diff --git a/config/interface.go b/config/interface.go
index 9684cce..95c1669 100644
--- a/config/interface.go
+++ b/config/interface.go
@@ -12,6 +12,7 @@ type VendorConfigManager interface {
 
 	Raw(name, value string, menuPath []string)
 	Marshal() (string, error)
+	Unmarshal(cfgData string) (biosConfig *supermicroConfig, err error)
 }
 
 func NewVendorConfigManager(configFormat, vendorName string, vendorOptions map[string]string) (VendorConfigManager, error) {
diff --git a/config/supermicro.go b/config/supermicro.go
index 25fd02e..d802e73 100644
--- a/config/supermicro.go
+++ b/config/supermicro.go
@@ -114,6 +114,11 @@ func (cm *supermicroVendorConfig) Marshal() (string, error) {
 	}
 }
 
+func (cm *supermicroVendorConfig) Unmarshal(cfgData string) (biosConfig *supermicroConfig, err error) {
+	err = xml.Unmarshal([]byte(cfgData), biosConfig)
+	return
+}
+
 // Generic config options
 
 func (cm *supermicroVendorConfig) EnableTPM() {