From 0954e76a261235107b2255c33de595d188570274 Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Sat, 3 Oct 2020 02:43:33 -0300
Subject: Improve BRX target detection heuristics (#1591)

---
 Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs')

diff --git a/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs b/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
index ace94442..59b6d1e5 100644
--- a/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
+++ b/Ryujinx.Graphics.Gpu/Memory/MemoryManager.cs
@@ -310,6 +310,16 @@ namespace Ryujinx.Graphics.Gpu.Memory
             return PteUnmapped;
         }
 
+        /// <summary>
+        /// Checks if a given page is mapped.
+        /// </summary>
+        /// <param name="gpuVa">GPU virtual address of the page to check</param>
+        /// <returns>True if the page is mapped, false otherwise</returns>
+        public bool IsMapped(ulong gpuVa)
+        {
+            return Translate(gpuVa) != PteUnmapped;
+        }
+
         /// <summary>
         /// Translates a GPU virtual address to a CPU virtual address.
         /// </summary>
-- 
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