v0.5.3: syscalls, minilibc.

- fix(gs): was a nightmare. now its solved. Both MSR_GS_BASE and MSR_KERNEL_GS_BASE are now initialized to , preventing null GS_BASE when interrupt occurs during the first kernel task run
- chore(syscall.asm): stability improvements. User RSP is now saved via kernel stack instead of global g_cpu, preventing stack theft when task switch occurs during a syscall
- feat(interrupts): all irq and isr handlers now conditionally perform swapgs based on the CS selector (checkin if comfing from ring 3)
- upgrade(scheduler): big update: 1) added TASK_BLOCKED state from process sync; 2) syncronized PID and Task ID to fix wakeup logic; 3) implemented sched_block and sched_exit() for proper wait/exit syscalls

This commit is contained in:

Karina

2026-01-30 07:12:57 +04:00

parent 888bc5abdd

commit caf2d2b4a8

18 changed files with 122 additions and 41 deletions

.tokeignore

-1

View File

@@ -3,7 +3,6 @@ build
 .venv
 kernel/data
 *.md
 tools/
 bootloader/
 bootloader/src/uefi
 initramfs/