h6. [[FileCore]] h6(. » [[FileCore SWI Calls|SWI Calls]] h6((. » [[FileCore_FloppyStructure]] h6(((. » Defect Lists h2. Defect Lists h4. For 'Small' discs[1] A list of defects in byte addresses, giving the start address of each defective sector and terminated by &20000000. h4. For 'Large' discs[1] A list of defects in byte addresses, giving the start address of each defective sector and terminated by &20000000. Followed by a second list with the defect addresses in sectors, terminated by &40000000. fn1. The size of the disc is specified by the value at offset 20 – 23 in the [[FileCore Disc Record Large|disc descriptor block]]. h4. See also * [[FileCore]] * [[FileCore Disc Record Large]] * [[FileCore_FloppyStructure]]