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-rw-r--r--src/core/hle/kernel/process.cpp18
-rw-r--r--src/core/hle/kernel/process.h11
-rw-r--r--src/core/hle/kernel/svc.cpp8
3 files changed, 28 insertions, 9 deletions
diff --git a/src/core/hle/kernel/process.cpp b/src/core/hle/kernel/process.cpp
index 0d782e4ba..b0b7af76b 100644
--- a/src/core/hle/kernel/process.cpp
+++ b/src/core/hle/kernel/process.cpp
@@ -5,6 +5,7 @@
#include <algorithm>
#include <memory>
#include <random>
+#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/core.h"
@@ -75,6 +76,10 @@ SharedPtr<ResourceLimit> Process::GetResourceLimit() const {
return resource_limit;
}
+u64 Process::GetTotalPhysicalMemoryUsed() const {
+ return vm_manager.GetCurrentHeapSize() + main_thread_stack_size + code_memory_size;
+}
+
ResultCode Process::ClearSignalState() {
if (status == ProcessStatus::Exited) {
LOG_ERROR(Kernel, "called on a terminated process instance.");
@@ -107,14 +112,17 @@ ResultCode Process::LoadFromMetadata(const FileSys::ProgramMetadata& metadata) {
return handle_table.SetSize(capabilities.GetHandleTableSize());
}
-void Process::Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size) {
+void Process::Run(VAddr entry_point, s32 main_thread_priority, u64 stack_size) {
+ // The kernel always ensures that the given stack size is page aligned.
+ main_thread_stack_size = Common::AlignUp(stack_size, Memory::PAGE_SIZE);
+
// Allocate and map the main thread stack
// TODO(bunnei): This is heap area that should be allocated by the kernel and not mapped as part
// of the user address space.
+ const VAddr mapping_address = vm_manager.GetTLSIORegionEndAddress() - main_thread_stack_size;
vm_manager
- .MapMemoryBlock(vm_manager.GetTLSIORegionEndAddress() - stack_size,
- std::make_shared<std::vector<u8>>(stack_size, 0), 0, stack_size,
- MemoryState::Stack)
+ .MapMemoryBlock(mapping_address, std::make_shared<std::vector<u8>>(main_thread_stack_size),
+ 0, main_thread_stack_size, MemoryState::Stack)
.Unwrap();
vm_manager.LogLayout();
@@ -224,6 +232,8 @@ void Process::LoadModule(CodeSet module_, VAddr base_addr) {
MapSegment(module_.RODataSegment(), VMAPermission::Read, MemoryState::CodeData);
MapSegment(module_.DataSegment(), VMAPermission::ReadWrite, MemoryState::CodeData);
+ code_memory_size += module_.memory->size();
+
// Clear instruction cache in CPU JIT
system.InvalidateCpuInstructionCaches();
}
diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
index a0217d3d8..732d12170 100644
--- a/src/core/hle/kernel/process.h
+++ b/src/core/hle/kernel/process.h
@@ -186,6 +186,9 @@ public:
return random_entropy.at(index);
}
+ /// Retrieves the total physical memory used by this process in bytes.
+ u64 GetTotalPhysicalMemoryUsed() const;
+
/// Clears the signaled state of the process if and only if it's signaled.
///
/// @pre The process must not be already terminated. If this is called on a
@@ -210,7 +213,7 @@ public:
/**
* Applies address space changes and launches the process main thread.
*/
- void Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size);
+ void Run(VAddr entry_point, s32 main_thread_priority, u64 stack_size);
/**
* Prepares a process for termination by stopping all of its threads
@@ -247,6 +250,12 @@ private:
/// Memory manager for this process.
Kernel::VMManager vm_manager;
+ /// Size of the main thread's stack in bytes.
+ u64 main_thread_stack_size = 0;
+
+ /// Size of the loaded code memory in bytes.
+ u64 code_memory_size = 0;
+
/// Current status of the process
ProcessStatus status;
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 11796e5e5..c408d4e22 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -709,7 +709,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
HeapRegionBaseAddr = 4,
HeapRegionSize = 5,
TotalMemoryUsage = 6,
- TotalHeapUsage = 7,
+ TotalPhysicalMemoryUsed = 7,
IsCurrentProcessBeingDebugged = 8,
RegisterResourceLimit = 9,
IdleTickCount = 10,
@@ -745,7 +745,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
case GetInfoType::NewMapRegionBaseAddr:
case GetInfoType::NewMapRegionSize:
case GetInfoType::TotalMemoryUsage:
- case GetInfoType::TotalHeapUsage:
+ case GetInfoType::TotalPhysicalMemoryUsed:
case GetInfoType::IsVirtualAddressMemoryEnabled:
case GetInfoType::PersonalMmHeapUsage:
case GetInfoType::TitleId:
@@ -805,8 +805,8 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
*result = process->VMManager().GetTotalMemoryUsage();
return RESULT_SUCCESS;
- case GetInfoType::TotalHeapUsage:
- *result = process->VMManager().GetCurrentHeapSize();
+ case GetInfoType::TotalPhysicalMemoryUsed:
+ *result = process->GetTotalPhysicalMemoryUsed();
return RESULT_SUCCESS;
case GetInfoType::IsVirtualAddressMemoryEnabled: