Searched refs:COM_SCR (Results 1 – 1 of 1) sorted by relevance
102 #define COM_SCR 7 /* 16550 scratch register */ macro1178 outb(port + COM_SCR, (char)0x5a); in uart_exists()1180 return (inb(port + COM_SCR) == (char)0x5a); in uart_exists()