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Programming Interface Information:
This information is NOT
intended to be
used as Programming Interfaces of VM/ESA. It is to be used for diagnosis only. |
IPARM
Cross Reference (Contains links to field and bit definitions)
IPARM Prolog
Name : HCPIPARM Description: IPL parameters DSECT : IPARM Function : IPARM maps the parameters passed in R0-R15 to CP when it is loaded from a module. Located by : In R0-R15 at entry to HCPLODNC and saved at HCPLODPM thereafter. Created by : HCPSAL Deleted by : N/A
IPARM Control Block Content
IPARM DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure IPARM 0000 0 Character 32 IPARMS IPL parameters 0020 32 Bitstring 1 * (4) reserved for future use 0024 36 Address 4 IPAEPARM Pointer to extended IPL parms 000000F0 IPAEPLEN 240 Length of extended IPL parms 0028 40 Bitstring 6 IPADATE Module date/time (YYMMDDHHMMSS) 002E 46 Bitstring 1 IPAINITL Save for SYSINITL field 002F 47 Bitstring 1 * (5) reserved for future use 0034 52 Signed 4 IPAOFFST Offset to parm disk 0038 56 Character 8 IPANAME Name of CP module 00000040 IPASIZEB (*-IPARM) Size in bytes 00000008 IPASIZED (*-IPARM+7)/8 Size in d-words
IPARM Storage Layout
*** IPARM - Control Block in IPARM * * +-------------------------------------------------------+ * 0 | | * = IPARMS = * | | * +---------------------------+---------------------------+ * 20 |///////////////////////////| IPAEPARM | * +---------------------------+-------------+------+------+ * 28 | IPADATE |:INITL|//////| * +---------------------------+-------------+------+------+ * 30 |///////////////////////////| IPAOFFST | * +---------------------------+---------------------------+ * 38 | IPANAME | * +-------------------------------------------------------+ * 40 * *** IPARM - Control Block in IPARM
IPARM Cross Reference
(contains links to field and bit definitions)Symbol Dspl Value -------------- ---- -----IPADATE 0028
IPAEPARM 0024
IPAEPLEN 0024 000000F0
IPAINITL 002E
IPANAME 0038
IPAOFFST 0034
IPARMS 0000
IPASIZEB 0038 00000040
IPASIZED 0038 00000008
Last updated on 3 Aug 1999 at 12:06:34 EDT.
Copyright IBM Corporation, 1990, 1999
