diff options
Diffstat (limited to 'src/devices/machine/ncr5390.h')
-rw-r--r-- | src/devices/machine/ncr5390.h | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/src/devices/machine/ncr5390.h b/src/devices/machine/ncr5390.h index 018f9fb5098..0f62fe69c5e 100644 --- a/src/devices/machine/ncr5390.h +++ b/src/devices/machine/ncr5390.h @@ -22,7 +22,7 @@ public: template <class Object> static devcb_base &set_irq_handler(device_t &device, Object &&cb) { return downcast<ncr5390_device &>(device).m_irq_handler.set_callback(std::forward<Object>(cb)); } template <class Object> static devcb_base &set_drq_handler(device_t &device, Object &&cb) { return downcast<ncr5390_device &>(device).m_drq_handler.set_callback(std::forward<Object>(cb)); } - DECLARE_ADDRESS_MAP(map, 8); + virtual DECLARE_ADDRESS_MAP(map, 8); DECLARE_READ8_MEMBER(tcount_lo_r); DECLARE_WRITE8_MEMBER(tcount_lo_w); @@ -50,6 +50,8 @@ public: void dma_w(uint8_t val); protected: + ncr5390_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + virtual void device_start() override; virtual void device_reset() override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; @@ -214,7 +216,10 @@ private: void command_pop_and_chain(); void check_irq(); +protected: void reset_soft(); + +private: void reset_disconnect(); uint8_t fifo_pop(); @@ -229,6 +234,34 @@ private: devcb_write_line m_drq_handler; }; +class ncr53c94_device : public ncr5390_device +{ +public: + ncr53c94_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + + virtual DECLARE_ADDRESS_MAP(map, 8) override; + + DECLARE_WRITE8_MEMBER(conf_w); + + DECLARE_WRITE8_MEMBER(test_w); + DECLARE_READ8_MEMBER(conf2_r) { return config2; }; + DECLARE_WRITE8_MEMBER(conf2_w) { config2 = data; }; + DECLARE_READ8_MEMBER(conf3_r) { return config3; }; + DECLARE_WRITE8_MEMBER(conf3_w) { config3 = data; }; + DECLARE_WRITE8_MEMBER(fifo_align_w) { fifo_align = data; }; + +protected: + virtual void device_start() override; + void reset_soft(); + +private: + bool test_mode; + u8 config2; + u8 config3; + u8 fifo_align; +}; + DECLARE_DEVICE_TYPE(NCR5390, ncr5390_device) +DECLARE_DEVICE_TYPE(NCR53C94, ncr53c94_device) #endif // MAME_MACHINE_NCR5390_H |