1 files changed, 1 insertions, 0 deletions
diff --git a/src/boot.S b/src/boot.S
index 8900980..0cbd8e3 100644
--- a/src/boot.S
+++ b/src/boot.S
@@ -106,6 +106,7 @@ undefined:
 	//  subs pc, lr, #4
 	ldmfd sp!, {r0-r12,pc}^
 svc:
+	cpsid f
 	stmfd sp!, {r0-r12,lr}
 	ldr r0, [lr, #-4]
 	bic r0, #0xFF000000