MR_GetLDTgtId
extern u_int16_t MR_GetLDTgtId(u_int32_t ld, MR_FW_RAID_MAP_ALL *map);
ld_sync->targetId = MR_GetLDTgtId(i, map);
u_int16_t MR_GetLDTgtId(u_int32_t ld, MR_FW_RAID_MAP_ALL *map);