From 5e9678c8fad4625026268e457f4c3e23bdc22697 Mon Sep 17 00:00:00 2001
From: TSRBerry <20988865+TSRBerry@users.noreply.github.com>
Date: Wed, 9 Aug 2023 23:27:45 +0200
Subject: Allow access to code memory for exefs mods (#5518)

* Allow access to code memory for exefs mods

* Add ASLR workaround for Skyline

* Hardcode allowCodeMemoryForJit to true
---
 src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs')

diff --git a/src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs b/src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs
index d14a013a..292a5c12 100644
--- a/src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs
+++ b/src/Ryujinx.HLE/Loaders/Processes/ProcessLoaderHelper.cs
@@ -28,6 +28,11 @@ namespace Ryujinx.HLE.Loaders.Processes
 {
     static class ProcessLoaderHelper
     {
+        // NOTE: If you want to change this value make sure to increment the InternalVersion of Ptc and PtcProfiler.
+        //       You also need to add a new migration path and adjust the existing ones.
+        // TODO: Remove this workaround when ASLR is implemented.
+        private const ulong CodeStartOffset = 0x500000UL;
+
         public static LibHac.Result RegisterProgramMapInfo(Switch device, PartitionFileSystem partitionFileSystem)
         {
             ulong applicationId = 0;
@@ -242,7 +247,7 @@ namespace Ryujinx.HLE.Loaders.Processes
 
             ulong argsStart = 0;
             uint argsSize = 0;
-            ulong codeStart = (meta.Flags & 1) != 0 ? 0x8000000UL : 0x200000UL;
+            ulong codeStart = ((meta.Flags & 1) != 0 ? 0x8000000UL : 0x200000UL) + CodeStartOffset;
             uint codeSize = 0;
 
             var buildIds = executables.Select(e => (e switch
-- 
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