adw_ccb
ADW_CCB_OFF(ccb) + offsetof(struct adw_ccb, scsi_sense);
offsetof(struct adw_ccb, sg_block[0]);
TAILQ_ENTRY(adw_ccb) chain;
struct adw_ccb *nexthash;
typedef struct adw_ccb ADW_CCB;
ADW_CCB_OFF(ccb) + offsetof(struct adw_ccb, scsiq);
struct adw_ccb *sc_ccbhash[CCB_HASH_SIZE];
TAILQ_HEAD(, adw_ccb) sc_free_ccb, sc_waiting_ccb;
TAILQ_HEAD(adw_pending_ccb, adw_ccb) sc_pending_ccb;