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Kernel: Store the program id in the Process class instead of the CodeSet class.

There may be many CodeSets per Process, so it's wasteful and overcomplicated to store the program id in each of them.
This commit is contained in:
Subv 2018-02-27 10:22:15 -05:00
parent cc6e4ae6cf
commit 827f8ca3c7
9 changed files with 25 additions and 26 deletions

View file

@ -20,12 +20,9 @@ namespace Kernel {
// Lists all processes that exist in the current session.
static std::vector<SharedPtr<Process>> process_list;
SharedPtr<CodeSet> CodeSet::Create(std::string name, u64 program_id) {
SharedPtr<CodeSet> CodeSet::Create(std::string name) {
SharedPtr<CodeSet> codeset(new CodeSet);
codeset->name = std::move(name);
codeset->program_id = program_id;
return codeset;
}
@ -34,13 +31,14 @@ CodeSet::~CodeSet() {}
u32 Process::next_process_id;
SharedPtr<Process> Process::Create(std::string&& name) {
SharedPtr<Process> Process::Create(std::string&& name, u64 program_id) {
SharedPtr<Process> process(new Process);
process->name = std::move(name);
process->flags.raw = 0;
process->flags.memory_region.Assign(MemoryRegion::APPLICATION);
process->status = ProcessStatus::Created;
process->program_id = program_id;
process_list.push_back(process);
return process;

View file

@ -56,7 +56,7 @@ class ResourceLimit;
struct MemoryRegionInfo;
struct CodeSet final : public Object {
static SharedPtr<CodeSet> Create(std::string name, u64 program_id);
static SharedPtr<CodeSet> Create(std::string name);
std::string GetTypeName() const override {
return "CodeSet";
@ -72,8 +72,6 @@ struct CodeSet final : public Object {
/// Name of the process
std::string name;
/// Title ID corresponding to the process
u64 program_id;
std::shared_ptr<std::vector<u8>> memory;
@ -97,7 +95,7 @@ private:
class Process final : public Object {
public:
static SharedPtr<Process> Create(std::string&& name);
static SharedPtr<Process> Create(std::string&& name, u64 program_id);
std::string GetTypeName() const override {
return "Process";
@ -113,6 +111,9 @@ public:
static u32 next_process_id;
/// Title ID corresponding to the process
u64 program_id;
/// Resource limit descriptor for this process
SharedPtr<ResourceLimit> resource_limit;

View file

@ -110,8 +110,6 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(
return ResultStatus::Error;
}
process = Kernel::Process::Create("main");
const std::string directory = filepath.substr(0, filepath.find_last_of("/\\")) + DIR_SEP;
const std::string npdm_path = directory + DIR_SEP + "main.npdm";
@ -121,13 +119,15 @@ ResultStatus AppLoader_DeconstructedRomDirectory::Load(
}
metadata.Print();
process = Kernel::Process::Create("main", metadata.GetTitleID());
// Load NSO modules
VAddr next_load_addr{Memory::PROCESS_IMAGE_VADDR};
for (const auto& module : {"rtld", "main", "subsdk0", "subsdk1", "subsdk2", "subsdk3",
"subsdk4", "subsdk5", "subsdk6", "subsdk7", "sdk"}) {
const std::string path = directory + DIR_SEP + module;
const VAddr load_addr = next_load_addr;
next_load_addr = AppLoader_NSO::LoadModule(path, load_addr, metadata.GetTitleID());
next_load_addr = AppLoader_NSO::LoadModule(path, load_addr);
if (next_load_addr) {
LOG_DEBUG(Loader, "loaded module %s @ 0x%" PRIx64, module, load_addr);
} else {

View file

@ -300,7 +300,7 @@ SharedPtr<CodeSet> ElfReader::LoadInto(u32 vaddr) {
std::vector<u8> program_image(total_image_size);
size_t current_image_position = 0;
SharedPtr<CodeSet> codeset = CodeSet::Create("", 0);
SharedPtr<CodeSet> codeset = CodeSet::Create("");
for (unsigned int i = 0; i < header->e_phnum; ++i) {
Elf32_Phdr* p = &segments[i];
@ -406,7 +406,7 @@ ResultStatus AppLoader_ELF::Load(Kernel::SharedPtr<Kernel::Process>& process) {
SharedPtr<CodeSet> codeset = elf_reader.LoadInto(Memory::PROCESS_IMAGE_VADDR);
codeset->name = filename;
process = Kernel::Process::Create("main");
process = Kernel::Process::Create("main", 0);
process->LoadModule(codeset, codeset->entrypoint);
process->svc_access_mask.set();
process->address_mappings = default_address_mappings;

View file

@ -83,7 +83,7 @@ bool AppLoader_NRO::LoadNro(const std::string& path, VAddr load_base) {
}
// Build program image
Kernel::SharedPtr<Kernel::CodeSet> codeset = Kernel::CodeSet::Create("", 0);
Kernel::SharedPtr<Kernel::CodeSet> codeset = Kernel::CodeSet::Create("");
std::vector<u8> program_image;
program_image.resize(PageAlignSize(nro_header.file_size));
file.Seek(0, SEEK_SET);
@ -125,7 +125,7 @@ ResultStatus AppLoader_NRO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
return ResultStatus::Error;
}
process = Kernel::Process::Create("main");
process = Kernel::Process::Create("main", 0);
// Load NRO
static constexpr VAddr base_addr{Memory::PROCESS_IMAGE_VADDR};

View file

@ -92,7 +92,7 @@ static constexpr u32 PageAlignSize(u32 size) {
return (size + Memory::PAGE_MASK) & ~Memory::PAGE_MASK;
}
VAddr AppLoader_NSO::LoadModule(const std::string& path, VAddr load_base, u64 tid) {
VAddr AppLoader_NSO::LoadModule(const std::string& path, VAddr load_base) {
FileUtil::IOFile file(path, "rb");
if (!file.IsOpen()) {
return {};
@ -109,7 +109,7 @@ VAddr AppLoader_NSO::LoadModule(const std::string& path, VAddr load_base, u64 ti
}
// Build program image
Kernel::SharedPtr<Kernel::CodeSet> codeset = Kernel::CodeSet::Create("", tid);
Kernel::SharedPtr<Kernel::CodeSet> codeset = Kernel::CodeSet::Create("");
std::vector<u8> program_image;
for (int i = 0; i < nso_header.segments.size(); ++i) {
std::vector<u8> data =
@ -155,10 +155,10 @@ ResultStatus AppLoader_NSO::Load(Kernel::SharedPtr<Kernel::Process>& process) {
return ResultStatus::Error;
}
process = Kernel::Process::Create("main");
process = Kernel::Process::Create("main", 0);
// Load module
LoadModule(filepath, Memory::PROCESS_IMAGE_VADDR, 0);
LoadModule(filepath, Memory::PROCESS_IMAGE_VADDR);
LOG_DEBUG(Loader, "loaded module %s @ 0x%" PRIx64, filepath.c_str(),
Memory::PROCESS_IMAGE_VADDR);

View file

@ -29,7 +29,7 @@ public:
return IdentifyType(file, filepath);
}
static VAddr LoadModule(const std::string& path, VAddr load_base, u64 tid);
static VAddr LoadModule(const std::string& path, VAddr load_base);
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;

View file

@ -15,7 +15,7 @@ static Memory::PageTable* page_table = nullptr;
TestEnvironment::TestEnvironment(bool mutable_memory_)
: mutable_memory(mutable_memory_), test_memory(std::make_shared<TestMemory>(this)) {
Kernel::g_current_process = Kernel::Process::Create("");
Kernel::g_current_process = Kernel::Process::Create("", 0);
page_table = &Kernel::g_current_process->vm_manager.page_table;
page_table->pointers.fill(nullptr);

View file

@ -9,7 +9,7 @@
TEST_CASE("Memory::IsValidVirtualAddress", "[core][memory][!hide]") {
SECTION("these regions should not be mapped on an empty process") {
auto process = Kernel::Process::Create("");
auto process = Kernel::Process::Create("", 0);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::PROCESS_IMAGE_VADDR) == false);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::HEAP_VADDR) == false);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::LINEAR_HEAP_VADDR) == false);
@ -20,14 +20,14 @@ TEST_CASE("Memory::IsValidVirtualAddress", "[core][memory][!hide]") {
}
SECTION("CONFIG_MEMORY_VADDR and SHARED_PAGE_VADDR should be valid after mapping them") {
auto process = Kernel::Process::Create("");
auto process = Kernel::Process::Create("", 0);
Kernel::MapSharedPages(process->vm_manager);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::CONFIG_MEMORY_VADDR) == true);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::SHARED_PAGE_VADDR) == true);
}
SECTION("special regions should be valid after mapping them") {
auto process = Kernel::Process::Create("");
auto process = Kernel::Process::Create("", 0);
SECTION("VRAM") {
Kernel::HandleSpecialMapping(process->vm_manager,
{Memory::VRAM_VADDR, Memory::VRAM_SIZE, false, false});
@ -48,7 +48,7 @@ TEST_CASE("Memory::IsValidVirtualAddress", "[core][memory][!hide]") {
}
SECTION("Unmapping a VAddr should make it invalid") {
auto process = Kernel::Process::Create("");
auto process = Kernel::Process::Create("", 0);
Kernel::MapSharedPages(process->vm_manager);
process->vm_manager.UnmapRange(Memory::CONFIG_MEMORY_VADDR, Memory::CONFIG_MEMORY_SIZE);
CHECK(Memory::IsValidVirtualAddress(*process, Memory::CONFIG_MEMORY_VADDR) == false);