static READ16_HANDLER(dsp_BIO_r)
{
if ( cpu_get_pc(space->cpu) == 0x0001 )
{
if ( dsp_idle == 0 )
{
dsp_idle = 1;
dsp_BIO = 0;
}
return !dsp_BIO;
}
else if ( cpu_get_pc(space->cpu) == 0x0003 )
{
if ( dsp_BIO == 1 )
{
dsp_idle = 0;
dsp_BIO = 0;
cputag_resume(space->machine, "maincpu", SUSPEND_REASON_SPIN );
return 0;
}
else
{
assert(0);
return 0;
}
}
else
{
return !dsp_BIO;
}
}
static void IntReq(running_machine *machine, int num)
{
const address_space *space = cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM);
UINT32 IntEn=memory_read_dword(space, 0x01800c08);
UINT32 IntPend=memory_read_dword(space, 0x01800c0c);
if(IntEn & (1 << num))
{
IntPend |= (1 << num);
memory_write_dword(space, 0x01800c0c, IntPend);
cputag_set_input_line(machine, "maincpu", SE3208_INT, ASSERT_LINE);
}
#ifdef IDLE_LOOP_SPEEDUP
FlipCntRead = 0;
cputag_resume(machine, "maincpu", SUSPEND_REASON_SPIN);
#endif
}
void jaguar_dsp_resume(running_machine *machine)
{
cputag_resume(machine, "audiocpu", SUSPEND_REASON_SPIN);
}