Lines Matching refs:R0
232 while ((read_zsreg(zport, R0) & Rx_CH_AV) && --loops) in zs_receive_drain()
242 while (!(read_zsreg(zport, R0) & Tx_BUF_EMP) && --loops) { in zs_transmit_drain()
324 status_a = read_zsreg(zport_a, R0); in zs_raw_get_ab_mctrl()
325 status_b = read_zsreg(zport_b, R0); in zs_raw_get_ab_mctrl()
421 write_zsreg(zport, R0, RES_Tx_P); in zs_raw_stop_tx()
498 write_zsreg(zport_a, R0, RES_EXT_INT); in zs_enable_ms()
547 avail = read_zsreg(zport, R0) & Rx_CH_AV; in zs_receive_chars()
572 write_zsreg(zport, R0, ERR_RES); in zs_receive_chars()
655 status = read_zsreg(zport, R0); in zs_status_handle()
692 write_zsreg(zport, R0, RES_EXT_INT); in zs_status_handle()
777 write_zsreg(zport, R0, ERR_RES); in zs_startup()
778 write_zsreg(zport, R0, RES_Tx_P); in zs_startup()
781 write_zsreg(zport, R0, RES_EXT_INT); in zs_startup()
795 zport->brk = read_zsreg(zport, R0) & BRK_ABRT; in zs_startup()
835 read_zsreg(zport, R0); in zs_reset()