diff options
Diffstat (limited to 'include/asm-mips/gfx.h')
| -rw-r--r-- | include/asm-mips/gfx.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/asm-mips/gfx.h b/include/asm-mips/gfx.h new file mode 100644 index 0000000..37235e4 --- /dev/null +++ b/include/asm-mips/gfx.h @@ -0,0 +1,55 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * This is the user-visible SGI GFX interface. + * + * This must be used verbatim into the GNU libc. It does not include + * any kernel-only bits on it. + * + * miguel@nuclecu.unam.mx + */ +#ifndef _ASM_GFX_H +#define _ASM_GFX_H + +/* The iocls, yes, they do not make sense, but such is life */ +#define GFX_BASE 100 +#define GFX_GETNUM_BOARDS (GFX_BASE + 1) +#define GFX_GETBOARD_INFO (GFX_BASE + 2) +#define GFX_ATTACH_BOARD (GFX_BASE + 3) +#define GFX_DETACH_BOARD (GFX_BASE + 4) +#define GFX_IS_MANAGED (GFX_BASE + 5) + +#define GFX_MAPALL (GFX_BASE + 10) +#define GFX_LABEL (GFX_BASE + 11) + +#define GFX_INFO_NAME_SIZE 16 +#define GFX_INFO_LABEL_SIZE 16 + +struct gfx_info { + char name [GFX_INFO_NAME_SIZE]; /* board name */ + char label [GFX_INFO_LABEL_SIZE]; /* label name */ + unsigned short int xpmax, ypmax; /* screen resolution */ + unsigned int lenght; /* size of a complete gfx_info for this board */ +}; + +struct gfx_getboardinfo_args { + unsigned int board; /* board number. starting from zero */ + void *buf; /* pointer to gfx_info */ + unsigned int len; /* buffer size of buf */ +}; + +struct gfx_attach_board_args { + unsigned int board; /* board number, starting from zero */ + void *vaddr; /* address where the board registers should be mapped */ +}; + +#ifdef __KERNEL__ +/* umap.c */ +extern void remove_mapping (struct vm_area_struct *vma, struct task_struct *, unsigned long, unsigned long); +extern void *vmalloc_uncached (unsigned long size); +extern int vmap_page_range (struct vm_area_struct *vma, unsigned long from, unsigned long size, unsigned long vaddr); +#endif + +#endif /* _ASM_GFX_H */ |
