diff --git a/src/mainboard/emulation/qemu-sbsa/mmio.c b/src/mainboard/emulation/qemu-sbsa/mmio.c
index 6b50856b94..5ac2d7bcf6 100644
--- a/src/mainboard/emulation/qemu-sbsa/mmio.c
+++ b/src/mainboard/emulation/qemu-sbsa/mmio.c
@@ -3,6 +3,8 @@
 #include <console/uart.h>
 #include <mainboard/addressmap.h>
 
+uintptr_t io_port_mmio_base = SBSA_PCIE_PIO_BASE;
+
 uintptr_t uart_platform_base(unsigned int idx)
 {
 	return SBSA_UART_BASE;