| 1 | /* |
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| 2 | * This file is subject to the terms and conditions of the GNU General Public |
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| 3 | * License. See the file "COPYING" in the main directory of this archive |
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| 4 | * for more details. |
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| 5 | * |
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| 6 | * This is the user-visible SGI GFX interface. |
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| 7 | * |
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| 8 | * This must be used verbatim into the GNU libc. It does not include |
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| 9 | * any kernel-only bits on it. |
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| 10 | * |
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| 11 | * miguel@nuclecu.unam.mx |
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| 12 | */ |
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| 13 | #ifndef _ASM_GFX_H |
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| 14 | #define _ASM_GFX_H |
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| 15 | |
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| 16 | /* The iocls, yes, they do not make sense, but such is life */ |
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| 17 | #define GFX_BASE 100 |
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| 18 | #define GFX_GETNUM_BOARDS (GFX_BASE + 1) |
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| 19 | #define GFX_GETBOARD_INFO (GFX_BASE + 2) |
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| 20 | #define GFX_ATTACH_BOARD (GFX_BASE + 3) |
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| 21 | #define GFX_DETACH_BOARD (GFX_BASE + 4) |
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| 22 | #define GFX_IS_MANAGED (GFX_BASE + 5) |
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| 23 | |
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| 24 | #define GFX_MAPALL (GFX_BASE + 10) |
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| 25 | #define GFX_LABEL (GFX_BASE + 11) |
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| 26 | |
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| 27 | #define GFX_INFO_NAME_SIZE 16 |
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| 28 | #define GFX_INFO_LABEL_SIZE 16 |
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| 29 | |
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| 30 | struct gfx_info { |
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| 31 | char name [GFX_INFO_NAME_SIZE]; /* board name */ |
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| 32 | char label [GFX_INFO_LABEL_SIZE]; /* label name */ |
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| 33 | unsigned short int xpmax, ypmax; /* screen resolution */ |
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| 34 | unsigned int lenght; /* size of a complete gfx_info for this board */ |
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| 35 | }; |
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| 36 | |
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| 37 | struct gfx_getboardinfo_args { |
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| 38 | unsigned int board; /* board number. starting from zero */ |
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| 39 | void *buf; /* pointer to gfx_info */ |
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| 40 | unsigned int len; /* buffer size of buf */ |
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| 41 | }; |
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| 42 | |
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| 43 | struct gfx_attach_board_args { |
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| 44 | unsigned int board; /* board number, starting from zero */ |
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| 45 | void *vaddr; /* address where the board registers should be mapped */ |
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| 46 | }; |
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| 47 | |
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| 48 | #endif /* _ASM_GFX_H */ |
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