From bca88685bd75fa0bc5ad79d5e86193faebf21ae9 Mon Sep 17 00:00:00 2001
From: Billy Laws <blaws05@gmail.com>
Date: Thu, 12 May 2022 17:38:06 +0100
Subject: [PATCH] Stub nvdrv {Get,Dump}Status

---
 .../skyline/services/nvdrv/INvDrvServices.cpp   | 17 +++++++++++++++++
 .../cpp/skyline/services/nvdrv/INvDrvServices.h | 13 +++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.cpp b/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.cpp
index b7f52bba..e7578412 100644
--- a/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.cpp
+++ b/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.cpp
@@ -133,10 +133,27 @@ namespace skyline::service::nvdrv {
             return NVRESULT(driver.Ioctl3(fd, ioctl, *buf, inlineBuf));
     }
 
+    Result INvDrvServices::GetStatus(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
+        struct Status {
+            u32 freeSize;
+            u32 allocatableSize;
+            u32 minimumFreeSize;
+            u32 minimumAllocatableSize;
+            u32 reserved;
+        };
+
+        // Return empty values since we don't use the transfer memory for allocations
+        response.Push<Status>({});
+        return NVRESULT(NvResult::Success);
+    }
+
     Result INvDrvServices::SetAruid(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
         return NVRESULT(NvResult::Success);
     }
 
+    Result INvDrvServices::DumpStatus(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
+        return {};
+    }
 
     Result INvDrvServices::SetGraphicsFirmwareMemoryMarginEnabled(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
         return {};
diff --git a/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.h b/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.h
index 86a297c6..a699b57c 100644
--- a/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.h
+++ b/app/src/main/cpp/skyline/services/nvdrv/INvDrvServices.h
@@ -53,12 +53,23 @@ namespace skyline::service::nvdrv {
          */
         Result QueryEvent(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
 
+        /**
+         * @brief Returns info about the usage of the transfer memory by the internal allocator
+         * @url https://switchbrew.org/wiki/NV_services#GetStatus
+         */
+        Result GetStatus(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
+
         /**
          * @brief Sets the AppletResourceUserId which matches the PID
          * @url https://switchbrew.org/wiki/NV_services#SetAruid
          */
         Result SetAruid(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
 
+        /**
+         * @url https://switchbrew.org/wiki/NV_services#DumpStatus
+         */
+        Result DumpStatus(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
+
         /**
          * @brief Perform an IOCTL on the specified FD with an extra input buffer
          * @url https://switchbrew.org/wiki/NV_services#Ioctl2
@@ -83,7 +94,9 @@ namespace skyline::service::nvdrv {
             SFUNC(0x2, INvDrvServices, Close),
             SFUNC(0x3, INvDrvServices, Initialize),
             SFUNC(0x4, INvDrvServices, QueryEvent),
+            SFUNC(0x6, INvDrvServices, GetStatus),
             SFUNC(0x8, INvDrvServices, SetAruid),
+            SFUNC(0x9, INvDrvServices, DumpStatus),
             SFUNC(0xB, INvDrvServices, Ioctl2),
             SFUNC(0xC, INvDrvServices, Ioctl3),
             SFUNC(0xD, INvDrvServices, SetGraphicsFirmwareMemoryMarginEnabled)