arm: corrected declarations

src/core/memory.cpp

@@ -1183,9 +1183,9 @@ bool Memory::Remap(u64 guest_addr, u32 size, ArmNce& arm_nce) {
 void Memory::ReclaimUnusedMemory(ArmNce& arm_nce) {
     std::lock_guard<std::mutex> lock(arm_nce.m_tlb_mutex); // Correct usage of lock_guard
 
-    const auto& tlb_entries = arm_nce.GetTlbEntries();
+    auto& tlb_entries = arm_nce.GetTlbEntries();
 
-    for (const auto& entry : tlb_entries) {
+    for (auto& entry : tlb_entries) {
         if (entry.valid && entry.ref_count == 0) {
             // Unmap the memory region
             UnmapRegion(*impl->current_page_table, entry.guest_addr, entry.size, false);
@@ -1194,7 +1194,7 @@ void Memory::ReclaimUnusedMemory(ArmNce& arm_nce) {
             std::free(reinterpret_cast<void*>(entry.host_addr));
 
             // Invalidate the TLB entry
-            const_cast<TlbEntry&>(entry).valid = false;
+            entry.valid = false;
 
             LOG_INFO(Core_Memory, "Reclaimed memory for address {:X}", entry.guest_addr);
         }

src/core/memory.h

@@ -14,6 +14,7 @@
 #include "common/typed_address.h"
 #include "core/guest_memory.h"
 #include "core/hle/result.h"
+#include "core/arm/nce/arm_nce.h" // Include ArmNce header
 
 namespace Common {
 enum class MemoryPermission : u32;
@@ -52,6 +53,17 @@ enum : u64 {
     DEFAULT_STACK_SIZE = 0x100000,
 };
 
+struct TlbEntry {
+    u64 guest_addr;
+    u64 host_addr;
+    u32 size;
+    bool valid;
+    bool writable;
+    u32 access_count;
+    std::chrono::steady_clock::time_point last_access_time;
+    u32 ref_count= 0;
+};
+
 /// Central class that handles all memory operations and state.
 class Memory {
 public:
@@ -502,11 +514,29 @@ public:
      */
     bool Remap(u64 guest_addr, u32 size);
 
+    /**
+     * Remaps a region of the emulated process address space.
+     *
+     * @param guest_addr The address to begin remapping at.
+     * @param size       The amount of bytes to remap.
+     * @param arm_nce    The ArmNce instance to use for TLB entries.
+     *
+     * @returns True if remapping is successful, false otherwise.
+     */
+    bool Remap(u64 guest_addr, u32 size, ArmNce& arm_nce);
+
     /**
      * Reclaims memory from pages that are no longer used.
      */
     void ReclaimUnusedMemory();
 
+    /**
+     * Reclaims memory from pages that are no longer used.
+     *
+     * @param arm_nce The ArmNce instance to use for TLB entries.
+     */
+    void ReclaimUnusedMemory(ArmNce& arm_nce);
+
 private:
     Core::System& system;
 

src/video_core/memory_manager.cpp

@@ -15,6 +15,7 @@
 #include "video_core/memory_manager.h"
 #include "video_core/rasterizer_interface.h"
 #include "video_core/renderer_base.h"
+#include "core/arm/nce/arm_nce.h"
 
 namespace Tegra {
 using Tegra::Memory::GuestMemoryFlags;
@@ -785,3 +786,28 @@ u8* MemoryManager::GetSpan(const GPUVAddr src_addr, const std::size_t size) {
 }
 
 } // namespace Tegra
+
+namespace Core::Memory {
+
+void Memory::ReclaimUnusedMemory(ArmNce& arm_nce) {
+    std::lock_guard<std::mutex> lock(arm_nce.m_tlb_mutex); // Correct usage of lock_guard
+
+    const auto& tlb_entries = arm_nce.GetTlbEntries();
+
+    for (const auto& entry : tlb_entries) {
+        if (entry.valid && entry.ref_count == 0) {
+            // Unmap the memory region
+            UnmapRegion(*impl->current_page_table, entry.guest_addr, entry.size, false);
+
+            // Free the memory
+            std::free(reinterpret_cast<void*>(entry.host_addr));
+
+            // Invalidate the TLB entry
+            const_cast<TlbEntry&>(entry).valid = false;
+
+            LOG_INFO(Core_Memory, "Reclaimed memory for address {:X}", entry.guest_addr);
+        }
+    }
+}
+
+} // namespace Core::Memory