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Merge pull request #2374 from lioncash/pagetable

Browse source 
core: Reorganize boot order
This commit is contained in:
bunnei 2019-04-19 19:09:20 -04:00 committed by GitHub
commit 40dc893c37
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GPG key ID: 4AEE18F83AFDEB23
38 changed files with 253 additions and 177 deletions
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14
src/core/arm/arm_interface.h
View file

@ -7,6 +7,10 @@
#include <array>
#include "common/common_types.h"
namespace Common {
struct PageTable;
}
namespace Kernel {
enum class VMAPermission : u8;
}
@ -49,8 +53,14 @@ public:
/// Clear all instruction cache
virtual void ClearInstructionCache() = 0;
/// Notify CPU emulation that page tables have changed
virtual void PageTableChanged() = 0;
/// Notifies CPU emulation that the current page table has changed.
///
/// @param new_page_table The new page table.
/// @param new_address_space_size_in_bits The new usable size of the address space in bits.
/// This can be either 32, 36, or 39 on official software.
///
virtual void PageTableChanged(Common::PageTable& new_page_table,
std::size_t new_address_space_size_in_bits) = 0;
/**
* Set the Program Counter to an address

23
src/core/arm/dynarmic/arm_dynarmic.cpp
View file

@ -14,7 +14,6 @@
#include "core/core_timing.h"
#include "core/core_timing_util.h"
#include "core/gdbstub/gdbstub.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/svc.h"
#include "core/hle/kernel/vm_manager.h"
@ -129,18 +128,16 @@ public:
u64 tpidr_el0 = 0;
};
std::unique_ptr<Dynarmic::A64::Jit> ARM_Dynarmic::MakeJit() const {
auto* current_process = system.Kernel().CurrentProcess();
auto** const page_table = current_process->VMManager().page_table.pointers.data();
std::unique_ptr<Dynarmic::A64::Jit> ARM_Dynarmic::MakeJit(Common::PageTable& page_table,
std::size_t address_space_bits) const {
Dynarmic::A64::UserConfig config;
// Callbacks
config.callbacks = cb.get();
// Memory
config.page_table = reinterpret_cast<void**>(page_table);
config.page_table_address_space_bits = current_process->VMManager().GetAddressSpaceWidth();
config.page_table = reinterpret_cast<void**>(page_table.pointers.data());
config.page_table_address_space_bits = address_space_bits;
config.silently_mirror_page_table = false;
// Multi-process state
@ -176,12 +173,7 @@ ARM_Dynarmic::ARM_Dynarmic(System& system, ExclusiveMonitor& exclusive_monitor,
std::size_t core_index)
: cb(std::make_unique<ARM_Dynarmic_Callbacks>(*this)), inner_unicorn{system},
core_index{core_index}, system{system},
exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {
ThreadContext ctx{};
inner_unicorn.SaveContext(ctx);
PageTableChanged();
LoadContext(ctx);
}
exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
ARM_Dynarmic::~ARM_Dynarmic() = default;
@ -276,8 +268,9 @@ void ARM_Dynarmic::ClearExclusiveState() {
jit->ClearExclusiveState();
}
void ARM_Dynarmic::PageTableChanged() {
jit = MakeJit();
void ARM_Dynarmic::PageTableChanged(Common::PageTable& page_table,
std::size_t new_address_space_size_in_bits) {
jit = MakeJit(page_table, new_address_space_size_in_bits);
}
DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(std::size_t core_count) : monitor(core_count) {}

6
src/core/arm/dynarmic/arm_dynarmic.h
View file

@ -48,10 +48,12 @@ public:
void ClearExclusiveState() override;
void ClearInstructionCache() override;
void PageTableChanged() override;
void PageTableChanged(Common::PageTable& new_page_table,
std::size_t new_address_space_size_in_bits) override;
private:
std::unique_ptr<Dynarmic::A64::Jit> MakeJit() const;
std::unique_ptr<Dynarmic::A64::Jit> MakeJit(Common::PageTable& page_table,
std::size_t address_space_bits) const;
friend class ARM_Dynarmic_Callbacks;
std::unique_ptr<ARM_Dynarmic_Callbacks> cb;

2
src/core/arm/unicorn/arm_unicorn.h
View file

@ -41,7 +41,7 @@ public:
void Run() override;
void Step() override;
void ClearInstructionCache() override;
void PageTableChanged() override{};
void PageTableChanged(Common::PageTable&, std::size_t) override {}
void RecordBreak(GDBStub::BreakpointAddress bkpt);
private:

33
src/core/core.cpp
View file

@ -3,9 +3,7 @@
// Refer to the license.txt file included.
#include <array>
#include <map>
#include <memory>
#include <thread>
#include <utility>
#include "common/file_util.h"
@ -38,8 +36,6 @@
#include "frontend/applets/software_keyboard.h"
#include "frontend/applets/web_browser.h"
#include "video_core/debug_utils/debug_utils.h"
#include "video_core/gpu_asynch.h"
#include "video_core/gpu_synch.h"
#include "video_core/renderer_base.h"
#include "video_core/video_core.h"
@ -81,7 +77,7 @@ FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
return vfs->OpenFile(path, FileSys::Mode::Read);
}
struct System::Impl {
explicit Impl(System& system) : kernel{system} {}
explicit Impl(System& system) : kernel{system}, cpu_core_manager{system} {}
Cpu& CurrentCpuCore() {
return cpu_core_manager.GetCurrentCore();
@ -99,6 +95,7 @@ struct System::Impl {
LOG_DEBUG(HW_Memory, "initialized OK");
core_timing.Initialize();
cpu_core_manager.Initialize();
kernel.Initialize();
const auto current_time = std::chrono::duration_cast<std::chrono::seconds>(
@ -120,9 +117,6 @@ struct System::Impl {
if (web_browser == nullptr)
web_browser = std::make_unique<Core::Frontend::DefaultWebBrowserApplet>();
auto main_process = Kernel::Process::Create(system, "main");
kernel.MakeCurrentProcess(main_process.get());
telemetry_session = std::make_unique<Core::TelemetrySession>();
service_manager = std::make_shared<Service::SM::ServiceManager>();
@ -134,16 +128,10 @@ struct System::Impl {
return ResultStatus::ErrorVideoCore;
}
gpu_core = VideoCore::CreateGPU(system);
is_powered_on = true;
if (Settings::values.use_asynchronous_gpu_emulation) {
gpu_core = std::make_unique<VideoCommon::GPUAsynch>(system, *renderer);
} else {
gpu_core = std::make_unique<VideoCommon::GPUSynch>(system, *renderer);
}
cpu_core_manager.Initialize(system);
LOG_DEBUG(Core, "Initialized OK");
// Reset counters and set time origin to current frame
@ -179,7 +167,8 @@ struct System::Impl {
return init_result;
}
const Loader::ResultStatus load_result{app_loader->Load(*kernel.CurrentProcess())};
auto main_process = Kernel::Process::Create(system, "main");
const auto [load_result, load_parameters] = app_loader->Load(*main_process);
if (load_result != Loader::ResultStatus::Success) {
LOG_CRITICAL(Core, "Failed to load ROM (Error {})!", static_cast<int>(load_result));
Shutdown();
@ -187,6 +176,16 @@ struct System::Impl {
return static_cast<ResultStatus>(static_cast<u32>(ResultStatus::ErrorLoader) +
static_cast<u32>(load_result));
}
kernel.MakeCurrentProcess(main_process.get());
// Main process has been loaded and been made current.
// Begin GPU and CPU execution.
gpu_core->Start();
cpu_core_manager.StartThreads();
// All threads are started, begin main process execution, now that we're in the clear.
main_process->Run(load_parameters->main_thread_priority,
load_parameters->main_thread_stack_size);
status = ResultStatus::Success;
return status;

6
src/core/cpu_core_manager.cpp
View file

@ -19,17 +19,19 @@ void RunCpuCore(const System& system, Cpu& cpu_state) {
}
} // Anonymous namespace
CpuCoreManager::CpuCoreManager() = default;
CpuCoreManager::CpuCoreManager(System& system) : system{system} {}
CpuCoreManager::~CpuCoreManager() = default;
void CpuCoreManager::Initialize(System& system) {
void CpuCoreManager::Initialize() {
barrier = std::make_unique<CpuBarrier>();
exclusive_monitor = Cpu::MakeExclusiveMonitor(cores.size());
for (std::size_t index = 0; index < cores.size(); ++index) {
cores[index] = std::make_unique<Cpu>(system, *exclusive_monitor, *barrier, index);
}
}
void CpuCoreManager::StartThreads() {
// Create threads for CPU cores 1-3, and build thread_to_cpu map
// CPU core 0 is run on the main thread
thread_to_cpu[std::this_thread::get_id()] = cores[0].get();

7
src/core/cpu_core_manager.h
View file

@ -18,7 +18,7 @@ class System;
class CpuCoreManager {
public:
CpuCoreManager();
explicit CpuCoreManager(System& system);
CpuCoreManager(const CpuCoreManager&) = delete;
CpuCoreManager(CpuCoreManager&&) = delete;
@ -27,7 +27,8 @@ public:
CpuCoreManager& operator=(const CpuCoreManager&) = delete;
CpuCoreManager& operator=(CpuCoreManager&&) = delete;
void Initialize(System& system);
void Initialize();
void StartThreads();
void Shutdown();
Cpu& GetCore(std::size_t index);
@ -54,6 +55,8 @@ private:
/// Map of guest threads to CPU cores
std::map<std::thread::id, Cpu*> thread_to_cpu;
System& system;
};
} // namespace Core

7
src/core/hle/kernel/kernel.cpp
View file

@ -182,7 +182,12 @@ void KernelCore::AppendNewProcess(SharedPtr<Process> process) {
void KernelCore::MakeCurrentProcess(Process* process) {
impl->current_process = process;
Memory::SetCurrentPageTable(&process->VMManager().page_table);
if (process == nullptr) {
return;
}
Memory::SetCurrentPageTable(*process);
}
Process* KernelCore::CurrentProcess() {

17
src/core/hle/kernel/process.cpp
View file

@ -28,12 +28,12 @@ namespace {
*
* @param owner_process The parent process for the main thread
* @param kernel The kernel instance to create the main thread under.
* @param entry_point The address at which the thread should start execution
* @param priority The priority to give the main thread
*/
void SetupMainThread(Process& owner_process, KernelCore& kernel, VAddr entry_point, u32 priority) {
// Initialize new "main" thread
const VAddr stack_top = owner_process.VMManager().GetTLSIORegionEndAddress();
void SetupMainThread(Process& owner_process, KernelCore& kernel, u32 priority) {
const auto& vm_manager = owner_process.VMManager();
const VAddr entry_point = vm_manager.GetCodeRegionBaseAddress();
const VAddr stack_top = vm_manager.GetTLSIORegionEndAddress();
auto thread_res = Thread::Create(kernel, "main", entry_point, priority, 0,
owner_process.GetIdealCore(), stack_top, owner_process);
@ -105,8 +105,6 @@ ResultCode Process::LoadFromMetadata(const FileSys::ProgramMetadata& metadata) {
is_64bit_process = metadata.Is64BitProgram();
vm_manager.Reset(metadata.GetAddressSpaceType());
// Ensure that the potentially resized page table is seen by CPU backends.
Memory::SetCurrentPageTable(&vm_manager.page_table);
const auto& caps = metadata.GetKernelCapabilities();
const auto capability_init_result =
@ -118,7 +116,7 @@ ResultCode Process::LoadFromMetadata(const FileSys::ProgramMetadata& metadata) {
return handle_table.SetSize(capabilities.GetHandleTableSize());
}
void Process::Run(VAddr entry_point, s32 main_thread_priority, u64 stack_size) {
void Process::Run(s32 main_thread_priority, u64 stack_size) {
// The kernel always ensures that the given stack size is page aligned.
main_thread_stack_size = Common::AlignUp(stack_size, Memory::PAGE_SIZE);
@ -134,7 +132,7 @@ void Process::Run(VAddr entry_point, s32 main_thread_priority, u64 stack_size) {
vm_manager.LogLayout();
ChangeStatus(ProcessStatus::Running);
SetupMainThread(*this, kernel, entry_point, main_thread_priority);
SetupMainThread(*this, kernel, main_thread_priority);
}
void Process::PrepareForTermination() {
@ -241,9 +239,6 @@ void Process::LoadModule(CodeSet module_, VAddr base_addr) {
MapSegment(module_.DataSegment(), VMAPermission::ReadWrite, MemoryState::CodeData);
code_memory_size += module_.memory.size();
// Clear instruction cache in CPU JIT
system.InvalidateCpuInstructionCaches();
}
Process::Process(Core::System& system)

7
src/core/hle/kernel/process.h
View file

@ -225,9 +225,12 @@ public:
ResultCode LoadFromMetadata(const FileSys::ProgramMetadata& metadata);
/**
* Applies address space changes and launches the process main thread.
* Starts the main application thread for this process.
*
* @param main_thread_priority The priority for the main thread.
* @param stack_size The stack size for the main thread in bytes.
*/
void Run(VAddr entry_point, s32 main_thread_priority, u64 stack_size);
void Run(s32 main_thread_priority, u64 stack_size);
/**
* Prepares a process for termination by stopping all of its threads

40
src/core/loader/deconstructed_rom_directory.cpp
View file

@ -86,25 +86,29 @@ FileType AppLoader_DeconstructedRomDirectory::IdentifyType(const FileSys::Virtua
return FileType::Error;
}
ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process) {
AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirectory::Load(
Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
if (dir == nullptr) {
if (file == nullptr)
return ResultStatus::ErrorNullFile;
if (file == nullptr) {
return {ResultStatus::ErrorNullFile, {}};
}
dir = file->GetContainingDirectory();
}
// Read meta to determine title ID
FileSys::VirtualFile npdm = dir->GetFile("main.npdm");
if (npdm == nullptr)
return ResultStatus::ErrorMissingNPDM;
if (npdm == nullptr) {
return {ResultStatus::ErrorMissingNPDM, {}};
}
ResultStatus result = metadata.Load(npdm);
const ResultStatus result = metadata.Load(npdm);
if (result != ResultStatus::Success) {
return result;
return {result, {}};
}
if (override_update) {
@ -114,23 +118,24 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process)
// Reread in case PatchExeFS affected the main.npdm
npdm = dir->GetFile("main.npdm");
if (npdm == nullptr)
return ResultStatus::ErrorMissingNPDM;
if (npdm == nullptr) {
return {ResultStatus::ErrorMissingNPDM, {}};
}
ResultStatus result2 = metadata.Load(npdm);
const ResultStatus result2 = metadata.Load(npdm);
if (result2 != ResultStatus::Success) {
return result2;
return {result2, {}};
}
metadata.Print();
const FileSys::ProgramAddressSpaceType arch_bits{metadata.GetAddressSpaceType()};
if (arch_bits == FileSys::ProgramAddressSpaceType::Is32Bit ||
arch_bits == FileSys::ProgramAddressSpaceType::Is32BitNoMap) {
return ResultStatus::Error32BitISA;
return {ResultStatus::Error32BitISA, {}};
}
if (process.LoadFromMetadata(metadata).IsError()) {
return ResultStatus::ErrorUnableToParseKernelMetadata;
return {ResultStatus::ErrorUnableToParseKernelMetadata, {}};
}
const FileSys::PatchManager pm(metadata.GetTitleID());
@ -150,7 +155,7 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process)
const auto tentative_next_load_addr =
AppLoader_NSO::LoadModule(process, *module_file, load_addr, should_pass_arguments, pm);
if (!tentative_next_load_addr) {
return ResultStatus::ErrorLoadingNSO;
return {ResultStatus::ErrorLoadingNSO, {}};
}
next_load_addr = *tentative_next_load_addr;
@ -159,8 +164,6 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process)
GDBStub::RegisterModule(module, load_addr, next_load_addr - 1, false);
}
process.Run(base_address, metadata.GetMainThreadPriority(), metadata.GetMainThreadStackSize());
// Find the RomFS by searching for a ".romfs" file in this directory
const auto& files = dir->GetFiles();
const auto romfs_iter =
@ -175,7 +178,8 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(Kernel::Process& process)
}
is_loaded = true;
return ResultStatus::Success;
return {ResultStatus::Success,
LoadParameters{metadata.GetMainThreadPriority(), metadata.GetMainThreadStackSize()}};
}
ResultStatus AppLoader_DeconstructedRomDirectory::ReadRomFS(FileSys::VirtualFile& dir) {

2
src/core/loader/deconstructed_rom_directory.h
View file

@ -37,7 +37,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadRomFS(FileSys::VirtualFile& dir) override;
ResultStatus ReadIcon(std::vector<u8>& buffer) override;

15
src/core/loader/elf.cpp
View file

@ -382,13 +382,15 @@ FileType AppLoader_ELF::IdentifyType(const FileSys::VirtualFile& file) {
return FileType::Error;
}
ResultStatus AppLoader_ELF::Load(Kernel::Process& process) {
if (is_loaded)
return ResultStatus::ErrorAlreadyLoaded;
AppLoader_ELF::LoadResult AppLoader_ELF::Load(Kernel::Process& process) {
if (is_loaded) {
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
std::vector<u8> buffer = file->ReadAllBytes();
if (buffer.size() != file->GetSize())
return ResultStatus::ErrorIncorrectELFFileSize;
if (buffer.size() != file->GetSize()) {
return {ResultStatus::ErrorIncorrectELFFileSize, {}};
}
const VAddr base_address = process.VMManager().GetCodeRegionBaseAddress();
ElfReader elf_reader(&buffer[0]);
@ -396,10 +398,9 @@ ResultStatus AppLoader_ELF::Load(Kernel::Process& process) {
const VAddr entry_point = codeset.entrypoint;
process.LoadModule(std::move(codeset), entry_point);
process.Run(entry_point, 48, Memory::DEFAULT_STACK_SIZE);
is_loaded = true;
return ResultStatus::Success;
return {ResultStatus::Success, LoadParameters{48, Memory::DEFAULT_STACK_SIZE}};
}
} // namespace Loader

2
src/core/loader/elf.h
View file

@ -26,7 +26,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
};
} // namespace Loader

8
src/core/loader/loader.h
View file

@ -131,6 +131,12 @@ std::ostream& operator<<(std::ostream& os, ResultStatus status);
/// Interface for loading an application
class AppLoader : NonCopyable {
public:
struct LoadParameters {
s32 main_thread_priority;
u64 main_thread_stack_size;
};
using LoadResult = std::pair<ResultStatus, std::optional<LoadParameters>>;
explicit AppLoader(FileSys::VirtualFile file);
virtual ~AppLoader();
@ -145,7 +151,7 @@ public:
* @param process The newly created process.
* @return The status result of the operation.
*/
virtual ResultStatus Load(Kernel::Process& process) = 0;
virtual LoadResult Load(Kernel::Process& process) = 0;
/**
* Loads the system mode that this application needs.

30
src/core/loader/nax.cpp
View file

@ -41,31 +41,37 @@ FileType AppLoader_NAX::GetFileType() const {
return IdentifyTypeImpl(*nax);
}
ResultStatus AppLoader_NAX::Load(Kernel::Process& process) {
AppLoader_NAX::LoadResult AppLoader_NAX::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
if (nax->GetStatus() != ResultStatus::Success)
return nax->GetStatus();
const auto nax_status = nax->GetStatus();
if (nax_status != ResultStatus::Success) {
return {nax_status, {}};
}
const auto nca = nax->AsNCA();
if (nca == nullptr) {
if (!Core::Crypto::KeyManager::KeyFileExists(false))
return ResultStatus::ErrorMissingProductionKeyFile;
return ResultStatus::ErrorNAXInconvertibleToNCA;
if (!Core::Crypto::KeyManager::KeyFileExists(false)) {
return {ResultStatus::ErrorMissingProductionKeyFile, {}};
}
return {ResultStatus::ErrorNAXInconvertibleToNCA, {}};
}
if (nca->GetStatus() != ResultStatus::Success)
return nca->GetStatus();
const auto nca_status = nca->GetStatus();
if (nca_status != ResultStatus::Success) {
return {nca_status, {}};
}
const auto result = nca_loader->Load(process);
if (result != ResultStatus::Success)
if (result.first != ResultStatus::Success) {
return result;
}
is_loaded = true;
return ResultStatus::Success;
return result;
}
ResultStatus AppLoader_NAX::ReadRomFS(FileSys::VirtualFile& dir) {

2
src/core/loader/nax.h
View file

@ -33,7 +33,7 @@ public:
FileType GetFileType() const override;
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadRomFS(FileSys::VirtualFile& dir) override;
u64 ReadRomFSIVFCOffset() const override;

26
src/core/loader/nca.cpp
View file

@ -30,36 +30,38 @@ FileType AppLoader_NCA::IdentifyType(const FileSys::VirtualFile& file) {
return FileType::Error;
}
ResultStatus AppLoader_NCA::Load(Kernel::Process& process) {
AppLoader_NCA::LoadResult AppLoader_NCA::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
const auto result = nca->GetStatus();
if (result != ResultStatus::Success) {
return result;
return {result, {}};
}
if (nca->GetType() != FileSys::NCAContentType::Program)
return ResultStatus::ErrorNCANotProgram;
if (nca->GetType() != FileSys::NCAContentType::Program) {
return {ResultStatus::ErrorNCANotProgram, {}};
}
const auto exefs = nca->GetExeFS();
if (exefs == nullptr)
return ResultStatus::ErrorNoExeFS;
if (exefs == nullptr) {
return {ResultStatus::ErrorNoExeFS, {}};
}
directory_loader = std::make_unique<AppLoader_DeconstructedRomDirectory>(exefs, true);
const auto load_result = directory_loader->Load(process);
if (load_result != ResultStatus::Success)
if (load_result.first != ResultStatus::Success) {
return load_result;
}
if (nca->GetRomFS() != nullptr && nca->GetRomFS()->GetSize() > 0)
if (nca->GetRomFS() != nullptr && nca->GetRomFS()->GetSize() > 0) {
Service::FileSystem::RegisterRomFS(std::make_unique<FileSys::RomFSFactory>(*this));
}
is_loaded = true;
return ResultStatus::Success;
return load_result;
}
ResultStatus AppLoader_NCA::ReadRomFS(FileSys::VirtualFile& dir) {

2
src/core/loader/nca.h
View file

@ -33,7 +33,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadRomFS(FileSys::VirtualFile& dir) override;
u64 ReadRomFSIVFCOffset() const override;

14
src/core/loader/nro.cpp
View file

@ -201,25 +201,25 @@ bool AppLoader_NRO::LoadNro(Kernel::Process& process, const FileSys::VfsFile& fi
return LoadNroImpl(process, file.ReadAllBytes(), file.GetName(), load_base);
}
ResultStatus AppLoader_NRO::Load(Kernel::Process& process) {
AppLoader_NRO::LoadResult AppLoader_NRO::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
// Load NRO
const VAddr base_address = process.VMManager().GetCodeRegionBaseAddress();
if (!LoadNro(process, *file, base_address)) {
return ResultStatus::ErrorLoadingNRO;
return {ResultStatus::ErrorLoadingNRO, {}};
}
if (romfs != nullptr)
if (romfs != nullptr) {
Service::FileSystem::RegisterRomFS(std::make_unique<FileSys::RomFSFactory>(*this));
process.Run(base_address, Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE);
}
is_loaded = true;
return ResultStatus::Success;
return {ResultStatus::Success,
LoadParameters{Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE}};
}
ResultStatus AppLoader_NRO::ReadIcon(std::vector<u8>& buffer) {

2
src/core/loader/nro.h
View file

@ -37,7 +37,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadIcon(std::vector<u8>& buffer) override;
ResultStatus ReadProgramId(u64& out_program_id) override;

11
src/core/loader/nso.cpp
View file

@ -169,22 +169,21 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::Process& process,
return load_base + image_size;
}
ResultStatus AppLoader_NSO::Load(Kernel::Process& process) {
AppLoader_NSO::LoadResult AppLoader_NSO::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
// Load module
const VAddr base_address = process.VMManager().GetCodeRegionBaseAddress();
if (!LoadModule(process, *file, base_address, true)) {
return ResultStatus::ErrorLoadingNSO;
return {ResultStatus::ErrorLoadingNSO, {}};
}
LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", file->GetName(), base_address);
process.Run(base_address, Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE);
is_loaded = true;
return ResultStatus::Success;
return {ResultStatus::Success,
LoadParameters{Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE}};
}
} // namespace Loader

2
src/core/loader/nso.h
View file

@ -84,7 +84,7 @@ public:
VAddr load_base, bool should_pass_arguments,
std::optional<FileSys::PatchManager> pm = {});
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
};
} // namespace Loader

38
src/core/loader/nsp.cpp
View file

@ -72,37 +72,45 @@ FileType AppLoader_NSP::IdentifyType(const FileSys::VirtualFile& file) {
return FileType::Error;
}
ResultStatus AppLoader_NSP::Load(Kernel::Process& process) {
AppLoader_NSP::LoadResult AppLoader_NSP::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
if (title_id == 0)
return ResultStatus::ErrorNSPMissingProgramNCA;
if (title_id == 0) {
return {ResultStatus::ErrorNSPMissingProgramNCA, {}};
}
if (nsp->GetStatus() != ResultStatus::Success)
return nsp->GetStatus();
const auto nsp_status = nsp->GetStatus();
if (nsp_status != ResultStatus::Success) {
return {nsp_status, {}};
}
if (nsp->GetProgramStatus(title_id) != ResultStatus::Success)
return nsp->GetProgramStatus(title_id);
const auto nsp_program_status = nsp->GetProgramStatus(title_id);
if (nsp_program_status != ResultStatus::Success) {
return {nsp_program_status, {}};
}
if (nsp->GetNCA(title_id, FileSys::ContentRecordType::Program) == nullptr) {
if (!Core::Crypto::KeyManager::KeyFileExists(false))
return ResultStatus::ErrorMissingProductionKeyFile;
return ResultStatus::ErrorNSPMissingProgramNCA;
if (!Core::Crypto::KeyManager::KeyFileExists(false)) {
return {ResultStatus::ErrorMissingProductionKeyFile, {}};
}
return {ResultStatus::ErrorNSPMissingProgramNCA, {}};
}
const auto result = secondary_loader->Load(process);
if (result != ResultStatus::Success)
if (result.first != ResultStatus::Success) {
return result;
}
FileSys::VirtualFile update_raw;
if (ReadUpdateRaw(update_raw) == ResultStatus::Success && update_raw != nullptr)
if (ReadUpdateRaw(update_raw) == ResultStatus::Success && update_raw != nullptr) {
Service::FileSystem::SetPackedUpdate(std::move(update_raw));
}
is_loaded = true;
return ResultStatus::Success;
return result;
}
ResultStatus AppLoader_NSP::ReadRomFS(FileSys::VirtualFile& file) {

2
src/core/loader/nsp.h
View file

@ -35,7 +35,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadRomFS(FileSys::VirtualFile& file) override;
u64 ReadRomFSIVFCOffset() const override;

28
src/core/loader/xci.cpp
View file

@ -48,31 +48,35 @@ FileType AppLoader_XCI::IdentifyType(const FileSys::VirtualFile& file) {
return FileType::Error;
}
ResultStatus AppLoader_XCI::Load(Kernel::Process& process) {
AppLoader_XCI::LoadResult AppLoader_XCI::Load(Kernel::Process& process) {
if (is_loaded) {
return ResultStatus::ErrorAlreadyLoaded;
return {ResultStatus::ErrorAlreadyLoaded, {}};
}
if (xci->GetStatus() != ResultStatus::Success)
return xci->GetStatus();
if (xci->GetStatus() != ResultStatus::Success) {
return {xci->GetStatus(), {}};
}
if (xci->GetProgramNCAStatus() != ResultStatus::Success)
return xci->GetProgramNCAStatus();
if (xci->GetProgramNCAStatus() != ResultStatus::Success) {
return {xci->GetProgramNCAStatus(), {}};
}
if (!xci->HasProgramNCA() && !Core::Crypto::KeyManager::KeyFileExists(false))
return ResultStatus::ErrorMissingProductionKeyFile;
if (!xci->HasProgramNCA() && !Core::Crypto::KeyManager::KeyFileExists(false)) {
return {ResultStatus::ErrorMissingProductionKeyFile, {}};
}
const auto result = nca_loader->Load(process);
if (result != ResultStatus::Success)
if (result.first != ResultStatus::Success) {
return result;
}
FileSys::VirtualFile update_raw;
if (ReadUpdateRaw(update_raw) == ResultStatus::Success && update_raw != nullptr)
if (ReadUpdateRaw(update_raw) == ResultStatus::Success && update_raw != nullptr) {
Service::FileSystem::SetPackedUpdate(std::move(update_raw));
}
is_loaded = true;
return ResultStatus::Success;
return result;
}
ResultStatus AppLoader_XCI::ReadRomFS(FileSys::VirtualFile& file) {

2
src/core/loader/xci.h
View file

@ -35,7 +35,7 @@ public:
return IdentifyType(file);
}
ResultStatus Load(Kernel::Process& process) override;
LoadResult Load(Kernel::Process& process) override;
ResultStatus ReadRomFS(FileSys::VirtualFile& file) override;
u64 ReadRomFSIVFCOffset() const override;

16
src/core/memory.cpp
View file

@ -26,16 +26,16 @@ namespace Memory {
static Common::PageTable* current_page_table = nullptr;
void SetCurrentPageTable(Common::PageTable* page_table) {
current_page_table = page_table;
void SetCurrentPageTable(Kernel::Process& process) {
current_page_table = &process.VMManager().page_table;
const std::size_t address_space_width = process.VMManager().GetAddressSpaceWidth();
auto& system = Core::System::GetInstance();
if (system.IsPoweredOn()) {
system.ArmInterface(0).PageTableChanged();
system.ArmInterface(1).PageTableChanged();
system.ArmInterface(2).PageTableChanged();
system.ArmInterface(3).PageTableChanged();
}
system.ArmInterface(0).PageTableChanged(*current_page_table, address_space_width);
system.ArmInterface(1).PageTableChanged(*current_page_table, address_space_width);
system.ArmInterface(2).PageTableChanged(*current_page_table, address_space_width);
system.ArmInterface(3).PageTableChanged(*current_page_table, address_space_width);
}
static void MapPages(Common::PageTable& page_table, VAddr base, u64 size, u8* memory,

5
src/core/memory.h
View file

@ -40,8 +40,9 @@ enum : VAddr {
KERNEL_REGION_END = KERNEL_REGION_VADDR + KERNEL_REGION_SIZE,
};
/// Changes the currently active page table.
void SetCurrentPageTable(Common::PageTable* page_table);
/// Changes the currently active page table to that of
/// the given process instance.
void SetCurrentPageTable(Kernel::Process& process);
/// Determines if the given VAddr is valid for the specified process.
bool IsValidVirtualAddress(const Kernel::Process& process, VAddr vaddr);

5
src/video_core/gpu.h
View file

@ -207,6 +207,11 @@ public:
};
} regs{};
/// Performs any additional setup necessary in order to begin GPU emulation.
/// This can be used to launch any necessary threads and register any necessary
/// core timing events.
virtual void Start() = 0;
/// Push GPU command entries to be processed
virtual void PushGPUEntries(Tegra::CommandList&& entries) = 0;

6
src/video_core/gpu_asynch.cpp
View file

@ -9,10 +9,14 @@
namespace VideoCommon {
GPUAsynch::GPUAsynch(Core::System& system, VideoCore::RendererBase& renderer)
: Tegra::GPU(system, renderer), gpu_thread{system, renderer, *dma_pusher} {}
: GPU(system, renderer), gpu_thread{system} {}
GPUAsynch::~GPUAsynch() = default;
void GPUAsynch::Start() {
gpu_thread.StartThread(renderer, *dma_pusher);
}
void GPUAsynch::PushGPUEntries(Tegra::CommandList&& entries) {
gpu_thread.SubmitList(std::move(entries));
}

5
src/video_core/gpu_asynch.h
View file

@ -13,16 +13,13 @@ class RendererBase;
namespace VideoCommon {
namespace GPUThread {
class ThreadManager;
} // namespace GPUThread
/// Implementation of GPU interface that runs the GPU asynchronously
class GPUAsynch : public Tegra::GPU {
public:
explicit GPUAsynch(Core::System& system, VideoCore::RendererBase& renderer);
~GPUAsynch() override;
void Start() override;
void PushGPUEntries(Tegra::CommandList&& entries) override;
void SwapBuffers(
std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer) override;

4
src/video_core/gpu_synch.cpp
View file

@ -8,10 +8,12 @@
namespace VideoCommon {
GPUSynch::GPUSynch(Core::System& system, VideoCore::RendererBase& renderer)
: Tegra::GPU(system, renderer) {}
: GPU(system, renderer) {}
GPUSynch::~GPUSynch() = default;
void GPUSynch::Start() {}
void GPUSynch::PushGPUEntries(Tegra::CommandList&& entries) {
dma_pusher->Push(std::move(entries));
dma_pusher->DispatchCalls();

1
src/video_core/gpu_synch.h
View file

@ -18,6 +18,7 @@ public:
explicit GPUSynch(Core::System& system, VideoCore::RendererBase& renderer);
~GPUSynch() override;
void Start() override;
void PushGPUEntries(Tegra::CommandList&& entries) override;
void SwapBuffers(
std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer) override;

17
src/video_core/gpu_thread.cpp
View file

@ -55,19 +55,24 @@ static void RunThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_p
}
}
ThreadManager::ThreadManager(Core::System& system, VideoCore::RendererBase& renderer,
Tegra::DmaPusher& dma_pusher)
: system{system}, thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)} {
synchronization_event = system.CoreTiming().RegisterEvent(
"GPUThreadSynch", [this](u64 fence, s64) { state.WaitForSynchronization(fence); });
}
ThreadManager::ThreadManager(Core::System& system) : system{system} {}
ThreadManager::~ThreadManager() {
if (!thread.joinable()) {
return;
}
// Notify GPU thread that a shutdown is pending
PushCommand(EndProcessingCommand());
thread.join();
}
void ThreadManager::StartThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher) {
thread = std::thread{RunThread, std::ref(renderer), std::ref(dma_pusher), std::ref(state)};
synchronization_event = system.CoreTiming().RegisterEvent(
"GPUThreadSynch", [this](u64 fence, s64) { state.WaitForSynchronization(fence); });
}
void ThreadManager::SubmitList(Tegra::CommandList&& entries) {
const u64 fence{PushCommand(SubmitListCommand(std::move(entries)))};
const s64 synchronization_ticks{Core::Timing::usToCycles(9000)};

6
src/video_core/gpu_thread.h
View file

@ -138,10 +138,12 @@ struct SynchState final {
/// Class used to manage the GPU thread
class ThreadManager final {
public:
explicit ThreadManager(Core::System& system, VideoCore::RendererBase& renderer,
Tegra::DmaPusher& dma_pusher);
explicit ThreadManager(Core::System& system);
~ThreadManager();
/// Creates and starts the GPU thread.
void StartThread(VideoCore::RendererBase& renderer, Tegra::DmaPusher& dma_pusher);
/// Push GPU command entries to be processed
void SubmitList(Tegra::CommandList&& entries);

10
src/video_core/video_core.cpp
View file

@ -5,6 +5,8 @@
#include <memory>
#include "core/core.h"
#include "core/settings.h"
#include "video_core/gpu_asynch.h"
#include "video_core/gpu_synch.h"
#include "video_core/renderer_base.h"
#include "video_core/renderer_opengl/renderer_opengl.h"
#include "video_core/video_core.h"
@ -16,6 +18,14 @@ std::unique_ptr<RendererBase> CreateRenderer(Core::Frontend::EmuWindow& emu_wind
return std::make_unique<OpenGL::RendererOpenGL>(emu_window, system);
}
std::unique_ptr<Tegra::GPU> CreateGPU(Core::System& system) {
if (Settings::values.use_asynchronous_gpu_emulation) {
return std::make_unique<VideoCommon::GPUAsynch>(system, system.Renderer());
}
return std::make_unique<VideoCommon::GPUSynch>(system, system.Renderer());
}
u16 GetResolutionScaleFactor(const RendererBase& renderer) {
return static_cast<u16>(
Settings::values.resolution_factor

7
src/video_core/video_core.h
View file

@ -14,6 +14,10 @@ namespace Core::Frontend {
class EmuWindow;
}
namespace Tegra {
class GPU;
}
namespace VideoCore {
class RendererBase;
@ -27,6 +31,9 @@ class RendererBase;
std::unique_ptr<RendererBase> CreateRenderer(Core::Frontend::EmuWindow& emu_window,
Core::System& system);
/// Creates an emulated GPU instance using the given system context.
std::unique_ptr<Tegra::GPU> CreateGPU(Core::System& system);
u16 GetResolutionScaleFactor(const RendererBase& renderer);
} // namespace VideoCore