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-rw-r--r--src/mame/drivers/cat.cpp21
1 files changed, 1 insertions, 20 deletions
diff --git a/src/mame/drivers/cat.cpp b/src/mame/drivers/cat.cpp
index c8611469ef8..9abaaf2b50f 100644
--- a/src/mame/drivers/cat.cpp
+++ b/src/mame/drivers/cat.cpp
@@ -242,12 +242,6 @@ namespace {
class cat_state : public driver_device
{
public:
- enum
- {
- TIMER_KEYBOARD,
- TIMER_COUNTER_6MS
- };
-
cat_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
@@ -277,7 +271,6 @@ protected:
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
- virtual void device_timer(emu_timer &timer, device_timer_id id, int param) override;
private:
required_device<cpu_device> m_maincpu;
@@ -898,18 +891,6 @@ static INPUT_PORTS_START( cat )
INPUT_PORTS_END
-void cat_state::device_timer(emu_timer &timer, device_timer_id id, int param)
-{
- switch (id)
- {
- case TIMER_COUNTER_6MS:
- counter_6ms_callback(param);
- break;
- default:
- throw emu_fatalerror("Unknown id in cat_state::device_timer");
- }
-}
-
TIMER_CALLBACK_MEMBER(cat_state::counter_6ms_callback)
{
// This is effectively also the KTOBF (guessed: acronym for "Keyboard Timer Out Bit Flip")
@@ -935,7 +916,7 @@ void cat_state::machine_start()
m_wdt_counter = 0;
m_video_enable = 1;
m_video_invert = 0;
- m_6ms_timer = timer_alloc(TIMER_COUNTER_6MS);
+ m_6ms_timer = timer_alloc(FUNC(cat_state::counter_6ms_callback), this);
subdevice<nvram_device>("nvram")->set_base(m_svram, 0x4000);
}