xref: /rk3399_ARM-atf/lib/xlat_tables/xlat_tables_private.h (revision 8933c34bbc8f0afb32030a4b3793f2e4cd6afbff)
13ca9928dSSoby Mathew /*
20dd41951SDavid Cunado  * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
33ca9928dSSoby Mathew  *
482cb2c1aSdp-arm  * SPDX-License-Identifier: BSD-3-Clause
53ca9928dSSoby Mathew  */
63ca9928dSSoby Mathew 
73ca9928dSSoby Mathew #ifndef __XLAT_TABLES_PRIVATE_H__
83ca9928dSSoby Mathew #define __XLAT_TABLES_PRIVATE_H__
93ca9928dSSoby Mathew 
10e8719552SAntonio Nino Diaz #include <cassert.h>
110029624fSAntonio Nino Diaz #include <platform_def.h>
12*8933c34bSSandrine Bailleux #include <xlat_tables_arch.h>
13e8719552SAntonio Nino Diaz 
140029624fSAntonio Nino Diaz /*
150029624fSAntonio Nino Diaz  * If the platform hasn't defined a physical and a virtual address space size
160029624fSAntonio Nino Diaz  * default to ADDR_SPACE_SIZE.
170029624fSAntonio Nino Diaz  */
180029624fSAntonio Nino Diaz #if ERROR_DEPRECATED
190029624fSAntonio Nino Diaz # ifdef ADDR_SPACE_SIZE
200029624fSAntonio Nino Diaz #  error "ADDR_SPACE_SIZE is deprecated. Use PLAT_xxx_ADDR_SPACE_SIZE instead."
210029624fSAntonio Nino Diaz # endif
220029624fSAntonio Nino Diaz #elif defined(ADDR_SPACE_SIZE)
230029624fSAntonio Nino Diaz # ifndef PLAT_PHY_ADDR_SPACE_SIZE
240029624fSAntonio Nino Diaz #  define PLAT_PHY_ADDR_SPACE_SIZE	ADDR_SPACE_SIZE
250029624fSAntonio Nino Diaz # endif
260029624fSAntonio Nino Diaz # ifndef PLAT_VIRT_ADDR_SPACE_SIZE
270029624fSAntonio Nino Diaz #  define PLAT_VIRT_ADDR_SPACE_SIZE	ADDR_SPACE_SIZE
280029624fSAntonio Nino Diaz # endif
290029624fSAntonio Nino Diaz #endif
300029624fSAntonio Nino Diaz 
31*8933c34bSSandrine Bailleux CASSERT(CHECK_VIRT_ADDR_SPACE_SIZE(PLAT_VIRT_ADDR_SPACE_SIZE),
320029624fSAntonio Nino Diaz 	assert_valid_virt_addr_space_size);
33*8933c34bSSandrine Bailleux 
34*8933c34bSSandrine Bailleux CASSERT(CHECK_PHY_ADDR_SPACE_SIZE(PLAT_PHY_ADDR_SPACE_SIZE),
350029624fSAntonio Nino Diaz 	assert_valid_phy_addr_space_size);
36e8719552SAntonio Nino Diaz 
37*8933c34bSSandrine Bailleux /* Alias to retain compatibility with the old #define name */
38*8933c34bSSandrine Bailleux #define XLAT_BLOCK_LEVEL_MIN	MIN_LVL_BLOCK_DESC
392240f45bSAntonio Nino Diaz 
403ca9928dSSoby Mathew void print_mmap(void);
41a5640252SAntonio Nino Diaz 
42a5640252SAntonio Nino Diaz /* Returns the current Exception Level. The returned EL must be 1 or higher. */
43a5640252SAntonio Nino Diaz int xlat_arch_current_el(void);
44a5640252SAntonio Nino Diaz 
45a5640252SAntonio Nino Diaz /*
46a5640252SAntonio Nino Diaz  * Returns the bit mask that has to be ORed to the rest of a translation table
47a5640252SAntonio Nino Diaz  * descriptor so that execution of code is prohibited at the given Exception
48a5640252SAntonio Nino Diaz  * Level.
49a5640252SAntonio Nino Diaz  */
50a5640252SAntonio Nino Diaz uint64_t xlat_arch_get_xn_desc(int el);
51a5640252SAntonio Nino Diaz 
523ca9928dSSoby Mathew void init_xlation_table(uintptr_t base_va, uint64_t *table,
530dd41951SDavid Cunado 			unsigned int level, uintptr_t *max_va,
543ca9928dSSoby Mathew 			unsigned long long *max_pa);
553ca9928dSSoby Mathew 
563ca9928dSSoby Mathew #endif /* __XLAT_TABLES_PRIVATE_H__ */
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