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author | 2013-03-07 15:28:25 +0000 | |
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committer | 2013-03-07 15:28:25 +0000 | |
commit | 76ac08a0b805820f12be6dac3daee17f8eb26953 (patch) | |
tree | 74a1a81d8e2a6cf242d498978b3573015c4d7a0c /src/emu/machine/mc6843.h | |
parent | 7e0b63efa9978e8611337c4ac80ffc293bb527ee (diff) |
Moved some files to where they belong. (nw)
Diffstat (limited to 'src/emu/machine/mc6843.h')
-rw-r--r-- | src/emu/machine/mc6843.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/emu/machine/mc6843.h b/src/emu/machine/mc6843.h new file mode 100644 index 00000000000..677899c817f --- /dev/null +++ b/src/emu/machine/mc6843.h @@ -0,0 +1,59 @@ +/********************************************************************** + + Copyright (C) Antoine Mine' 2007 + + Motorola 6843 Floppy Disk Controller emulation. + +**********************************************************************/ + +#ifndef MC6843_H +#define MC6843_H + +class mc6843_device : public device_t +{ +public: + mc6843_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + ~mc6843_device() { global_free(m_token); } + + // access to legacy token + void *token() const { assert(m_token != NULL); return m_token; } +protected: + // device-level overrides + virtual void device_config_complete(); + virtual void device_start(); + virtual void device_reset(); +private: + // internal state + void *m_token; +}; + +extern const device_type MC6843; + + + +/* ---------- configuration ------------ */ + +struct mc6843_interface +{ + void ( * irq_func ) ( device_t *device, int state ); +}; + + +#define MCFG_MC6843_ADD(_tag, _intrf) \ + MCFG_DEVICE_ADD(_tag, MC6843, 0) \ + MCFG_DEVICE_CONFIG(_intrf) + +#define MCFG_MC6843_REMOVE(_tag) \ + MCFG_DEVICE_REMOVE(_tag) + + +/* ---------- functions ------------ */ + +extern DECLARE_READ8_DEVICE_HANDLER ( mc6843_r ); +extern DECLARE_WRITE8_DEVICE_HANDLER ( mc6843_w ); + +extern void mc6843_set_drive ( device_t *device, int drive ); +extern void mc6843_set_side ( device_t *device, int side ); +extern void mc6843_set_index_pulse ( device_t *device, int index_pulse ); + +#endif |