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authorbunnei <bunneidev@gmail.com>2020-04-09 05:37:24 +0200
committerbunnei <bunneidev@gmail.com>2020-04-17 06:59:35 +0200
commita8292f6cd9f8b4088ee85b59a87e5bf0ce387cf0 (patch)
treeff88e12685101a4f451b5bb56894ff4e7128d0ce /src
parentkernel: svc: Updates for new VMM. (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/device_memory.cpp7
-rw-r--r--src/core/device_memory.h10
-rw-r--r--src/core/hle/kernel/memory/page_table.cpp4
-rw-r--r--src/core/hle/kernel/memory/page_table.h4
4 files changed, 6 insertions, 19 deletions
diff --git a/src/core/device_memory.cpp b/src/core/device_memory.cpp
index 61429a6ac..51097ced3 100644
--- a/src/core/device_memory.cpp
+++ b/src/core/device_memory.cpp
@@ -12,11 +12,4 @@ DeviceMemory::DeviceMemory(System& system) : buffer{DramMemoryMap::Size}, system
DeviceMemory::~DeviceMemory() = default;
-PAddr DeviceMemory::GetPhysicalAddr(VAddr addr) {
- const u8* const base{system.Memory().GetPointer(addr)};
- ASSERT(base);
- const uintptr_t offset{static_cast<uintptr_t>(base - GetPointer(DramMemoryMap::Base))};
- return DramMemoryMap::Base + offset;
-}
-
} // namespace Core
diff --git a/src/core/device_memory.h b/src/core/device_memory.h
index 44458c2b5..cc7bda070 100644
--- a/src/core/device_memory.h
+++ b/src/core/device_memory.h
@@ -28,15 +28,11 @@ public:
~DeviceMemory();
template <typename T>
- PAddr GetPhysicalAddr(T* ptr) {
- const auto ptr_addr{reinterpret_cast<uintptr_t>(ptr)};
- const auto base_addr{reinterpret_cast<uintptr_t>(buffer.data())};
- ASSERT(ptr_addr >= base_addr);
- return ptr_addr - base_addr + DramMemoryMap::Base;
+ constexpr PAddr GetPhysicalAddr(T* ptr) {
+ return (reinterpret_cast<uintptr_t>(ptr) - reinterpret_cast<uintptr_t>(buffer.data())) +
+ DramMemoryMap::Base;
}
- PAddr GetPhysicalAddr(VAddr addr);
-
constexpr u8* GetPointer(PAddr addr) {
return buffer.data() + (addr - DramMemoryMap::Base);
}
diff --git a/src/core/hle/kernel/memory/page_table.cpp b/src/core/hle/kernel/memory/page_table.cpp
index 93e7253e2..941ecda21 100644
--- a/src/core/hle/kernel/memory/page_table.cpp
+++ b/src/core/hle/kernel/memory/page_table.cpp
@@ -936,10 +936,6 @@ ResultVal<VAddr> PageTable::AllocateAndMapMemory(std::size_t needed_num_pages, s
return MakeResult<VAddr>(addr);
}
-PAddr PageTable::GetPhysicalAddr(VAddr addr) {
- return system.DeviceMemory().GetPhysicalAddr(addr);
-}
-
ResultCode PageTable::InitializeMemoryLayout(VAddr start, VAddr end) {
block_manager = std::make_unique<MemoryBlockManager>(start, end);
diff --git a/src/core/hle/kernel/memory/page_table.h b/src/core/hle/kernel/memory/page_table.h
index 6c3a3c275..80384ab0f 100644
--- a/src/core/hle/kernel/memory/page_table.h
+++ b/src/core/hle/kernel/memory/page_table.h
@@ -53,7 +53,6 @@ public:
bool is_map_only, VAddr region_start,
std::size_t region_num_pages, MemoryState state,
MemoryPermission perm, PAddr map_addr = 0);
- PAddr GetPhysicalAddr(VAddr addr);
Common::PageTable& PageTableImpl() {
return page_table_impl;
@@ -211,6 +210,9 @@ public:
constexpr bool IsInsideASLRRegion(VAddr address, std::size_t size) const {
return !IsOutsideASLRRegion(address, size);
}
+ constexpr PAddr GetPhysicalAddr(VAddr addr) {
+ return page_table_impl.backing_addr[addr >> Memory::PageBits] + addr;
+ }
private:
constexpr bool Contains(VAddr addr) const {