The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/drm2/ttm/ttm_placement.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /**************************************************************************
    2  *
    3  * Copyright (c) 2006-2009 VMware, Inc., Palo Alto, CA., USA
    4  * All Rights Reserved.
    5  *
    6  * Permission is hereby granted, free of charge, to any person obtaining a
    7  * copy of this software and associated documentation files (the
    8  * "Software"), to deal in the Software without restriction, including
    9  * without limitation the rights to use, copy, modify, merge, publish,
   10  * distribute, sub license, and/or sell copies of the Software, and to
   11  * permit persons to whom the Software is furnished to do so, subject to
   12  * the following conditions:
   13  *
   14  * The above copyright notice and this permission notice (including the
   15  * next paragraph) shall be included in all copies or substantial portions
   16  * of the Software.
   17  *
   18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   20  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
   21  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
   22  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
   23  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
   24  * USE OR OTHER DEALINGS IN THE SOFTWARE.
   25  *
   26  **************************************************************************/
   27 /*
   28  * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
   29  */
   30 /* $FreeBSD$ */
   31 
   32 #ifndef _TTM_PLACEMENT_H_
   33 #define _TTM_PLACEMENT_H_
   34 /*
   35  * Memory regions for data placement.
   36  */
   37 
   38 #define TTM_PL_SYSTEM           0
   39 #define TTM_PL_TT               1
   40 #define TTM_PL_VRAM             2
   41 #define TTM_PL_PRIV0            3
   42 #define TTM_PL_PRIV1            4
   43 #define TTM_PL_PRIV2            5
   44 #define TTM_PL_PRIV3            6
   45 #define TTM_PL_PRIV4            7
   46 #define TTM_PL_PRIV5            8
   47 #define TTM_PL_SWAPPED          15
   48 
   49 #define TTM_PL_FLAG_SYSTEM      (1 << TTM_PL_SYSTEM)
   50 #define TTM_PL_FLAG_TT          (1 << TTM_PL_TT)
   51 #define TTM_PL_FLAG_VRAM        (1 << TTM_PL_VRAM)
   52 #define TTM_PL_FLAG_PRIV0       (1 << TTM_PL_PRIV0)
   53 #define TTM_PL_FLAG_PRIV1       (1 << TTM_PL_PRIV1)
   54 #define TTM_PL_FLAG_PRIV2       (1 << TTM_PL_PRIV2)
   55 #define TTM_PL_FLAG_PRIV3       (1 << TTM_PL_PRIV3)
   56 #define TTM_PL_FLAG_PRIV4       (1 << TTM_PL_PRIV4)
   57 #define TTM_PL_FLAG_PRIV5       (1 << TTM_PL_PRIV5)
   58 #define TTM_PL_FLAG_SWAPPED     (1 << TTM_PL_SWAPPED)
   59 #define TTM_PL_MASK_MEM         0x0000FFFF
   60 
   61 /*
   62  * Other flags that affects data placement.
   63  * TTM_PL_FLAG_CACHED indicates cache-coherent mappings
   64  * if available.
   65  * TTM_PL_FLAG_SHARED means that another application may
   66  * reference the buffer.
   67  * TTM_PL_FLAG_NO_EVICT means that the buffer may never
   68  * be evicted to make room for other buffers.
   69  */
   70 
   71 #define TTM_PL_FLAG_CACHED      (1 << 16)
   72 #define TTM_PL_FLAG_UNCACHED    (1 << 17)
   73 #define TTM_PL_FLAG_WC          (1 << 18)
   74 #define TTM_PL_FLAG_SHARED      (1 << 20)
   75 #define TTM_PL_FLAG_NO_EVICT    (1 << 21)
   76 
   77 #define TTM_PL_MASK_CACHING     (TTM_PL_FLAG_CACHED | \
   78                                  TTM_PL_FLAG_UNCACHED | \
   79                                  TTM_PL_FLAG_WC)
   80 
   81 #define TTM_PL_MASK_MEMTYPE     (TTM_PL_MASK_MEM | TTM_PL_MASK_CACHING)
   82 
   83 /*
   84  * Access flags to be used for CPU- and GPU- mappings.
   85  * The idea is that the TTM synchronization mechanism will
   86  * allow concurrent READ access and exclusive write access.
   87  * Currently GPU- and CPU accesses are exclusive.
   88  */
   89 
   90 #define TTM_ACCESS_READ         (1 << 0)
   91 #define TTM_ACCESS_WRITE        (1 << 1)
   92 
   93 #endif

Cache object: a027f7f8a25cd8ab7584e8f4e62ec154


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.