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-rw-r--r--src/emu/bus/vcs/ctrl.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/src/emu/bus/vcs/ctrl.c b/src/emu/bus/vcs/ctrl.c
new file mode 100644
index 00000000000..6effedc9512
--- /dev/null
+++ b/src/emu/bus/vcs/ctrl.c
@@ -0,0 +1,114 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder
+/**********************************************************************
+
+ Atari Video Computer System controller port emulation
+
+ Copyright MESS Team.
+ Visit http://mamedev.org for licensing and usage restrictions.
+
+**********************************************************************/
+
+#include "ctrl.h"
+
+
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type VCS_CONTROL_PORT = &device_creator<vcs_control_port_device>;
+
+
+
+//**************************************************************************
+// CARD INTERFACE
+//**************************************************************************
+
+//-------------------------------------------------
+// device_vcs_control_port_interface - constructor
+//-------------------------------------------------
+
+device_vcs_control_port_interface::device_vcs_control_port_interface(const machine_config &mconfig, device_t &device)
+ : device_slot_card_interface(mconfig,device)
+{
+ m_port = dynamic_cast<vcs_control_port_device *>(device.owner());
+}
+
+
+//-------------------------------------------------
+// ~device_vcs_control_port_interface - destructor
+//-------------------------------------------------
+
+device_vcs_control_port_interface::~device_vcs_control_port_interface()
+{
+}
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// vcs_control_port_device - constructor
+//-------------------------------------------------
+
+vcs_control_port_device::vcs_control_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
+ device_t(mconfig, VCS_CONTROL_PORT, "Atari VCS control port", tag, owner, clock, "vcs_control_port", __FILE__),
+ device_slot_interface(mconfig, *this),
+ m_trigger_handler(*this)
+{
+}
+
+
+//-------------------------------------------------
+// vcs_control_port_device - destructor
+//-------------------------------------------------
+
+vcs_control_port_device::~vcs_control_port_device()
+{
+}
+
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void vcs_control_port_device::device_start()
+{
+ m_device = dynamic_cast<device_vcs_control_port_interface *>(get_card_device());
+
+ m_trigger_handler.resolve_safe();
+}
+
+
+UINT8 vcs_control_port_device::joy_r() { UINT8 data = 0xff; if (exists()) data = m_device->vcs_joy_r(); return data; }
+READ8_MEMBER( vcs_control_port_device::joy_r ) { return joy_r(); }
+UINT8 vcs_control_port_device::pot_x_r() { UINT8 data = 0xff; if (exists()) data = m_device->vcs_pot_x_r(); return data; }
+READ8_MEMBER( vcs_control_port_device::pot_x_r ) { return pot_x_r(); }
+UINT8 vcs_control_port_device::pot_y_r() { UINT8 data = 0xff; if (exists()) data = m_device->vcs_pot_y_r(); return data; }
+READ8_MEMBER( vcs_control_port_device::pot_y_r ) { return pot_y_r(); }
+void vcs_control_port_device::joy_w( UINT8 data ) { if ( exists() ) m_device->vcs_joy_w( data ); }
+WRITE8_MEMBER( vcs_control_port_device::joy_w ) { joy_w(data); }
+bool vcs_control_port_device::exists() { return m_device != NULL; }
+bool vcs_control_port_device::has_pot_x() { return exists() && m_device->has_pot_x(); }
+bool vcs_control_port_device::has_pot_y() { return exists() && m_device->has_pot_y(); }
+
+void vcs_control_port_device::trigger_w(int state)
+{
+ m_trigger_handler(state);
+}
+
+//-------------------------------------------------
+// SLOT_INTERFACE( vcs_control_port_devices )
+//-------------------------------------------------
+
+SLOT_INTERFACE_START( vcs_control_port_devices )
+ SLOT_INTERFACE("joy", VCS_JOYSTICK)
+ SLOT_INTERFACE("pad", VCS_PADDLES)
+ SLOT_INTERFACE("lp", VCS_LIGHTPEN)
+ SLOT_INTERFACE("joybstr", VCS_JOYSTICK_BOOSTER)
+ SLOT_INTERFACE("wheel", VCS_WHEEL)
+ SLOT_INTERFACE("keypad", VCS_KEYPAD)
+SLOT_INTERFACE_END