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Diffstat (limited to 'src/mess/machine/c64/4tba.h')
-rw-r--r-- | src/mess/machine/c64/4tba.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/mess/machine/c64/4tba.h b/src/mess/machine/c64/4tba.h new file mode 100644 index 00000000000..3dc3da5ca3a --- /dev/null +++ b/src/mess/machine/c64/4tba.h @@ -0,0 +1,56 @@ +/********************************************************************** + + Starbyte Software Tie Break Adaptor emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __C64_4TBA__ +#define __C64_4TBA__ + + +#include "emu.h" +#include "machine/c64/user.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_4tba_device + +class c64_4tba_device : public device_t, + public device_c64_user_port_interface +{ +public: + // construction/destruction + c64_4tba_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual ioport_constructor device_input_ports() const; + +protected: + // device-level overrides + virtual void device_start(); + + // device_c64_user_port_interface overrides + virtual UINT8 c64_pb_r(address_space &space, offs_t offset); + virtual int c64_pa2_r(); + virtual void c64_cnt1_w(int level); + +private: + required_ioport m_pb; + required_ioport m_pa2; +}; + + +// device type definition +extern const device_type C64_4TBA; + + +#endif |