Searched refs:com_lsr (Results 1 – 2 of 2) sorted by relevance
111 #define com_lsr 5 /* line status register (R/W) */ macro112 #define REG_LSR com_lsr
153 if (inb(comc_port + com_lsr) & LSR_TXRDY) { in comc_putchar()168 return (inb(comc_port + com_lsr) & LSR_RXRDY); in comc_ischar()350 while (inb(comc_port + com_lsr) & LSR_RXRDY && ++tries < TRY_COUNT); in comc_setup()