Lines Matching refs:readb
205 #define sbfree (((readb(&dev.shmem->data_control.scns) + 1) & 0xf) != \
206 readb(&dev.shmem->data_control.scnr))
209 #define sbnext (writeb((readb(&dev.shmem->data_control.scns) + 1) & 0xf, \
214 #define sbuf_d dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].data
215 #define sbuf_l dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].length
216 #define sbuf_f dev.shmem->data_buffers.send_buf[readb(&sbuf_n)].endflag
219 #define rbavl (readb(&dev.shmem->data_control.ecnr) != \
220 readb(&dev.shmem->data_control.ecns))
223 #define rbnext (writeb((readb(&dev.shmem->data_control.ecnr) + 1) & 0xf, \
228 #define rbuf_d dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].data
229 #define rbuf_l dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].length
230 #define rbuf_f dev.shmem->data_buffers.receive_buf[readb(&rbuf_n)].endflag
237 #define cmd_free ((readb(&cmd_i) >= readb(&cmd_o)) ? \
238 0x100 - readb(&cmd_i) + readb(&cmd_o) : \
239 readb(&cmd_o) - readb(&cmd_i))
246 #define msg_avail ((readb(&msg_o) > readb(&msg_i)) ? \
247 0x100 - readb(&msg_o) + readb(&msg_i) : \
248 readb(&msg_i) - readb(&msg_o))