Searched refs:REG_LSR (Results 1 – 4 of 4) sorted by relevance
96 u_int stat = UART_NS8250_EARLY_PORT + REG_LSR; in uart_ns8250_early_putc()131 stat = (T *)(socdev_va + (REG_LSR << UART_NS8250_EARLY_REG_SHIFT)); in uart_ns8250_early_putc()158 lsr = uart_getreg(bas, REG_LSR); in ns8250_clrint()238 while ((uart_getreg(bas, REG_LSR) & LSR_TEMT) == 0 && --limit) in ns8250_drain()260 while (limit && (uart_getreg(bas, REG_LSR) & LSR_RXRDY) && --limit) { in ns8250_drain()264 } while ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) && --limit); in ns8250_drain()303 lsr = uart_getreg(bas, REG_LSR); in ns8250_flush()464 while ((uart_getreg(bas, REG_LSR) & LSR_THRE) == 0 && --limit) in ns8250_putc()475 return ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) != 0 ? 1 : 0); in ns8250_rxready()485 while ((uart_getreg(bas, REG_LSR) & LSR_RXRDY) == 0) { in ns8250_getc()[all …]
311 case REG_LSR: in uart_ns16550_write()384 case REG_LSR: in uart_ns16550_read()
112 #define REG_LSR com_lsr macro
103 while ((uart_getreg(bas, REG_LSR) & LSR_TEMT) == 0) in tegra_uart_grab()