Atmosphere/stratosphere/fatal/source/fatal_debug.hpp
2018-11-14 03:23:28 -08:00

149 lines
3.4 KiB
C++

/*
* Copyright (c) 2018 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#include <stratosphere.hpp>
#include "fatal_types.hpp"
void TryCollectDebugInformation(FatalThrowContext *ctx, u64 pid);
struct StackFrame {
u64 fp;
u64 lr;
};
struct AttachProcessInfo {
u64 title_id;
u64 process_id;
char name[0xC];
u32 flags;
u64 user_exception_context_address; /* 5.0.0+ */
};
struct AttachThreadInfo {
u64 thread_id;
u64 tls_address;
u64 entrypoint;
};
/* TODO: ExitProcessInfo */
/* TODO: ExitThreadInfo */
enum class DebugExceptionType : u32 {
UndefinedInstruction = 0,
InstructionAbort = 1,
DataAbort = 2,
AlignmentFault = 3,
DebuggerAttached = 4,
BreakPoint = 5,
UserBreak = 6,
DebuggerBreak = 7,
BadSvc = 8,
UnknownNine = 9,
};
static inline const char *GetDebugExceptionTypeStr(DebugExceptionType type) {
switch (type) {
case DebugExceptionType::UndefinedInstruction:
return "Undefined Instruction";
case DebugExceptionType::InstructionAbort:
return "Instruction Abort";
case DebugExceptionType::DataAbort:
return "Data Abort";
case DebugExceptionType::AlignmentFault:
return "Alignment Fault";
case DebugExceptionType::DebuggerAttached:
return "Debugger Attached";
case DebugExceptionType::BreakPoint:
return "Break Point";
case DebugExceptionType::UserBreak:
return "User Break";
case DebugExceptionType::DebuggerBreak:
return "Debugger Break";
case DebugExceptionType::BadSvc:
return "Bad Svc";
case DebugExceptionType::UnknownNine:
return "Unknown Nine";
default:
return "Unknown";
}
}
struct UndefinedInstructionInfo {
u32 insn;
};
struct DataAbortInfo {
u64 address;
};
struct AlignmentFaultInfo {
u64 address;
};
struct UserBreakInfo {
u64 break_reason;
u64 address;
u64 size;
};
struct BadSvcInfo {
u32 id;
};
union SpecificExceptionInfo {
UndefinedInstructionInfo undefined_instruction;
DataAbortInfo data_abort;
AlignmentFaultInfo alignment_fault;
UserBreakInfo user_break;
BadSvcInfo bad_svc;
u64 raw;
};
struct ExceptionInfo {
DebugExceptionType type;
u64 address;
SpecificExceptionInfo specific;
};
enum class DebugEventType : u32 {
AttachProcess = 0,
AttachThread = 1,
ExitProcess = 2,
ExitThread = 3,
Exception = 4
};
union DebugInfo {
AttachProcessInfo attach_process;
AttachThreadInfo attach_thread;
ExceptionInfo exception;
};
struct DebugEventInfo {
DebugEventType type;
u32 flags;
u64 thread_id;
union {
DebugInfo info;
u64 _[0x40/sizeof(u64)];
};
};
static_assert(sizeof(DebugEventInfo) >= 0x50, "Incorrect DebugEventInfo definition!");