4 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
15 * Revision 1.5 2008/02/07 12:41:06 james
16 * *** empty log message ***
18 * Revision 1.4 2008/02/07 12:16:04 james
19 * *** empty log message ***
21 * Revision 1.3 2008/02/06 11:30:37 james
22 * *** empty log message ***
24 * Revision 1.2 2008/02/04 20:23:55 james
25 * *** empty log message ***
27 * Revision 1.1 2008/02/03 23:31:25 james
28 * *** empty log message ***
38 #define CRT_CELS (CRT_ROWS*CRT_COLS)
39 #define CRT_ADDR(r,c) (((r)*CRT_COLS)+(c))
40 #define CRT_ADDR_POS(p) ((((p)->y)*CRT_COLS)+((p)->x))
42 #define CRT_ATTR_NORMAL 0x0
43 #define CRT_ATTR_UNDERLINE 0x1
44 #define CRT_ATTR_REVERSE 0x2
45 #define CRT_ATTR_BLINK 0x4
46 #define CRT_ATTR_BOLD 0x8
49 #define CRT_COLOR_BLACK 0x0
50 #define CRT_COLOR_RED 0x1
51 #define CRT_COLOR_GREEN 0x2
52 #define CRT_COLOR_YELLOW 0x3
53 #define CRT_COLOR_BLUE 0x4
54 #define CRT_COLOR_MAGENTA 0x5
55 #define CRT_COLOR_CYAN 0x6
56 #define CRT_COLOR_WHITE 0x7
57 #define CRT_COLOR_INTENSITY 0x8
59 #define CRT_COLOR_FG_MASK 0xf0
60 #define CRT_COLOR_FG_SHIFT 4
62 #define CRT_COLOR_BG_MASK 0xf
63 #define CRT_COLOR_BG_SHIFT 0
65 #define CRT_COLOR_BG(a) (((a) & CRT_COLOR_BG_MASK) >> CRT_COLOR_BG_SHIFT)
66 #define CRT_COLOR_FG(a) (((a) & CRT_COLOR_FG_MASK) >> CRT_COLOR_FG_SHIFT)
68 #define CRT_MAKE_COLOR(f,b) (((f) << CRT_COLOR_FG_SHIFT)|(b))
70 #define CRT_BGCOLOR_NORMAL CRT_COLOR_BLACK
71 #define CRT_FGCOLOR_NORMAL CRT_COLOR_WHITE
73 #define CRT_COLOR_NORMAL CRT_MAKE_COLOR(CRT_FGCOLOR_NORMAL,CRT_BGCOLOR_NORMAL)
97 CRT_CA screen[CRT_CELS];
105 crt_ca_cmp (CRT_CA a, CRT_CA b)
107 return memcmp (&a, &b, sizeof (a));
110 #endif /* __CRT_H__ */