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Diffstat (limited to '')
| -rw-r--r-- | include/uapi/linux/agpgart.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/include/uapi/linux/agpgart.h b/include/uapi/linux/agpgart.h new file mode 100644 index 000000000..f52510451 --- /dev/null +++ b/include/uapi/linux/agpgart.h @@ -0,0 +1,114 @@ +/* + * AGPGART module version 0.99 + * Copyright (C) 1999 Jeff Hartmann + * Copyright (C) 1999 Precision Insight, Inc. + * Copyright (C) 1999 Xi Graphics, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE + * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef _UAPI_AGP_H +#define _UAPI_AGP_H + +#define AGPIOC_BASE 'A' +#define AGPIOC_INFO _IOR (AGPIOC_BASE, 0, struct agp_info*) +#define AGPIOC_ACQUIRE _IO (AGPIOC_BASE, 1) +#define AGPIOC_RELEASE _IO (AGPIOC_BASE, 2) +#define AGPIOC_SETUP _IOW (AGPIOC_BASE, 3, struct agp_setup*) +#define AGPIOC_RESERVE _IOW (AGPIOC_BASE, 4, struct agp_region*) +#define AGPIOC_PROTECT _IOW (AGPIOC_BASE, 5, struct agp_region*) +#define AGPIOC_ALLOCATE _IOWR(AGPIOC_BASE, 6, struct agp_allocate*) +#define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int) +#define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, struct agp_bind*) +#define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, struct agp_unbind*) +#define AGPIOC_CHIPSET_FLUSH _IO (AGPIOC_BASE, 10) + +#define AGP_DEVICE "/dev/agpgart" + +#ifndef TRUE +#define TRUE 1 +#endif + +#ifndef FALSE +#define FALSE 0 +#endif + +#ifndef __KERNEL__ +#include <linux/types.h> +#include <stdlib.h> + +struct agp_version { + __u16 major; + __u16 minor; +}; + +typedef struct _agp_info { + struct agp_version version; /* version of the driver */ + __u32 bridge_id; /* bridge vendor/device */ + __u32 agp_mode; /* mode info of bridge */ + unsigned long aper_base;/* base of aperture */ + size_t aper_size; /* size of aperture */ + size_t pg_total; /* max pages (swap + system) */ + size_t pg_system; /* max pages (system) */ + size_t pg_used; /* current pages used */ +} agp_info; + +typedef struct _agp_setup { + __u32 agp_mode; /* mode info of bridge */ +} agp_setup; + +/* + * The "prot" down below needs still a "sleep" flag somehow ... + */ +typedef struct _agp_segment { + __kernel_off_t pg_start; /* starting page to populate */ + __kernel_size_t pg_count; /* number of pages */ + int prot; /* prot flags for mmap */ +} agp_segment; + +typedef struct _agp_region { + __kernel_pid_t pid; /* pid of process */ + __kernel_size_t seg_count; /* number of segments */ + struct _agp_segment *seg_list; +} agp_region; + +typedef struct _agp_allocate { + int key; /* tag of allocation */ + __kernel_size_t pg_count;/* number of pages */ + __u32 type; /* 0 == normal, other devspec */ + __u32 physical; /* device specific (some devices + * need a phys address of the + * actual page behind the gatt + * table) */ +} agp_allocate; + +typedef struct _agp_bind { + int key; /* tag of allocation */ + __kernel_off_t pg_start;/* starting page to populate */ +} agp_bind; + +typedef struct _agp_unbind { + int key; /* tag of allocation */ + __u32 priority; /* priority for paging out */ +} agp_unbind; + +#endif /* __KERNEL__ */ + +#endif /* _UAPI_AGP_H */ |