diff --git a/arch/arm/cpu/armv8/xen/hypercall.S b/arch/arm/cpu/armv8/xen/hypercall.S
index fb8d05a..4d800d2 100644
--- a/arch/arm/cpu/armv8/xen/hypercall.S
+++ b/arch/arm/cpu/armv8/xen/hypercall.S
@@ -7,8 +7,27 @@
 #include <xen.h>
 
 .globl HYPERVISOR_console_io;
+.globl HYPERVISOR_event_channel_op;
+.globl HYPERVISOR_hvm_op;
+.globl HYPERVISOR_sched_op;
+
 .align 4;
 HYPERVISOR_console_io:
 	mov x16, __HYPERVISOR_console_io;
 	hvc 0xEA1;
 	ret;
+
+HYPERVISOR_event_channel_op:
+	mov x16, __HYPERVISOR_event_channel_op;
+	hvc 0xEA1;
+	ret;
+
+HYPERVISOR_hvm_op:
+	mov x16, __HYPERVISOR_hvm_op;
+	hvc 0xEA1;
+	ret;
+
+HYPERVISOR_sched_op:
+	mov x16, __HYPERVISOR_sched_op;
+	hvc 0xEA1;
+	ret;