Changeset 341 for trunk/hal/x86_64/core/hal_kentry.S

Timestamp:

Aug 8, 2017, 11:12:11 AM (7 years ago)

Author:

max@…

Message:

Set %eoi earlier for rescheduling interrupts, otherwise the timer stops
when switching to another thread for the first time.

File:

• trunk/hal/x86_64/core/hal_kentry.S (modified) (1 diff)

trunk/hal/x86_64/core/hal_kentry.S

@@ -146 +146 @@
         INTR_SAVE_REGS
 
+        movq    lapic_va(%rip),%rax
+        movl    $0,LAPIC_EOI(%rax)
+
         movq    %rsp,%rdi
         call    hal_timer_intr
-
-        movq    lapic_va(%rip),%rax
-        movl    $0,LAPIC_EOI(%rax)
 
         INTR_RESTORE_REGS