1 /* $NetBSD: spkrvar.h,v 1.6 2017/01/06 09:32:08 pgoyette Exp $ */ 2 3 #ifndef _SYS_DEV_SPKRVAR_H 4 #define _SYS_DEV_SPKRVAR_H 5 6 #include <sys/module.h> 7 8 struct spkr_softc { 9 device_t sc_dev; 10 int sc_octave; /* currently selected octave */ 11 int sc_whole; /* whole-note time at current tempo, in ticks */ 12 int sc_value; /* whole divisor for note time, quarter note = 1 */ 13 int sc_fill; /* controls spacing of notes */ 14 bool sc_octtrack; /* octave-tracking on? */ 15 bool sc_octprefix; /* override current octave-tracking state? */ 16 char *sc_inbuf; 17 18 /* attachment-specific hooks */ 19 void (*sc_tone)(device_t, u_int, u_int); 20 void (*sc_rest)(device_t, int); 21 }; 22 23 void spkr_attach(device_t, 24 void (*)(device_t, u_int, u_int), void (*)(device_t, int)); 25 26 int spkr_detach(device_t, int); 27 28 #endif /* _SYS_DEV_SPKRVAR_H */ 29