1 files changed, 19 insertions, 0 deletions

diff --git a/src/core/hle/kernel/k_page_table.h b/src/core/hle/kernel/k_page_table.h
index b61a39145..bfabdf38c 100644
--- a/src/core/hle/kernel/k_page_table.h
+++ b/src/core/hle/kernel/k_page_table.h
@@ -164,6 +164,17 @@ private:
                                       attr_mask, attr, ignore_attr);
     }
 
+    ResultCode LockMemoryAndOpen(KPageLinkedList* out_pg, PAddr* out_paddr, VAddr addr, size_t size,
+                                 KMemoryState state_mask, KMemoryState state,
+                                 KMemoryPermission perm_mask, KMemoryPermission perm,
+                                 KMemoryAttribute attr_mask, KMemoryAttribute attr,
+                                 KMemoryPermission new_perm, KMemoryAttribute lock_attr);
+    ResultCode UnlockMemory(VAddr addr, size_t size, KMemoryState state_mask, KMemoryState state,
+                            KMemoryPermission perm_mask, KMemoryPermission perm,
+                            KMemoryAttribute attr_mask, KMemoryAttribute attr,
+                            KMemoryPermission new_perm, KMemoryAttribute lock_attr,
+                            const KPageLinkedList* pg);
+
     ResultCode MakePageGroup(KPageLinkedList& pg, VAddr addr, size_t num_pages);
 
     bool IsLockedByCurrentThread() const {
@@ -176,6 +187,14 @@ private:
         return layout.IsHeapPhysicalAddress(cached_physical_heap_region, phys_addr);
     }
 
+    bool GetPhysicalAddressLocked(PAddr* out, VAddr virt_addr) const {
+        ASSERT(this->IsLockedByCurrentThread());
+
+        *out = GetPhysicalAddr(virt_addr);
+
+        return *out != 0;
+    }
+
     mutable KLightLock general_lock;
     mutable KLightLock map_physical_memory_lock;