Sinipelto/banan-os
1
0
Fork 0
forked from Bananymous/banan-os
Code Pull Requests Activity

Kernel: All processors use LAPIC timer when running with APIC

Browse Source 
This makes scheduler preemption much cleaner as bsb does not have to
send smp messages to notify other processes about timer interrupt.

Also PIT percision is now "full" 0.8 us instead of 1 ms that I was using
before.
This commit is contained in:
Bananymous
2024-07-23 02:28:52 +03:00
parent 3e0150f847
commit 539afb329a
17 changed files with 224 additions and 73 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
kernel/include/kernel/IDT.h
View File

@@ -7,9 +7,10 @@
#include <stdint.h>
constexpr uint8_t IRQ_VECTOR_BASE = 0x20;
constexpr uint8_t IRQ_VECTOR_BASE = 0x20;
constexpr uint8_t IRQ_YIELD = 32;
constexpr uint8_t IRQ_IPI = 33;
constexpr uint8_t IRQ_TIMER = 34;
namespace Kernel
{