1 /*****************************************************************************/
5 /* Atari system specific definitions */
9 /* (C) 2000 Mark Keates <markk@dendrite.co.uk> */
10 /* Freddy Offenga <taf_offenga@yahoo.com> */
11 /* Christian Groessler <cpg@aladdin.de> */
14 /* This software is provided 'as-is', without any expressed or implied */
15 /* warranty. In no event will the authors be held liable for any damages */
16 /* arising from the use of this software. */
18 /* Permission is granted to anyone to use this software for any purpose, */
19 /* including commercial applications, and to alter it and redistribute it */
20 /* freely, subject to the following restrictions: */
22 /* 1. The origin of this software must not be misrepresented; you must not */
23 /* claim that you wrote the original software. If you use this software */
24 /* in a product, an acknowledgment in the product documentation would be */
25 /* appreciated but is not required. */
26 /* 2. Altered source versions must be plainly marked as such, and must not */
27 /* be misrepresented as being the original software. */
28 /* 3. This notice may not be removed or altered from any source */
31 /*****************************************************************************/
40 #define CH_CURS_DOWN 29
41 #define CH_CURS_LEFT 30
42 #define CH_CURS_RIGHT 31
44 #define CH_TAB 0x7F /* tabulator */
45 #define CH_EOL 0x9B /* end-of-line marker */
46 #define CH_CLR 0x7D /* clear screen */
47 #define CH_BEL 0xFD /* bell */
48 #define CH_RUBOUT 0x7E /* back space (rubout) */
49 #define CH_DELLINE 0x9C /* delete line */
50 #define CH_INSLINE 0x9D /* insert line */
52 /* These are defined to be Atari + NumberKey */
64 #define CH_ULCORNER 0x11
65 #define CH_URCORNER 0x05
66 #define CH_LLCORNER 0x1A
67 #define CH_LRCORNER 0x03
78 /* make GTIA color value */
79 #define _gtia_mkcolor(hue,lum) (((hue) << 4) | ((lum) << 1))
81 /* luminance values go from 0 (black) to 7 (white) */
86 #define HUE_GOLDORANGE 2
87 #define HUE_REDORANGE 3
94 #define HUE_BLUEGREEN 10
95 #define HUE_BLUEGREEN2 11
97 #define HUE_YELLOWGREEN 13
99 #define HUE_YELLOWRED 15
101 /* Color defines, similar to c64 colors (untested) */
102 #define COLOR_BLACK _gtia_mkcolor(HUE_GREY,0)
103 #define COLOR_WHITE _gtia_mkcolor(HUE_GREY,7)
104 #define COLOR_RED _gtia_mkcolor(HUE_REDORANGE,1)
105 #define COLOR_CYAN _gtia_mkcolor(HUE_CYAN,3)
106 #define COLOR_VIOLET _gtia_mkcolor(HUE_PURPLE,4)
107 #define COLOR_GREEN _gtia_mkcolor(HUE_GREEN,2)
108 #define COLOR_BLUE _gtia_mkcolor(HUE_BLUE,2)
109 #define COLOR_YELLOW _gtia_mkcolor(HUE_YELLOW,7)
110 #define COLOR_ORANGE _gtia_mkcolor(HUE_ORANGE,5)
111 #define COLOR_BROWN _gtia_mkcolor(HUE_YELLOW,2)
112 #define COLOR_LIGHTRED _gtia_mkcolor(HUE_REDORANGE,6)
113 #define COLOR_GRAY1 _gtia_mkcolor(HUE_GREY,2)
114 #define COLOR_GRAY2 _gtia_mkcolor(HUE_GREY,3)
115 #define COLOR_LIGHTGREEN _gtia_mkcolor(HUE_GREEN,6)
116 #define COLOR_LIGHTBLUE _gtia_mkcolor(HUE_BLUE,6)
117 #define COLOR_GRAY3 _gtia_mkcolor(HUE_GREY,5)
119 /* color register functions */
120 extern void __fastcall__ setcolor (unsigned char color_reg, unsigned char hue, unsigned char luminace);
121 extern void __fastcall__ setcolor_low (unsigned char color_reg, unsigned char color_value);
122 extern unsigned char __fastcall__ getcolor (unsigned char color_reg);
124 /* other screen functions */
125 extern void __fastcall__ scroll (signed char numlines);
126 /* numlines > 0 scrolls up */
127 /* numlines < 0 scrolls down */
129 /* misc. functions */
130 extern void save_vecs(void); /* save system vectors */
131 extern void rest_vecs(void); /* restore system vectors */
132 extern unsigned char get_ostype(void); /* get ROM version */
133 extern unsigned char get_tv(void); /* get TV system */
135 /* get_ostype return value defines (for explanation, see ostype.s) */
137 #define AT_OS_TYPE_MAIN 7
138 #define AT_OS_TYPE_MINOR (7 << 3)
139 /* AT_OS_TYPE_MAIN values */
140 #define AT_OS_UNKNOWN 0
141 #define AT_OS_400800 1
142 #define AT_OS_1200XL 2
144 /* AS_OS_TYPE_MINOR values */
145 /* for 400/800 remember this are the ROM versions */
146 /* to check whether the hw is PAL or NTSC, use get_tv() */
147 #define AT_OS_400800PAL_A 1
148 #define AT_OS_400800PAL_B 2
149 #define AT_OS_400800NTSC_A 1
150 #define AT_OS_400800NTSC_B 2
151 #define AT_OS_1200_10 1
152 #define AT_OS_1200_11 2
153 #define AT_OS_XLXE_1 1
154 #define AT_OS_XLXE_2 2
155 #define AT_OS_XLXE_3 3
156 #define AT_OS_XLXE_4 4
158 /* get_tv return values */
162 /* Define hardware */
164 #define GTIA_READ (*(struct __gtia_read*)0xD000)
165 #define GTIA_WRITE (*(struct __gtia_write*)0xD000)
170 #define POKEY_READ (*(struct __pokey_read*)0xD200)
171 #define POKEY_WRITE (*(struct __pokey_write*)0xD200)
174 #define PIA (*(struct __pia*)0xD300)
177 #define ANTIC (*(struct __antic*)0xD400)
179 /* device control block */
181 unsigned char device; /* device id */
182 unsigned char unit; /* unix number */
183 unsigned char command; /* command */
184 unsigned char status; /* command type / status return */
185 void *buffer; /* pointer to buffer */
186 unsigned char timeout; /* device timeout in seconds */
187 unsigned char unused;
188 unsigned int xfersize; /* # of bytes to transfer */
189 unsigned char aux1; /* 1st command auxiliary byte */
190 unsigned char aux2; /* 2nd command auxiliary byte */
192 #define DCB (*(struct __dcb *)0x300)
195 #endif /* #ifndef _ATARI_H */