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Diffstat (limited to 'src/devices/bus/a2bus/transwarp.h')
-rw-r--r-- | src/devices/bus/a2bus/transwarp.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/transwarp.h b/src/devices/bus/a2bus/transwarp.h new file mode 100644 index 00000000000..be327e56c6e --- /dev/null +++ b/src/devices/bus/a2bus/transwarp.h @@ -0,0 +1,61 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + transwarp.h + + Implementation of the Applied Engineering TransWarp accelerator + +*********************************************************************/ + +#ifndef MAME_BUS_A2BUS_A2TRANSWARP_H +#define MAME_BUS_A2BUS_A2TRANSWARP_H + +#include "a2bus.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class a2bus_transwarp_device: + public device_t, + public device_a2bus_card_interface +{ +public: + // construction/destruction + a2bus_transwarp_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + + virtual const tiny_rom_entry *device_rom_region() const override; + + DECLARE_READ8_MEMBER( dma_r ); + DECLARE_WRITE8_MEMBER( dma_w ); + +protected: + a2bus_transwarp_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); + + // overrides of device_t functions + virtual void device_start() override; + virtual void device_reset() override; + virtual void device_add_mconfig(machine_config &config) override; + virtual ioport_constructor device_input_ports() const override; + virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; + + // overrides of standard a2bus slot functions + virtual bool take_c800() override; + +private: + bool m_bEnabled; + bool m_bReadA2ROM; + emu_timer *m_timer; + + required_device<cpu_device> m_ourcpu; + required_region_ptr<uint8_t> m_rom; + required_ioport m_dsw1, m_dsw2; + + void hit_slot(int slot); +}; + +// device type definition +DECLARE_DEVICE_TYPE(A2BUS_TRANSWARP, a2bus_transwarp_device) + +#endif // MAME_BUS_A2BUS_TRANSWARP_H |