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turned magic number into constant

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Elfein Landers 2022-08-06 20:32:22 -07:00
parent 1ce64c6e35
commit f0ca90ae25
1 changed files with 3 additions and 1 deletions
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4
ableos/src/arch/x86_64/interrupts.rs
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@ -177,8 +177,10 @@ pub fn init_idt() {
IDT.load(); IDT.load();
} }
const PIT_MAX_FREQ: u32 = 1193180;
pub fn set_pit_frequency(pit: u16, freq: u32) { pub fn set_pit_frequency(pit: u16, freq: u32) {
let ret = (1193180 / freq).try_into(); let ret = (PIT_MAX_FREQ / freq).try_into();
let divisor: u16 = match ret { let divisor: u16 = match ret {
Ok(div) => div, Ok(div) => div,