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WIP: x86: allow non-64bit counters in HPET

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This commit is contained in:
Mark Poliakov 2025-01-27 16:57:20 +02:00
parent 5b1b69e467
commit 1bc99bc05f
1 changed files with 6 additions and 2 deletions
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8
kernel/src/arch/x86/peripherals/hpet.rs
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@ -123,8 +123,12 @@ impl InterruptHandler for HpetTimer {
impl Device for HpetTimer { impl Device for HpetTimer {
unsafe fn init(self: Arc<Self>) -> Result<(), Error> { unsafe fn init(self: Arc<Self>) -> Result<(), Error> {
// TODO support arbitrary configurations if self.period > u32::MAX as u64 && !self.bits64 {
assert!(self.bits64); log::error!(
"HPET period is >32bit and the HPET itself does not support 64bit counters"
);
return Err(Error::InvalidArgument);
}
let intc = external_interrupt_controller()?; let intc = external_interrupt_controller()?;