diff options
Diffstat (limited to 'src/mess/audio/gb.c')
-rw-r--r-- | src/mess/audio/gb.c | 42 |
1 files changed, 40 insertions, 2 deletions
diff --git a/src/mess/audio/gb.c b/src/mess/audio/gb.c index ba037c4c10e..bb2ab554f3c 100644 --- a/src/mess/audio/gb.c +++ b/src/mess/audio/gb.c @@ -180,7 +180,7 @@ INLINE gb_sound_t *get_token(device_t *device) { assert(device != NULL); assert(device->type() == GAMEBOY); - return (gb_sound_t *) downcast<legacy_device_base *>(device)->token(); + return (gb_sound_t *) downcast<gameboy_sound_device *>(device)->token(); } @@ -772,4 +772,42 @@ DEVICE_GET_INFO( gameboy_sound ) } } -DEFINE_LEGACY_SOUND_DEVICE(GAMEBOY, gameboy_sound); +const device_type GAMEBOY = &device_creator<gameboy_sound_device>; + +gameboy_sound_device::gameboy_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) + : device_t(mconfig, GAMEBOY, "LR35902", tag, owner, clock), + device_sound_interface(mconfig, *this) +{ + m_token = global_alloc_array_clear(UINT8, sizeof(gb_sound_t)); +} + +//------------------------------------------------- +// device_config_complete - perform any +// operations now that the configuration is +// complete +//------------------------------------------------- + +void gameboy_sound_device::device_config_complete() +{ +} + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void gameboy_sound_device::device_start() +{ + DEVICE_START_NAME( gameboy_sound )(this); +} + +//------------------------------------------------- +// sound_stream_update - handle a stream update +//------------------------------------------------- + +void gameboy_sound_device::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) +{ + // should never get here + fatalerror("sound_stream_update called; not applicable to legacy sound devices\n"); +} + + |