rpcsx/rpcs3/Emu/SysCalls/lv2/sys_interrupt.cpp
2014-08-26 03:55:37 +04:00

106 lines
2.1 KiB
C++

#include "stdafx.h"
#include "Emu/Memory/Memory.h"
#include "Emu/System.h"
#include "Emu/SysCalls/SysCalls.h"
#include "Emu/CPU/CPUThreadManager.h"
#include "Emu/Cell/PPUThread.h"
#include "Emu/Cell/RawSPUThread.h"
#include "sys_interrupt.h"
static SysCallBase sys_interrupt("sys_interrupt");
s32 sys_interrupt_tag_destroy(u32 intrtag)
{
sys_interrupt.Warning("sys_interrupt_tag_destroy(intrtag=%d)", intrtag);
u32 id = intrtag & 0xff;
u32 class_id = intrtag >> 8;
RawSPUThread* t = Emu.GetCPU().GetRawSPUThread(id);
if (!t || class_id > 2 || class_id == 1)
{
return CELL_ESRCH;
}
if (!t->m_intrtag[class_id].enabled)
{
return CELL_ESRCH;
}
if (t->m_intrtag[class_id].thread)
{
return CELL_EBUSY;
}
t->m_intrtag[class_id].enabled = 0;
return CELL_OK;
}
s32 sys_interrupt_thread_establish(mem32_t ih, u32 intrtag, u64 intrthread, u64 arg)
{
sys_interrupt.Warning("sys_interrupt_thread_establish(ih_addr=0x%x, intrtag=%d, intrthread=%lld, arg=0x%llx)", ih.GetAddr(), intrtag, intrthread, arg);
u32 id = intrtag & 0xff;
u32 class_id = intrtag >> 8;
RawSPUThread* t = Emu.GetCPU().GetRawSPUThread(id);
if (!t || class_id > 2 || class_id == 1)
{
return CELL_ESRCH;
}
if (!t->m_intrtag[class_id].enabled)
{
return CELL_ESRCH;
}
if (t->m_intrtag[class_id].thread) // ???
{
return CELL_ESTAT;
}
CPUThread* it = Emu.GetCPU().GetThread(intrthread);
if (!it)
{
return CELL_ESRCH;
}
if (it->m_has_interrupt || !it->m_is_interrupt)
{
return CELL_EAGAIN;
}
ih = (t->m_intrtag[class_id].thread = intrthread);
it->m_interrupt_arg = arg;
return CELL_OK;
}
s32 sys_interrupt_thread_disestablish(u32 ih)
{
sys_interrupt.Todo("sys_interrupt_thread_disestablish(ih=%d)", ih);
CPUThread* it = Emu.GetCPU().GetThread(ih);
if (!it)
{
return CELL_ESRCH;
}
if (!it->m_has_interrupt || !it->m_is_interrupt)
{
return CELL_ESRCH;
}
// TODO: wait for sys_interrupt_thread_eoi() and destroy interrupt thread
return CELL_OK;
}
void sys_interrupt_thread_eoi()
{
sys_interrupt.Log("sys_interrupt_thread_eoi()");
GetCurrentPPUThread().FastStop();
return;
}