2009-12-06 02:57:05 +01:00
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/** @file
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2010-04-29 14:15:47 +02:00
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Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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2009-12-06 02:57:05 +01:00
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2010-04-29 14:15:47 +02:00
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This program and the accompanying materials
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2009-12-06 02:57:05 +01:00
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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2010-02-18 02:57:13 +01:00
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#ifndef __ARM_V7_H__
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#define __ARM_V7_H__
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2009-12-06 02:57:05 +01:00
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// Domain Access Control Register
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#define DOMAIN_ACCESS_CONTROL_MASK(a) (3UL << (2 * (a)))
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#define DOMAIN_ACCESS_CONTROL_NONE(a) (0UL << (2 * (a)))
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#define DOMAIN_ACCESS_CONTROL_CLIENT(a) (1UL << (2 * (a)))
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#define DOMAIN_ACCESS_CONTROL_RESERVED(a) (2UL << (2 * (a)))
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#define DOMAIN_ACCESS_CONTROL_MANAGER(a) (3UL << (2 * (a)))
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2011-02-02 23:35:30 +01:00
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#define TTBR_NOT_OUTER_SHAREABLE BIT5
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#define TTBR_RGN_OUTER_NON_CACHEABLE 0
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#define TTBR_RGN_OUTER_WRITE_BACK_ALLOC BIT3
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#define TTBR_RGN_OUTER_WRITE_THROUGH BIT4
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#define TTBR_RGN_OUTER_WRITE_BACK_NO_ALLOC (BIT3|BIT4)
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#define TTBR_SHAREABLE BIT1
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#define TTBR_NON_SHAREABLE 0
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#define TTBR_INNER_CACHEABLE BIT0
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#define TTBR_NON_INNER_CACHEABLE BIT0
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#define TTBR_RGN_INNER_NON_CACHEABLE 0
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#define TTBR_RGN_INNER_WRITE_BACK_ALLOC BIT6
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#define TTBR_RGN_INNER_WRITE_THROUGH BIT0
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#define TTBR_RGN_INNER_WRITE_BACK_NO_ALLOC (BIT0|BIT6)
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#define TTBR_WRITE_THROUGH_NO_ALLOC ( TTBR_RGN_OUTER_WRITE_BACK_ALLOC | TTBR_RGN_INNER_WRITE_BACK_ALLOC )
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#define TTBR_WRITE_BACK_NO_ALLOC ( TTBR_RGN_OUTER_WRITE_BACK_NO_ALLOC | TTBR_RGN_INNER_WRITE_BACK_NO_ALLOC )
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#define TTBR_NON_CACHEABLE ( TTBR_RGN_OUTER_NON_CACHEABLE | TTBR_RGN_INNER_NON_CACHEABLE )
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#define TTBR_WRITE_BACK_ALLOC ( TTBR_RGN_OUTER_WRITE_BACK_ALLOC | TTBR_RGN_INNER_WRITE_BACK_ALLOC )
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#define TRANSLATION_TABLE_SECTION_COUNT 4096
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#define TRANSLATION_TABLE_SECTION_SIZE (sizeof(UINT32) * TRANSLATION_TABLE_SECTION_COUNT)
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#define TRANSLATION_TABLE_SECTION_ALIGNMENT (sizeof(UINT32) * TRANSLATION_TABLE_SECTION_COUNT)
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#define TRANSLATION_TABLE_SECTION_ALIGNMENT_MASK (TRANSLATION_TABLE_SECTION_ALIGNMENT - 1)
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#define TRANSLATION_TABLE_PAGE_COUNT 256
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#define TRANSLATION_TABLE_PAGE_SIZE (sizeof(UINT32) * TRANSLATION_TABLE_PAGE_COUNT)
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#define TRANSLATION_TABLE_PAGE_ALIGNMENT (sizeof(UINT32) * TRANSLATION_TABLE_PAGE_COUNT)
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#define TRANSLATION_TABLE_PAGE_ALIGNMENT_MASK (TRANSLATION_TABLE_PAGE_ALIGNMENT - 1)
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2009-12-06 02:57:05 +01:00
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#define TRANSLATION_TABLE_ENTRY_FOR_VIRTUAL_ADDRESS(table, address) ((UINT32 *)(table) + (((UINTN)(address)) >> 20))
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// Translation table descriptor types
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_SECTION_TYPE_MASK ((1UL << 18) | (3UL << 0))
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#define TT_DESCRIPTOR_SECTION_TYPE_FAULT (0UL << 0)
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#define TT_DESCRIPTOR_SECTION_TYPE_PAGE_TABLE (1UL << 0)
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#define TT_DESCRIPTOR_SECTION_TYPE_SECTION ((0UL << 18) | (2UL << 0))
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#define TT_DESCRIPTOR_SECTION_TYPE_SUPERSECTION ((1UL << 18) | (2UL << 0))
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#define TT_DESCRIPTOR_SECTION_TYPE_IS_PAGE_TABLE(Desc) (((Desc) & 3UL) == TT_DESCRIPTOR_SECTION_TYPE_PAGE_TABLE)
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// Translation table descriptor types
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#define TT_DESCRIPTOR_PAGE_TYPE_MASK (3UL << 0)
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#define TT_DESCRIPTOR_PAGE_TYPE_FAULT (0UL << 0)
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#define TT_DESCRIPTOR_PAGE_TYPE_PAGE (2UL << 0)
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#define TT_DESCRIPTOR_PAGE_TYPE_PAGE_XN (3UL << 0)
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#define TT_DESCRIPTOR_PAGE_TYPE_LARGEPAGE (1UL << 0)
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2009-12-06 02:57:05 +01:00
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// Section descriptor definitions
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#define TT_DESCRIPTOR_SECTION_SIZE (0x00100000)
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#define TT_DESCRIPTOR_SECTION_NS_MASK (1UL << 19)
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#define TT_DESCRIPTOR_SECTION_NS_SECURE (0UL << 19)
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#define TT_DESCRIPTOR_SECTION_NS_NON_SECURE (1UL << 19)
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#define TT_DESCRIPTOR_SECTION_NG_MASK (1UL << 17)
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#define TT_DESCRIPTOR_SECTION_NG_GLOBAL (0UL << 17)
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#define TT_DESCRIPTOR_SECTION_NG_LOCAL (1UL << 17)
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_PAGE_NG_MASK (1UL << 11)
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#define TT_DESCRIPTOR_PAGE_NG_GLOBAL (0UL << 11)
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#define TT_DESCRIPTOR_PAGE_NG_LOCAL (1UL << 11)
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2009-12-06 02:57:05 +01:00
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#define TT_DESCRIPTOR_SECTION_S_MASK (1UL << 16)
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#define TT_DESCRIPTOR_SECTION_S_NOT_SHARED (0UL << 16)
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#define TT_DESCRIPTOR_SECTION_S_SHARED (1UL << 16)
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_PAGE_S_MASK (1UL << 10)
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#define TT_DESCRIPTOR_PAGE_S_NOT_SHARED (0UL << 10)
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#define TT_DESCRIPTOR_PAGE_S_SHARED (1UL << 10)
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2009-12-06 02:57:05 +01:00
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#define TT_DESCRIPTOR_SECTION_AP_MASK ((1UL << 15) | (3UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_NO_NO ((0UL << 15) | (0UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_RW_NO ((0UL << 15) | (1UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_RW_RO ((0UL << 15) | (2UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_RW_RW ((0UL << 15) | (3UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_RO_NO ((1UL << 15) | (1UL << 10))
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#define TT_DESCRIPTOR_SECTION_AP_RO_RO ((1UL << 15) | (3UL << 10))
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_PAGE_AP_MASK ((1UL << 9) | (3UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_NO_NO ((0UL << 9) | (0UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_RW_NO ((0UL << 9) | (1UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_RW_RO ((0UL << 9) | (2UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_RW_RW ((0UL << 9) | (3UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_RO_NO ((1UL << 9) | (1UL << 4))
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#define TT_DESCRIPTOR_PAGE_AP_RO_RO ((1UL << 9) | (3UL << 4))
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#define TT_DESCRIPTOR_SECTION_XN_MASK (0x1UL << 4)
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#define TT_DESCRIPTOR_PAGE_XN_MASK (0x1UL << 0)
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#define TT_DESCRIPTOR_LARGEPAGE_XN_MASK (0x1UL << 15)
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK ((3UL << 12) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHEABLE_MASK (1UL << 3)
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2009-12-06 02:57:05 +01:00
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_STRONGLY_ORDERED ((0UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_SHAREABLE_DEVICE ((0UL << 12) | (0UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC ((0UL << 12) | (1UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_NO_ALLOC ((0UL << 12) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE ((1UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC ((1UL << 12) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_SHAREABLE_DEVICE ((2UL << 12) | (0UL << 3) | (0UL << 2))
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_MASK ((3UL << 6) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHEABLE_MASK (1UL << 3)
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_STRONGLY_ORDERED ((0UL << 6) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_SHAREABLE_DEVICE ((0UL << 6) | (0UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC ((0UL << 6) | (1UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_WRITE_BACK_NO_ALLOC ((0UL << 6) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_NON_CACHEABLE ((1UL << 6) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_WRITE_BACK_ALLOC ((1UL << 6) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_PAGE_CACHE_POLICY_NON_SHAREABLE_DEVICE ((2UL << 6) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_MASK ((3UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_STRONGLY_ORDERED ((0UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_SHAREABLE_DEVICE ((0UL << 12) | (0UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC ((0UL << 12) | (1UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_WRITE_BACK_NO_ALLOC ((0UL << 12) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_NON_CACHEABLE ((1UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_WRITE_BACK_ALLOC ((1UL << 12) | (1UL << 3) | (1UL << 2))
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#define TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_NON_SHAREABLE_DEVICE ((2UL << 12) | (0UL << 3) | (0UL << 2))
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#define TT_DESCRIPTOR_CONVERT_TO_PAGE_AP(Desc) ((((Desc) & TT_DESCRIPTOR_SECTION_AP_MASK) >> 6) & TT_DESCRIPTOR_PAGE_AP_MASK)
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#define TT_DESCRIPTOR_CONVERT_TO_PAGE_NG(Desc) ((((Desc) & TT_DESCRIPTOR_SECTION_NG_MASK) >> 6) & TT_DESCRIPTOR_PAGE_NG_MASK)
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#define TT_DESCRIPTOR_CONVERT_TO_PAGE_S(Desc) ((((Desc) & TT_DESCRIPTOR_SECTION_S_MASK) >> 6) & TT_DESCRIPTOR_PAGE_S_MASK)
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#define TT_DESCRIPTOR_CONVERT_TO_PAGE_XN(Desc,IsLargePage) ((IsLargePage)? \
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((((Desc) & TT_DESCRIPTOR_SECTION_XN_MASK) >> 4) & TT_DESCRIPTOR_LARGEPAGE_XN_MASK): \
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((((Desc) & TT_DESCRIPTOR_SECTION_XN_MASK) << 11) & TT_DESCRIPTOR_PAGE_XN_MASK))
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#define TT_DESCRIPTOR_CONVERT_TO_PAGE_CACHE_POLICY(Desc,IsLargePage) (IsLargePage? \
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(((Desc) & TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK) & TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_MASK): \
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(((((Desc) & (0x3 << 12)) >> 6) | (Desc & (0x3 << 2)))))
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2009-12-06 02:57:05 +01:00
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#define TT_DESCRIPTOR_SECTION_DOMAIN_MASK (0x0FUL << 5)
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#define TT_DESCRIPTOR_SECTION_DOMAIN(a) (((a) & 0x0FUL) << 5)
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#define TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK (0xFFF00000)
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2011-02-02 23:35:30 +01:00
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#define TT_DESCRIPTOR_SECTION_PAGETABLE_ADDRESS_MASK (0xFFFFFC00)
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#define TT_DESCRIPTOR_SECTION_BASE_ADDRESS(a) ((a) & TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK)
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#define TT_DESCRIPTOR_SECTION_BASE_SHIFT 20
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#define TT_DESCRIPTOR_PAGE_BASE_ADDRESS_MASK (0xFFFFF000)
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#define TT_DESCRIPTOR_PAGE_INDEX_MASK (0x000FF000)
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#define TT_DESCRIPTOR_PAGE_BASE_ADDRESS(a) ((a) & TT_DESCRIPTOR_PAGE_BASE_ADDRESS_MASK)
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#define TT_DESCRIPTOR_PAGE_BASE_SHIFT 12
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#define TT_DESCRIPTOR_SECTION_WRITE_BACK(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
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((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
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TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
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TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
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TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
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TT_DESCRIPTOR_SECTION_AP_RW_RW | \
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TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC)
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#define TT_DESCRIPTOR_SECTION_WRITE_THROUGH(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
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((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
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TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
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TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
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TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
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TT_DESCRIPTOR_SECTION_AP_RW_RW | \
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TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC)
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#define TT_DESCRIPTOR_SECTION_DEVICE(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
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((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
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TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
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TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
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TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
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TT_DESCRIPTOR_SECTION_AP_RW_RW | \
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TT_DESCRIPTOR_SECTION_CACHE_POLICY_SHAREABLE_DEVICE)
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#define TT_DESCRIPTOR_SECTION_UNCACHED(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
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((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
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TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
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TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
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TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
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TT_DESCRIPTOR_SECTION_AP_RW_RW | \
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TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE)
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// Cortex A9 feature bit definitions
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#define A9_FEATURE_PARITY (1<<9)
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#define A9_FEATURE_AOW (1<<8)
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#define A9_FEATURE_EXCL (1<<7)
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#define A9_FEATURE_SMP (1<<6)
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#define A9_FEATURE_FOZ (1<<3)
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#define A9_FEATURE_DPREF (1<<2)
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#define A9_FEATURE_HINT (1<<1)
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#define A9_FEATURE_FWD (1<<0)
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// SCU register offsets & masks
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#define SCU_CONTROL_OFFSET 0x0
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#define SCU_CONFIG_OFFSET 0x4
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#define SCU_INVALL_OFFSET 0xC
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#define SCU_FILT_START_OFFSET 0x40
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#define SCU_FILT_END_OFFSET 0x44
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#define SCU_SACR_OFFSET 0x50
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#define SCU_SSACR_OFFSET 0x54
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#define SMP_GIC_CPUIF_BASE 0x100
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#define SMP_GIC_DIST_BASE 0x1000
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// CPACR - Coprocessor Access Control Register defintions
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#define CPACR_CP_DENIED(cp) 0x00
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#define CPACR_CP_PRIV(cp) ((0x1 << ((cp) << 1)) & 0x0FFFFFFF)
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#define CPACR_CP_FULL(cp) ((0x3 << ((cp) << 1)) & 0x0FFFFFFF)
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#define CPACR_ASEDIS (1 << 31)
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#define CPACR_D32DIS (1 << 30)
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#define CPACR_CP_FULL_ACCESS 0x0FFFFFFF
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// NSACR - Non-Secure Access Control Register defintions
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#define NSACR_CP(cp) ((1 << (cp)) & 0x3FFF)
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#define NSACR_NSD32DIS (1 << 14)
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#define NSACR_NSASEDIS (1 << 15)
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#define NSACR_PLE (1 << 16)
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#define NSACR_TL (1 << 17)
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#define NSACR_NS_SMP (1 << 18)
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#define NSACR_RFR (1 << 19)
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// SCR - Secure Configuration Register defintions
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#define SCR_NS (1 << 0)
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#define SCR_IRQ (1 << 1)
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#define SCR_FIQ (1 << 2)
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#define SCR_EA (1 << 3)
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#define SCR_FW (1 << 4)
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#define SCR_AW (1 << 5)
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VOID
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EFIAPI
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ArmEnableSWPInstruction (
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VOID
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);
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VOID
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EFIAPI
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ArmWriteNsacr (
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IN UINT32 SetWayFormat
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);
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VOID
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EFIAPI
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ArmWriteScr (
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IN UINT32 SetWayFormat
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);
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VOID
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EFIAPI
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ArmWriteVMBar (
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IN UINT32 SetWayFormat
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);
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VOID
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EFIAPI
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ArmWriteVBar (
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IN UINT32 SetWayFormat
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);
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UINT32
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EFIAPI
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ArmReadVBar (
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VOID
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);
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VOID
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EFIAPI
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ArmWriteCPACR (
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IN UINT32 SetWayFormat
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);
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VOID
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EFIAPI
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ArmEnableVFP (
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VOID
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);
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VOID
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EFIAPI
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ArmCallWFI (
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VOID
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);
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VOID
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EFIAPI
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ArmInvalidScu (
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VOID
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);
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UINTN
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EFIAPI
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|
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|
ArmGetScuBaseAddress (
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VOID
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);
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UINT32
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EFIAPI
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ArmIsScuEnable(
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VOID
|
|
|
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);
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VOID
|
|
|
|
|
EFIAPI
|
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|
|
|
ArmWriteAuxCr (
|
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|
|
|
IN UINT32 Bit
|
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|
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);
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UINT32
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmReadAuxCr (
|
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|
|
|
VOID
|
|
|
|
|
);
|
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VOID
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmSetAuxCrBit (
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|
|
|
IN UINT32 Bits
|
|
|
|
|
);
|
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VOID
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmSetupSmpNonSecure (
|
|
|
|
|
IN UINTN CoreId
|
|
|
|
|
);
|
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|
UINTN
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmReadCbar(
|
|
|
|
|
VOID
|
|
|
|
|
);
|
|
|
|
|
|
|
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|
VOID
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmInvalidateInstructionAndDataTlb(
|
|
|
|
|
VOID
|
|
|
|
|
);
|
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|
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|
|
UINTN
|
|
|
|
|
EFIAPI
|
|
|
|
|
ArmReadMpidr(
|
|
|
|
|
VOID
|
|
|
|
|
);
|
|
|
|
|
|
2009-12-06 02:57:05 +01:00
|
|
|
|
2010-02-18 02:57:13 +01:00
|
|
|
#endif // __ARM_V7_H__
|
