tDRREC DDRREC is used in the SVC 76-initiated error recording process for tYFe 60 tlSD dumF
restore (DDR) dynamic device reallocation The reallocation recerds contain the replacement of the virtual "FROM" and "TO" control unit addresses (CUI) by the real
addresses of the real DlSD devices. 0 8 10 is 20 28 30 38
Hexadecimal
Displacement
------------ 0 2
3
4
5
6
8 C 10 18 20 26 2C 2D 30 34
35
38 DDRKEYB DDRDTEB DDRVOL1 DDRVOL2 DDRDEV1 DDRDEV2 Field Balle DDRKEYB DS DDRSWS1 DD DDRSWS2 DS DDRSWS3 DS DDRRECBT DS
DDRSPE1 DS
DDRDTEB DS DDRTftEB DS DDRCPlD DS I I D*1 I/D*2/I/D*3/I/t*4/1//tDRSPE1////////1 DDRCPlD nnll"lnl:l (cont.) ID*5 ID*6 1H 1C D*1 1C D*2 1C D*3 1C D*4
1H
1F
1F
2F DtBTftEB tDRVCL2 tDRCU11 tDRCU12 Field Description, Contents, Beaning Type and operating system Switch byte
Reserved lBB use
Reserved for IBM use
Reserved for lBB use
Reserved for lBB use Date' Time Processor identification and model number Dependn! Rgta DDRJOB DS DDRVOL1 DS DDRVOL2 DS DDRDEVP1 DS DDRCU11 DS DDRDEV1 DS DDRDEVP2 DS DDRCUA2 DS DDRDEV2 DS
DDRSlZE EQU 81 61 61 11 D*5 31 41 11 D*6 31 41 (*-DDRREC)
Job using FROft device Voluae serial FROB device Voluae serial TO device
Device identification of FRCB DlSD Primary CUI of FROB device
Device type FROB Device identification TO DASD Primary CUI of TO device
Device type of TO device DDR record size
Section 1. CP Data Areas and Centrol Blocks 19

DMPINREC DMPINREC retains vital system register and stcrage location values necessary for the CPDUMP file. See also DMPKYREC. o DMPGPRS 40 DMPCRS 80 DMPFPRS AO DMPTODCK A8 DMPCPUTft BO DMPCKCOft B8 S*1 I/S*2//1 DlJPPROCA 1 DlJPSYSRV co DMPLCORE 1CO DlJPPRFRG nf!PABEND lC8 DMPPGfUP Bexadeciaal Field
Displacement Naae Field Description, Contents, f!eaning o 40 80 AO A8 BO B8
B9
BA
BC CO 1CO 1C4
1C8 DMPGPRS DS DMPCRS DS DMPFPRS DS DMPTODCK DS DMPCPUTM DS DMPCKCOM DS DMPFLAG DS l6F 16F
4D lD 1D
1D 1X Bits defined in DMPFLAG --X'80'--- DMPRSV1 DS DMPPROCA DS DMPSYSRV DS DMPLCORE DS DMPPRFRG DS DftPABEND DS DMPPGMAP DS 1X 1H
1F 256X 1F
1F 4096B 16 general registers
16 control registers Pour floating-point registers
(if floating-Foint feature is installed on
machine)
Time-of-day clock
Processor tiaer Tiae-of-day clock coaparatcr
S*1 Flag byte When on, last record in DU!P file is 2K
S*2 Reserved for IB! use
Abending processor address
System generated storage size
Absolute storage locations 0 through 255 Prefix register
Abend code for failing processor
Eit aap indicating Which pages aFpear in the DU!P file (each tit represents a 4K block) 20 IBM VM/370 Data Areas and Control Block Logic