// license:BSD-3-Clause // copyright-holders:Fabio Priuli /********************************************************************** SNK Neo Geo Kizuna 4Players Controller emulation **********************************************************************/ #include "emu.h" #include "kizuna4p.h" //************************************************************************** // DEVICE DEFINITIONS //************************************************************************** const device_type NEOGEO_KIZ4P = &device_creator; static INPUT_PORTS_START( neogeo_kiz4p ) PORT_START("JOY1") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(1) PORT_START("JOY2") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_START("JOY3") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(3) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(3) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(3) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(3) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(3) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(3) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(3) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(3) PORT_START("JOY4") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP ) PORT_PLAYER(4) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_PLAYER(4) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_PLAYER(4) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(4) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(4) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(4) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(4) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(4) PORT_START("START13") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START1 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START3 ) PORT_START("START24") PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_START2 ) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_START4 ) INPUT_PORTS_END //------------------------------------------------- // input_ports - device-specific input ports //------------------------------------------------- ioport_constructor neogeo_kizuna4p_device::device_input_ports() const { return INPUT_PORTS_NAME( neogeo_kiz4p ); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // neogeo_kizuna4p_device - constructor //------------------------------------------------- neogeo_kizuna4p_device::neogeo_kizuna4p_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, NEOGEO_KIZ4P, "SNK Neo Geo Kizuna 4P Controller", tag, owner, clock, "neogeo_kiz4p", __FILE__), device_neogeo_ctrl_edge_interface(mconfig, *this), m_joy1(*this, "JOY1"), m_joy2(*this, "JOY2"), m_joy3(*this, "JOY3"), m_joy4(*this, "JOY4"), m_ss1(*this, "START13"), m_ss2(*this, "START24") { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void neogeo_kizuna4p_device::device_start() { save_item(NAME(m_ctrl_sel)); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void neogeo_kizuna4p_device::device_reset() { m_ctrl_sel = 0; } //------------------------------------------------- // in0_r //------------------------------------------------- READ8_MEMBER(neogeo_kizuna4p_device::in0_r) { uint8_t res = 0; if (m_ctrl_sel & 0x01) res = m_joy3->read(); else res = m_joy1->read(); if (m_ctrl_sel & 0x04) res &= ((m_ctrl_sel & 0x01) ? ~0x20 : ~0x10); return res; } //------------------------------------------------- // in1_r //------------------------------------------------- READ8_MEMBER(neogeo_kizuna4p_device::in1_r) { uint8_t res = 0; if (m_ctrl_sel & 0x01) res = m_joy4->read(); else res = m_joy2->read(); if (m_ctrl_sel & 0x04) res &= ((m_ctrl_sel & 0x01) ? ~0x20 : ~0x10); return res; } //------------------------------------------------- // read_start_sel //------------------------------------------------- uint8_t neogeo_kizuna4p_device::read_start_sel() { return (BIT(m_ss1->read(), m_ctrl_sel & 0x01)) | (BIT(m_ss2->read(), m_ctrl_sel & 0x01) << 2); } //------------------------------------------------- // write_ctrlsel //------------------------------------------------- void neogeo_kizuna4p_device::write_ctrlsel(uint8_t data) { m_ctrl_sel = data; }