diff --git a/src/soc/intel/cannonlake/romstage/fsp_params.c b/src/soc/intel/cannonlake/romstage/fsp_params.c
index f934459435..5083e577ad 100644
--- a/src/soc/intel/cannonlake/romstage/fsp_params.c
+++ b/src/soc/intel/cannonlake/romstage/fsp_params.c
@@ -37,7 +37,8 @@ void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd, uint32_t version)
 	if (igd_on && pci_read_config16(SA_DEV_IGD, PCI_VENDOR_ID) != 0xffff) {
 		/* Set IGD stolen size to 64MB. */
 		m_cfg->InternalGfx = 1;
-		m_cfg->IgdDvmt50PreAlloc = 2;
+		m_cfg->IgdDvmt50PreAlloc = get_uint_option("igd_dvmt_prealloc", 2);
+		m_cfg->ApertureSize = get_uint_option("igd_aperture_size", 1);
 	} else {
 		m_cfg->InternalGfx = 0;
 		m_cfg->IgdDvmt50PreAlloc = 0;