Merge pull request #296 from bunnei/misc-mem-fsp-fixes

Fix stack region, implement FSP GetSize/SetSize, and some stubs

src/core/file_sys/disk_filesystem.cpp

@@ -174,8 +174,9 @@ u64 Disk_Storage::GetSize() const {
 }
 
 bool Disk_Storage::SetSize(const u64 size) const {
-    LOG_WARNING(Service_FS, "(STUBBED) called");
-    return false;
+    file->Resize(size);
+    file->Flush();
+    return true;
 }
 
 Disk_Directory::Disk_Directory(const std::string& path) : directory() {

src/core/hle/kernel/hle_ipc.cpp

@@ -268,8 +268,11 @@ std::vector<u8> HLERequestContext::ReadBuffer() const {
 
 size_t HLERequestContext::WriteBuffer(const void* buffer, size_t size) const {
     const bool is_buffer_b{BufferDescriptorB().size() && BufferDescriptorB()[0].Size()};
-
-    ASSERT_MSG(size <= GetWriteBufferSize(), "Size %lx is too big", size);
+    const size_t buffer_size{GetWriteBufferSize()};
+    if (size > buffer_size) {
+        LOG_CRITICAL(Core, "size (%016zx) is greater than buffer_size (%016zx)", size, buffer_size);
+        size = buffer_size; // TODO(bunnei): This needs to be HW tested
+    }
 
     if (is_buffer_b) {
         Memory::WriteBlock(BufferDescriptorB()[0].Address(), buffer, size);

src/core/hle/kernel/process.cpp

@@ -121,8 +121,9 @@ void Process::Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size) {
     // TODO(bunnei): This is heap area that should be allocated by the kernel and not mapped as part
     // of the user address space.
     vm_manager
-        .MapMemoryBlock(Memory::STACK_VADDR, std::make_shared<std::vector<u8>>(stack_size, 0), 0,
-                        stack_size, MemoryState::Mapped)
+        .MapMemoryBlock(Memory::STACK_AREA_VADDR_END - stack_size,
+                        std::make_shared<std::vector<u8>>(stack_size, 0), 0, stack_size,
+                        MemoryState::Mapped)
         .Unwrap();
     misc_memory_used += stack_size;
     memory_region->used += stack_size;

src/core/hle/kernel/thread.cpp

@@ -342,7 +342,7 @@ SharedPtr<Thread> SetupMainThread(VAddr entry_point, u32 priority,
 
     // Initialize new "main" thread
     auto thread_res = Thread::Create("main", entry_point, priority, 0, THREADPROCESSORID_0,
-                                     Memory::STACK_VADDR_END, owner_process);
+                                     Memory::STACK_AREA_VADDR_END, owner_process);
 
     SharedPtr<Thread> thread = std::move(thread_res).Unwrap();
 

src/core/hle/service/filesystem/fsp_srv.cpp

@@ -72,8 +72,8 @@ public:
     explicit IFile(std::unique_ptr<FileSys::StorageBackend>&& backend)
         : ServiceFramework("IFile"), backend(std::move(backend)) {
         static const FunctionInfo functions[] = {
-            {0, &IFile::Read, "Read"}, {1, &IFile::Write, "Write"}, {2, nullptr, "Flush"},
-            {3, nullptr, "SetSize"},   {4, nullptr, "GetSize"},
+            {0, &IFile::Read, "Read"},       {1, &IFile::Write, "Write"},     {2, nullptr, "Flush"},
+            {3, &IFile::SetSize, "SetSize"}, {4, &IFile::GetSize, "GetSize"},
         };
         RegisterHandlers(functions);
     }
@@ -150,6 +150,25 @@ private:
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);
     }
+
+    void SetSize(Kernel::HLERequestContext& ctx) {
+        IPC::RequestParser rp{ctx};
+        const u64 size = rp.Pop<u64>();
+        backend->SetSize(size);
+        LOG_DEBUG(Service_FS, "called, size=%" PRIu64, size);
+
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(RESULT_SUCCESS);
+    }
+
+    void GetSize(Kernel::HLERequestContext& ctx) {
+        const u64 size = backend->GetSize();
+        LOG_DEBUG(Service_FS, "called, size=%" PRIu64, size);
+
+        IPC::ResponseBuilder rb{ctx, 4};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u64>(size);
+    }
 };
 
 class IDirectory final : public ServiceFramework<IDirectory> {

src/core/hle/service/hid/hid.cpp

@@ -185,6 +185,7 @@ public:
             {66, &Hid::StartSixAxisSensor, "StartSixAxisSensor"},
             {79, &Hid::SetGyroscopeZeroDriftMode, "SetGyroscopeZeroDriftMode"},
             {100, &Hid::SetSupportedNpadStyleSet, "SetSupportedNpadStyleSet"},
+            {101, &Hid::GetSupportedNpadStyleSet, "GetSupportedNpadStyleSet"},
             {102, &Hid::SetSupportedNpadIdType, "SetSupportedNpadIdType"},
             {103, &Hid::ActivateNpad, "ActivateNpad"},
             {106, &Hid::AcquireNpadStyleSetUpdateEventHandle,
@@ -265,6 +266,13 @@ private:
         LOG_WARNING(Service_HID, "(STUBBED) called");
     }
 
+    void GetSupportedNpadStyleSet(Kernel::HLERequestContext& ctx) {
+        IPC::ResponseBuilder rb{ctx, 3};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u32>(0);
+        LOG_WARNING(Service_HID, "(STUBBED) called");
+    }
+
     void SetSupportedNpadIdType(Kernel::HLERequestContext& ctx) {
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);

src/core/loader/elf.cpp

@@ -414,7 +414,7 @@ ResultStatus AppLoader_ELF::Load(Kernel::SharedPtr<Kernel::Process>& process) {
     process->resource_limit =
         Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
 
-    process->Run(codeset->entrypoint, 48, Memory::STACK_SIZE);
+    process->Run(codeset->entrypoint, 48, Memory::DEFAULT_STACK_SIZE);
 
     is_loaded = true;
     return ResultStatus::Success;

src/core/loader/nro.cpp

@@ -137,7 +137,7 @@ ResultStatus AppLoader_NRO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
     process->address_mappings = default_address_mappings;
     process->resource_limit =
         Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
-    process->Run(base_addr, 48, Memory::STACK_SIZE);
+    process->Run(base_addr, 48, Memory::DEFAULT_STACK_SIZE);
 
     is_loaded = true;
     return ResultStatus::Success;

src/core/loader/nso.cpp

@@ -165,7 +165,7 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
     process->address_mappings = default_address_mappings;
     process->resource_limit =
         Kernel::ResourceLimit::GetForCategory(Kernel::ResourceLimitCategory::APPLICATION);
-    process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Memory::STACK_SIZE);
+    process->Run(Memory::PROCESS_IMAGE_VADDR, 48, Memory::DEFAULT_STACK_SIZE);
 
     is_loaded = true;
     return ResultStatus::Success;

src/core/memory.h

@@ -162,12 +162,13 @@ enum : VAddr {
     TLS_AREA_VADDR = NEW_LINEAR_HEAP_VADDR_END,
     TLS_ENTRY_SIZE = 0x200,
     TLS_AREA_SIZE = 0x10000000,
-    TLS_ADREA_VADDR_END = TLS_AREA_VADDR + TLS_AREA_SIZE,
+    TLS_AREA_VADDR_END = TLS_AREA_VADDR + TLS_AREA_SIZE,
 
     /// Application stack
-    STACK_VADDR = TLS_ADREA_VADDR_END,
-    STACK_SIZE = 0x10000,
-    STACK_VADDR_END = STACK_VADDR + STACK_SIZE,
+    STACK_AREA_VADDR = TLS_AREA_VADDR_END,
+    STACK_AREA_SIZE = 0x10000000,
+    STACK_AREA_VADDR_END = STACK_AREA_VADDR + STACK_AREA_SIZE,
+    DEFAULT_STACK_SIZE = 0x100000,
 
     /// Application heap
     /// Size is confirmed to be a static value on fw 3.0.0