Lines Matching defs:wt_softc
122 struct wt_softc { struct
123 device_t sc_dev;
124 void *sc_ih;
126 bus_space_tag_t sc_iot;
127 bus_space_handle_t sc_ioh;
128 isa_chipset_tag_t sc_ic;
130 callout_t sc_timer_ch;
132 enum wttype type; /* type of controller */
133 int chan; /* DMA channel number, 1..3 */
134 int flags; /* state of tape drive */
135 unsigned dens; /* tape density */
136 int bsize; /* tape block size */
137 void *buf; /* internal i/o buffer */
139 void *dmavaddr; /* virtual address of DMA i/o buffer */
140 size_t dmatotal; /* size of i/o buffer */
141 int dmaflags; /* i/o direction */
142 size_t dmacount; /* resulting length of DMA i/o */
144 u_short error; /* code for error encountered */
145 u_short ercnt; /* number of error blocks */
146 u_short urcnt; /* number of underruns */
148 struct wtregs regs;