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comparison src/cs/drivers/drv_app/r2d/lcds/c139/r2d_task_init_i.c @ 0:b6a5e36de839

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src/cs: initial import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Jul 2018 04:39:26 +0000
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-1:000000000000 0:b6a5e36de839
1 #include "r2d/lcds/c139/colors.h"
2
3 #define R2D_MB_PRIM_SIZE 2000
4
5 extern void c139_lcd_ctrl_cmd(UINT8 cmd, UINT8 param);
6 extern void c139_set_lcd_addr_region(UINT8 xstart, UINT8 xend,
7 UINT8 ystart, UINT8 yend);
8 extern void c139_lcd_send_pix(UINT16 pixval);
9
10 void uwire_init_lcd(void)
11 {
12 * ( UINT16 *) CNTL_RST &= ~(0x04); // releases reset_out
13 * ( UINT16 *) CNTL_RST |= (0x04); // set reset_out to 0
14 rvf_delay(RVF_MS_TO_TICKS(5)); // waits for 5 ms
15 * ( UINT16 *) CNTL_RST &= ~(0x04); // releases reset_out
16
17 * (volatile UINT16 *) SR1 = CS0_FRQ_FINT_2;
18 * (volatile UINT16 *) SR3 = SR3_CLK_EN; // enables the uwire clock
19 * (volatile UINT16 *) CSR = INDEX_CS0; // selects CS0
20 }
21
22 static void r2d_refresh_task_init(void)
23 {
24 UINT16 i;
25
26 uwire_init_lcd();
27 rvf_delay(RVF_MS_TO_TICKS(5)); // waits for 5 ms
28
29 /* LCD controller init */
30 c139_lcd_ctrl_cmd(0x3F, 0x01);
31 c139_lcd_ctrl_cmd(0x20, 0x03);
32 c139_lcd_ctrl_cmd(0x31, 0x03);
33
34 /* initial hw framebuffer clearing */
35 c139_set_lcd_addr_region(0, 95, 0, 63);
36 for (i = 0; i < 96 * 64; i++)
37 c139_lcd_send_pix(LCD16_COLOR_BORDER);
38 }
39
40 static void r2d_refresh_task_kill(void)
41 {
42 }
43
44 static void r2d_dithering_init(void)
45 {
46 R2D_MALLOC(r2d_mb_id,UINT32,sizeof(UINT32)*4,r2d_g_dithering_matrix);
47 r2d_g_dithering_matrix[0]=0;
48 r2d_g_dithering_matrix[1]=2;
49 r2d_g_dithering_matrix[2]=3;
50 r2d_g_dithering_matrix[3]=1;
51 }