diff options
Diffstat (limited to 'kernel/drivers')
| -rw-r--r-- | kernel/drivers/pit.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/kernel/drivers/pit.c b/kernel/drivers/pit.c index a8fe179..1a05f03 100644 --- a/kernel/drivers/pit.c +++ b/kernel/drivers/pit.c @@ -6,7 +6,7 @@ #define CHAN_2 0x42 #define CMD 0x43 -uint64_t ticks = 0; +volatile uint64_t ticks = 0; uint16_t pit_read_divider(void) { @@ -21,8 +21,9 @@ uint16_t pit_read_divider(void) void pit_set_divider(uint16_t count) { - cli(); - outb(CHAN_0, count & 0xFF); // low byte - outb(CHAN_0, (count & 0xFF00) >> 8); // high byte - sti(); + // FIXME: broken on -O0 + // cli(); + // outb(CHAN_0, count & 0xFF); // low byte + // outb(CHAN_0, (count & 0xFF00) >> 8); // high byte + // sti(); } |