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Diffstat (limited to 'src/devices/bus/a2bus/titan3plus2.h')
-rw-r--r-- | src/devices/bus/a2bus/titan3plus2.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/devices/bus/a2bus/titan3plus2.h b/src/devices/bus/a2bus/titan3plus2.h new file mode 100644 index 00000000000..f162f115d8e --- /dev/null +++ b/src/devices/bus/a2bus/titan3plus2.h @@ -0,0 +1,64 @@ +// license:BSD-3-Clause +// copyright-holders:R. Belmont +/********************************************************************* + + titan3plus2.h + + Implemention of the Titan /// Plus II card + +*********************************************************************/ + +#ifndef MAME_BUS_A2BUS_TITAN3PLUS2_H +#define MAME_BUS_A2BUS_TITAN3PLUS2_H + +#pragma once + +#include "a2bus.h" +#include "bus/a2gameio/gameio.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +class a2bus_titan3plus2_device: + public device_t, + public device_a2bus_card_interface +{ +public: + // construction/destruction + a2bus_titan3plus2_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + a2bus_titan3plus2_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_add_mconfig(machine_config &config) override; + + // overrides of standard a2bus slot functions + virtual u8 read_inh_rom(u16 offset) override; + virtual void write_inh_rom(u16 offset, u8 data) override; + virtual bool inh_check(uint16_t offset, bool bIsWrite) override; + +private: + required_device<apple2_gameio_device> m_gameio; + + u8 read_c08x(u8 offset); + void write_c08x(u8 offset, u8 data); + u8 read_cnxx(u8 offset) override; + void do_io(int offset); + + int m_inh_state; + int m_last_offset; + int m_dxxx_bank; + int m_main_bank; + u8 m_ram[128*1024]; + bool m_enabled; + + double m_joystick_x1_time, m_joystick_y1_time, m_joystick_x2_time, m_joystick_y2_time, m_x_calibration, m_y_calibration; +}; + +// device type definition +DECLARE_DEVICE_TYPE(A2BUS_TITAN3PLUS2, a2bus_titan3plus2_device) + +#endif // MAME_BUS_A2BUS_TITAN3PLUS2_H |