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9e52684f5b
Change-Id: If965c79d70392db26597aea4c2f3b7ae2820fe96 Signed-off-by: Maciej Plewka <maciej.plewka@intel.com>
35 lines
565 B
C++
35 lines
565 B
C++
/*
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* Copyright (C) 2017-2019 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include <atomic>
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#include <cstddef>
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#include <vector>
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namespace NEO {
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class AddressMapper {
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public:
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AddressMapper();
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~AddressMapper();
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// maps to continuous region
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uint32_t map(void *vm, size_t size);
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// unmaps
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void unmap(void *vm);
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protected:
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struct MapInfo {
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void *vm;
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size_t size;
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uint32_t ggtt;
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};
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std::vector<MapInfo *> mapping;
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std::atomic<uint32_t> nextPage;
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};
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} // namespace NEO
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