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607ca46e97
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
114 lines
3.9 KiB
C
114 lines
3.9 KiB
C
/*
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* AGPGART module version 0.99
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* Copyright (C) 1999 Jeff Hartmann
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* Copyright (C) 1999 Precision Insight, Inc.
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* Copyright (C) 1999 Xi Graphics, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef _UAPI_AGP_H
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#define _UAPI_AGP_H
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#define AGPIOC_BASE 'A'
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#define AGPIOC_INFO _IOR (AGPIOC_BASE, 0, struct agp_info*)
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#define AGPIOC_ACQUIRE _IO (AGPIOC_BASE, 1)
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#define AGPIOC_RELEASE _IO (AGPIOC_BASE, 2)
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#define AGPIOC_SETUP _IOW (AGPIOC_BASE, 3, struct agp_setup*)
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#define AGPIOC_RESERVE _IOW (AGPIOC_BASE, 4, struct agp_region*)
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#define AGPIOC_PROTECT _IOW (AGPIOC_BASE, 5, struct agp_region*)
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#define AGPIOC_ALLOCATE _IOWR(AGPIOC_BASE, 6, struct agp_allocate*)
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#define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int)
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#define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, struct agp_bind*)
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#define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, struct agp_unbind*)
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#define AGPIOC_CHIPSET_FLUSH _IO (AGPIOC_BASE, 10)
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#define AGP_DEVICE "/dev/agpgart"
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef __KERNEL__
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#include <linux/types.h>
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struct agp_version {
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__u16 major;
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__u16 minor;
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};
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typedef struct _agp_info {
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struct agp_version version; /* version of the driver */
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__u32 bridge_id; /* bridge vendor/device */
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__u32 agp_mode; /* mode info of bridge */
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unsigned long aper_base;/* base of aperture */
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size_t aper_size; /* size of aperture */
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size_t pg_total; /* max pages (swap + system) */
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size_t pg_system; /* max pages (system) */
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size_t pg_used; /* current pages used */
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} agp_info;
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typedef struct _agp_setup {
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__u32 agp_mode; /* mode info of bridge */
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} agp_setup;
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/*
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* The "prot" down below needs still a "sleep" flag somehow ...
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*/
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typedef struct _agp_segment {
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__kernel_off_t pg_start; /* starting page to populate */
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__kernel_size_t pg_count; /* number of pages */
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int prot; /* prot flags for mmap */
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} agp_segment;
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typedef struct _agp_region {
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__kernel_pid_t pid; /* pid of process */
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__kernel_size_t seg_count; /* number of segments */
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struct _agp_segment *seg_list;
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} agp_region;
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typedef struct _agp_allocate {
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int key; /* tag of allocation */
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__kernel_size_t pg_count;/* number of pages */
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__u32 type; /* 0 == normal, other devspec */
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__u32 physical; /* device specific (some devices
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* need a phys address of the
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* actual page behind the gatt
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* table) */
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} agp_allocate;
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typedef struct _agp_bind {
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int key; /* tag of allocation */
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__kernel_off_t pg_start;/* starting page to populate */
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} agp_bind;
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typedef struct _agp_unbind {
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int key; /* tag of allocation */
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__u32 priority; /* priority for paging out */
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} agp_unbind;
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#endif /* __KERNEL__ */
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#endif /* _UAPI_AGP_H */
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