diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c')
| -rw-r--r-- | roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c b/roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c new file mode 100644 index 000000000..e3b02a9fb --- /dev/null +++ b/roms/edk2/ArmPkg/Library/ArmMmuLib/Arm/ArmMmuLibConvert.c @@ -0,0 +1,32 @@ +/** @file
+* File managing the MMU for ARMv7 architecture
+*
+* Copyright (c) 2011-2016, ARM Limited. All rights reserved.
+*
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+
+#include <Uefi.h>
+
+#include <Library/ArmLib.h>
+
+#include <Chipset/ArmV7.h>
+
+UINT32
+ConvertSectionAttributesToPageAttributes (
+ IN UINT32 SectionAttributes,
+ IN BOOLEAN IsLargePage
+ )
+{
+ UINT32 PageAttributes;
+
+ PageAttributes = 0;
+ PageAttributes |= TT_DESCRIPTOR_CONVERT_TO_PAGE_CACHE_POLICY (SectionAttributes, IsLargePage);
+ PageAttributes |= TT_DESCRIPTOR_CONVERT_TO_PAGE_AP (SectionAttributes);
+ PageAttributes |= TT_DESCRIPTOR_CONVERT_TO_PAGE_XN (SectionAttributes, IsLargePage);
+ PageAttributes |= TT_DESCRIPTOR_CONVERT_TO_PAGE_NG (SectionAttributes);
+ PageAttributes |= TT_DESCRIPTOR_CONVERT_TO_PAGE_S (SectionAttributes);
+
+ return PageAttributes;
+}
|