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This commit is contained in:
Alex 2022-12-05 20:43:10 +02:00
parent a32ca16d2b
commit 7bff9f260e
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
3 changed files with 33 additions and 33 deletions
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4
Core/Memory/Memory.cpp
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@ -198,9 +198,9 @@ __no_instrument_function void InitializeMemoryManagement(BootInfo *Info)
trace("Applying new page table from address %p", KernelPageTable);
#ifdef DEBUG
debug("Kernel:");
tracepagetable(KernelPageTable);
// tracepagetable(KernelPageTable);
debug("Userspace:");
tracepagetable(UserspaceKernelOnlyPageTable);
// tracepagetable(UserspaceKernelOnlyPageTable);
#endif
#if defined(__amd64__) || defined(__i386__)
asmv("mov %0, %%cr3" ::"r"(KernelPageTable));

6
Core/Memory/VirtualMemoryManager.cpp
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@ -50,9 +50,9 @@ namespace Memory
}
PageMapIndexer Index = PageMapIndexer((uint64_t)VirtualAddress);
PageMapLevel4 PML4 = this->Table->Entries[Index.PMLIndex];
PageDirectoryPointerTableEntryPtr *PDPTEPtr = nullptr;
if (!PML4.Present)
{
PDPTEPtr = (PageDirectoryPointerTableEntryPtr *)KernelAllocator.RequestPage();
@ -128,8 +128,8 @@ namespace Memory
if (!this->Check(VirtualAddress, (PTFlag)Flags)) // quick workaround just to see where it fails
{
this->Check(VirtualAddress, (PTFlag)Flags);
warn("Failed to map %#lx - %#lx with flags: " BYTE_TO_BINARY_PATTERN, VirtualAddress, PhysicalAddress, BYTE_TO_BINARY(Flags));
// this->Check(VirtualAddress, (PTFlag)Flags);
// warn("Failed to map %#lx - %#lx with flags: " BYTE_TO_BINARY_PATTERN, VirtualAddress, PhysicalAddress, BYTE_TO_BINARY(Flags));
}
#endif
}

56
include/memory.hpp
View File

@ -169,7 +169,7 @@ namespace Memory
bool Global : 1; // 8
uint8_t Available0 : 3; // 9-11
uint64_t Address : 40; // 12-51
uint32_t Available1 : 11; // 52-58
uint32_t Available1 : 7; // 52-58
bool ProtectionKey : 4; // 59-62
bool ExecuteDisable : 1; // 63
};
@ -215,15 +215,15 @@ namespace Memory
{
struct
{
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool PageSize : 1; // 7
uint8_t Available1 : 4; // 8-11
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool PageSize : 1; // 7
uint8_t Available1 : 4; // 8-11
uint64_t Address : 40; // 12-51
uint32_t Available2 : 11; // 52-62
bool ExecuteDisable : 1; // 63
@ -270,15 +270,15 @@ namespace Memory
{
struct
{
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool PageSize : 1; // 7
uint8_t Available1 : 4; // 8-11
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool PageSize : 1; // 7
uint8_t Available1 : 4; // 8-11
uint64_t Address : 40; // 12-51
uint32_t Available2 : 11; // 52-62
bool ExecuteDisable : 1; // 63
@ -325,15 +325,15 @@ namespace Memory
{
struct
{
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool Reserved0 : 1; // 7
uint8_t Available1 : 4; // 8-11
bool Present : 1; // 0
bool ReadWrite : 1; // 1
bool UserSupervisor : 1; // 2
bool WriteThrough : 1; // 3
bool CacheDisable : 1; // 4
bool Accessed : 1; // 5
bool Available0 : 1; // 6
bool Reserved0 : 1; // 7
uint8_t Available1 : 4; // 8-11
uint64_t Address : 40; // 12-51
uint32_t Available2 : 11; // 52-62
bool ExecuteDisable : 1; // 63