1 files changed, 76 insertions, 0 deletions

diff --git a/src/core/hle/kernel/k_code_memory.h b/src/core/hle/kernel/k_code_memory.h
new file mode 100644
index 000000000..a7f7d749b
--- /dev/null
+++ b/src/core/hle/kernel/k_code_memory.h
@@ -0,0 +1,76 @@
+#pragma once
+
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/k_client_port.h"
+#include "core/hle/kernel/k_client_session.h"
+#include "core/hle/kernel/k_event.h"
+#include "core/hle/kernel/k_handle_table.h"
+#include "core/hle/kernel/k_memory_block.h"
+#include "core/hle/kernel/k_memory_layout.h"
+#include "core/hle/kernel/k_page_table.h"
+#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/k_readable_event.h"
+#include "core/hle/kernel/k_resource_limit.h"
+#include "core/hle/kernel/k_scheduler.h"
+#include "core/hle/kernel/k_scoped_resource_reservation.h"
+#include "core/hle/kernel/k_shared_memory.h"
+#include "core/hle/kernel/k_synchronization_object.h"
+#include "core/hle/kernel/k_thread.h"
+#include "core/hle/kernel/k_transfer_memory.h"
+#include "core/hle/kernel/k_writable_event.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/physical_core.h"
+#include "core/hle/kernel/svc.h"
+#include "core/hle/kernel/svc_results.h"
+#include "core/hle/kernel/svc_types.h"
+#include "core/hle/kernel/svc_wrap.h"
+#include "core/hle/lock.h"
+#include "core/hle/result.h"
+#include "core/memory.h"
+#include "core/reporter.h"
+
+namespace Kernel {
+
+enum class CodeMemoryOperation : u32 { Map = 0, MapToOwner = 1, Unmap = 2, UnmapFromOwner = 3 };
+
+class KCodeMemory final
+    : public KAutoObjectWithSlabHeapAndContainer<KCodeMemory, KAutoObjectWithList> {
+    KERNEL_AUTOOBJECT_TRAITS(KCodeMemory, KAutoObject);
+
+private:
+    KPageLinkedList m_page_group;
+    KProcess* m_owner;
+    VAddr m_address;
+    KLightLock m_lock;
+    bool m_is_initialized;
+    bool m_is_owner_mapped;
+    bool m_is_mapped;
+
+public:
+    explicit KCodeMemory(KernelCore& kernel_);
+
+    ResultCode Initialize(Core::DeviceMemory& device_memory, VAddr address, size_t size);
+    void Finalize();
+
+    ResultCode Map(VAddr address, size_t size);
+    ResultCode Unmap(VAddr address, size_t size);
+    ResultCode MapToOwner(VAddr address, size_t size, Svc::MemoryPermission perm);
+    ResultCode UnmapFromOwner(VAddr address, size_t size);
+
+    bool IsInitialized() const {
+        return m_is_initialized;
+    }
+    static void PostDestroy([[maybe_unused]] uintptr_t arg) {}
+
+    KProcess* GetOwner() const {
+        return m_owner;
+    }
+    VAddr GetSourceAddress() {
+        return m_address;
+    }
+    size_t GetSize() const {
+        return m_is_initialized ? m_page_group.GetNumPages() * PageSize : 0;
+    }
+};
+} // namespace Kernel
\ No newline at end of file