diff options
Diffstat (limited to 'ArmPkg/Library/ArmLib/Arm11/Arm11LibMem.c')
| -rw-r--r-- | ArmPkg/Library/ArmLib/Arm11/Arm11LibMem.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/ArmPkg/Library/ArmLib/Arm11/Arm11LibMem.c b/ArmPkg/Library/ArmLib/Arm11/Arm11LibMem.c deleted file mode 100644 index 0f89801525..0000000000 --- a/ArmPkg/Library/ArmLib/Arm11/Arm11LibMem.c +++ /dev/null @@ -1,135 +0,0 @@ -/** @file
-
- Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
- Copyright (c) 2011 - 2013, 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
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Chipset/ARM1176JZ-S.h>
-#include <Library/ArmLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/MemoryAllocationLib.h>
-
-VOID
-FillTranslationTable (
- IN UINT32 *TranslationTable,
- IN ARM_MEMORY_REGION_DESCRIPTOR *MemoryRegion
- )
-{
- UINT32 *Entry;
- UINTN Sections;
- UINTN Index;
- UINT32 Attributes;
- UINT32 PhysicalBase = MemoryRegion->PhysicalBase;
-
- switch (MemoryRegion->Attributes) {
- case ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK:
- Attributes = TT_DESCRIPTOR_SECTION_WRITE_BACK(0);
- break;
- case ARM_MEMORY_REGION_ATTRIBUTE_WRITE_THROUGH:
- Attributes = TT_DESCRIPTOR_SECTION_WRITE_THROUGH(0);
- break;
- case ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED:
- Attributes = TT_DESCRIPTOR_SECTION_UNCACHED(0);
- break;
- case ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_BACK:
- Attributes = TT_DESCRIPTOR_SECTION_WRITE_BACK(1);
- break;
- case ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_WRITE_THROUGH:
- Attributes = TT_DESCRIPTOR_SECTION_WRITE_THROUGH(1);
- break;
- case ARM_MEMORY_REGION_ATTRIBUTE_NONSECURE_UNCACHED_UNBUFFERED:
- Attributes = TT_DESCRIPTOR_SECTION_UNCACHED(1);
- break;
- default:
- Attributes = TT_DESCRIPTOR_SECTION_UNCACHED(0);
- break;
- }
-
- Entry = TRANSLATION_TABLE_ENTRY_FOR_VIRTUAL_ADDRESS(TranslationTable, MemoryRegion->VirtualBase);
- Sections = ((( MemoryRegion->Length - 1 ) / TT_DESCRIPTOR_SECTION_SIZE ) + 1 );
-
- for (Index = 0; Index < Sections; Index++)
- {
- *Entry++ = TT_DESCRIPTOR_SECTION_BASE_ADDRESS(PhysicalBase) | Attributes;
- PhysicalBase += TT_DESCRIPTOR_SECTION_SIZE;
- }
-}
-
-RETURN_STATUS
-EFIAPI
-ArmConfigureMmu (
- IN ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable,
- OUT VOID **TranslationTableBase OPTIONAL,
- OUT UINTN *TranslationTableSize OPTIONAL
- )
-{
- VOID *TranslationTable;
-
- // Allocate pages for translation table.
- TranslationTable = AllocatePages (EFI_SIZE_TO_PAGES (TRANSLATION_TABLE_SIZE + TRANSLATION_TABLE_ALIGNMENT));
- if (TranslationTable == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
- TranslationTable = (VOID *)(((UINTN)TranslationTable + TRANSLATION_TABLE_ALIGNMENT_MASK) & ~TRANSLATION_TABLE_ALIGNMENT_MASK);
-
- if (TranslationTableBase != NULL) {
- *TranslationTableBase = TranslationTable;
- }
-
- if (TranslationTableBase != NULL) {
- *TranslationTableSize = TRANSLATION_TABLE_SIZE;
- }
-
- ZeroMem(TranslationTable, TRANSLATION_TABLE_SIZE);
-
- ArmCleanInvalidateDataCache();
- ArmInvalidateInstructionCache();
- ArmInvalidateTlb();
-
- ArmDisableDataCache();
- ArmDisableInstructionCache();
- ArmDisableMmu();
-
- // Make sure nothing sneaked into the cache
- ArmCleanInvalidateDataCache();
- ArmInvalidateInstructionCache();
-
- while (MemoryTable->Length != 0) {
- FillTranslationTable(TranslationTable, MemoryTable);
- MemoryTable++;
- }
-
- ArmSetTTBR0(TranslationTable);
-
- ArmSetDomainAccessControl(DOMAIN_ACCESS_CONTROL_NONE(15) |
- DOMAIN_ACCESS_CONTROL_NONE(14) |
- DOMAIN_ACCESS_CONTROL_NONE(13) |
- DOMAIN_ACCESS_CONTROL_NONE(12) |
- DOMAIN_ACCESS_CONTROL_NONE(11) |
- DOMAIN_ACCESS_CONTROL_NONE(10) |
- DOMAIN_ACCESS_CONTROL_NONE( 9) |
- DOMAIN_ACCESS_CONTROL_NONE( 8) |
- DOMAIN_ACCESS_CONTROL_NONE( 7) |
- DOMAIN_ACCESS_CONTROL_NONE( 6) |
- DOMAIN_ACCESS_CONTROL_NONE( 5) |
- DOMAIN_ACCESS_CONTROL_NONE( 4) |
- DOMAIN_ACCESS_CONTROL_NONE( 3) |
- DOMAIN_ACCESS_CONTROL_NONE( 2) |
- DOMAIN_ACCESS_CONTROL_NONE( 1) |
- DOMAIN_ACCESS_CONTROL_MANAGER(0));
-
- ArmEnableInstructionCache();
- ArmEnableDataCache();
- ArmEnableMmu();
-
- return RETURN_SUCCESS;
-}
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