uath_cmd_hdr
struct uath_cmd_hdr *hdr;
hdr = (struct uath_cmd_hdr *)cmd->buf;
betoh32(hdr->len) - sizeof (struct uath_cmd_hdr));
struct uath_cmd_hdr *hdr;
xferlen = (sizeof (struct uath_cmd_hdr) + ilen + 3) & ~3;
hdr = (struct uath_cmd_hdr *)cmd->buf;
bzero(hdr, sizeof (struct uath_cmd_hdr));