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Diffstat (limited to 'src/mame/drivers/pc9801.cpp')
-rw-r--r--src/mame/drivers/pc9801.cpp17
1 files changed, 6 insertions, 11 deletions
diff --git a/src/mame/drivers/pc9801.cpp b/src/mame/drivers/pc9801.cpp
index eccc464a64e..6946d67923f 100644
--- a/src/mame/drivers/pc9801.cpp
+++ b/src/mame/drivers/pc9801.cpp
@@ -946,18 +946,13 @@ template <unsigned port> u8 pc9801vm_state::fdc_2hd_2dd_ctrl_r()
return res;
}
-void pc9801vm_state::device_timer(emu_timer &timer, device_timer_id id, int param)
+TIMER_CALLBACK_MEMBER(pc9801vm_state::fdc_trigger)
{
- switch (id)
+ // TODO: sorcer definitely expects this irq to be taken
+ if (BIT(m_fdc_2hd_ctrl, 2))
{
- case TIMER_FDC_TRIGGER:
- // TODO: sorcer definitely expects this irq to be taken
- if (bool(BIT(m_fdc_2hd_ctrl, 2)))
- {
- m_pic2->ir2_w(0);
- m_pic2->ir2_w(1);
- }
- break;
+ m_pic2->ir2_w(0);
+ m_pic2->ir2_w(1);
}
}
@@ -1922,7 +1917,7 @@ MACHINE_START_MEMBER(pc9801vm_state,pc9801rs)
m_sys_type = 0x80 >> 6;
- m_fdc_timer = timer_alloc(TIMER_FDC_TRIGGER);
+ m_fdc_timer = timer_alloc(FUNC(pc9801vm_state::fdc_trigger), this);
save_item(NAME(m_dac1bit_disable));