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Merge pull request #11500 from liamwhite/debug-stuff

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core: improve debug workflow
This commit is contained in:
liamwhite 2023-09-16 11:40:17 -04:00 committed by GitHub
commit 62d473305d
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GPG key ID: 4AEE18F83AFDEB23
12 changed files with 36 additions and 17 deletions
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4
src/core/file_sys/patch_manager.cpp
View file

@ -294,11 +294,11 @@ std::vector<u8> PatchManager::PatchNSO(const std::vector<u8>& nso, const std::st
return out;
}
bool PatchManager::HasNSOPatch(const BuildID& build_id_) const {
bool PatchManager::HasNSOPatch(const BuildID& build_id_, std::string_view name) const {
const auto build_id_raw = Common::HexToString(build_id_);
const auto build_id = build_id_raw.substr(0, build_id_raw.find_last_not_of('0') + 1);
LOG_INFO(Loader, "Querying NSO patch existence for build_id={}", build_id);
LOG_INFO(Loader, "Querying NSO patch existence for build_id={}, name={}", build_id, name);
const auto load_dir = fs_controller.GetModificationLoadRoot(title_id);
if (load_dir == nullptr) {

2
src/core/file_sys/patch_manager.h
View file

@ -52,7 +52,7 @@ public:
// Checks to see if PatchNSO() will have any effect given the NSO's build ID.
// Used to prevent expensive copies in NSO loader.
[[nodiscard]] bool HasNSOPatch(const BuildID& build_id) const;
[[nodiscard]] bool HasNSOPatch(const BuildID& build_id, std::string_view name) const;
// Creates a CheatList object with all
[[nodiscard]] std::vector<Core::Memory::CheatEntry> CreateCheatList(

5
src/core/hle/kernel/k_process.cpp
View file

@ -96,6 +96,7 @@ Result KProcess::Initialize(KProcess* process, Core::System& system, std::string
process->m_is_suspended = false;
process->m_schedule_count = 0;
process->m_is_handle_table_initialized = false;
process->m_is_hbl = false;
// Open a reference to the resource limit.
process->m_resource_limit->Open();
@ -351,12 +352,14 @@ Result KProcess::SetActivity(ProcessActivity activity) {
R_SUCCEED();
}
Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size) {
Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
bool is_hbl) {
m_program_id = metadata.GetTitleID();
m_ideal_core = metadata.GetMainThreadCore();
m_is_64bit_process = metadata.Is64BitProgram();
m_system_resource_size = metadata.GetSystemResourceSize();
m_image_size = code_size;
m_is_hbl = is_hbl;
if (metadata.GetAddressSpaceType() == FileSys::ProgramAddressSpaceType::Is39Bit) {
// For 39-bit processes, the ASLR region starts at 0x800'0000 and is ~512GiB large.

8
src/core/hle/kernel/k_process.h
View file

@ -338,7 +338,8 @@ public:
* @returns ResultSuccess if all relevant metadata was able to be
* loaded and parsed. Otherwise, an error code is returned.
*/
Result LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size);
Result LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
bool is_hbl);
/**
* Starts the main application thread for this process.
@ -368,6 +369,10 @@ public:
return GetProcessId();
}
bool IsHbl() const {
return m_is_hbl;
}
bool IsSignaled() const override;
void DoWorkerTaskImpl();
@ -525,6 +530,7 @@ private:
bool m_is_immortal{};
bool m_is_handle_table_initialized{};
bool m_is_initialized{};
bool m_is_hbl{};
std::atomic<u16> m_num_running_threads{};

2
src/core/hle/kernel/svc/svc_debug_string.cpp
View file

@ -14,7 +14,7 @@ Result OutputDebugString(Core::System& system, u64 address, u64 len) {
std::string str(len, '\0');
GetCurrentMemory(system.Kernel()).ReadBlock(address, str.data(), str.size());
LOG_DEBUG(Debug_Emulated, "{}", str);
LOG_INFO(Debug_Emulated, "{}", str);
R_SUCCEED();
}

6
src/core/hle/kernel/svc/svc_exception.cpp
View file

@ -3,6 +3,7 @@
#include "core/core.h"
#include "core/debugger/debugger.h"
#include "core/hle/kernel/k_process.h"
#include "core/hle/kernel/k_thread.h"
#include "core/hle/kernel/svc.h"
#include "core/hle/kernel/svc_types.h"
@ -107,7 +108,10 @@ void Break(Core::System& system, BreakReason reason, u64 info1, u64 info2) {
system.ArmInterface(static_cast<std::size_t>(thread_processor_id)).LogBacktrace();
}
if (system.DebuggerEnabled()) {
const bool is_hbl = GetCurrentProcess(system.Kernel()).IsHbl();
const bool should_break = is_hbl || !notification_only;
if (system.DebuggerEnabled() && should_break) {
auto* thread = system.Kernel().GetCurrentEmuThread();
system.GetDebugger().NotifyThreadStopped(thread);
thread->RequestSuspend(Kernel::SuspendType::Debug);

8
src/core/loader/deconstructed_rom_directory.cpp
View file

@ -18,7 +18,7 @@ namespace Loader {
AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(FileSys::VirtualFile file_,
bool override_update_)
: AppLoader(std::move(file_)), override_update(override_update_) {
: AppLoader(std::move(file_)), override_update(override_update_), is_hbl(false) {
const auto file_dir = file->GetContainingDirectory();
// Title ID
@ -69,9 +69,9 @@ AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(FileSys
}
AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(
FileSys::VirtualDir directory, bool override_update_)
FileSys::VirtualDir directory, bool override_update_, bool is_hbl_)
: AppLoader(directory->GetFile("main")), dir(std::move(directory)),
override_update(override_update_) {}
override_update(override_update_), is_hbl(is_hbl_) {}
FileType AppLoader_DeconstructedRomDirectory::IdentifyType(const FileSys::VirtualFile& dir_file) {
if (FileSys::IsDirectoryExeFS(dir_file->GetContainingDirectory())) {
@ -147,7 +147,7 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
}
// Setup the process code layout
if (process.LoadFromMetadata(metadata, code_size).IsError()) {
if (process.LoadFromMetadata(metadata, code_size, is_hbl).IsError()) {
return {ResultStatus::ErrorUnableToParseKernelMetadata, {}};
}

4
src/core/loader/deconstructed_rom_directory.h
View file

@ -27,7 +27,8 @@ public:
// Overload to accept exefs directory. Must contain 'main' and 'main.npdm'
explicit AppLoader_DeconstructedRomDirectory(FileSys::VirtualDir directory,
bool override_update_ = false);
bool override_update_ = false,
bool is_hbl_ = false);
/**
* Identifies whether or not the given file is a deconstructed ROM directory.
@ -62,6 +63,7 @@ private:
std::string name;
u64 title_id{};
bool override_update;
bool is_hbl;
Modules modules;
};

3
src/core/loader/kip.cpp
View file

@ -90,7 +90,8 @@ AppLoader::LoadResult AppLoader_KIP::Load(Kernel::KProcess& process,
codeset.DataSegment().size += kip->GetBSSSize();
// Setup the process code layout
if (process.LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size())
if (process
.LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size(), false)
.IsError()) {
return {ResultStatus::ErrorNotInitialized, {}};
}

3
src/core/loader/nro.cpp
View file

@ -196,7 +196,8 @@ static bool LoadNroImpl(Kernel::KProcess& process, const std::vector<u8>& data)
program_image.resize(static_cast<u32>(program_image.size()) + bss_size);
// Setup the process code layout
if (process.LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size())
if (process
.LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size(), false)
.IsError()) {
return false;
}

5
src/core/loader/nso.cpp
View file

@ -127,13 +127,14 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::
}
// Apply patches if necessary
if (pm && (pm->HasNSOPatch(nso_header.build_id) || Settings::values.dump_nso)) {
const auto name = nso_file.GetName();
if (pm && (pm->HasNSOPatch(nso_header.build_id, name) || Settings::values.dump_nso)) {
std::vector<u8> pi_header(sizeof(NSOHeader) + program_image.size());
std::memcpy(pi_header.data(), &nso_header, sizeof(NSOHeader));
std::memcpy(pi_header.data() + sizeof(NSOHeader), program_image.data(),
program_image.size());
pi_header = pm->PatchNSO(pi_header, nso_file.GetName());
pi_header = pm->PatchNSO(pi_header, name);
std::copy(pi_header.begin() + sizeof(NSOHeader), pi_header.end(), program_image.data());
}

3
src/core/loader/nsp.cpp
View file

@ -30,7 +30,8 @@ AppLoader_NSP::AppLoader_NSP(FileSys::VirtualFile file_,
}
if (nsp->IsExtractedType()) {
secondary_loader = std::make_unique<AppLoader_DeconstructedRomDirectory>(nsp->GetExeFS());
secondary_loader = std::make_unique<AppLoader_DeconstructedRomDirectory>(
nsp->GetExeFS(), false, file->GetName() == "hbl.nsp");
} else {
const auto control_nca =
nsp->GetNCA(nsp->GetProgramTitleID(), FileSys::ContentRecordType::Control);