docs/kernel_doc/pit_8c_source.html

00001 #include <pit.h>
00002 #include <stdint.h>
00003 #include <io.h>
00004
00005 void set_pit_channel(uint8_t chan, uint8_t mode, uint32_t data) {
00006         uint32_t pit_freq = 1193182 / data;
00007         outb(0x43, (chan << 6) | (mode << 1) | 0x30);
00008         outb((0x40 + chan), data);
00009         if(mode == 2)   outb((0x40 + chan), pit_freq);
00010 }