In bowl, toss together potatoes, onion and oil. Stir in red pepper, garlic, parsley, salt, rosemary and pepper. Brush 12 inch pizza pan with oil; spread with potato mixture. Bake in 450 oven for 15 minutes or until tender, brown and crisp. Sprinkle with cheeses, bake for 5 to 8 minutes longer or until golden brown.