mirror of https://github.com/acidanthera/audk.git
105 lines
7.2 KiB
C
105 lines
7.2 KiB
C
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/** @file
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Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>
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All rights reserved. This program and the accompanying materials
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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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#ifndef __CORTEX_A8_H__
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#define __CORTEX_A8_H__
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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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#define TRANSLATION_TABLE_SIZE (16 * 1024)
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#define TRANSLATION_TABLE_ALIGNMENT (16 * 1024)
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#define TRANSLATION_TABLE_ALIGNMENT_MASK (TRANSLATION_TABLE_ALIGNMENT - 1)
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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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#define TT_DESCRIPTOR_TYPE_MASK ((1UL << 18) | (3UL << 0))
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#define TT_DESCRIPTOR_TYPE_PAGE_TABLE ((0UL << 18) | (1UL << 0))
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#define TT_DESCRIPTOR_TYPE_SECTION ((0UL << 18) | (2UL << 0))
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#define TT_DESCRIPTOR_TYPE_SUPERSECTION ((1UL << 18) | (2UL << 0))
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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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#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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#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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#define TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK ((3UL << 12) | (0UL << 3) | (0UL << 2))
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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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#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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#define TT_DESCRIPTOR_SECTION_BASE_ADDRESS(a) (a & TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK)
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#define TT_DESCRIPTOR_SECTION_WRITE_BACK (TT_DESCRIPTOR_TYPE_SECTION | \
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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 (TT_DESCRIPTOR_TYPE_SECTION | \
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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 (TT_DESCRIPTOR_TYPE_SECTION | \
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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 (TT_DESCRIPTOR_TYPE_SECTION | \
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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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#endif // __CORTEX_A8_H__
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