1 files changed, 1 insertions, 0 deletions
diff --git a/hw/pc.h b/hw/pc.h
index 5b378d4d62..7345f04d7e 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -90,6 +90,7 @@ void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
 typedef struct RTCState RTCState;
 
 RTCState *rtc_init(int base, qemu_irq irq, int base_year);
+RTCState *rtc_init_sqw(int base, qemu_irq irq, qemu_irq sqw_irq, int base_year);
 RTCState *rtc_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq,
                       int base_year);
 void rtc_set_memory(RTCState *s, int addr, int val);