126 #define	__uart_getreg(bas, reg)		\  argument
127 	bus_space_read_4((bas)->bst, (bas)->bsh, uart_regofs(bas, reg))
128 #define	__uart_setreg(bas, reg, value)	\  argument
129 	bus_space_write_4((bas)->bst, (bas)->bsh, uart_regofs(bas, reg), value)
134 static int uart_mu_probe(struct uart_bas *bas);
135 static void uart_mu_init(struct uart_bas *bas, int, int, int, int);
136 static void uart_mu_term(struct uart_bas *bas);
137 static void uart_mu_putc(struct uart_bas *bas, int);
138 static int uart_mu_rxready(struct uart_bas *bas);
139 static int uart_mu_getc(struct uart_bas *bas, struct mtx *);
151 uart_mu_probe(struct uart_bas *bas)  in uart_mu_probe()  argument
164 uart_mu_param(struct uart_bas *bas, int baudrate, int databits, int stopbits,  in uart_mu_param()  argument
175 	__uart_setreg(bas, AUX_MU_CNTL_REG, line);  in uart_mu_param()
189 	__uart_setreg(bas, AUX_MU_LCR_REG, line);  in uart_mu_param()
197 		__uart_setreg(bas, AUX_MU_BAUD_REG, ((uint32_t)(baud & 0xFFFF)));  in uart_mu_param()
201 	__uart_setreg(bas, AUX_MU_CNTL_REG, CNTL_RXENAB|CNTL_TXENAB);  in uart_mu_param()
205 uart_mu_init(struct uart_bas *bas, int baudrate, int databits, int stopbits,  in uart_mu_init()  argument
210 	__uart_setreg(bas, AUX_MU_IER_REG, 0);  in uart_mu_init()
211 	uart_mu_param(bas, baudrate, databits, stopbits, parity);  in uart_mu_init()
215 uart_mu_term(struct uart_bas *bas)  in uart_mu_term()  argument
220 uart_mu_putc(struct uart_bas *bas, int c)  in uart_mu_putc()  argument
224 	while ((__uart_getreg(bas, AUX_MU_LSR_REG) & LSR_TXEMPTY) == 0)  in uart_mu_putc()
226 	__uart_setreg(bas, AUX_MU_IO_REG, c & 0xff);  in uart_mu_putc()
230 uart_mu_rxready(struct uart_bas *bas)  in uart_mu_rxready()  argument
233 	return ((__uart_getreg(bas, AUX_MU_LSR_REG) & LSR_RXREADY) != 0);  in uart_mu_rxready()
237 uart_mu_getc(struct uart_bas *bas, struct mtx *hwmtx)  in uart_mu_getc()  argument
241 	while(!uart_mu_rxready(bas))  in uart_mu_getc()
243 	c = __uart_getreg(bas, AUX_MU_IO_REG) & 0xff;  in uart_mu_getc()
251 	struct uart_softc	bas;  member
308 	struct uart_bas *bas;  in uart_mu_bus_attach()  local
311 	bas = &sc->sc_bas;  in uart_mu_bus_attach()
313 	__uart_setreg(bas, AUX_MU_IIR_REG, IIR_CLEAR);  in uart_mu_bus_attach()
316 	__uart_setreg(bas, AUX_MU_IER_REG, psc->aux_ier);  in uart_mu_bus_attach()
369 	struct uart_bas *bas;  in uart_mu_bus_ipend()  local
374 	bas = &sc->sc_bas;  in uart_mu_bus_ipend()
377 	ints = __uart_getreg(bas, AUX_MU_IIR_REG);  in uart_mu_bus_ipend()
387 		if (__uart_getreg(bas, AUX_MU_LSR_REG) & LSR_TXIDLE) {  in uart_mu_bus_ipend()
392 			__uart_setreg(bas, AUX_MU_IER_REG,  in uart_mu_bus_ipend()
429 	struct uart_bas *bas;  in uart_mu_bus_receive()  local
433 	bas = &sc->sc_bas;  in uart_mu_bus_receive()
436 	lsr = __uart_getreg(bas, AUX_MU_LSR_REG);  in uart_mu_bus_receive()
438 		xc = __uart_getreg(bas, AUX_MU_IO_REG);  in uart_mu_bus_receive()
445 		lsr = __uart_getreg(bas, AUX_MU_LSR_REG);  in uart_mu_bus_receive()
463 	struct uart_bas *bas;  in uart_mu_bus_transmit()  local
467 	bas = &sc->sc_bas;  in uart_mu_bus_transmit()
471 		__uart_setreg(bas, AUX_MU_IO_REG, sc->sc_txbuf[i] & 0xff);  in uart_mu_bus_transmit()
472 		uart_barrier(bas);  in uart_mu_bus_transmit()
477 	__uart_setreg(bas, AUX_MU_IER_REG, psc->aux_ier);  in uart_mu_bus_transmit()
488 	struct uart_bas *bas;  in uart_mu_bus_grab()  local
491 	bas = &sc->sc_bas;  in uart_mu_bus_grab()
495 	__uart_setreg(bas, AUX_MU_IER_REG, psc->aux_ier &~IER_MASK_ALL);  in uart_mu_bus_grab()
503 	struct uart_bas *bas;  in uart_mu_bus_ungrab()  local
506 	bas = &sc->sc_bas;  in uart_mu_bus_ungrab()
510 	__uart_setreg(bas, AUX_MU_CNTL_REG, CNTL_RXENAB|CNTL_TXENAB);  in uart_mu_bus_ungrab()
511 	__uart_setreg(bas, AUX_MU_IER_REG, psc->aux_ier);  in uart_mu_bus_ungrab()