Lines Matching refs:channel
151 #define CHRB 0x40 /* Reset channel B */
152 #define CHRA 0x80 /* Reset channel A */
239 /* Read Register 2 (channel b only) - Interrupt vector */
277 #define ZS_CLEARERR(channel) do { sbus_writeb(ERR_RES, &channel->control); \
280 #define ZS_CLEARSTAT(channel) do { sbus_writeb(RES_EXT_INT, &channel->control); \
283 #define ZS_CLEARFIFO(channel) do { sbus_readb(&channel->data); \
285 sbus_readb(&channel->data); \
287 sbus_readb(&channel->data); \