From e89ea8577debfdfb15c934878ba8d30269c7f067 Mon Sep 17 00:00:00 2001
From: cadolphe <cadolphe@amd.com>
Date: Fri, 15 Mar 2024 18:35:38 -0400
Subject: [PATCH] SWDEV-446726 - Disable large bar for 32 bit windows

When large bar is enabled, persistent memory leads to overallocation for 32 bit architecture.

Change-Id: Iae39359d8128588de02e42d77fe58e868b8e71fd


[ROCm/clr commit: bc80802c1aacbf83672b07202f2133132ad108ff]
---
 projects/clr/rocclr/device/pal/paldevice.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/projects/clr/rocclr/device/pal/paldevice.cpp b/projects/clr/rocclr/device/pal/paldevice.cpp
index 91424d7fba..20a39e9e0e 100644
--- a/projects/clr/rocclr/device/pal/paldevice.cpp
+++ b/projects/clr/rocclr/device/pal/paldevice.cpp
@@ -663,12 +663,16 @@ void NullDevice::fillDeviceInfo(const Pal::DeviceProperties& palProp,
     // Enable StreamWrite and StreamWait for all devices
     info_.aqlBarrierValue_ = true;
 
+#if defined(_WIN64)
     if (amd::IS_HIP) {
       info_.largeBar_ = false;
     } else if (heaps[Pal::GpuHeapInvisible].logicalSize == 0) {
       info_.largeBar_ = true;
       ClPrint(amd::LOG_INFO, amd::LOG_INIT, "Resizable bar enabled");
     }
+#else   // !_WIN64
+    info_.largeBar_ = false;
+#endif  // _WIN64
   }
   info_.virtualMemoryManagement_ = true;
   info_.virtualMemAllocGranularity_ =