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// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <array>
#include <cstring>
#include <ctime>
#include <fmt/chrono.h>
#include "common/logging/log.h"
#include "common/scm_rev.h"
#include "common/swap.h"
#include "core/core.h"
#include "core/hle/service/fatal/fatal.h"
#include "core/hle/service/fatal/fatal_p.h"
#include "core/hle/service/fatal/fatal_u.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/server_manager.h"
#include "core/reporter.h"
namespace Service::Fatal {
Module::Interface::Interface(std::shared_ptr<Module> module_, Core::System& system_,
const char* name)
: ServiceFramework{system_, name}, module{std::move(module_)} {}
Module::Interface::~Interface() = default;
struct FatalInfo {
enum class Architecture : s32 {
AArch64,
AArch32,
};
const char* ArchAsString() const {
return arch == Architecture::AArch64 ? "AArch64" : "AArch32";
}
std::array<u64_le, 31> registers{};
u64_le sp{};
u64_le pc{};
u64_le pstate{};
u64_le afsr0{};
u64_le afsr1{};
u64_le esr{};
u64_le far{};
std::array<u64_le, 32> backtrace{};
u64_le program_entry_point{};
// Bit flags that indicate which registers have been set with values
// for this context. The service itself uses these to determine which
// registers to specifically print out.
u64_le set_flags{};
u32_le backtrace_size{};
Architecture arch{};
u32_le unk10{}; // TODO(ogniK): Is this even used or is it just padding?
};
static_assert(sizeof(FatalInfo) == 0x250, "FatalInfo is an invalid size");
enum class FatalType : u32 {
ErrorReportAndScreen = 0,
ErrorReport = 1,
ErrorScreen = 2,
};
static void GenerateErrorReport(Core::System& system, Result error_code, const FatalInfo& info) {
const auto title_id = system.GetApplicationProcessProgramID();
std::string crash_report = fmt::format(
"Yuzu {}-{} crash report\n"
"Title ID: {:016x}\n"
"Result: 0x{:X} ({:04}-{:04d})\n"
"Set flags: 0x{:16X}\n"
"Program entry point: 0x{:16X}\n"
"\n",
Common::g_scm_branch, Common::g_scm_desc, title_id, error_code.raw,
2000 + static_cast<u32>(error_code.module.Value()),
static_cast<u32>(error_code.description.Value()), info.set_flags, info.program_entry_point);
if (info.backtrace_size != 0x0) {
crash_report += "Registers:\n";
for (size_t i = 0; i < info.registers.size(); i++) {
crash_report +=
fmt::format(" X[{:02d}]: {:016x}\n", i, info.registers[i]);
}
crash_report += fmt::format(" SP: {:016x}\n", info.sp);
crash_report += fmt::format(" PC: {:016x}\n", info.pc);
crash_report += fmt::format(" PSTATE: {:016x}\n", info.pstate);
crash_report += fmt::format(" AFSR0: {:016x}\n", info.afsr0);
crash_report += fmt::format(" AFSR1: {:016x}\n", info.afsr1);
crash_report += fmt::format(" ESR: {:016x}\n", info.esr);
crash_report += fmt::format(" FAR: {:016x}\n", info.far);
crash_report += "\nBacktrace:\n";
for (size_t i = 0; i < info.backtrace_size; i++) {
crash_report +=
fmt::format(" Backtrace[{:02d}]: {:016x}\n", i, info.backtrace[i]);
}
crash_report += fmt::format("Architecture: {}\n", info.ArchAsString());
crash_report += fmt::format("Unknown 10: 0x{:016x}\n", info.unk10);
}
LOG_ERROR(Service_Fatal, "{}", crash_report);
system.GetReporter().SaveCrashReport(
title_id, error_code, info.set_flags, info.program_entry_point, info.sp, info.pc,
info.pstate, info.afsr0, info.afsr1, info.esr, info.far, info.registers, info.backtrace,
info.backtrace_size, info.ArchAsString(), info.unk10);
}
static void ThrowFatalError(Core::System& system, Result error_code, FatalType fatal_type,
const FatalInfo& info) {
LOG_ERROR(Service_Fatal, "Threw fatal error type {} with error code 0x{:X}", fatal_type,
error_code.raw);
switch (fatal_type) {
case FatalType::ErrorReportAndScreen:
GenerateErrorReport(system, error_code, info);
[[fallthrough]];
case FatalType::ErrorScreen:
// Since we have no fatal:u error screen. We should just kill execution instead
ASSERT(false);
break;
// Should not throw a fatal screen but should generate an error report
case FatalType::ErrorReport:
GenerateErrorReport(system, error_code, info);
break;
}
}
void Module::Interface::ThrowFatal(HLERequestContext& ctx) {
LOG_ERROR(Service_Fatal, "called");
IPC::RequestParser rp{ctx};
const auto error_code = rp.Pop<Result>();
ThrowFatalError(system, error_code, FatalType::ErrorScreen, {});
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Module::Interface::ThrowFatalWithPolicy(HLERequestContext& ctx) {
LOG_ERROR(Service_Fatal, "called");
IPC::RequestParser rp(ctx);
const auto error_code = rp.Pop<Result>();
const auto fatal_type = rp.PopEnum<FatalType>();
ThrowFatalError(system, error_code, fatal_type,
{}); // No info is passed with ThrowFatalWithPolicy
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void Module::Interface::ThrowFatalWithCpuContext(HLERequestContext& ctx) {
LOG_ERROR(Service_Fatal, "called");
IPC::RequestParser rp(ctx);
const auto error_code = rp.Pop<Result>();
const auto fatal_type = rp.PopEnum<FatalType>();
const auto fatal_info = ctx.ReadBuffer();
FatalInfo info{};
ASSERT_MSG(fatal_info.size() == sizeof(FatalInfo), "Invalid fatal info buffer size!");
std::memcpy(&info, fatal_info.data(), sizeof(FatalInfo));
ThrowFatalError(system, error_code, fatal_type, info);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ResultSuccess);
}
void LoopProcess(Core::System& system) {
auto server_manager = std::make_unique<ServerManager>(system);
auto module = std::make_shared<Module>();
server_manager->RegisterNamedService("fatal:p", std::make_shared<Fatal_P>(module, system));
server_manager->RegisterNamedService("fatal:u", std::make_shared<Fatal_U>(module, system));
ServerManager::RunServer(std::move(server_manager));
}
} // namespace Service::Fatal
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