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Diffstat (limited to 'src/devices/bus/pce_ctrl/pcectrl.h')
-rw-r--r-- | src/devices/bus/pce_ctrl/pcectrl.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/devices/bus/pce_ctrl/pcectrl.h b/src/devices/bus/pce_ctrl/pcectrl.h new file mode 100644 index 00000000000..ac3aa841fbb --- /dev/null +++ b/src/devices/bus/pce_ctrl/pcectrl.h @@ -0,0 +1,81 @@ +// license:BSD-3-Clause +// copyright-holders:cam900 +/********************************************************************** + + NEC PC Engine/TurboGrafx-16 controller port emulation + +**********************************************************************/ + +#ifndef MAME_BUS_PCE_CTRL_PCECTRL_H +#define MAME_BUS_PCE_CTRL_PCECTRL_H + +#pragma once + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> pce_control_port_device + +class device_pce_control_port_interface; + +class pce_control_port_device : public device_t, + public device_slot_interface +{ +public: + // construction/destruction + template <typename T> + pce_control_port_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt) + : pce_control_port_device(mconfig, tag, owner, 0) + { + option_reset(); + opts(*this); + set_default_option(dflt); + set_fixed(false); + } + + pce_control_port_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); + virtual ~pce_control_port_device(); + + u8 port_r(); + + void sel_w(int state); + void clr_w(int state); + +protected: + // device-level overrides + virtual void device_start() override ATTR_COLD; + + device_pce_control_port_interface *m_device; +}; + + +// ======================> device_pce_control_port_interface + +// class representing interface-specific live pce_control_port card +class device_pce_control_port_interface : public device_interface +{ +public: + // construction/destruction + virtual ~device_pce_control_port_interface(); + + virtual u8 peripheral_r() { return 0xf; } + virtual void sel_w(int state) {} + virtual void clr_w(int state) {} + +protected: + device_pce_control_port_interface(const machine_config &mconfig, device_t &device); + + pce_control_port_device *m_port; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(PCE_CONTROL_PORT, pce_control_port_device) + + +void pce_control_port_devices(device_slot_interface &device); + + +#endif // MAME_BUS_PCE_CTRL_PCECTRL_H |