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Diffstat (limited to 'src/mess/machine/c64_bn1541.h')
-rw-r--r-- | src/mess/machine/c64_bn1541.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/mess/machine/c64_bn1541.h b/src/mess/machine/c64_bn1541.h new file mode 100644 index 00000000000..bceaa6122ca --- /dev/null +++ b/src/mess/machine/c64_bn1541.h @@ -0,0 +1,74 @@ +/********************************************************************** + + SpeedDOS / Burst Nibbler 1541/1571 Parallel Cable emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __C64_BN1541__ +#define __C64_BN1541__ + + +#include "emu.h" +#include "machine/c64user.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> device_c64_floppy_parallel_interface + +class device_c64_floppy_parallel_interface +{ +public: + // construction/destruction + device_c64_floppy_parallel_interface(const machine_config &mconfig, device_t &device); + virtual ~device_c64_floppy_parallel_interface(); + + virtual void parallel_data_w(UINT8 data) = 0; + virtual void parallel_strobe_w(int state) = 0; + + device_c64_floppy_parallel_interface *m_other; + +protected: + UINT8 m_parallel_data; +}; + + +// ======================> c64_bn1541_device + +class c64_bn1541_device : public device_t, + public device_c64_user_port_interface, + public device_c64_floppy_parallel_interface +{ +public: + // construction/destruction + c64_bn1541_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +protected: + // device-level overrides + virtual void device_config_complete() { m_shortname = "c64_bn1541"; } + virtual void device_start(); + + // device_c64_user_port_interface overrides + virtual UINT8 c64_pb_r(address_space &space, offs_t offset); + virtual void c64_pb_w(address_space &space, offs_t offset, UINT8 data); + virtual void c64_pc2_w(int level); + + // device_c64_floppy_parallel_interface overrides + virtual void parallel_data_w(UINT8 data); + virtual void parallel_strobe_w(int state); +}; + + +// device type definition +extern const device_type C64_BN1541; + + +#endif |