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
This commit is contained in:
@@ -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)
|
||||
|
Reference in New Issue
Block a user