diff options
| author | Freya Murphy <freya@freyacat.org> | 2025-04-21 00:44:45 -0400 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2025-04-21 00:44:45 -0400 |
| commit | 98fc2c47a37a78a718bbbc3e6135b03d4860537c (patch) | |
| tree | e08623b17415fbd29c60af8b87cf41dc62f748cb /kernel/drivers | |
| parent | fix makefile target (diff) | |
| download | comus-98fc2c47a37a78a718bbbc3e6135b03d4860537c.tar.gz comus-98fc2c47a37a78a718bbbc3e6135b03d4860537c.tar.bz2 comus-98fc2c47a37a78a718bbbc3e6135b03d4860537c.zip | |
fmt
Diffstat (limited to 'kernel/drivers')
| -rw-r--r-- | kernel/drivers/pit.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/drivers/pit.c b/kernel/drivers/pit.c index 5b15dd9..a8fe179 100644 --- a/kernel/drivers/pit.c +++ b/kernel/drivers/pit.c @@ -8,17 +8,19 @@ uint64_t ticks = 0; -uint16_t pit_read_divider(void) { +uint16_t pit_read_divider(void) +{ uint16_t count = 0; cli(); outb(CMD, 0); // clear bits count = inb(CHAN_0); // low byte - count |= inb(CHAN_0)<<8; // highbyte + count |= inb(CHAN_0) << 8; // highbyte sti(); return count; } -void pit_set_divider(uint16_t count) { +void pit_set_divider(uint16_t count) +{ cli(); outb(CHAN_0, count & 0xFF); // low byte outb(CHAN_0, (count & 0xFF00) >> 8); // high byte |