mirror of https://github.com/seL4/seL4_libs.git
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/*
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* Copyright 2017, Data61, CSIRO (ABN 41 687 119 230)
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <autoconf.h>
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#include <stdlib.h>
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#include <sel4/types.h>
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#include <allocman/mspace/mspace.h>
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#include <allocman/mspace/k_r_malloc.h>
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/* Performs allocation from a pool of virtual memory */
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struct mspace_virtual_pool_config {
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void *vstart;
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size_t size;
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seL4_CPtr pd;
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};
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typedef struct mspace_virtual_pool {
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void *pool_ptr;
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void *pool_top;
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void *pool_limit;
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seL4_CPtr pd;
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mspace_k_r_malloc_t k_r_malloc;
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struct allocman *morecore_alloc;
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} mspace_virtual_pool_t;
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void mspace_virtual_pool_create(mspace_virtual_pool_t *virtual_pool, struct mspace_virtual_pool_config config);
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void *_mspace_virtual_pool_alloc(struct allocman *alloc, void *_virtual_pool, size_t bytes, int *error);
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void _mspace_virtual_pool_free(struct allocman *alloc, void *_virtual_pool, void *ptr, size_t bytes);
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static inline struct mspace_interface mspace_virtual_pool_make_interface(mspace_virtual_pool_t *virtual_pool) {
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return (struct mspace_interface){
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.alloc = _mspace_virtual_pool_alloc,
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.free = _mspace_virtual_pool_free,
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.properties = ALLOCMAN_DEFAULT_PROPERTIES,
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.mspace = virtual_pool
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};
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}
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