3 * Denis Peter, MPL AG Switzerland
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29 int video_init(int busdevfunc);
30 void video_clear(void);
31 void video_putc(char ch);
32 void video_puts(const char *s);
33 void video_puts_a(const char *s, char attr);
34 unsigned char video_set_attr(unsigned char attr);
36 void video_box_area(int x, int y, int w, int h);
37 void video_dbox_area(int x, int y, int w, int h);
38 void video_wipe_c_area(unsigned char ch, int x, int y, int w, int h);
40 void video_wipe_a_area(unsigned char attr, int x, int y, int w, int h);
41 void video_wipe_ca_area(unsigned char ch, char attr, int x, int y, int w, int h);
42 void video_puts_axy(const char *s, char attr, int x, int y);
43 void video_putc_rxy(char ch, int x, int y);
44 void video_putc_xy(char ch, int x, int y);
45 unsigned char video_set_attr_xy(unsigned char attr, int x, int y);
46 void video_copy(unsigned short *buffer);
47 void video_write(unsigned short *buffer);
49 #define VGA_ATTR_CLR_RED 0x4
50 #define VGA_ATTR_CLR_GRN 0x2
51 #define VGA_ATTR_CLR_BLU 0x1
52 #define VGA_ATTR_CLR_YEL (VGA_ATTR_CLR_RED | VGA_ATTR_CLR_GRN)
53 #define VGA_ATTR_CLR_CYN (VGA_ATTR_CLR_GRN | VGA_ATTR_CLR_BLU)
54 #define VGA_ATTR_CLR_MAG (VGA_ATTR_CLR_BLU | VGA_ATTR_CLR_RED)
55 #define VGA_ATTR_CLR_BLK 0
56 #define VGA_ATTR_CLR_WHT (VGA_ATTR_CLR_RED | VGA_ATTR_CLR_GRN | VGA_ATTR_CLR_BLU)
58 #define VGA_ATTR_BNK 0x80
59 #define VGA_ATTR_ITN 0x08
61 #define VGA_ATTR_BG_MSK 0x70
62 #define VGA_ATTR_FG_MSK 0x07
64 #define VGA_ATTR_BG_GET(v) (((v) & VGA_ATTR_BG_MSK)>>4)
65 #define VGA_ATTR_BG_SET(v, c) (((c) & VGA_ATTR_FG_MSK)<<4) | (v & ~VGA_ATTR_BG_MSK))
67 #define VGA_ATTR_FG_GET(v) ((v) & VGA_ATTR_FG_MSK)
68 #define VGA_ATTR_FG_SET(v, c) ((c) & VGA_ATTR_FG_MSK) | (v & ~VGA_ATTR_FG_MSK))
70 #define VGA_ATTR_FG_BG_SET(v, b, f) (VGA_ATTR_BG_SET(v, b) | VGA_ATTR_FG_SET(v, cf))
72 #define VGA_ATTR_INVERT(A) ((((A)&0x7)<<4)|(((A)&0x70)>>4) |((A)&0x88))
75 #endif /* CONFIG_VIDEO */