Lines Matching defs:RD4
84 #define RD4(bas, reg) \
284 if (!(RD4(bas, USART_CSR) & USART_CSR_TXRDY))
314 while (!(RD4(bas, USART_CSR) & USART_CSR_TXRDY))
326 return ((RD4(bas, USART_CSR) & USART_CSR_RXRDY) != 0 ? 1 : 0);
338 while (!(RD4(bas, USART_CSR) & USART_CSR_RXRDY)) {
343 c = RD4(bas, USART_RHR) & 0xff;
458 if (RD4(&sc->sc_bas, USART_IMR) & USART_CSR_TIMEOUT)
657 csr = RD4(&sc->sc_bas, USART_CSR);
756 if (RD4(&sc->sc_bas, PDC_RNCR) == 0) {
759 len = sc->sc_rxfifosz - RD4(&sc->sc_bas, PDC_RCR);
784 at91_rx_put(sc, RD4(&sc->sc_bas, USART_RHR) & 0xff);
816 csr = RD4(&sc->sc_bas, USART_CSR);