From ad7c41ba5c0729de45626b549e79df697f46ae24 Mon Sep 17 00:00:00 2001
From: Stephen Miller <millerste004@gmail.com>
Date: Mon, 21 Apr 2025 15:50:19 -0500
Subject: [PATCH] Stub some ioctl commands properly

---
 src/core/devices/gc_device.cpp | 30 ++++++++++++++++++++++++++++--
 src/core/devices/gc_device.h   |  8 ++++++++
 2 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/src/core/devices/gc_device.cpp b/src/core/devices/gc_device.cpp
index 684f414b1..866a72675 100644
--- a/src/core/devices/gc_device.cpp
+++ b/src/core/devices/gc_device.cpp
@@ -11,8 +11,34 @@ std::shared_ptr<BaseDevice> GcDevice::Create(u32 handle, const char*, int, u16)
         reinterpret_cast<Devices::BaseDevice*>(new GcDevice(handle)));
 }
 
-int GcDevice::ioctl(u64 cmd, Common::VaCtx* args) {
-    LOG_ERROR(Kernel_Pthread, "(STUBBED) cmd = {:#x} called", cmd);
+s32 GcDevice::ioctl(u64 cmd, Common::VaCtx* args) {
+    auto command = GcCommands(cmd);
+    switch(command) {
+    case GcCommands::AreSubmitsAllowed: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl sceGnmAreSubmitsAllowed", cmd);
+        break;
+    }
+    case GcCommands::GetCuMask: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl get cu mask", cmd);
+        break;
+    }
+    case GcCommands::GetNumTcaUnits: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl sceGnmGetNumTcaUnits", cmd);
+        break;
+    }
+    case GcCommands::MipStatsReport: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl sceGnmMipStatsReport", cmd);
+        break;
+    }
+    case GcCommands::SetGsRingSizes: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl sceGnmSetGsRingSizes", cmd);
+        break;
+    }
+    default: {
+        LOG_ERROR(Lib_GnmDriver, "unhandled ioctl cmd = {:#x} called", cmd);
+        break;
+    }
+    }
     return 0;
 }
 
diff --git a/src/core/devices/gc_device.h b/src/core/devices/gc_device.h
index 93ac04fde..2541b7c45 100644
--- a/src/core/devices/gc_device.h
+++ b/src/core/devices/gc_device.h
@@ -28,6 +28,14 @@ public:
     int ftruncate(s64 length) override;
     int getdents(void* buf, u32 nbytes, s64* basep) override;
     s64 pwrite(const void* buf, size_t nbytes, u64 offset) override;
+private:
+    enum class GcCommands : u64 {
+        GetNumTcaUnits = 0xc004811f,
+        SetGsRingSizes = 0xc00c8110,
+        MipStatsReport = 0xc0848119,
+        AreSubmitsAllowed = 0xc008811b,
+        GetCuMask = 0xc010810b,
+    };
 };
 
 } // namespace Core::Devices
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