src/sys/root/meta/sysinfo.cml

{
  "program": { "binary": "bin/sysinfo" },
  "use": [
    { "runner": "elf" },
    { "directory": "/dev" , "rights": ["rw*"]},
    { "protocol": "/svc/fuchsia.boot.RootResource" },
  ],
  "expose": [
    { "protocol": "/svc/fuchsia.sysinfo.SysInfo", "from": "self" },
  ],
}