// license:BSD-3-Clause // copyright-holders:Fabio Priuli #ifndef MAME_BUS_NES_TENGEN_H #define MAME_BUS_NES_TENGEN_H #include "nxrom.h" // ======================> nes_tengen008_device class nes_tengen008_device : public nes_nrom_device { public: // construction/destruction nes_tengen008_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); virtual void write_h(offs_t offset, uint8_t data) override; virtual void pcb_reset() override; protected: // device-level overrides virtual void device_start() override; }; // ======================> nes_tengen032_device class nes_tengen032_device : public nes_nrom_device { public: // construction/destruction nes_tengen032_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void tengen032_write(offs_t offset, uint8_t data); virtual void write_h(offs_t offset, uint8_t data) override { tengen032_write(offset, data); } virtual void hblank_irq(int scanline, int vblank, int blanked) override; virtual void pcb_reset() override; protected: nes_tengen032_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; virtual void chr_cb(int start, int bank, int source); void set_prg(); void set_chr(); void irq_clock(int blanked); uint16_t m_irq_count, m_irq_count_latch; uint8_t m_irq_mode, m_irq_reset; int m_irq_enable; uint8_t m_latch; uint8_t m_mmc_prg_bank[3]; uint8_t m_mmc_vrom_bank[8]; static const device_timer_id TIMER_IRQ = 0; emu_timer *irq_timer; attotime timer_freq; }; // ======================> nes_tengen037_device class nes_tengen037_device : public nes_tengen032_device { public: // construction/destruction nes_tengen037_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void write_h(offs_t offset, uint8_t data) override; virtual void chr_cb(int start, int bank, int source) override; protected: void set_mirror(); }; // device type definition DECLARE_DEVICE_TYPE(NES_TENGEN_800008, nes_tengen008_device) DECLARE_DEVICE_TYPE(NES_TENGEN_800032, nes_tengen032_device) DECLARE_DEVICE_TYPE(NES_TENGEN_800037, nes_tengen037_device) #endif // MAME_BUS_NES_TENGEN_H