You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.2 KiB
43 lines
1.2 KiB
/*
|
|
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef __XLAT_TABLES_ARCH_H__
|
|
#define __XLAT_TABLES_ARCH_H__
|
|
|
|
#ifdef AARCH32
|
|
#include "aarch32/xlat_tables_aarch32.h"
|
|
#else
|
|
#include "aarch64/xlat_tables_aarch64.h"
|
|
#endif
|
|
|
|
/*
|
|
* Evaluates to 1 if the given virtual address space size is valid, or 0 if it's
|
|
* not.
|
|
*
|
|
* A valid size is one that is a power of 2 and is within the architectural
|
|
* limits. Not that these limits are different for AArch32 and AArch64.
|
|
*/
|
|
#define CHECK_VIRT_ADDR_SPACE_SIZE(size) \
|
|
(((unsigned long long)(size) >= MIN_VIRT_ADDR_SPACE_SIZE) && \
|
|
((unsigned long long)(size) <= MAX_VIRT_ADDR_SPACE_SIZE) && \
|
|
IS_POWER_OF_TWO(size))
|
|
|
|
/*
|
|
* Evaluates to 1 if the given physical address space size is a power of 2,
|
|
* or 0 if it's not.
|
|
*/
|
|
#define CHECK_PHY_ADDR_SPACE_SIZE(size) \
|
|
(IS_POWER_OF_TWO(size))
|
|
|
|
/*
|
|
* Compute the number of entries required at the initial lookup level to address
|
|
* the whole virtual address space.
|
|
*/
|
|
#define GET_NUM_BASE_LEVEL_ENTRIES(addr_space_size) \
|
|
((addr_space_size) >> \
|
|
XLAT_ADDR_SHIFT(GET_XLAT_TABLE_LEVEL_BASE(addr_space_size)))
|
|
|
|
#endif /* __XLAT_TABLES_ARCH_H__ */
|
|
|