// license:BSD-3-Clause // copyright-holders:Fabio Priuli #ifndef MAME_BUS_NES_SUNSOFT_H #define MAME_BUS_NES_SUNSOFT_H #pragma once #include "nxrom.h" #include "sound/ay8910.h" // ======================> nes_sunsoft_1_device class nes_sunsoft_1_device : public nes_nrom_device { public: // construction/destruction nes_sunsoft_1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_WRITE8_MEMBER(write_m) override; virtual void pcb_reset() override; protected: // device-level overrides virtual void device_start() override; }; // ======================> nes_sunsoft_2_device class nes_sunsoft_2_device : public nes_nrom_device { public: // construction/destruction nes_sunsoft_2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_WRITE8_MEMBER(write_h) override; virtual void pcb_reset() override; protected: // device-level overrides virtual void device_start() override; }; // ======================> nes_sunsoft_3_device class nes_sunsoft_3_device : public nes_nrom_device { public: // construction/destruction nes_sunsoft_3_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_WRITE8_MEMBER(write_h) override; virtual void pcb_reset() override; protected: // device-level overrides virtual void device_start() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; private: uint16_t m_irq_count; int m_irq_enable, m_irq_toggle; static const device_timer_id TIMER_IRQ = 0; emu_timer *irq_timer; }; // ======================> nes_sunsoft_4_device class nes_sunsoft_4_device : public nes_nrom_device { public: // construction/destruction nes_sunsoft_4_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_READ8_MEMBER(read_m) override; virtual DECLARE_WRITE8_MEMBER(write_m) override; virtual DECLARE_WRITE8_MEMBER(sun4_write); virtual DECLARE_WRITE8_MEMBER(write_h) override { sun4_write(space, offset, data, mem_mask); } virtual void pcb_reset() override; protected: nes_sunsoft_4_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void device_start() override; void sun4_mirror(int mirror, int mirr0, int mirr1); int m_reg, m_latch1, m_latch2, m_wram_enable; }; // ======================> nes_sunsoft_fme7_device class nes_sunsoft_fme7_device : public nes_nrom_device { public: // construction/destruction nes_sunsoft_fme7_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual DECLARE_READ8_MEMBER(read_m) override; virtual DECLARE_WRITE8_MEMBER(write_m) override; virtual DECLARE_WRITE8_MEMBER(fme7_write); virtual DECLARE_WRITE8_MEMBER(write_h) override { fme7_write(space, offset, data, mem_mask); } virtual void pcb_reset() override; protected: nes_sunsoft_fme7_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void device_start() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; private: uint16_t m_irq_count; int m_irq_enable; static const device_timer_id TIMER_IRQ = 0; emu_timer *irq_timer; uint8_t m_latch; uint8_t m_wram_bank; }; // ======================> nes_sunsoft_5_device class nes_sunsoft_5_device : public nes_sunsoft_fme7_device { public: // construction/destruction nes_sunsoft_5_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual machine_config_constructor device_mconfig_additions() const override; virtual DECLARE_WRITE8_MEMBER(write_h) override; private: required_device m_ym2149; }; // device type definition DECLARE_DEVICE_TYPE(NES_SUNSOFT_1, nes_sunsoft_1_device) DECLARE_DEVICE_TYPE(NES_SUNSOFT_2, nes_sunsoft_2_device) DECLARE_DEVICE_TYPE(NES_SUNSOFT_3, nes_sunsoft_3_device) DECLARE_DEVICE_TYPE(NES_SUNSOFT_4, nes_sunsoft_4_device) DECLARE_DEVICE_TYPE(NES_SUNSOFT_FME7, nes_sunsoft_fme7_device) DECLARE_DEVICE_TYPE(NES_SUNSOFT_5, nes_sunsoft_4_device) #endif // MAME_BUS_NES_SUNSOFT_H