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Diffstat (limited to 'src/devices/sound/ym2608.h')
-rw-r--r--src/devices/sound/ym2608.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/devices/sound/ym2608.h b/src/devices/sound/ym2608.h
index 022e0ef54eb..465b3ba1659 100644
--- a/src/devices/sound/ym2608.h
+++ b/src/devices/sound/ym2608.h
@@ -18,11 +18,14 @@ DECLARE_DEVICE_TYPE(YM2608, ym2608_device);
class ym2608_device : public ay8910_device, public device_rom_interface<21>
{
public:
+ // YM2608 is OPNA
+ using fm_engine = ymopna_engine;
+
// constructor
ym2608_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
// configuration helpers
- auto irq_handler() { return m_opn.irq_handler(); }
+ auto irq_handler() { return m_fm.irq_handler(); }
// read/write access
u8 read(offs_t offset);
@@ -33,9 +36,9 @@ protected:
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_clock_changed() override;
+ virtual const tiny_rom_entry *device_rom_region() const override;
// ROM device overrides
- virtual const tiny_rom_entry *device_rom_region() const override;
virtual void rom_bank_updated() override;
// sound overrides
@@ -45,7 +48,7 @@ private:
// set a new prescale value and update clocks
void update_prescale(u8 newval);
- // combine ADPCM and OPN statuses
+ // combine ADPCM and FM statuses
u8 combine_status();
// ADPCM read/write callbacks
@@ -55,7 +58,7 @@ private:
// internal state
required_memory_region m_internal; // internal memory region
- ymopna_engine m_opn; // core OPNA engine
+ fm_engine m_fm; // core FM engine
ymadpcm_a_engine m_adpcm_a; // ADPCM-A engine
ymadpcm_b_engine m_adpcm_b; // ADPCM-B engine
sound_stream *m_stream; // sound stream