Zephyr API Documentation  3.6.99
A Scalable Open Source RTOS
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memory-attr-sw.h
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1/*
2 * Copyright (c) 2023 Carlo Caione <[email protected]>
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_MEM_ATTR_SW_H_
7#define ZEPHYR_INCLUDE_DT_BINDINGS_MEM_ATTR_SW_H_
8
11
12/*
13 * Software specific memory attributes.
14 */
15#define DT_MEM_SW_MASK DT_MEM_SW_ATTR_MASK
16#define DT_MEM_SW_GET(x) ((x) & DT_MEM_SW_ATTR_MASK)
17#define DT_MEM_SW(x) ((x) << DT_MEM_SW_ATTR_SHIFT)
18
19#define ATTR_SW_ALLOC_CACHE BIT(0)
20#define ATTR_SW_ALLOC_NON_CACHE BIT(1)
21#define ATTR_SW_ALLOC_DMA BIT(2)
22
23#define DT_MEM_SW_ALLOC_CACHE DT_MEM_SW(ATTR_SW_ALLOC_CACHE)
24#define DT_MEM_SW_ALLOC_NON_CACHE DT_MEM_SW(ATTR_SW_ALLOC_NON_CACHE)
25#define DT_MEM_SW_ALLOC_DMA DT_MEM_SW(ATTR_SW_ALLOC_DMA)
26
27#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_MEM_ATTR_SW_H_ */
Macro utilities.