diff options
Diffstat (limited to 'src/emu/sound/dmadac.h')
-rw-r--r-- | src/emu/sound/dmadac.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/emu/sound/dmadac.h b/src/emu/sound/dmadac.h index eee3ab6d792..3c6d518501f 100644 --- a/src/emu/sound/dmadac.h +++ b/src/emu/sound/dmadac.h @@ -12,7 +12,29 @@ #include "devlegcy.h" -DECLARE_LEGACY_SOUND_DEVICE(DMADAC, dmadac_sound); +class dmadac_sound_device : public device_t, + public device_sound_interface +{ +public: + dmadac_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + ~dmadac_sound_device() { global_free(m_token); } + + // access to legacy token + void *token() const { assert(m_token != NULL); return m_token; } +protected: + // device-level overrides + virtual void device_config_complete(); + virtual void device_start(); + + // sound stream update overrides + virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples); +private: + // internal state + void *m_token; +}; + +extern const device_type DMADAC; + void dmadac_transfer(dmadac_sound_device **devlist, UINT8 num_channels, offs_t channel_spacing, offs_t frame_spacing, offs_t total_frames, INT16 *data); void dmadac_enable(dmadac_sound_device **devlist, UINT8 num_channels, UINT8 enable); |