69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/*
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* Copyright (c) 2018 Jan Van Winkel <jan.van_winkel@dxplore.eu>
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* Copyright (c) 2020 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "lvgl_mem.h"
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#include <zephyr/kernel.h>
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#include <zephyr/init.h>
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#include <zephyr/sys/sys_heap.h>
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#ifdef CONFIG_LV_Z_MEMORY_POOL_CUSTOM_SECTION
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#define HEAP_MEM_ATTRIBUTES Z_GENERIC_SECTION(.lvgl_heap) __aligned(8)
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#else
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#define HEAP_MEM_ATTRIBUTES __aligned(8)
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#endif /* CONFIG_LV_Z_MEMORY_POOL_CUSTOM_SECTION */
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static char lvgl_heap_mem[CONFIG_LV_Z_MEM_POOL_SIZE] HEAP_MEM_ATTRIBUTES;
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static struct sys_heap lvgl_heap;
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static struct k_spinlock lvgl_heap_lock;
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void *lvgl_malloc(size_t size)
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{
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k_spinlock_key_t key;
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void *ret;
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key = k_spin_lock(&lvgl_heap_lock);
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ret = sys_heap_alloc(&lvgl_heap, size);
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k_spin_unlock(&lvgl_heap_lock, key);
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return ret;
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}
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void *lvgl_realloc(void *ptr, size_t size)
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{
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k_spinlock_key_t key;
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void *ret;
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key = k_spin_lock(&lvgl_heap_lock);
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ret = sys_heap_realloc(&lvgl_heap, ptr, size);
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k_spin_unlock(&lvgl_heap_lock, key);
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return ret;
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}
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void lvgl_free(void *ptr)
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{
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k_spinlock_key_t key;
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key = k_spin_lock(&lvgl_heap_lock);
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sys_heap_free(&lvgl_heap, ptr);
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k_spin_unlock(&lvgl_heap_lock, key);
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}
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void lvgl_print_heap_info(bool dump_chunks)
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{
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k_spinlock_key_t key;
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key = k_spin_lock(&lvgl_heap_lock);
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sys_heap_print_info(&lvgl_heap, dump_chunks);
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k_spin_unlock(&lvgl_heap_lock, key);
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}
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void lvgl_heap_init(void)
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{
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sys_heap_init(&lvgl_heap, &lvgl_heap_mem[0], CONFIG_LV_Z_MEM_POOL_SIZE);
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}
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