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authorIan Moffett <ian@osmora.org>2025-11-17 22:55:17 -0500
committerIan Moffett <ian@osmora.org>2025-11-17 22:55:17 -0500
commit7fa5a5a0f0a5328d9dfe0d72c5de0e8d0808d01a (patch)
treec64703e5ebcd998179588da28b6223bd7e234b1b /sys
parent44e1d0829dcc0037f7ea817f3585ff43055ddd5f (diff)
kern/amd64: boot: Disable interrupts on AP boot
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys')
-rw-r--r--sys/arch/amd64/boot/apboot.asm1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/arch/amd64/boot/apboot.asm b/sys/arch/amd64/boot/apboot.asm
index 1bae9aa..bd3ad2b 100644
--- a/sys/arch/amd64/boot/apboot.asm
+++ b/sys/arch/amd64/boot/apboot.asm
@@ -35,6 +35,7 @@
[bits 16]
_start:
+ cli
mov al, 0xFF ;; Mask i8259 inputs
out 0x21, al ;; Disable master PIC
out 0xA1, al ;; Disable slave PIC