ArmPkg/ArmV7Mmu.h: Added masks to extract attributes from Section and Page entries

[mirror_edk2.git] / ArmPkg / Include / Chipset / ArmV7Mmu.h

diff --git a/ArmPkg/Include/Chipset/ArmV7Mmu.h b/ArmPkg/Include/Chipset/ArmV7Mmu.h
index 431fed924b1d34ef10b3f54f600e5a8f915fe259..2ddab7635059991e536d077cf0781d0faf46d5ab 100644 (file)
--- a/ArmPkg/Include/Chipset/ArmV7Mmu.h
+++ b/ArmPkg/Include/Chipset/ArmV7Mmu.h
@@ -1,6 +1,6 @@
 /** @file\r
 *\r
-*  Copyright (c) 2011-2012, ARM Limited. All rights reserved.\r
+*  Copyright (c) 2011-2013, ARM Limited. All rights reserved.\r
 *  \r
 *  This program and the accompanying materials                          \r
 *  are licensed and made available under the terms and conditions of the BSD License         \r
@@ -151,6 +151,13 @@
                                                                     (((Desc) & TT_DESCRIPTOR_LARGEPAGE_CACHE_POLICY_MASK) & TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK): \\r
                                                                     (((((Desc) & (0x3 << 6)) << 6) | (Desc & (0x3 << 2)))))\r
 \r
+#define TT_DESCRIPTOR_SECTION_ATTRIBUTE_MASK                (TT_DESCRIPTOR_SECTION_NS_MASK | TT_DESCRIPTOR_SECTION_NG_MASK | \\r
+                                                             TT_DESCRIPTOR_SECTION_S_MASK | TT_DESCRIPTOR_SECTION_AP_MASK | \\r
+                                                             TT_DESCRIPTOR_SECTION_XN_MASK | TT_DESCRIPTOR_SECTION_CACHE_POLICY_MASK)\r
+\r
+#define TT_DESCRIPTOR_PAGE_ATTRIBUTE_MASK                   (TT_DESCRIPTOR_PAGE_NG_MASK | TT_DESCRIPTOR_PAGE_S_MASK | \\r
+                                                             TT_DESCRIPTOR_PAGE_AP_MASK | TT_DESCRIPTOR_PAGE_XN_MASK | \\r
+                                                             TT_DESCRIPTOR_PAGE_CACHE_POLICY_MASK)\r
 \r
 #define TT_DESCRIPTOR_SECTION_DOMAIN_MASK                       (0x0FUL << 5)\r
 #define TT_DESCRIPTOR_SECTION_DOMAIN(a)                         (((a) & 0x0FUL) << 5)\r