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Added Check() function

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This commit is contained in:
Alex
2022-11-01 19:57:15 +02:00
parent 7a7af76661
commit 00cda98a62
2 changed files with 36 additions and 0 deletions
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22
Core/Memory/VirtualMemoryManager.cpp
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@ -5,6 +5,28 @@
namespace Memory
{
bool Virtual::Check(void *VirtualAddress)
{
// 0x1000 aligned
uint64_t Address = (uint64_t)VirtualAddress;
Address &= 0xFFFFFFFFFFFFF000;
debug("%#lx=>%#lx", VirtualAddress, Address);
PageMapIndexer Index = PageMapIndexer((uint64_t)Address);
PageDirectoryEntry PDE = this->Table->Entries[Index.PDP_i];
debug("%x %x %x %x %x %x %x %x %x %x %x %p-%#llx",
PDE.Value.Present, PDE.Value.ReadWrite,
PDE.Value.UserSupervisor, PDE.Value.WriteThrough,
PDE.Value.CacheDisable, PDE.Value.Accessed,
PDE.Value.Dirty, PDE.Value.PageSize,
PDE.Value.Global, PDE.Value.PageAttributeTable,
PDE.Value.ExecuteDisable, PDE.GetAddress(),
PDE.Value);
if (!PDE.GetFlag(PTFlag::P))
return false;
return true;
}
void Virtual::Map(void *VirtualAddress, void *PhysicalAddress, uint64_t Flags)
{
SmartLock(this->MemoryLock);