Program Logic Manual - All about the IBM 1130 Computing System

• ENTER FRCIM CORER•• IMAGE LOADER, •• PHASE 1 •HI• CORE'.• SWITCH,SCLSW•I02• OISKZYES•X.. REQUESTED .*• 0 • NO•CI C2 *.• FETCH CORE •IMAGE. HEADER• •DISKI YESREQUESTEDB3• PREPARE TO •X• FETCH DISK1• •••••• •• C3C3**. *****• •• PREPARE 70 •A.• FETCH DISKI •• •• NO.....• • x• 02 •.X. D3 *.X• •....... : ....x X xDI . D2 03 04 • ..• TRANSFER • • .. CORE •.....US•PARAMETERS FROM. PREPARE TO • •FETCH REQUESTED .•RETURN TO CORE •• LORE IMAGE • • FETCH DISKN • X DISK I/O SUBP. X.,.. ,4712H, %. 1 X• IMAGE LOADER •HEADER to CoMnA•• • 4. SCLSW, .. • PHASE I ••• 0• •E4 ..0• •El•STORE ABS SCTR •• ADDRESSES OF •• LOCALS AND ••SOCALS, IF ANY,.•IN C.I. HEADER •1141.4E4 ......• FETCH CORE LOAD•• •El ..X..FpNO .. • CORE .. • EXIT TO CORE •..... LOAD IN GIB .. LOAD • •• TESGI..PART OF•.• CORE LOAD •. NOBELOW4096• YESX 71.HI *. H2 H3 *. 04 *..•ALL OF .. . PREPARE TO •• crIRE LOAD •. NO • FETCH ALL OF • .. NECESSARY •R. YES.. DISKN •.. YESBELOW .. X.CORE LOAD BELOW . X Ṭ ? FETCH 0151., X.. REQUESTED ......• ... 4096 .. 4096.. .* • • •iA YES • NO • NO 0011..• •X. •. 02..X. E4 • • •JI•• PREPARE. TO• FETCH ALL OE• CORE LOAD•••• •J4• DISKI.NOREQUESTEDJ5• • PREPARE TO X. FETCH DISK/ •K• H3 •• YES. 000. 1114.•. • •..X. C3 •..X• 03 :*Of.Flowchart CIL02. Core Image Loader, Phase 2204