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1 | /** @file\r |
2 | \r | |
d6ebcab7 | 3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r |
2ef2b01e | 4 | \r |
d6ebcab7 | 5 | This program and the accompanying materials\r |
2ef2b01e A |
6 | are licensed and made available under the terms and conditions of the BSD License\r |
7 | which accompanies this distribution. The full text of the license may be found at\r | |
8 | http://opensource.org/licenses/bsd-license.php\r | |
9 | \r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | \r | |
13 | **/\r | |
14 | \r | |
15 | #ifndef __ARM926EJ_S_H__\r | |
16 | #define __ARM926EJ_S_H__\r | |
17 | \r | |
18 | // Domain Access Control Register\r | |
19 | #define DOMAIN_ACCESS_CONTROL_MASK(a) (3UL << (2 * (a)))\r | |
20 | #define DOMAIN_ACCESS_CONTROL_NONE(a) (0UL << (2 * (a)))\r | |
21 | #define DOMAIN_ACCESS_CONTROL_CLIENT(a) (1UL << (2 * (a)))\r | |
22 | #define DOMAIN_ACCESS_CONTROL_RESERVED(a) (2UL << (2 * (a)))\r | |
23 | #define DOMAIN_ACCESS_CONTROL_MANAGER(a) (3UL << (2 * (a)))\r | |
24 | \r | |
25 | #define TRANSLATION_TABLE_SIZE (16 * 1024)\r | |
26 | #define TRANSLATION_TABLE_ALIGNMENT (16 * 1024)\r | |
27 | #define TRANSLATION_TABLE_ALIGNMENT_MASK (TRANSLATION_TABLE_ALIGNMENT - 1)\r | |
28 | \r | |
29 | #define TRANSLATION_TABLE_ENTRY_FOR_VIRTUAL_ADDRESS(table, address) ((UINT32 *)(table) + (((UINTN)(address)) >> 20))\r | |
30 | \r | |
31 | // Translation table descriptor types\r | |
32 | #define TT_DESCRIPTOR_TYPE_MASK (3UL << 0)\r | |
33 | #define TT_DESCRIPTOR_TYPE_FAULT (0UL << 0)\r | |
34 | #define TT_DESCRIPTOR_TYPE_COARSE ((1UL << 0) | (1UL << 4))\r | |
35 | #define TT_DESCRIPTOR_TYPE_SECTION ((2UL << 0) | (1UL << 4))\r | |
36 | #define TT_DESCRIPTOR_TYPE_FINE ((3UL << 0) | (1UL << 4))\r | |
37 | \r | |
38 | // Section descriptor definitions\r | |
39 | #define TT_DESCRIPTOR_SECTION_SIZE (0x00100000)\r | |
40 | \r | |
41 | #define TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK (3UL << 2)\r | |
42 | #define TT_DESCRIPTOR_SECTION_CACHE_POLICY_UNCACHED_UNBUFFERED (0UL << 2)\r | |
43 | #define TT_DESCRIPTOR_SECTION_CACHE_POLICY_UNCACHED_BUFFERED (1UL << 2)\r | |
44 | #define TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH (2UL << 2)\r | |
45 | #define TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK (3UL << 2)\r | |
46 | \r | |
47 | #define TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_MASK (3UL << 10)\r | |
48 | #define TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_NONE (1UL << 10)\r | |
49 | #define TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_READ_ONLY (2UL << 10)\r | |
50 | #define TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_READ_WRITE (3UL << 10)\r | |
51 | \r | |
52 | #define TT_DESCRIPTOR_SECTION_DOMAIN_MASK (0x0FUL << 5)\r | |
53 | #define TT_DESCRIPTOR_SECTION_DOMAIN(a) (((a) & 0xF) << 5)\r | |
54 | \r | |
55 | #define TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK (0xFFF00000)\r | |
56 | #define TT_DESCRIPTOR_SECTION_BASE_ADDRESS(a) (a & TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK)\r | |
57 | \r | |
58 | #define TT_DESCRIPTOR_SECTION_WRITE_BACK (TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_READ_WRITE | \\r | |
59 | TT_DESCRIPTOR_SECTION_DOMAIN(0) | \\r | |
60 | TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK | \\r | |
61 | TT_DESCRIPTOR_TYPE_SECTION) \r | |
62 | #define TT_DESCRIPTOR_SECTION_WRITE_THROUGH (TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_READ_WRITE | \\r | |
63 | TT_DESCRIPTOR_SECTION_DOMAIN(0) | \\r | |
64 | TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH | \\r | |
65 | TT_DESCRIPTOR_TYPE_SECTION)\r | |
66 | #define TT_DESCRIPTOR_SECTION_UNCACHED_UNBUFFERED (TT_DESCRIPTOR_SECTION_ACCESS_PERMISSION_READ_WRITE | \\r | |
67 | TT_DESCRIPTOR_SECTION_DOMAIN(0) | \\r | |
68 | TT_DESCRIPTOR_SECTION_CACHE_POLICY_UNCACHED_UNBUFFERED | \\r | |
69 | TT_DESCRIPTOR_TYPE_SECTION)\r | |
70 | \r | |
71 | #endif // __ARM926EJ_S_H__\r |