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authorLioncash <mathew1800@gmail.com>2019-11-27 00:34:30 +0100
committerLioncash <mathew1800@gmail.com>2019-11-27 03:55:39 +0100
commite7e939104bb167babec7b5f7d5d8390c85f3cbf4 (patch)
tree47b61e77bf8e0e6798b58716d38679a285e3604b /src/core
parentcore/memory: Migrate over GetPointerFromVMA() to the Memory class (diff)
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Diffstat (limited to 'src/core')
-rw-r--r--src/core/hle/kernel/kernel.cpp18
-rw-r--r--src/core/memory.cpp31
-rw-r--r--src/core/memory.h11
3 files changed, 34 insertions, 26 deletions
diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp
index a9851113a..1c90546a4 100644
--- a/src/core/hle/kernel/kernel.cpp
+++ b/src/core/hle/kernel/kernel.cpp
@@ -154,6 +154,16 @@ struct KernelCore::Impl {
system.CoreTiming().ScheduleEvent(time_interval, preemption_event);
}
+ void MakeCurrentProcess(Process* process) {
+ current_process = process;
+
+ if (process == nullptr) {
+ return;
+ }
+
+ system.Memory().SetCurrentPageTable(*process);
+ }
+
std::atomic<u32> next_object_id{0};
std::atomic<u64> next_kernel_process_id{Process::InitialKIPIDMin};
std::atomic<u64> next_user_process_id{Process::ProcessIDMin};
@@ -208,13 +218,7 @@ void KernelCore::AppendNewProcess(std::shared_ptr<Process> process) {
}
void KernelCore::MakeCurrentProcess(Process* process) {
- impl->current_process = process;
-
- if (process == nullptr) {
- return;
- }
-
- Memory::SetCurrentPageTable(*process);
+ impl->MakeCurrentProcess(process);
}
Process* KernelCore::CurrentProcess() {
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index a49e971aa..91bf07a92 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -20,9 +20,6 @@
#include "video_core/gpu.h"
namespace Memory {
-namespace {
-Common::PageTable* current_page_table = nullptr;
-} // Anonymous namespace
// Implementation class used to keep the specifics of the memory subsystem hidden
// from outside classes. This also allows modification to the internals of the memory
@@ -30,6 +27,17 @@ Common::PageTable* current_page_table = nullptr;
struct Memory::Impl {
explicit Impl(Core::System& system_) : system{system_} {}
+ void SetCurrentPageTable(Kernel::Process& process) {
+ current_page_table = &process.VMManager().page_table;
+
+ const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
+
+ system.ArmInterface(0).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(1).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(2).PageTableChanged(*current_page_table, address_space_width);
+ system.ArmInterface(3).PageTableChanged(*current_page_table, address_space_width);
+ }
+
void MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
ASSERT_MSG((size & PAGE_MASK) == 0, "non-page aligned size: {:016X}", size);
ASSERT_MSG((base & PAGE_MASK) == 0, "non-page aligned base: {:016X}", base);
@@ -575,12 +583,17 @@ struct Memory::Impl {
}
}
+ Common::PageTable* current_page_table = nullptr;
Core::System& system;
};
Memory::Memory(Core::System& system) : impl{std::make_unique<Impl>(system)} {}
Memory::~Memory() = default;
+void Memory::SetCurrentPageTable(Kernel::Process& process) {
+ impl->SetCurrentPageTable(process);
+}
+
void Memory::MapMemoryRegion(Common::PageTable& page_table, VAddr base, u64 size, u8* target) {
impl->MapMemoryRegion(page_table, base, size, target);
}
@@ -695,18 +708,6 @@ void Memory::RasterizerMarkRegionCached(VAddr vaddr, u64 size, bool cached) {
impl->RasterizerMarkRegionCached(vaddr, size, cached);
}
-void SetCurrentPageTable(Kernel::Process& process) {
- current_page_table = &process.VMManager().page_table;
-
- const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
-
- auto& system = Core::System::GetInstance();
- system.ArmInterface(0).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(1).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(2).PageTableChanged(*current_page_table, address_space_width);
- system.ArmInterface(3).PageTableChanged(*current_page_table, address_space_width);
-}
-
bool IsKernelVirtualAddress(const VAddr vaddr) {
return KERNEL_REGION_VADDR <= vaddr && vaddr < KERNEL_REGION_END;
}
diff --git a/src/core/memory.h b/src/core/memory.h
index 7878f3fb1..1428a6d60 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -59,6 +59,13 @@ public:
Memory& operator=(Memory&&) = default;
/**
+ * Changes the currently active page table to that of the given process instance.
+ *
+ * @param process The process to use the page table of.
+ */
+ void SetCurrentPageTable(Kernel::Process& process);
+
+ /**
* Maps an allocated buffer onto a region of the emulated process address space.
*
* @param page_table The page table of the emulated process.
@@ -401,10 +408,6 @@ private:
std::unique_ptr<Impl> impl;
};
-/// Changes the currently active page table to that of
-/// the given process instance.
-void SetCurrentPageTable(Kernel::Process& process);
-
/// Determines if the given VAddr is a kernel address
bool IsKernelVirtualAddress(VAddr vaddr);