Hexadecimal Field
Displacement Name 41
42
43
44 4S 49
4C
4E 50 50 50 50 54
54 IGBLAME DS Bits defined CCHCPU--EQU CCHCHIL EOU CCHSCUB EOU CCHSTG EOU CCHINTFC EOU IGVALIDB DS J!it§ CCHINTFV EOU CCHRCV EOU CCHUSV EOU CCHCMDV EOU CCHCAV EOU CCHDAV EOU IGTERMSO DS J!it§ COMPSYS EOU COMPSEL EOU COMPFES EOU CCHIOH EOU COMPID EOU CCHDI EOU Seguence Code RTCODEO EOO RTCODE1 EOU RTCODE2 EOU RTCODE3 EOU RTCODE4 EOU RTCODE5 EOO RTCODE6 EOU RTCODE7 EQU CCDEVTYP DS CCHANID DS CCHCUA DS CCHCHCUA DS CCHCLOGL DS CCHSIZE EOU CCHLOGSO DS CCHLOG70 DS CCHLOG60 DS CCHADDR DS CCHSIZE1 EOU CCHLOG45 DS CCHLOG35 DS CL1
in IGBLAME -- X '8-0-'-- X'40' X'20' X'10' X'OS' CL1
in IGVALIDB -X'SO' X'10' X'OS' X'04' X'02' X'01' CL1 1.n IG!ERMSg X'CO' X'SO' X'40' X'10' X'OO' X'OS' Bits X'OO' X'01' X'02' X'03' X'04' X'05' X'06' X'07' 1F
CL1
CL3 2X 2X C*7
(*-CCHREC) /S OCL 112 OCL24 OCL24 1F
(*-CCHREC) OCL96 OCL24 Field Description, Contents, Meaning Probable source of error
Processor is source of error
Channel is source of error Storage control unit is source of error Storage is source of error
Control unit is source of error Validity indicator bits
Interface address valid Sequence code valid Unit status valid
Command address valid
Channel address valid
Device address valid
Termination/sequence code bits
syste. reset Selective reset
stop, Stack, or nor.al termination I/O interface inoperative
Interface disconnect I/O et"ror alert Retry code values
for the constructed ECSW CP dEvice type
Channel identification
Actual failing device address
Address fro. .achine location X'EA' Length of channel logout Size in doutlevords (X'OB') 2SS0 channel -112 bytes 2870 channel -24 1:ytes 2S60 channel -24 tytes Unit address stored 1:y integrated channel Size in bytes for integrated channel Model 145 integrated channEl (96 bytes) Model 135 integrated channel (24 bytes) 10 IBM VM/370 Data Areas and Control Block Logic

CCPABl! CCPABM provides control information used for Communication Controller Network Control Program, Emulation Program and their attached resources.
loading and controlling the 370X Emulation Program, and Partitioned
Hexadecimal
o
8 10 18 20 28
Displacement
------------ 0 8
2 10 14
18
19
1A
1B
1C 20 22
24
25
26
28
28
29
2A CCPNAl!E CCPADDB CCPSIZE CCPPSIZB CCFENTBY C*2 C*3 I/C*4//1 CCFSTOB CCPHBFSZ CCPHBFNO C*5 C*6 I CCPMAXID CCPBBSID Field Nalle CCPNAME DS Ct8 CCPADDB DS 1F CCPSIZB DS 1F CCPPSIZB DS 1F CCPBNTBY DS 1F CCPTYPB DS 1X Bits defined in CCPTYPE CCPTNCP-- EQU--X'O'-' - CCPTBP EQU X'02' CCPTPEP BQU X'03' CCPCAONE DS 1X CCPCATiO DS ;1 Field Description, Contents, l!eaning CPNAl!E specified in NAl!ENCf macro Origin of centrol program image Control program size in bytes Parameter list size in bytes Control program entry point address
C*1 Control program type flag Network control program 270x emulation program
Partitioned emulation program C*2 First channel adapter type flag C*3 Second channel adapter tYPE flag
Bits defined in CCPAONB and CCPATiC CCPTYPE1 BQU X'01' Channel adapter type 1 CCPTYPE2 BQU X'02' Channel adapter type 2 CCPBSV1 DS 1X C*4 Beserved for IBl! use CCPSTOR DS 1F 370x storage size specified (in bytes) CCPHBFSZ DS 1H Euffersize from HOST macre CCPHBFNO DS 1H Number of buffers in read list CCPPADO DS 1X C*5 First buffer pad count (in bytes) CCPPAD1 DS 1X C*6 Subsequent kuffer pad count HOSl !glyes BI !J!L370 for 370x CCPVPADO BQU 34 34-tyte pad in first bisynchrenous transmitter buffer CCPVPAD1 EQU 34 34-byte pad in subsequent buffers CCPIUXID DS 1H Highest resource ID defined CCPRBSID DS 1F Besource ID definition ORG CCPBBSID Definition kreakdown CCPRSTYP DS 1X Resource type flag CCPRSTAT DS 1X Resource initial status flags CCPRSTEP DS 1H Subchannel address wben in EF mode Section 1. CP Data Areas and Centrol Blocks 11