5ec576ff78
Introduced by 691f069743
If we hit a prefetch abort, the DFSR and DFAR contents aren't really going to be
that useful.
254 lines
8.5 KiB
C++
254 lines
8.5 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <array>
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#include <chrono>
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#include <iomanip>
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#include <sstream>
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#include "common/bit_field.h"
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#include "common/common_types.h"
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#include "common/logging/log.h"
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#include "core/core.h"
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#include "core/hle/ipc.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/result.h"
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#include "core/hle/service/err_f.h"
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namespace Service {
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namespace ERR {
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enum class FatalErrType : u32 {
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Generic = 0,
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Corrupted = 1,
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CardRemoved = 2,
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Exception = 3,
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ResultFailure = 4,
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Logged = 5,
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};
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enum class ExceptionType : u32 {
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PrefetchAbort = 0,
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DataAbort = 1,
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Undefined = 2,
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VectorFP = 3,
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};
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struct ExceptionInfo {
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u8 exception_type;
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INSERT_PADDING_BYTES(3);
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u32 sr;
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u32 ar;
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u32 fpexc;
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u32 fpinst;
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u32 fpinst2;
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};
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static_assert(sizeof(ExceptionInfo) == 0x18, "ExceptionInfo struct has incorrect size");
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struct ExceptionContext final {
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std::array<u32, 16> arm_regs;
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u32 cpsr;
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};
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static_assert(sizeof(ExceptionContext) == 0x44, "ExceptionContext struct has incorrect size");
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struct ExceptionData {
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ExceptionInfo exception_info;
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ExceptionContext exception_context;
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INSERT_PADDING_WORDS(1);
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};
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static_assert(sizeof(ExceptionData) == 0x60, "ExceptionData struct has incorrect size");
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struct ErrInfo {
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struct ErrInfoCommon {
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u8 specifier; // 0x0
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u8 rev_high; // 0x1
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u16 rev_low; // 0x2
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u32 result_code; // 0x4
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u32 pc_address; // 0x8
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u32 pid; // 0xC
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u32 title_id_low; // 0x10
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u32 title_id_high; // 0x14
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u32 app_title_id_low; // 0x18
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u32 app_title_id_high; // 0x1C
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} errinfo_common;
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static_assert(sizeof(ErrInfoCommon) == 0x20, "ErrInfoCommon struct has incorrect size");
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union {
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struct {
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char data[0x60]; // 0x20
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} generic;
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struct {
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ExceptionData exception_data; // 0x20
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} exception;
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struct {
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char message[0x60]; // 0x20
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} result_failure;
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};
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};
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static std::string GetErrType(u8 type_code) {
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switch (static_cast<FatalErrType>(type_code)) {
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case FatalErrType::Generic:
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return "Generic";
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case FatalErrType::Corrupted:
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return "Corrupted";
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case FatalErrType::CardRemoved:
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return "CardRemoved";
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case FatalErrType::Exception:
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return "Exception";
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case FatalErrType::ResultFailure:
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return "ResultFailure";
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case FatalErrType::Logged:
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return "Logged";
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default:
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return "Unknown Error Type";
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}
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}
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static std::string GetExceptionType(u8 type_code) {
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switch (static_cast<ExceptionType>(type_code)) {
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case ExceptionType::PrefetchAbort:
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return "Prefetch Abort";
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case ExceptionType::DataAbort:
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return "Data Abort";
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case ExceptionType::Undefined:
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return "Undefined Exception";
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case ExceptionType::VectorFP:
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return "Vector Floating Point Exception";
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default:
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return "Unknown Exception Type";
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}
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}
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static std::string GetCurrentSystemTime() {
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auto now = std::chrono::system_clock::now();
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auto time = std::chrono::system_clock::to_time_t(now);
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std::stringstream time_stream;
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time_stream << std::put_time(std::localtime(&time), "%Y/%m/%d %H:%M:%S");
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return time_stream.str();
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}
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static void LogGenericInfo(const ErrInfo::ErrInfoCommon& errinfo_common) {
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LOG_CRITICAL(Service_ERR, "PID: 0x%08X", errinfo_common.pid);
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LOG_CRITICAL(Service_ERR, "REV: 0x%08X_0x%08X", errinfo_common.rev_high,
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errinfo_common.rev_low);
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LOG_CRITICAL(Service_ERR, "TID: 0x%08X_0x%08X", errinfo_common.title_id_high,
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errinfo_common.title_id_low);
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LOG_CRITICAL(Service_ERR, "AID: 0x%08X_0x%08X", errinfo_common.app_title_id_high,
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errinfo_common.app_title_id_low);
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LOG_CRITICAL(Service_ERR, "ADR: 0x%08X", errinfo_common.pc_address);
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ResultCode result_code{errinfo_common.result_code};
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LOG_CRITICAL(Service_ERR, "RSL: 0x%08X", result_code.raw);
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LOG_CRITICAL(Service_ERR, " Level: %u", result_code.level.Value());
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LOG_CRITICAL(Service_ERR, " Summary: %u", result_code.summary.Value());
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LOG_CRITICAL(Service_ERR, " Module: %u", result_code.module.Value());
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LOG_CRITICAL(Service_ERR, " Desc: %u", result_code.description.Value());
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}
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void ERR_F::ThrowFatalError(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 1, 32, 0);
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LOG_CRITICAL(Service_ERR, "Fatal error");
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const ErrInfo errinfo = rp.PopRaw<ErrInfo>();
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LOG_CRITICAL(Service_ERR, "Fatal error type: %s",
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GetErrType(errinfo.errinfo_common.specifier).c_str());
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Core::System::GetInstance().SetStatus(Core::System::ResultStatus::ErrorUnknown);
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// Generic Info
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LogGenericInfo(errinfo.errinfo_common);
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switch (static_cast<FatalErrType>(errinfo.errinfo_common.specifier)) {
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case FatalErrType::Generic:
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case FatalErrType::Corrupted:
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case FatalErrType::CardRemoved:
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case FatalErrType::Logged: {
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LOG_CRITICAL(Service_ERR, "Datetime: %s", GetCurrentSystemTime().c_str());
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break;
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}
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case FatalErrType::Exception: {
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const auto& errtype = errinfo.exception;
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// Register Info
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LOG_CRITICAL(Service_ERR, "ARM Registers:");
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for (u32 index = 0; index < errtype.exception_data.exception_context.arm_regs.size();
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++index) {
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if (index < 13) {
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LOG_DEBUG(Service_ERR, "r%u=0x%08X", index,
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errtype.exception_data.exception_context.arm_regs.at(index));
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} else if (index == 13) {
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LOG_CRITICAL(Service_ERR, "SP=0x%08X",
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errtype.exception_data.exception_context.arm_regs.at(index));
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} else if (index == 14) {
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LOG_CRITICAL(Service_ERR, "LR=0x%08X",
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errtype.exception_data.exception_context.arm_regs.at(index));
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} else if (index == 15) {
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LOG_CRITICAL(Service_ERR, "PC=0x%08X",
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errtype.exception_data.exception_context.arm_regs.at(index));
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}
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}
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LOG_CRITICAL(Service_ERR, "CPSR=0x%08X", errtype.exception_data.exception_context.cpsr);
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// Exception Info
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LOG_CRITICAL(
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Service_ERR, "EXCEPTION TYPE: %s",
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GetExceptionType(errtype.exception_data.exception_info.exception_type).c_str());
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switch (static_cast<ExceptionType>(errtype.exception_data.exception_info.exception_type)) {
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case ExceptionType::PrefetchAbort:
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LOG_CRITICAL(Service_ERR, "IFSR: 0x%08X", errtype.exception_data.exception_info.sr);
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LOG_CRITICAL(Service_ERR, "r15: 0x%08X", errtype.exception_data.exception_info.ar);
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break;
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case ExceptionType::DataAbort:
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LOG_CRITICAL(Service_ERR, "DFSR: 0x%08X", errtype.exception_data.exception_info.sr);
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LOG_CRITICAL(Service_ERR, "DFAR: 0x%08X", errtype.exception_data.exception_info.ar);
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break;
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case ExceptionType::VectorFP:
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LOG_CRITICAL(Service_ERR, "FPEXC: 0x%08X",
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errtype.exception_data.exception_info.fpinst);
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LOG_CRITICAL(Service_ERR, "FINST: 0x%08X",
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errtype.exception_data.exception_info.fpinst);
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LOG_CRITICAL(Service_ERR, "FINST2: 0x%08X",
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errtype.exception_data.exception_info.fpinst2);
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break;
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case ExceptionType::Undefined:
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break; // Not logging exception_info for this case
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}
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LOG_CRITICAL(Service_ERR, "Datetime: %s", GetCurrentSystemTime().c_str());
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break;
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}
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case FatalErrType::ResultFailure: {
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const auto& errtype = errinfo.result_failure;
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// Failure Message
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LOG_CRITICAL(Service_ERR, "Failure Message: %s", errtype.message);
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LOG_CRITICAL(Service_ERR, "Datetime: %s", GetCurrentSystemTime().c_str());
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break;
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}
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} // switch FatalErrType
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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ERR_F::ERR_F() : ServiceFramework("err:f", 1) {
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static const FunctionInfo functions[] = {
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{0x00010800, &ERR_F::ThrowFatalError, "ThrowFatalError"},
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{0x00020042, nullptr, "SetUserString"},
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};
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RegisterHandlers(functions);
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}
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ERR_F::~ERR_F() = default;
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void InstallInterfaces() {
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auto errf = std::make_shared<ERR_F>();
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errf->InstallAsNamedPort();
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}
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} // namespace ERR
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} // namespace Service
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