hal: log when host is registered
hal: log when host is registered

dboyliao/embd,ryancox/embd,pctj101/embd,gavincabbage/embd,ryancox/embd,kidoman/embd,gavincabbage/embd,gale320/embd,pctj101/embd,gale320/embd,dboyliao/embd,kidoman/embd