tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ArmPkg/CpuDxe: Replace SIZE_4KB by TT_DESCRIPTOR_PAGE_SIZE 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11468 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
oliviermartin 2011-03-31 11:26:00 +00:00
parent 2cf4b60895
commit 2297613a3f
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
ArmPkg/Drivers/CpuDxe/Mmu.c
View File

@ -547,7 +547,7 @@ UpdatePageEntries (
FirstLevelTable = (ARM_FIRST_LEVEL_DESCRIPTOR *)ArmGetTTBR0BaseAddress ();
// calculate number of 4KB page table entries to change
NumPageEntries = Length/SIZE_4KB;
NumPageEntries = Length / TT_DESCRIPTOR_PAGE_SIZE;
// iterate for the number of 4KB pages to change
Offset = 0;
@ -598,7 +598,7 @@ UpdatePageEntries (
if ((CurrentPageTableEntry & TT_DESCRIPTOR_PAGE_CACHEABLE_MASK) == TT_DESCRIPTOR_PAGE_CACHEABLE_MASK) {
// The current section mapping is cacheable so Clean/Invalidate the MVA of the page
// Note assumes switch(Attributes), not ARMv7 possibilities
WriteBackInvalidateDataCacheRange (Mva, SIZE_4KB);
WriteBackInvalidateDataCacheRange (Mva, TT_DESCRIPTOR_PAGE_SIZE);
}
// Only need to update if we are changing the entry
@ -607,7 +607,7 @@ UpdatePageEntries (
}
Status = EFI_SUCCESS;
Offset += SIZE_4KB;
Offset += TT_DESCRIPTOR_PAGE_SIZE;
} // end first level translation table loop
@ -791,7 +791,7 @@ ConvertSectionToPages (
}
// flush d-cache so descriptors make it back to uncached memory for subsequent table walks
WriteBackInvalidateDataCacheRange ((VOID *)(UINTN)PageTableAddr, SIZE_4KB);
WriteBackInvalidateDataCacheRange ((VOID *)(UINTN)PageTableAddr, TT_DESCRIPTOR_PAGE_SIZE);
// formulate page table entry, Domain=0, NS=0
PageTableDescriptor = (((UINTN)PageTableAddr) & TT_DESCRIPTOR_SECTION_PAGETABLE_ADDRESS_MASK) | TT_DESCRIPTOR_SECTION_TYPE_PAGE_TABLE;
@ -868,7 +868,7 @@ CpuSetMemoryAttributes (
)
{
DEBUG ((EFI_D_PAGE, "SetMemoryAttributes(%lx, %lx, %lx)\n", BaseAddress, Length, Attributes));
if ( ((BaseAddress & (SIZE_4KB-1)) != 0) || ((Length & (SIZE_4KB-1)) != 0)){
if ( ((BaseAddress & ~TT_DESCRIPTOR_PAGE_BASE_ADDRESS_MASK) != 0) || ((Length & ~TT_DESCRIPTOR_PAGE_BASE_ADDRESS_MASK) != 0)){
// minimum granularity is SIZE_4KB (4KB on ARM)
DEBUG ((EFI_D_PAGE, "SetMemoryAttributes(%lx, %lx, %lx): minimum ganularity is SIZE_4KB\n", BaseAddress, Length, Attributes));
return EFI_UNSUPPORTED;