xref: /rk3399_ARM-atf/lib/xlat_tables/xlat_tables_private.h (revision e7b9886c7cbfac488b766b24379249853f78a040)
13ca9928dSSoby Mathew /*
2*e7b9886cSAntonio Nino Diaz  * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
33ca9928dSSoby Mathew  *
482cb2c1aSdp-arm  * SPDX-License-Identifier: BSD-3-Clause
53ca9928dSSoby Mathew  */
63ca9928dSSoby Mathew 
7*e7b9886cSAntonio Nino Diaz #ifndef XLAT_TABLES_PRIVATE_H
8*e7b9886cSAntonio Nino Diaz #define XLAT_TABLES_PRIVATE_H
93ca9928dSSoby Mathew 
10e8719552SAntonio Nino Diaz #include <cassert.h>
110029624fSAntonio Nino Diaz #include <platform_def.h>
128933c34bSSandrine Bailleux #include <xlat_tables_arch.h>
13e8719552SAntonio Nino Diaz 
1464ee263eSJeenu Viswambharan #if HW_ASSISTED_COHERENCY
1564ee263eSJeenu Viswambharan #error xlat tables v2 must be used with HW_ASSISTED_COHERENCY
1664ee263eSJeenu Viswambharan #endif
1764ee263eSJeenu Viswambharan 
180029624fSAntonio Nino Diaz /*
190029624fSAntonio Nino Diaz  * If the platform hasn't defined a physical and a virtual address space size
200029624fSAntonio Nino Diaz  * default to ADDR_SPACE_SIZE.
210029624fSAntonio Nino Diaz  */
220029624fSAntonio Nino Diaz #if ERROR_DEPRECATED
230029624fSAntonio Nino Diaz # ifdef ADDR_SPACE_SIZE
240029624fSAntonio Nino Diaz #  error "ADDR_SPACE_SIZE is deprecated. Use PLAT_xxx_ADDR_SPACE_SIZE instead."
250029624fSAntonio Nino Diaz # endif
260029624fSAntonio Nino Diaz #elif defined(ADDR_SPACE_SIZE)
270029624fSAntonio Nino Diaz # ifndef PLAT_PHY_ADDR_SPACE_SIZE
280029624fSAntonio Nino Diaz #  define PLAT_PHY_ADDR_SPACE_SIZE	ADDR_SPACE_SIZE
290029624fSAntonio Nino Diaz # endif
300029624fSAntonio Nino Diaz # ifndef PLAT_VIRT_ADDR_SPACE_SIZE
310029624fSAntonio Nino Diaz #  define PLAT_VIRT_ADDR_SPACE_SIZE	ADDR_SPACE_SIZE
320029624fSAntonio Nino Diaz # endif
330029624fSAntonio Nino Diaz #endif
340029624fSAntonio Nino Diaz 
358933c34bSSandrine Bailleux CASSERT(CHECK_VIRT_ADDR_SPACE_SIZE(PLAT_VIRT_ADDR_SPACE_SIZE),
360029624fSAntonio Nino Diaz 	assert_valid_virt_addr_space_size);
378933c34bSSandrine Bailleux 
388933c34bSSandrine Bailleux CASSERT(CHECK_PHY_ADDR_SPACE_SIZE(PLAT_PHY_ADDR_SPACE_SIZE),
390029624fSAntonio Nino Diaz 	assert_valid_phy_addr_space_size);
40e8719552SAntonio Nino Diaz 
418933c34bSSandrine Bailleux /* Alias to retain compatibility with the old #define name */
428933c34bSSandrine Bailleux #define XLAT_BLOCK_LEVEL_MIN	MIN_LVL_BLOCK_DESC
432240f45bSAntonio Nino Diaz 
443ca9928dSSoby Mathew void print_mmap(void);
45a5640252SAntonio Nino Diaz 
46a5640252SAntonio Nino Diaz /* Returns the current Exception Level. The returned EL must be 1 or higher. */
47*e7b9886cSAntonio Nino Diaz unsigned int xlat_arch_current_el(void);
48a5640252SAntonio Nino Diaz 
49a5640252SAntonio Nino Diaz /*
50a5640252SAntonio Nino Diaz  * Returns the bit mask that has to be ORed to the rest of a translation table
51a5640252SAntonio Nino Diaz  * descriptor so that execution of code is prohibited at the given Exception
52a5640252SAntonio Nino Diaz  * Level.
53a5640252SAntonio Nino Diaz  */
54*e7b9886cSAntonio Nino Diaz uint64_t xlat_arch_get_xn_desc(unsigned int el);
55a5640252SAntonio Nino Diaz 
563ca9928dSSoby Mathew void init_xlation_table(uintptr_t base_va, uint64_t *table,
570dd41951SDavid Cunado 			unsigned int level, uintptr_t *max_va,
583ca9928dSSoby Mathew 			unsigned long long *max_pa);
593ca9928dSSoby Mathew 
60*e7b9886cSAntonio Nino Diaz #endif /* XLAT_TABLES_PRIVATE_H */
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