040000 tree 7a5d22024dd4f6425da0eef058acfc2bc693b40b	common
040000 tree 05357170a825d56645fef4b52862dc2e51ab3272	drivers
040000 tree d19ca83ca93ca2b0688278fce436950d1a27044c	sgi
040000 tree 8667628727075f43ecda453e81d464d93dcfcc8c	sgm