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core/debugger: memory breakpoint support

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This commit is contained in:
Liam 2022-06-06 12:56:01 -04:00
parent f86b770ff7
commit 208ed712f4
19 changed files with 520 additions and 64 deletions
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19
src/core/debugger/debugger.cpp
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@ -44,12 +44,14 @@ static std::span<const u8> ReceiveInto(Readable& r, Buffer& buffer) {
enum class SignalType {
Stopped,
Watchpoint,
ShuttingDown,
};
struct SignalInfo {
SignalType type;
Kernel::KThread* thread;
const Kernel::DebugWatchpoint* watchpoint;
};
namespace Core {
@ -157,13 +159,19 @@ private:
void PipeData(std::span<const u8> data) {
switch (info.type) {
case SignalType::Stopped:
case SignalType::Watchpoint:
// Stop emulation.
PauseEmulation();
// Notify the client.
active_thread = info.thread;
UpdateActiveThread();
frontend->Stopped(active_thread);
if (info.type == SignalType::Watchpoint) {
frontend->Watchpoint(active_thread, *info.watchpoint);
} else {
frontend->Stopped(active_thread);
}
break;
case SignalType::ShuttingDown:
@ -290,12 +298,17 @@ Debugger::Debugger(Core::System& system, u16 port) {
Debugger::~Debugger() = default;
bool Debugger::NotifyThreadStopped(Kernel::KThread* thread) {
return impl && impl->SignalDebugger(SignalInfo{SignalType::Stopped, thread});
return impl && impl->SignalDebugger(SignalInfo{SignalType::Stopped, thread, nullptr});
}
bool Debugger::NotifyThreadWatchpoint(Kernel::KThread* thread,
const Kernel::DebugWatchpoint& watch) {
return impl && impl->SignalDebugger(SignalInfo{SignalType::Watchpoint, thread, &watch});
}
void Debugger::NotifyShutdown() {
if (impl) {
impl->SignalDebugger(SignalInfo{SignalType::ShuttingDown, nullptr});
impl->SignalDebugger(SignalInfo{SignalType::ShuttingDown, nullptr, nullptr});
}
}