1 // license:BSD-3-Clause 2 // copyright-holders:Aaron Giles 3 /*************************************************************************** 4 5 Sega G-80 raster hardware 6 7 Across these games, there's a mixture of discrete sound circuitry, 8 speech boards, ADPCM samples, and a TMS3617 music chip. 9 10 ***************************************************************************/ 11 12 #ifndef MAME_AUDIO_SEGAG80R 13 #define MAME_AUDIO_SEGAG80R 14 15 #pragma once 16 17 #include "cpu/mcs48/mcs48.h" 18 #include "machine/i8243.h" 19 #include "machine/i8255.h" 20 #include "sound/samples.h" 21 #include "sound/tms36xx.h" 22 23 class monsterb_sound_device : public device_t 24 { 25 public: monsterb_sound_device(const machine_config & mconfig,const char * tag,device_t * owner,uint32_t clock,T && region_tag)26 template <typename T> monsterb_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock, T &®ion_tag) 27 : monsterb_sound_device(mconfig, tag, owner, clock) 28 { 29 m_audiocpu_region.set_tag(std::forward<T>(region_tag)); 30 } 31 32 monsterb_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 33 34 uint8_t n7751_status_r(); 35 void n7751_command_w(uint8_t data); 36 37 void sound_a_w(uint8_t data); 38 void sound_b_w(uint8_t data); 39 40 41 protected: 42 // device-level overrides 43 virtual void device_start() override; 44 virtual void device_add_mconfig(machine_config &config) override; 45 46 uint8_t n7751_command_r(); 47 void n7751_p2_w(uint8_t data); 48 49 uint8_t n7751_rom_r(); 50 template<int Shift> void n7751_rom_addr_w(uint8_t data); 51 void n7751_rom_select_w(uint8_t data); 52 53 required_device<n7751_device> m_audiocpu; 54 required_memory_region m_audiocpu_region; 55 56 required_device<tms36xx_device> m_music; 57 required_device<samples_device> m_samples; 58 59 required_device<i8243_device> m_i8243; 60 61 uint8_t m_n7751_command; 62 uint8_t m_n7751_busy; 63 uint8_t m_sound_state[2]; 64 uint16_t m_sound_addr; 65 }; 66 67 DECLARE_DEVICE_TYPE(MONSTERB_SOUND, monsterb_sound_device) 68 69 #endif // MAME_AUDIO_SEGAG80R 70