/* * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. * * 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 (including the next * paragraph) 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 * THE AUTHORS OR COPYRIGHT HOLDERS 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. * * Authors: * Zhi Wang <zhi.a.wang@intel.com> * Zhenyu Wang <zhenyuw@linux.intel.com> * Xiao Zheng <xiao.zheng@intel.com> * * Contributors: * Min He <min.he@intel.com> * Bing Niu <bing.niu@intel.com> *
*/
union { struct { enum intel_gvt_gtt_type root_entry_type; /* * The 4 PDPs in ring context. For 48bit addressing, * only PDP0 is valid and point to PML4. For 32it * addressing, all 4 are used as true PDPs.
*/
u64 guest_pdps[GVT_RING_CTX_NR_PDPS];
u64 shadow_pdps[GVT_RING_CTX_NR_PDPS]; bool shadowed;
struct list_head list; struct list_head lru_list; struct list_head link; /* possible LRI shadow mm list */
} ppgtt_mm; struct { void *virtual_ggtt; /* Save/restore for PM */
u64 *host_ggtt_aperture;
u64 *host_ggtt_hidden; struct list_head partial_pte_list;
} ggtt_mm;
};
};
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