1 /* See COPYRIGHT for copyright information. */
3 /* Support for two time-related hardware gadgets: 1) the run time
4 * clock with its NVRAM access functions; 2) the 8253 timer, which
5 * generates interrupts on IRQ 0.
18 mc146818_read(unsigned reg)
25 mc146818_write(unsigned reg, unsigned datum)
28 outb(IO_RTC+1, datum);