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