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1 /*****************************************************************************/
2 /*                                                                           */
3 /*                                  c128.h                                   */
4 /*                                                                           */
5 /*                     C128 system specific definitions                      */
6 /*                                                                           */
7 /*                                                                           */
8 /*                                                                           */
9 /* (C) 1998-2003 Ullrich von Bassewitz                                       */
10 /*               Römerstraße 52                                              */
11 /*               D-70794 Filderstadt                                         */
12 /* EMail:        uz@cc65.org                                                 */
13 /*                                                                           */
14 /*                                                                           */
15 /* This software is provided 'as-is', without any expressed or implied       */
16 /* warranty.  In no event will the authors be held liable for any damages    */
17 /* arising from the use of this software.                                    */
18 /*                                                                           */
19 /* Permission is granted to anyone to use this software for any purpose,     */
20 /* including commercial applications, and to alter it and redistribute it    */
21 /* freely, subject to the following restrictions:                            */
22 /*                                                                           */
23 /* 1. The origin of this software must not be misrepresented; you must not   */
24 /*    claim that you wrote the original software. If you use this software   */
25 /*    in a product, an acknowledgment in the product documentation would be  */
26 /*    appreciated but is not required.                                       */
27 /* 2. Altered source versions must be plainly marked as such, and must not   */
28 /*    be misrepresented as being the original software.                      */
29 /* 3. This notice may not be removed or altered from any source              */
30 /*    distribution.                                                          */
31 /*                                                                           */
32 /*****************************************************************************/
33
34
35
36 #ifndef _C128_H
37 #define _C128_H
38
39
40
41 /* Check for errors */
42 #if !defined(__C128__)
43 #  error This module may only be used when compiling for the C128!
44 #endif
45
46
47
48 /* Additional key defines */
49 #define CH_F1                   133
50 #define CH_F2                   137
51 #define CH_F3                   134
52 #define CH_F4                   138
53 #define CH_F5                   135
54 #define CH_F6                   139
55 #define CH_F7                   136
56 #define CH_F8                   140
57
58
59
60 /* Color defines */
61 #define COLOR_BLACK             0x00
62 #define COLOR_WHITE             0x01
63 #define COLOR_RED               0x02
64 #define COLOR_CYAN              0x03
65 #define COLOR_VIOLET            0x04
66 #define COLOR_GREEN             0x05
67 #define COLOR_BLUE              0x06
68 #define COLOR_YELLOW            0x07
69 #define COLOR_ORANGE            0x08
70 #define COLOR_BROWN             0x09
71 #define COLOR_LIGHTRED          0x0A
72 #define COLOR_GRAY1             0x0B
73 #define COLOR_GRAY2             0x0C
74 #define COLOR_LIGHTGREEN        0x0D
75 #define COLOR_LIGHTBLUE         0x0E
76 #define COLOR_GRAY3             0x0F
77
78
79
80 /* Define hardware */
81 #include <_vic2.h>
82 #define VIC     (*(struct __vic2*)0xD000)
83
84 #include <_sid.h>
85 #define SID     (*(struct __sid*)0xD400)
86
87 #include <_vdc.h>
88 #define VDC     (*(struct __vdc*)0xD600)
89
90 #include <_6526.h>
91 #define CIA1    (*(struct __6526*)0xDC00)
92 #define CIA2    (*(struct __6526*)0xDD00)
93
94
95
96 /* Define special memory areas */
97 #define COLOR_RAM       ((unsigned char*)0xD800)
98
99
100
101 void toggle_videomode (void);
102 /* Toggle the video mode between 40 and 80 chars (calls SWAPPER) */
103
104 void c64mode (void);
105 /* Switch the C128 into C64 mode. Note: This function will not return! */
106
107 void fast (void);
108 /* Switch the CPU into 2MHz mode. Note: This will disable video when in
109  * 40 column mode.
110  */
111
112 void slow (void);
113 /* Switch the CPU into 1MHz mode. */
114
115
116
117 /* End of c128.h */
118 #endif
119
120
121