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authoroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>2012-05-02 20:00:54 +0000
committeroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>2012-05-02 20:00:54 +0000
commit7fffeef9bece37fe48341fcf47edb474f954e690 (patch)
tree11fbb17e2f70b8b63898410480b247f2cae44ce8 /ArmPkg/Include
parent96a8bc11507ee060ccb8be56f69e1d1a7cf52792 (diff)
downloadedk2-platforms-7fffeef9bece37fe48341fcf47edb474f954e690.tar.xz
ARM Packages: Fixed th 'NS' (Non Secure) bit in the MMU page Table Descriptor
The 'NS' bit must only be set in Secure world to define the Non-Secure region of the Non-Secure World. This bit must not be set in Non-Secure World. Signed-off-by: Olivier Martin <olivier.martin@arm.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13252 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ArmPkg/Include')
-rw-r--r--ArmPkg/Include/Chipset/ARM1176JZ-S.h46
-rw-r--r--ArmPkg/Include/Chipset/ArmV7Mmu.h61
-rw-r--r--ArmPkg/Include/Library/ArmLib.h15
3 files changed, 64 insertions, 58 deletions
diff --git a/ArmPkg/Include/Chipset/ARM1176JZ-S.h b/ArmPkg/Include/Chipset/ARM1176JZ-S.h
index 8ae43c735d..ba24bcb626 100644
--- a/ArmPkg/Include/Chipset/ARM1176JZ-S.h
+++ b/ArmPkg/Include/Chipset/ARM1176JZ-S.h
@@ -1,6 +1,7 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ Copyright (c) 2011-2012, ARM Limited. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@@ -38,8 +39,7 @@
#define TT_DESCRIPTOR_SECTION_SIZE (0x00100000)
#define TT_DESCRIPTOR_SECTION_NS_MASK (1UL << 19)
-#define TT_DESCRIPTOR_SECTION_NS_SECURE (0UL << 19)
-#define TT_DESCRIPTOR_SECTION_NS_NON_SECURE (1UL << 19)
+#define TT_DESCRIPTOR_SECTION_NS (1UL << 19)
#define TT_DESCRIPTOR_SECTION_NG_MASK (1UL << 17)
#define TT_DESCRIPTOR_SECTION_NG_GLOBAL (0UL << 17)
@@ -86,27 +86,27 @@
#define TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK (0xFFF00000)
#define TT_DESCRIPTOR_SECTION_BASE_ADDRESS(a) (a & TT_DESCRIPTOR_SECTION_BASE_ADDRESS_MASK)
-#define TT_DESCRIPTOR_SECTION_WRITE_BACK(Secure) (TT_DESCRIPTOR_TYPE_SECTION | \
- (Secure ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC)
-#define TT_DESCRIPTOR_SECTION_WRITE_THROUGH(Secure) (TT_DESCRIPTOR_TYPE_SECTION | \
- (Secure ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC)
-#define TT_DESCRIPTOR_SECTION_UNCACHED(Secure) (TT_DESCRIPTOR_TYPE_SECTION | \
- (Secure ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE)
+#define TT_DESCRIPTOR_SECTION_WRITE_BACK(NonSecure) (TT_DESCRIPTOR_TYPE_SECTION | \
+ (NonSecure ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC)
+#define TT_DESCRIPTOR_SECTION_WRITE_THROUGH(NonSecure) (TT_DESCRIPTOR_TYPE_SECTION | \
+ (NonSecure ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC)
+#define TT_DESCRIPTOR_SECTION_UNCACHED(NonSecure) (TT_DESCRIPTOR_TYPE_SECTION | \
+ (NonSecure ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE)
#define CPACR_CP_FULL_ACCESS 0x0FFFFFFF
diff --git a/ArmPkg/Include/Chipset/ArmV7Mmu.h b/ArmPkg/Include/Chipset/ArmV7Mmu.h
index 581cd9572c..380ab9f229 100644
--- a/ArmPkg/Include/Chipset/ArmV7Mmu.h
+++ b/ArmPkg/Include/Chipset/ArmV7Mmu.h
@@ -1,6 +1,6 @@
/** @file
*
-* Copyright (c) 2011, ARM Limited. All rights reserved.
+* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
@@ -66,8 +66,7 @@
#define TT_DESCRIPTOR_SECTION_SIZE (0x00100000)
#define TT_DESCRIPTOR_SECTION_NS_MASK (1UL << 19)
-#define TT_DESCRIPTOR_SECTION_NS_SECURE (0UL << 19)
-#define TT_DESCRIPTOR_SECTION_NS_NON_SECURE (1UL << 19)
+#define TT_DESCRIPTOR_SECTION_NS (1UL << 19)
#define TT_DESCRIPTOR_SECTION_NG_MASK (1UL << 17)
#define TT_DESCRIPTOR_SECTION_NG_GLOBAL (0UL << 17)
@@ -166,34 +165,34 @@
#define TT_DESCRIPTOR_PAGE_BASE_ADDRESS(a) ((a) & TT_DESCRIPTOR_PAGE_BASE_ADDRESS_MASK)
#define TT_DESCRIPTOR_PAGE_BASE_SHIFT 12
-#define TT_DESCRIPTOR_SECTION_WRITE_BACK(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
- ((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC)
-#define TT_DESCRIPTOR_SECTION_WRITE_THROUGH(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
- ((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC)
-#define TT_DESCRIPTOR_SECTION_DEVICE(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
- ((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_SHAREABLE_DEVICE)
-#define TT_DESCRIPTOR_SECTION_UNCACHED(Secure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
- ((Secure) ? TT_DESCRIPTOR_SECTION_NS_SECURE : TT_DESCRIPTOR_SECTION_NS_NON_SECURE ) | \
- TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
- TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
- TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
- TT_DESCRIPTOR_SECTION_AP_RW_RW | \
- TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE)
+#define TT_DESCRIPTOR_SECTION_WRITE_BACK(NonSecure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
+ ((NonSecure) ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_BACK_ALLOC)
+#define TT_DESCRIPTOR_SECTION_WRITE_THROUGH(NonSecure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
+ ((NonSecure) ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_WRITE_THROUGH_NO_ALLOC)
+#define TT_DESCRIPTOR_SECTION_DEVICE(NonSecure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
+ ((NonSecure) ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_SHAREABLE_DEVICE)
+#define TT_DESCRIPTOR_SECTION_UNCACHED(NonSecure) (TT_DESCRIPTOR_SECTION_TYPE_SECTION | \
+ ((NonSecure) ? TT_DESCRIPTOR_SECTION_NS : 0) | \
+ TT_DESCRIPTOR_SECTION_NG_GLOBAL | \
+ TT_DESCRIPTOR_SECTION_S_NOT_SHARED | \
+ TT_DESCRIPTOR_SECTION_DOMAIN(0) | \
+ TT_DESCRIPTOR_SECTION_AP_RW_RW | \
+ TT_DESCRIPTOR_SECTION_CACHE_POLICY_NON_CACHEABLE)
#define TT_DESCRIPTOR_PAGE_WRITE_BACK (TT_DESCRIPTOR_PAGE_TYPE_PAGE | \
TT_DESCRIPTOR_PAGE_NG_GLOBAL | \
diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h
index 9b4a036bef..50cd50212f 100644
--- a/ArmPkg/Include/Library/ArmLib.h
+++ b/ArmPkg/Include/Library/ArmLib.h
@@ -1,6 +1,7 @@
/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
+ Copyright (c) 2011 - 2012, ARM Ltd. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
@@ -47,15 +48,21 @@ typedef struct {
UINTN InstructionCacheLineLength;
} ARM_CACHE_INFO;
+/**
+ * The UEFI firmware must not use the ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_* attributes.
+ *
+ * The Non Secure memory attribute (ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_*) should only
+ * be used in Secure World to distinguished Secure to Non-Secure memory.
+ */
typedef enum {
ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED = 0,
- ARM_MEMORY_REGION_ATTRIBUTE_SECURE_UNCACHED_UNBUFFERED,
+ ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_UNCACHED_UNBUFFERED,
ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK,
- ARM_MEMORY_REGION_ATTRIBUTE_SECURE_WRITE_BACK,
+ ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_BACK,
ARM_MEMORY_REGION_ATTRIBUTE_WRITE_THROUGH,
- ARM_MEMORY_REGION_ATTRIBUTE_SECURE_WRITE_THROUGH,
+ ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_THROUGH,
ARM_MEMORY_REGION_ATTRIBUTE_DEVICE,
- ARM_MEMORY_REGION_ATTRIBUTE_SECURE_DEVICE
+ ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_DEVICE
} ARM_MEMORY_REGION_ATTRIBUTES;
#define IS_ARM_MEMORY_REGION_ATTRIBUTES_SECURE(attr) ((UINT32)(attr) & 1)
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-02 04:04:20 +0000