struct erw — extended report word
struct erw {
__u32 res0:3;
__u32 auth:1;
__u32 pvrf:1;
__u32 cpt:1;
__u32 fsavf:1;
__u32 cons:1;
__u32 scavf:1;
__u32 fsaf:1;
__u32 scnt:6;
__u32 res16:16;
}; reserved
authorization check
path-verification-required flag
channel-path timeout
failing storage address validity flag
concurrent sense
secondary ccw address validity flag
failing storage address format
sense count, if cons == 1
reserved