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1 | /* |
2 | SDL - Simple DirectMedia Layer |
3 | Copyright (C) 1997-2009 Sam Lantinga |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | This library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with this library; if not, write to the Free Software |
17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
18 | |
19 | Sam Lantinga |
20 | slouken@libsdl.org |
21 | */ |
22 | #include "SDL_config.h" |
23 | |
24 | #ifndef _3DFX_REGS_H |
25 | #define _3DFX_REGS_H |
26 | |
27 | /* This information comes from the public 3Dfx specs for the Voodoo 3000 */ |
28 | |
29 | /* mapped_io register offsets */ |
30 | #define TDFX_STATUS 0x00 |
31 | |
32 | #define INTCTRL (0x00100000 + 0x04) |
33 | #define CLIP0MIN (0x00100000 + 0x08) |
34 | #define CLIP0MAX (0x00100000 + 0x0c) |
35 | #define DSTBASE (0x00100000 + 0x10) |
36 | #define DSTFORMAT (0x00100000 + 0x14) |
37 | #define SRCCOLORKEYMIN (0x00100000 + 0x18) |
38 | #define SRCCOLORKEYMAX (0x00100000 + 0x1c) |
39 | #define DSTCOLORKEYMIN (0x00100000 + 0x20) |
40 | #define DSTCOLORKEYMAX (0x00100000 + 0x24) |
41 | #define BRESERROR0 (0x00100000 + 0x28) |
42 | #define BRESERROR1 (0x00100000 + 0x2c) |
43 | #define ROP_2D (0x00100000 + 0x30) |
44 | #define SRCBASE (0x00100000 + 0x34) |
45 | #define COMMANDEXTRA_2D (0x00100000 + 0x38) |
46 | #define PATTERN0 (0x00100000 + 0x44) |
47 | #define PATTERN1 (0x00100000 + 0x48) |
48 | #define CLIP1MIN (0x00100000 + 0x4c) |
49 | #define CLIP1MAX (0x00100000 + 0x50) |
50 | #define SRCFORMAT (0x00100000 + 0x54) |
51 | #define SRCSIZE (0x00100000 + 0x58) |
52 | #define SRCXY (0x00100000 + 0x5c) |
53 | #define COLORBACK (0x00100000 + 0x60) |
54 | #define COLORFORE (0x00100000 + 0x64) |
55 | #define DSTSIZE (0x00100000 + 0x68) |
56 | #define DSTXY (0x00100000 + 0x6c) |
57 | #define COMMAND_2D (0x00100000 + 0x70) |
58 | #define LAUNCH_2D (0x00100000 + 0x80) |
59 | #define PATTERNBASE (0x00100000 + 0x100) |
60 | |
61 | #define COMMAND_3D (0x00200000 + 0x120) |
62 | |
63 | /* register bitfields (not all, only as needed) */ |
64 | |
65 | #define BIT(x) (1UL << (x)) |
66 | |
67 | #define COMMAND_2D_BITBLT 0x01 |
68 | #define COMMAND_2D_FILLRECT 0x05 |
69 | #define COMMAND_2D_LINE 0x06 |
70 | #define COMMAND_2D_POLYGON_FILL 0x08 |
71 | #define COMMAND_2D_INITIATE BIT(8) |
72 | #define COMMAND_2D_REVERSELINE BIT(9) |
73 | #define COMMAND_2D_STIPPLELINE BIT(12) |
74 | #define COMMAND_2D_MONOCHROME_PATT BIT(13) |
75 | #define COMMAND_2D_MONOCHROME_TRANSP BIT(16) |
76 | |
77 | #define COMMAND_3D_NOP 0x00 |
78 | |
79 | #define STATUS_RETRACE BIT(6) |
80 | #define STATUS_BUSY BIT(9) |
81 | |
82 | #endif /* _3DFX_REGS_H */ |
83 | |