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| author | Alex Auvolat <alex.auvolat@ens.fr> | 2014-12-07 11:49:52 +0100 |
|---|---|---|
| committer | Alex Auvolat <alex.auvolat@ens.fr> | 2014-12-07 11:49:52 +0100 |
| commit | d7aaba8c85cc71f3184cddcf20b740c5157c864d (patch) | |
| tree | d99c9d6765eb433c73498c5e99ebcdb088c0e7e6 /kernel/l0/idt.c | |
| parent | 26b68c108664cb54089613bdbc54624ed66f7fda (diff) | |
| download | macroscope-d7aaba8c85cc71f3184cddcf20b740c5157c864d.tar.gz macroscope-d7aaba8c85cc71f3184cddcf20b740c5157c864d.zip | |
Refactor kmalloc & tests in kmain.
Diffstat (limited to 'kernel/l0/idt.c')
| -rw-r--r-- | kernel/l0/idt.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/l0/idt.c b/kernel/l0/idt.c index 8562636..2f244e3 100644 --- a/kernel/l0/idt.c +++ b/kernel/l0/idt.c @@ -222,7 +222,9 @@ void idt_init() { idt_ptr.base = (uint32_t)&idt_entries; asm volatile ("lidt %0"::"m"(idt_ptr):"memory"); - asm volatile ("sti"); // from now on we accept interruptions... although we don't do much with them + + // Some setup calls that come later on are not preemptible, + // so we wait until then to enable interrupts. } /* Sets up an IRQ handler for given IRQ. */ |