From a5f928084123c2b4862bcc9c9977ffb7898f3734 Mon Sep 17 00:00:00 2001
From: Stephen Miller <56742918+StevenMiller123@users.noreply.github.com>
Date: Mon, 1 Dec 2025 02:21:19 -0600
Subject: [PATCH] Return CPU mode based on param.sfo attributes (#3846)

Values are based on hardware observations.
---
 src/core/libraries/kernel/process.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/core/libraries/kernel/process.cpp b/src/core/libraries/kernel/process.cpp
index 02da041c3..e88446e02 100644
--- a/src/core/libraries/kernel/process.cpp
+++ b/src/core/libraries/kernel/process.cpp
@@ -42,6 +42,16 @@ s32 PS4_SYSV_ABI sceKernelGetCompiledSdkVersion(s32* ver) {
 }
 
 s32 PS4_SYSV_ABI sceKernelGetCpumode() {
+    LOG_DEBUG(Lib_Kernel, "called");
+    auto& attrs = Common::ElfInfo::Instance().GetPSFAttributes();
+    u32 is_cpu6 = attrs.six_cpu_mode.Value();
+    u32 is_cpu7 = attrs.seven_cpu_mode.Value();
+    if (is_cpu6 == 1 && is_cpu7 == 1) {
+        return 2;
+    }
+    if (is_cpu7 == 1) {
+        return 5;
+    }
     return 0;
 }