diff options
Diffstat (limited to 'src/mess/machine/vcsctrl.h')
-rw-r--r-- | src/mess/machine/vcsctrl.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/mess/machine/vcsctrl.h b/src/mess/machine/vcsctrl.h new file mode 100644 index 00000000000..7f3ca0c7301 --- /dev/null +++ b/src/mess/machine/vcsctrl.h @@ -0,0 +1,85 @@ +/********************************************************************** + + Atari Video Computer System controller port emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +********************************************************************** + + +**********************************************************************/ + +#pragma once + +#ifndef __VCS_CONTROL_PORT__ +#define __VCS_CONTROL_PORT__ + +#include "emu.h" + + + +//************************************************************************** +// INTERFACE CONFIGURATION MACROS +//************************************************************************** + +#define MCFG_VCS_CONTROL_PORT_ADD(_tag, _slot_intf, _def_slot, _def_inp) \ + MCFG_DEVICE_ADD(_tag, VCS_CONTROL_PORT, 0) \ + MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, _def_inp, false) + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> vcs_control_port_device + +class device_vcs_control_port_interface; + +class vcs_control_port_device : public device_t, + public device_slot_interface +{ +public: + // construction/destruction + vcs_control_port_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + virtual ~vcs_control_port_device(); + + // computer interface + DECLARE_READ8_MEMBER( joy_r ); + DECLARE_READ8_MEMBER( pot_x_r ); + DECLARE_READ8_MEMBER( pot_y_r ); + +protected: + // device-level overrides + virtual void device_start(); + + device_vcs_control_port_interface *m_device; +}; + + +// ======================> device_vcs_control_port_interface + +// class representing interface-specific live vcs_expansion card +class device_vcs_control_port_interface : public device_slot_card_interface +{ +public: + // construction/destruction + device_vcs_control_port_interface(const machine_config &mconfig, device_t &device); + virtual ~device_vcs_control_port_interface(); + + virtual UINT8 vcs_joy_r() { return 0xff; }; + virtual UINT8 vcs_pot_x_r() { return 0xff; }; + virtual UINT8 vcs_pot_y_r() { return 0xff; }; + +protected: + vcs_control_port_device *m_port; +}; + + +// device type definition +extern const device_type VCS_CONTROL_PORT; + + + +#endif |