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comparison src/cs/drivers/drv_app/r2d/lcds/luna/r2d_task_i.c @ 193:6a53de2c4fc2

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R2D sync with Magnetite R2D is never compiled in Selenite, thus the present change has absolutely no impact on anything - but this sync is being done in order to keep the overall diff between Magnetite and Selenite to a minimum.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 23 May 2020 07:13:36 +0000
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192:4f40ae165be4 193:6a53de2c4fc2
1 #include "r2d/lcds/luna/r2d_luna_lcd.h"
2
3 void r2d_lcd_power_on(void)
4 {
5 }
6
7 void r2d_lcd_power_off(void)
8 {
9 }
10
11 void r2d_refresh(void)
12 {
13 UINT16 i,j;
14 UINT32 v;
15 UINT32 *p;
16 INT16 x1,x2,y1,y2,de,ds;
17
18 p=r2d_g_framebuffer->p_memory_words;
19
20 x1=(r2d_update_ul_x>>1)<<1; //0
21 x2=((r2d_update_br_x>>1)<<1)+1; //174;
22
23 ds=(x1>>1);
24 de=R2D_MWWIDTH-(x2>>1)-1; // WHY -1, is formula right ????
25
26 y1=r2d_update_ul_y; //0
27 y2=r2d_update_br_y; //219
28
29 /* set window area */
30 LCD_REG_WR(0x36, x2);
31 LCD_REG_WR(0x37, x1);
32 LCD_REG_WR(0x38, y2);
33 LCD_REG_WR(0x39, y1);
34 /* set current write address */
35 LCD_REG_WR(0x20, x1);
36 LCD_REG_WR(0x21, y1);
37 /* set up for GRAM write */
38 LCD_IR = 0x22;
39
40 p=p+y1*R2D_MWWIDTH;
41
42 for(i=y1;i<=y2;i++)
43 {
44 p+=ds;
45 for(j=(x1>>1);j<=(x2>>1);j++)
46 {
47 v=*p++;
48 v=~v;
49
50 /*white*/
51 /*v=0xffffffff*/
52 /*black*/
53 /*v=0x00000000*/
54
55 LCD_DR = v&0x0FFFF;
56 LCD_DR = v>>16;
57 }
58 p+=de;
59 }
60
61 //r2d_check_and_send_event(r2d_g_framebuffer);
62 r2d_reinit_update_region();
63 }