cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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compat_ioctl.h (4387B)


      1/*
      2 * Copyright (C) 1999 Jeff Hartmann
      3 * Copyright (C) 1999 Precision Insight, Inc.
      4 * Copyright (C) 1999 Xi Graphics, Inc.
      5 *
      6 * Permission is hereby granted, free of charge, to any person obtaining a
      7 * copy of this software and associated documentation files (the "Software"),
      8 * to deal in the Software without restriction, including without limitation
      9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10 * and/or sell copies of the Software, and to permit persons to whom the
     11 * Software is furnished to do so, subject to the following conditions:
     12 *
     13 * The above copyright notice and this permission notice shall be included
     14 * in all copies or substantial portions of the Software.
     15 *
     16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19 * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
     20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
     22 * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     23 *
     24 */
     25
     26#ifndef _AGP_COMPAT_IOCTL_H
     27#define _AGP_COMPAT_IOCTL_H
     28
     29#include <linux/compat.h>
     30#include <linux/agpgart.h>
     31
     32#define AGPIOC_INFO32       _IOR (AGPIOC_BASE, 0, compat_uptr_t)
     33#define AGPIOC_ACQUIRE32    _IO  (AGPIOC_BASE, 1)
     34#define AGPIOC_RELEASE32    _IO  (AGPIOC_BASE, 2)
     35#define AGPIOC_SETUP32      _IOW (AGPIOC_BASE, 3, compat_uptr_t)
     36#define AGPIOC_RESERVE32    _IOW (AGPIOC_BASE, 4, compat_uptr_t)
     37#define AGPIOC_PROTECT32    _IOW (AGPIOC_BASE, 5, compat_uptr_t)
     38#define AGPIOC_ALLOCATE32   _IOWR(AGPIOC_BASE, 6, compat_uptr_t)
     39#define AGPIOC_DEALLOCATE32 _IOW (AGPIOC_BASE, 7, compat_int_t)
     40#define AGPIOC_BIND32       _IOW (AGPIOC_BASE, 8, compat_uptr_t)
     41#define AGPIOC_UNBIND32     _IOW (AGPIOC_BASE, 9, compat_uptr_t)
     42#define AGPIOC_CHIPSET_FLUSH32 _IO (AGPIOC_BASE, 10)
     43
     44struct agp_info32 {
     45	struct agp_version version;	/* version of the driver        */
     46	u32 bridge_id;		/* bridge vendor/device         */
     47	u32 agp_mode;		/* mode info of bridge          */
     48	compat_long_t aper_base;	/* base of aperture             */
     49	compat_size_t aper_size;	/* size of aperture             */
     50	compat_size_t pg_total;	/* max pages (swap + system)    */
     51	compat_size_t pg_system;	/* max pages (system)           */
     52	compat_size_t pg_used;		/* current pages used           */
     53};
     54
     55/*
     56 * The "prot" down below needs still a "sleep" flag somehow ...
     57 */
     58struct agp_segment32 {
     59	compat_off_t pg_start;		/* starting page to populate    */
     60	compat_size_t pg_count;	/* number of pages              */
     61	compat_int_t prot;		/* prot flags for mmap          */
     62};
     63
     64struct agp_region32 {
     65	compat_pid_t pid;		/* pid of process               */
     66	compat_size_t seg_count;	/* number of segments           */
     67	struct agp_segment32 *seg_list;
     68};
     69
     70struct agp_allocate32 {
     71	compat_int_t key;		/* tag of allocation            */
     72	compat_size_t pg_count;	/* number of pages              */
     73	u32 type;		/* 0 == normal, other devspec   */
     74	u32 physical;           /* device specific (some devices
     75				 * need a phys address of the
     76				 * actual page behind the gatt
     77				 * table)                        */
     78};
     79
     80struct agp_bind32 {
     81	compat_int_t key;		/* tag of allocation            */
     82	compat_off_t pg_start;		/* starting page to populate    */
     83};
     84
     85struct agp_unbind32 {
     86	compat_int_t key;		/* tag of allocation            */
     87	u32 priority;		/* priority for paging out      */
     88};
     89
     90extern struct agp_front_data agp_fe;
     91
     92int agpioc_acquire_wrap(struct agp_file_private *priv);
     93int agpioc_release_wrap(struct agp_file_private *priv);
     94int agpioc_protect_wrap(struct agp_file_private *priv);
     95int agpioc_setup_wrap(struct agp_file_private *priv, void __user *arg);
     96int agpioc_deallocate_wrap(struct agp_file_private *priv, int arg);
     97struct agp_file_private *agp_find_private(pid_t pid);
     98struct agp_client *agp_create_client(pid_t id);
     99int agp_remove_client(pid_t id);
    100int agp_create_segment(struct agp_client *client, struct agp_region *region);
    101void agp_free_memory_wrap(struct agp_memory *memory);
    102struct agp_memory *agp_allocate_memory_wrap(size_t pg_count, u32 type);
    103struct agp_memory *agp_find_mem_by_key(int key);
    104struct agp_client *agp_find_client_by_pid(pid_t id);
    105
    106#endif /* _AGP_COMPAT_H */