// license:BSD-3-Clause // copyright-holders:Sergey Svishchev /*************************************************************************** Dual joystick interface ***************************************************************************/ #include "emu.h" #include "joystick.h" namespace { //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> bk_joystick_device class bk_joystick_device : public device_t, public device_bk_parallel_interface { public: // construction/destruction bk_joystick_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: virtual ioport_constructor device_input_ports() const override ATTR_COLD; virtual void device_start() override ATTR_COLD {} virtual uint16_t io_r() override; private: required_ioport m_joy; }; //------------------------------------------------- // input_ports - device-specific input ports //------------------------------------------------- static INPUT_PORTS_START( bk_joystick ) PORT_START("JOY") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_8WAY PORT_PLAYER(1) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_8WAY PORT_PLAYER(1) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_8WAY PORT_PLAYER(1) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_8WAY PORT_PLAYER(1) PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_START1) PORT_PLAYER(1) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(1) PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_SELECT) PORT_PLAYER(1) PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_8WAY PORT_PLAYER(2) PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_8WAY PORT_PLAYER(2) PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_8WAY PORT_PLAYER(2) PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_8WAY PORT_PLAYER(2) PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_START1) PORT_PLAYER(2) PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2) PORT_BIT(0x4000, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(2) PORT_BIT(0x8000, IP_ACTIVE_LOW, IPT_SELECT) PORT_PLAYER(2) INPUT_PORTS_END ioport_constructor bk_joystick_device::device_input_ports() const { return INPUT_PORTS_NAME(bk_joystick); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // bk_joystick_device - constructor //------------------------------------------------- bk_joystick_device::bk_joystick_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, BK_JOYSTICK, tag, owner, clock) , device_bk_parallel_interface(mconfig, *this) , m_joy(*this, "JOY") { } //************************************************************************** // IMPLEMENTATION //************************************************************************** uint16_t bk_joystick_device::io_r() { return m_joy->read(); } } // anonymous namespace //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** DEFINE_DEVICE_TYPE_PRIVATE(BK_JOYSTICK, device_bk_parallel_interface, bk_joystick_device, "bk_joystick", "BK Joystick Interface")