67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
/*
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* Copyright © 2018 Intel Corporation
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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 (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* 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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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef _UTIL_VMA_H
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#define _UTIL_VMA_H
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#include <stdint.h>
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#include <stdio.h>
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#include "list.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct util_vma_heap {
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struct list_head holes;
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/** If true, util_vma_heap_alloc will prefer high addresses
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*
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* Default is true.
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*/
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bool alloc_high;
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};
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void util_vma_heap_init(struct util_vma_heap *heap,
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uint64_t start, uint64_t size);
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void util_vma_heap_finish(struct util_vma_heap *heap);
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uint64_t util_vma_heap_alloc(struct util_vma_heap *heap,
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uint64_t size, uint64_t alignment);
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bool util_vma_heap_alloc_addr(struct util_vma_heap *heap,
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uint64_t addr, uint64_t size);
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void util_vma_heap_free(struct util_vma_heap *heap,
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uint64_t offset, uint64_t size);
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void util_vma_heap_print(struct util_vma_heap *heap, FILE *fp,
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const char *tab, uint64_t total_size);
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#ifdef __cplusplus
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} /* extern C */
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#endif
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#endif /* _UTIL_DEBUG_H */
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