended instructions
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19 lcd_transmit_cmd(0x04); //set temperature coefficient to zero
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20 lcd_transmit_cmd(0x14); //set bias voltage level n=3
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21 lcd_transmit_cmd(0xc5); //set Vlcd to 7.2
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22 lcd_transmit_cmd(0x20); //set PD=0->chip activate ,H=0-> basic instruction set
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27 lcd_transmit_cmd(0x0d); //inverse video mode
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29 lcd_transmit_cmd(0x0c); //normal video mode
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31 p=r2d_p_refresh_buffer;
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32 for(i=0;i<4*R2D_WIDTH*R2D_MWHEIGHT;i++)
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33 {
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34 *p++=0;
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35 }
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36 }
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38 static void r2d_refresh_task_kill(void)
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39 {
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41 }
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43 static void r2d_dithering_init(void)
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44 {
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45 R2D_MALLOC(r2d_mb_id,UINT32,sizeof(UINT32)*4,r2d_g_dithering_matrix);
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46 r2d_g_dithering_matrix[0]=0;
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47 r2d_g_dithering_matrix[1]=2;
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48 r2d_g_dithering_matrix[2]=3;
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49 r2d_g_dithering_matrix[3]=1;
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50 }