XOBR3211 Hexadeciaal Field
Displacellent Balle ------------
72 XOBRMIS1 74 XOBRMIS2 78 XOBR512 278 XOBR180 330 XOBR010 331 XOERSV1 278 XOBR150 XOBRSIZE XOBREXT DS 1H
DS 1F
DS CLS12
DS CL184
DS CL10
DS CL6 ORG XOBR180 DS CL150 EQU (*-IOERBLOK) /8 EQU (*-XOBRCCW 1) /8
Field Description, Contents, Meaning Used cy the error routine Used cy the errcr routine
Space for USCB data Space for FCB data
Space for first ten error characters
Reserved for IBM use
Redefinition for PLB check
Space for PLB check data
Size of IOER and XOBR in dcublewords (X'67') Size of XOBR3211 in double words (X'SE') 136 Data Areas and Control Block Logic

Section 2. CMS Data Areas and Control Blocks This section contains CMS data areas and control blocks.
relationships between the control blocks and data areas of CMS. Figure 2 shows the
Legend:
The projection of SYSREF is a sampling of areas within NUCON. DMSNUC FREELIST MAINLIST TXTDIRL MACDIR PRECMND LASTCMND SYSNAME INSTALID SYSTEMID Figure 2. CMS Control Block Relationships
Free Storage ------- CMSCB DECB I CMSAVE I EJ NUCON (See Legend)
Section 2. CMS tata Areas and Central Blocks 137