DEVTAE DEVTAB contains the entries for the various devices handled by (disks, tapes, reader,
punch, printer, and censole). DEVTAB is pointed to ty v-constants in tMSICW and DMSITI, and is also referenced indirectly by the ADEVTAE field in NUCON. -, ,
a CONSOLE I BO READEB1 I I 10 ADISK I co PUNCH1 I I 20 BDISK I DO PRINTEB1 I I 30 CDISK yon READEB2 l:;V 40 DDISK FO PUNCH2 50 EDISK 100 PRINTER2 60 FDISK 110 TAPE1 70 GDISK 12C TAPE2 80 SDISK 13C TAPE3 90 YDISK 14C TAPE4 AO ZDISK 150 ----' Hexadecimal Field
Displacement Name Field Description, Contents, Meaning ------------
a CONSOLE DS OD Device tatle entry for console 0 DC XL2'009' 2 DC XL2'0' 4 DC CL4'CON1' 8 DC VL4 (CONSI) C DC XL4'0' 10 ADISK DS aD Device tatle entry for A-disk 10 DC XL2'191' 12 DC XL2'O' 14 DC CL4'DSK1' 18 DC AL4 (0) 1C DC XL4'O' 20 BDISK DS aD Device tatle entry for B-disk 20 DC XL2'000' 22 DC XL2'O' 24 DC CL4'DSK2'
28 DC AL4 (0) 2C DC XL4'0' 30 CDISK DS aD Device tatle entry for C-disk 30 DC XL2'OOO' 32 DC XL2'O' Sectien L. Data Areas and Centrol Blocks 157
BEVTAE Hexadecimal Field
Displacement Name Field Description, Contents, Meaning ------------ --------------------------------------
34 DC CL4'DSK3' 38 DC AL4 (0) 3C DC XL4'0' 40 DDISK DS OD Device ta1:le entry for D-disk 40 DC XL2'192' 42 BC XL2'0' 44 DC CL4'DSK4' 48 DC AL4 (0) 4C DC XL4'0' 50 EDISK DS OD Device ta1:le entry for E-disk 50 DC XL2'000' 52 DC XL2'0' 54 DC CL4'DSK5' 58 DC AL4 (0) 5C DC XL4'0' 60 FDISK DS OD Device ta1:le entry for F-disk 60 DC XL2'000' 62 DC XL2'0' 64 DC CL4'DSK6' 68 DC AL4 (0) 6C DC XL4'0' 70 GDISK DS OD Device ta1:le entry for G-disk 70 DC XL2'000' 72 DC XL2'0' 74 DC CL4'DSK7' 78 DC AL4 (0) 7C DC XL4'0' 80 SDISK DS OD Device ta1:le entry for S-disk 80 DC XL2'190' 82 DC XL2'0' 84 DC CL4'DSK8' 88 DC AL4 (0) 8C DC XL4'0' 90 YDISK DS OD Bevice table entry for Y-disk 90 DC XL2'19E' 92 DC XL2'0' 94 DC CL4'DSK9' 98 DC AL4 (0) 9C DC XL4'0' AO ZDISK DS OD Device ta1:le entry for Z-disk AO DC XL2'000' A2 BC XL2'0' A4 DC CL4'DSKO' A8 DC AL4 (0) AC DC XL4'0' BO READER1 DS OD Device ta1:le entry for REAtEB1 BO DC XL2'00C' B2 DC XL2'0' B4 DC CL4'RDR1' E8 DC AL4 CO) BC DC XL4'0' CO PUNCH1 DS OD Device table entry for PUNCH1 CO DC XL2'00D' C2 DC XL2'0' C4 DC CL4'PCH1' C8 DC AL4 (0) CC DC XL4"'0' DO PRINTER1 DS OD Device ta1:le entry for PRINTER1 DO DC XL2'00E' D2 DC XL2'0' D4 DC CL4'PRN1' D8 DC AL4 (0) DC DC XL4'0' 158 IBM VM/370 Data Areas and Control Block Logic
Previous Page Next Page