lux/citra
1
0
Fork 0
mirror of https://git.h3cjp.net/H3cJP/citra.git synced 2024-11-24 15:03:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

core: hle: kernel: Add some useful functions for checking kernel addresses.

Browse source
This commit is contained in:
bunnei 2020-12-27 21:08:31 -08:00
parent 4bbf173fc1
commit 7420a717e6
1 changed files with 19 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
src/core/hle/kernel/memory/memory_layout.h
View file

@ -5,9 +5,28 @@
#pragma once #pragma once
#include "common/common_types.h" #include "common/common_types.h"
#include "core/device_memory.h"
namespace Kernel::Memory { namespace Kernel::Memory {
constexpr std::size_t KernelAslrAlignment = 2 * 1024 * 1024;
constexpr std::size_t KernelVirtualAddressSpaceWidth = 1ULL << 39;
constexpr std::size_t KernelPhysicalAddressSpaceWidth = 1ULL << 48;
constexpr std::size_t KernelVirtualAddressSpaceBase = 0ULL - KernelVirtualAddressSpaceWidth;
constexpr std::size_t KernelVirtualAddressSpaceEnd =
KernelVirtualAddressSpaceBase + (KernelVirtualAddressSpaceWidth - KernelAslrAlignment);
constexpr std::size_t KernelVirtualAddressSpaceLast = KernelVirtualAddressSpaceEnd - 1;
constexpr std::size_t KernelVirtualAddressSpaceSize =
KernelVirtualAddressSpaceEnd - KernelVirtualAddressSpaceBase;
constexpr bool IsKernelAddressKey(VAddr key) {
return KernelVirtualAddressSpaceBase <= key && key <= KernelVirtualAddressSpaceLast;
}
constexpr bool IsKernelAddress(VAddr address) {
return KernelVirtualAddressSpaceBase <= address && address < KernelVirtualAddressSpaceEnd;
}
class MemoryRegion final { class MemoryRegion final {
friend class MemoryLayout; friend class MemoryLayout;