blob: 673aa2ec56fb4ef8cb5379472f00e4a8d2b6b193
1 | /* |
2 | ** MPC823 Video Controller |
3 | ** ======================= |
4 | ** (C) 2000 by Paolo Scaffardi (arsenio@tin.it) |
5 | ** AIRVENT SAM s.p.a - RIMINI(ITALY) |
6 | ** |
7 | */ |
8 | |
9 | #ifndef _VIDEO_H_ |
10 | #define _VIDEO_H_ |
11 | |
12 | /* Video functions */ |
13 | |
14 | struct stdio_dev; |
15 | |
16 | int video_init(void *videobase); |
17 | void video_putc(struct stdio_dev *dev, const char c); |
18 | void video_puts(struct stdio_dev *dev, const char *s); |
19 | |
20 | /** |
21 | * Display a BMP format bitmap on the screen |
22 | * |
23 | * @param bmp_image Address of BMP image |
24 | * @param x X position to draw image |
25 | * @param y Y position to draw image |
26 | */ |
27 | int video_display_bitmap(ulong bmp_image, int x, int y); |
28 | |
29 | /** |
30 | * Get the width of the screen in pixels |
31 | * |
32 | * @return width of screen in pixels |
33 | */ |
34 | int video_get_pixel_width(void); |
35 | |
36 | /** |
37 | * Get the height of the screen in pixels |
38 | * |
39 | * @return height of screen in pixels |
40 | */ |
41 | int video_get_pixel_height(void); |
42 | |
43 | /** |
44 | * Get the number of text lines/rows on the screen |
45 | * |
46 | * @return number of rows |
47 | */ |
48 | int video_get_screen_rows(void); |
49 | |
50 | /** |
51 | * Get the number of text columns on the screen |
52 | * |
53 | * @return number of columns |
54 | */ |
55 | int video_get_screen_columns(void); |
56 | |
57 | /** |
58 | * Set the position of the text cursor |
59 | * |
60 | * @param col Column to place cursor (0 = left side) |
61 | * @param row Row to place cursor (0 = top line) |
62 | */ |
63 | void video_position_cursor(unsigned col, unsigned row); |
64 | |
65 | /* Clear the display */ |
66 | void video_clear(void); |
67 | |
68 | #if defined(CONFIG_FORMIKE) |
69 | int kwh043st20_f01_spi_startup(unsigned int bus, unsigned int cs, |
70 | unsigned int max_hz, unsigned int spi_mode); |
71 | #endif |
72 | #endif |
73 |