PBM P8²¾ȲȾÈÚ»>********************************************************** >8* PARTIAL BIT MAP TABLE/BUFFER (PBM) 1/03/77 * 8>********************************************************** >  DORG 0 ! &PBMMAX BYTE 0  # OF PARTIAL MAPS &*@,PBMNUM BYTE 0  PARTIAL MAP # IN BUFFER ,0PBMFAU DATA 0 FIRST AVAILABLE ADU ON DISC 0$PBMLRC DATA 0 CHECKSUM OF PBM $2PBMLCB DATA 0 ADU OF LARGEST CONTIGUOUS BLK 20PBMBLK EQU256  PARTIAL BIT MAP BLOCK SIZE 0PBÀ6MLEN EQUPBMBLK/2-1*16  ADU'S IN PARTIAL BIT MAP 6*PBMMAP BSSPBMLEN/8PARTIAL BIT MAP **PBMTAB EQU$  START OF BIT MAP TABLE**PBMSIZ EQU$  PBM BUFFER/TABLE SIZE *  DORG 0 !  * REPEATED AS REQUIRED PBMB€.IG DATA 0 LARGEST CONTIGUOUS BLK IN PBM .,PBMBGN DATA 0  CONTIGUOUS BLK AT START ,*PBMEND DATA 0  CONTIGUOUS BLK AT END *  RORG "  PAGE " ICSSTA ORIGIN = 0000 LENGTH = 03704 ' 'B MODULENO