Lines Matching defs:r1
256 unsigned int r1;
269 r1 = read_zsreg(channel, R1);
270 if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR)) {
283 r1 |= up->tty_break;
288 if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR | Rx_SYS | Rx_BRK)) {
291 if (r1 & (Rx_SYS | Rx_BRK)) {
293 if (r1 & Rx_SYS)
295 r1 &= ~(PAR_ERR | CRC_ERR);
297 else if (r1 & PAR_ERR)
299 else if (r1 & CRC_ERR)
301 if (r1 & Rx_OVR)
303 r1 &= up->port.read_status_mask;
304 if (r1 & Rx_BRK)
306 else if (r1 & PAR_ERR)
308 else if (r1 & CRC_ERR)
316 uart_insert_char(&up->port, r1, Rx_OVR, ch, flag);