75 lines
2.6 KiB
C
75 lines
2.6 KiB
C
/****************************************************************************
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* mm/kmm_heap/kmm_initialize.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/fs/procfs.h>
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#include <nuttx/mm/mm.h>
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#ifdef CONFIG_MM_KERNEL_HEAP
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* This is the kernel heap */
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struct mm_heap_s g_kmmheap;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: kmm_initialize
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*
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* Description:
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* Initialize the kernel heap data structures, providing the initial
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* heap region.
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*
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* Input Parameters:
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* heap_start - Address of the beginning of the (initial) memory region
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* heap_size - The size (in bytes) if the (initial) memory region.
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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void kmm_initialize(FAR void *heap_start, size_t heap_size)
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{
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mm_initialize(&g_kmmheap, heap_start, heap_size);
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#if defined(CONFIG_FS_PROCFS) && !defined(CONFIG_FS_PROCFS_EXCLUDE_MEMINFO)
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static struct procfs_meminfo_entry_s g_kmm_procfs;
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g_kmm_procfs.name = "Kmem";
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g_kmm_procfs.mallinfo = (void *)mm_mallinfo;
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g_kmm_procfs.user_data = &g_kmmheap;
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procfs_register_meminfo(&g_kmm_procfs);
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#endif
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}
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#endif /* CONFIG_MM_KERNEL_HEAP */
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