rpcsx/rpcs3/Emu/SysCalls/Callback.cpp

#include "stdafx.h"
#include "Callback.h"

#include "Emu/Cell/PPCThread.h"

Callback::Callback(u32 slot, u64 addr)
	: m_addr(addr)
	, m_slot(slot)
	, a1(0)
	, a2(0)
	, a3(0)
	, m_has_data(false)
{
}

u32 Callback::GetSlot() const
{
	return m_slot;
}

u64 Callback::GetAddr() const
{
	return m_addr;
}

void Callback::SetSlot(u32 slot)
{
	m_slot = slot;
}

void Callback::SetAddr(u64 addr)
{
	m_addr = addr;
}

bool Callback::HasData() const
{
	return m_has_data;
}

void Callback::Handle(u64 _a1, u64 _a2, u64 _a3)
{
	a1 = _a1;
	a2 = _a2;
	a3 = _a3;
	m_has_data = true;
}

void Callback::Branch(bool wait)
{
	m_has_data = false;

	PPCThread& new_thread = Emu.GetCPU().AddThread(PPC_THREAD_PPU);

	new_thread.SetEntry(m_addr);
	new_thread.SetPrio(1001);
	new_thread.stack_size = 0x10000;
	new_thread.SetName("Callback");

	new_thread.SetArg(0, a1);
	new_thread.SetArg(1, a2);
	new_thread.SetArg(2, a3);
	new_thread.Run();

	new_thread.Exec();

	if(wait)
		GetCurrentPPCThread()->Wait(new_thread);
}

Callback::operator bool() const
{
	return GetAddr() != 0;
}

Callback2::Callback2(u32 slot, u64 addr, u64 userdata) : Callback(slot, addr)
{
	a2 = userdata;
}

void Callback2::Handle(u64 status)
{
	Callback::Handle(status, a2, 0);
}

Callback3::Callback3(u32 slot, u64 addr, u64 userdata) : Callback(slot, addr)
{
	a3 = userdata;
}

void Callback3::Handle(u64 status, u64 param)
{
	Callback::Handle(status, param, a3);
}