diff options
| author | Miguel <m.i@gmx.at> | 2018-09-03 15:18:16 +0200 |
|---|---|---|
| committer | Miguel <m.i@gmx.at> | 2018-09-03 15:18:16 +0200 |
| commit | 7eb87bf3f3fa6226657a7106eb255cbfa97758d2 (patch) | |
| tree | 2d7d2280d32180d18796999bf7687ebe5bf208df /asm/pit.s | |
| parent | 76b3da6022310dd8edbbbfdf4f73f1696a559853 (diff) | |
big renaming
Diffstat (limited to 'asm/pit.s')
| -rw-r--r-- | asm/pit.s | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/asm/pit.s b/asm/pit.s deleted file mode 100644 index 8e16d0b..0000000 --- a/asm/pit.s +++ /dev/null @@ -1,40 +0,0 @@ -.global asm_pit_init -.global asm_pit_tick -.global asm_pit_get_ticks - -ticks: -.int 0 - -asm_pit_get_ticks: - - mov (ticks),%eax - ret - -asm_pit_tick: - - push %eax // persist - - // INC TICK COUNTER - mov $ticks, %eax - incl (%eax) - - pop %eax // load original - - ret - -asm_pit_init: - - // configure ticking 25 times a second - // 1193180 / 25 = 47727.2 - mov $47727, %dx - - mov $0b00110100, %al - outb %al,$0x43 - - mov %dx,%ax - - out %al, $0x40 - xchg %ah,%al - out %al, $0x40 - - ret |