VI: Implement the Query transaction of IHOSBinderDriver, and stubbed some results.

master
Subv 2018-01-21 11:13:47 +07:00
parent d904b0db58
commit 749043c809
2 changed files with 58 additions and 0 deletions

@ -356,6 +356,35 @@ private:
Data data{};
};
class IGBPQueryRequestParcel : public Parcel {
public:
explicit IGBPQueryRequestParcel(const std::vector<u8>& buffer) : Parcel(buffer) {
Deserialize();
}
~IGBPQueryRequestParcel() override = default;
void DeserializeData() override {
std::u16string token = ReadInterfaceToken();
type = Read<u32_le>();
}
u32 type;
};
class IGBPQueryResponseParcel : public Parcel {
public:
explicit IGBPQueryResponseParcel(u32 value) : Parcel(), value(value) {}
~IGBPQueryResponseParcel() override = default;
protected:
void SerializeData() override {
Write(value);
}
private:
u32_le value;
};
class IHOSBinderDriver final : public ServiceFramework<IHOSBinderDriver> {
public:
explicit IHOSBinderDriver(std::shared_ptr<NVFlinger> nv_flinger)
@ -445,6 +474,15 @@ private:
auto response_buffer = response.Serialize();
Memory::WriteBlock(output_buffer.Address(), response_buffer.data(),
output_buffer.Size());
} else if (transaction == TransactionId::Query) {
IGBPQueryRequestParcel request{input_data};
u32 value = buffer_queue->Query(static_cast<BufferQueue::QueryType>(request.type));
IGBPQueryResponseParcel response{value};
auto response_buffer = response.Serialize();
Memory::WriteBlock(output_buffer.Address(), response_buffer.data(),
output_buffer.Size());
} else {
ASSERT_MSG(false, "Unimplemented");
}
@ -918,6 +956,19 @@ void BufferQueue::ReleaseBuffer(u32 slot) {
itr->status = Buffer::Status::Free;
}
u32 BufferQueue::Query(QueryType type) {
LOG_WARNING(Service, "(STUBBED) called type=%u", static_cast<u32>(type));
switch (type) {
case QueryType::NativeWindowFormat:
// TODO(Subv): Use an enum for this
static constexpr u32 FormatABGR8 = 1;
return FormatABGR8;
}
UNIMPLEMENTED();
return 0;
}
Layer::Layer(u64 id, std::shared_ptr<BufferQueue> queue) : id(id), buffer_queue(std::move(queue)) {}
Display::Display(u64 id, std::string name) : id(id), name(std::move(name)) {

@ -37,6 +37,12 @@ static_assert(sizeof(IGBPBuffer) == 0x16C, "IGBPBuffer has wrong size");
class BufferQueue {
public:
enum class QueryType {
NativeWindowWidth = 0,
NativeWindowHeight = 1,
NativeWindowFormat = 2,
};
BufferQueue(u32 id, u64 layer_id);
~BufferQueue() = default;
@ -54,6 +60,7 @@ public:
void QueueBuffer(u32 slot);
boost::optional<const Buffer&> AcquireBuffer();
void ReleaseBuffer(u32 slot);
u32 Query(QueryType type);
u32 GetId() const {
return id;