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@ -39,36 +39,38 @@
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#include "core/loader/loader.h"
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#include "core/memory.h"
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const int GDB_BUFFER_SIZE = 10000;
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namespace GDBStub {
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namespace {
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constexpr int GDB_BUFFER_SIZE = 10000;
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const char GDB_STUB_START = '$';
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const char GDB_STUB_END = '#';
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const char GDB_STUB_ACK = '+';
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const char GDB_STUB_NACK = '-';
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constexpr char GDB_STUB_START = '$';
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constexpr char GDB_STUB_END = '#';
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constexpr char GDB_STUB_ACK = '+';
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constexpr char GDB_STUB_NACK = '-';
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#ifndef SIGTRAP
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const u32 SIGTRAP = 5;
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constexpr u32 SIGTRAP = 5;
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#endif
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#ifndef SIGTERM
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const u32 SIGTERM = 15;
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constexpr u32 SIGTERM = 15;
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#endif
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#ifndef MSG_WAITALL
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const u32 MSG_WAITALL = 8;
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constexpr u32 MSG_WAITALL = 8;
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#endif
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const u32 SP_REGISTER = 13;
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const u32 LR_REGISTER = 14;
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const u32 PC_REGISTER = 15;
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const u32 CPSR_REGISTER = 25;
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const u32 D0_REGISTER = 26;
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const u32 FPSCR_REGISTER = 42;
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constexpr u32 SP_REGISTER = 13;
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constexpr u32 LR_REGISTER = 14;
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constexpr u32 PC_REGISTER = 15;
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constexpr u32 CPSR_REGISTER = 25;
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constexpr u32 D0_REGISTER = 26;
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constexpr u32 FPSCR_REGISTER = 42;
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// For sample XML files see the GDB source /gdb/features
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// GDB also wants the l character at the start
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// This XML defines what the registers are for this specific ARM device
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static const char* target_xml =
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constexpr char target_xml[] =
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R"(l<?xml version="1.0"?>
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<!DOCTYPE target SYSTEM "gdb-target.dtd">
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<target version="1.0">
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@ -118,29 +120,27 @@ static const char* target_xml =
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</target>
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)";
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namespace GDBStub {
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int gdbserver_socket = -1;
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static int gdbserver_socket = -1;
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u8 command_buffer[GDB_BUFFER_SIZE];
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u32 command_length;
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static u8 command_buffer[GDB_BUFFER_SIZE];
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static u32 command_length;
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static u32 latest_signal = 0;
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static bool memory_break = false;
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u32 latest_signal = 0;
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bool memory_break = false;
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static Kernel::Thread* current_thread = nullptr;
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// Binding to a port within the reserved ports range (0-1023) requires root permissions,
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// so default to a port outside of that range.
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static u16 gdbstub_port = 24689;
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u16 gdbstub_port = 24689;
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static bool halt_loop = true;
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static bool step_loop = false;
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static bool send_trap = false;
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bool halt_loop = true;
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bool step_loop = false;
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bool send_trap = false;
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// If set to false, the server will never be started and no
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// gdbstub-related functions will be executed.
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static std::atomic<bool> server_enabled(false);
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std::atomic<bool> server_enabled(false);
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#ifdef _WIN32
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WSADATA InitData;
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@ -153,9 +153,11 @@ struct Breakpoint {
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std::array<u8, 4> inst;
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};
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static std::map<u32, Breakpoint> breakpoints_execute;
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static std::map<u32, Breakpoint> breakpoints_read;
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static std::map<u32, Breakpoint> breakpoints_write;
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std::map<u32, Breakpoint> breakpoints_execute;
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std::map<u32, Breakpoint> breakpoints_read;
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std::map<u32, Breakpoint> breakpoints_write;
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} // Anonymous namespace
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static Kernel::Thread* FindThreadById(int id) {
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const auto& threads = Kernel::GetThreadList();
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