ECBLOK ECBLOK provides an extension to the VMELOK for virtual machine operaticn in syste./310 extended control mode. The VMECEIT field of the VMBLOK points to ECELCK. o
8 10 18 20 28 30 38 40 EITCRO EITCR2 EITCR4 EITCR6 EITCR8 EITCR10 EITCR12 EITCR14 EXTSHCRO 48 EITSHLER I EITVSEGS 50 58 60 EITSHSEG EXTPERAD 68 EITCPTRC Hexadecimal Field
Displacement Naae
o
4
8 C 10 14
18 1C 20 24
28 2C 30 34
38 3C EXTCRO DS
EITCR1 DS EITCR2 DS EXTCR3 DS EXTCR4 DS
EITCR5 DS EXTCR6 DS
EITCR1 DS EXTCR8 DS EXTCR9 DS EXTCR10 DS EXTCR11 DS EXTCR12 DS EXTCR13 DS EXTCR14 DS EXTCR15 DS
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F
1F EITCR1 EITCR3 lI'ICR5 EI ' lCR1 EI'ICR9 lITCR11 EI'ICR13 ll'ICR15 EI'ISHCR1 EI'lSTOLD EI'ISlGLR EI'IARCH EITPERCD EITCOPY EITCPTftR EI'ICCTRQ Field Description, Contents, Beaning Virtual control register 0; architecture
controls Virtual control register 1; segment table
pointer Virtual control registers 2 thrcugh 15
22 IBB VM/310 Data Areas and Control Block Logic

Eexadecimal Field
Displacement Name 40 44
48
4A 4C 50 54
56
58 5C 5E 60 68
6C EXTSHCRO DS EXTSHCRl DS EXTSHLEN DS EXTVSEGS DS EXTSTOLD DS EITSHSEG DS EITSEGLN DS EXTARCH DS EITPERAD DS EITPERCD DS EITCOPY DS EITCPTMR DS EITCPTRQ DS EXTCCTRQ DS EITSIZE EQO IF IF lH 1H IF 1F lH lH IF 1H
1H
1D IF IF (*- ECBLOK) /8
Field Description, Contents, Meaning Shadcw control register 0 Shadow control register 1
Length of shadow SEGTAELE in bytes ECELOK Length of virtual SEGT!BLE in bytes Control register 1 value ccrresFcnding tc
tatles
Real address of shadow SEGTAELE Length of shadow SEGTAELE in doublewords
Architecture control index
Address of instruction PIR interrupt PER code to be reflected
Length code from active SEGTAELE entry Virtual processor timer Address of TRQBLOK for processor timer
Address of TRQBLOK for clock comFarator ECELCK size in doutlevords (I'OE') Secticn 1. CP Data Areas and Control Elocks 23