1 // license:BSD-3-Clause 2 // copyright-holders:David Haywood 3 /************************************************************************* 4 5 Simple 156 based board 6 7 *************************************************************************/ 8 9 #include "machine/eepromser.h" 10 #include "sound/okim6295.h" 11 #include "video/deco16ic.h" 12 #include "video/decospr.h" 13 #include "emupal.h" 14 15 class simpl156_state : public driver_device 16 { 17 public: simpl156_state(const machine_config & mconfig,device_type type,const char * tag)18 simpl156_state(const machine_config &mconfig, device_type type, const char *tag) 19 : driver_device(mconfig, type, tag), 20 m_maincpu(*this, "maincpu"), 21 m_deco_tilegen(*this, "tilegen"), 22 m_eeprom(*this, "eeprom"), 23 m_okimusic(*this, "okimusic") , 24 m_mainram(*this, "mainram"), 25 m_systemram(*this, "systemram"), 26 m_sprgen(*this, "spritegen"), 27 m_palette(*this, "palette") { } 28 29 void joemacr(machine_config &config); 30 void magdrop(machine_config &config); 31 void chainrec(machine_config &config); 32 void mitchell156(machine_config &config); 33 void magdropp(machine_config &config); 34 35 void init_simpl156(); 36 void init_joemacr(); 37 void init_charlien(); 38 void init_prtytime(); 39 void init_osman(); 40 void init_chainrec(); 41 42 private: 43 /* devices */ 44 required_device<cpu_device> m_maincpu; 45 required_device<deco16ic_device> m_deco_tilegen; 46 required_device<eeprom_serial_93cxx_device> m_eeprom; 47 required_device<okim6295_device> m_okimusic; 48 /* memory pointers */ 49 std::unique_ptr<u16[]> m_rowscroll[2]; 50 required_shared_ptr<u32> m_mainram; 51 required_shared_ptr<u32> m_systemram; 52 optional_device<decospr_device> m_sprgen; 53 required_device<palette_device> m_palette; 54 std::unique_ptr<u16[]> m_spriteram; 55 size_t m_spriteram_size; 56 DECO16IC_BANK_CB_MEMBER(bank_callback); 57 DECOSPR_PRIORITY_CB_MEMBER(pri_callback); 58 59 void eeprom_w(u32 data); 60 u32 spriteram_r(offs_t offset); 61 void spriteram_w(offs_t offset, u32 data, u32 mem_mask); 62 u32 mainram_r(offs_t offset); 63 void mainram_w(offs_t offset, u32 data, u32 mem_mask); 64 template<unsigned Layer> u32 rowscroll_r(offs_t offset); 65 template<unsigned Layer> void rowscroll_w(offs_t offset, u32 data, u32 mem_mask); 66 u32 joemacr_speedup_r(); 67 u32 chainrec_speedup_r(); 68 u32 prtytime_speedup_r(); 69 u32 charlien_speedup_r(); 70 u32 osman_speedup_r(); 71 72 virtual void video_start() override; 73 u32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); 74 DECLARE_WRITE_LINE_MEMBER(vblank_interrupt); 75 76 void chainrec_map(address_map &map); 77 void joemacr_map(address_map &map); 78 void magdrop_map(address_map &map); 79 void magdropp_map(address_map &map); 80 void mitchell156_map(address_map &map); 81 }; 82