SAVTAELE SAVTABLE is used in the initial program loading of saved virtual machine na.ed systems.
It is created by the na.e system generation process (SIVESYS macro/SlVES1S co.mand).
o
8
48
68
A8
Bexadeci.al Field
Displacement Nalle ------------ 0 SliPSi 8 SAVGREGS 48 SAVFPRES 68 SAVCREGS A8 SAVKEYS DS iD DS 16F DS 4D DS 16F DS 1H SAVPSW SAVGREGS SAVFPRES SAVCREGS SAVKEYS Field Description, Contents, PSi c£ virtual machine at SiiESYS ti.e
General registers
Floating-point registers
Control registers Two-tyte entry for each saved page
containing storage keys fer each page Section 1. CP Data Areas and Centrel Blocks 93

SDRBLOK Contains counters to record temporary errors on a given I/O device. Hexadecimal o
8 10 18
Displacement
------------ 0 4 5
6
7
8
9 C 16 S*5 Field Nalle SDRRDEV SDRFLAGS SDRRDEV DS DS SDRCUA 1F 1X Bits defined in SDRFLAGS SDRSHRT-EQU- --X'80'-- SDRRECD EQU X'40' SDRMAX SDRPRMCT SDRFLCT S P K SDRLNGTH SDRCUA SDRBSIZE SDRCTRS EQU DS DS DS DS DS EQU DS X'20' 1X 1X 1X 1X 3X (*-SDRBLOK) 10X S*1 5*2 S*3 S*4 SDBCTBS SDRCTRS1 Field Description, Contents, Meaning Address of associated RD!VELCK S*1 SDRELOK flags Short OBRRECB to be written
Long OERRICB to be recorded cn counter
overflow Maximum nu.ters of SDR counters handled S*2 Parameter list counter S*3 Full tyte counter S*4 Statistical update work tyte S*5 Lenciflitby·t"es) of-SDR counters primary CUA of device being used SDRELOK tase size, in tytes SDR error counters SDRSIZE EQU (*-SDRELOK+7)/8 Size in doutlewords (X'03') SDRCTRS1 DS 10X SDRSIZE1 EQU (*-SDRELCK)/8 Additional SDR error counters for devices
that use .ore than 10 SDR ccunters. Size in doutlevords (X'04') 94 IBM VM/370 Data Areas and Control Block Logic