IBM System/360 - Permanent Storage; Permanent Storage Assignme·-1 T

PERMANENT STORAGE
PERMANENT STORAGE ASSIGNMENT
ADDRESS
LENGTH PURPOSE
DEC
HEX BINARY
0 0 0000 0000
dJuble-word Initial program loading PSW
8 8 0000 1000
dJuble-word
Initial program loading CCWl
16
10 0001 0000 d·Juble-word Initial program loading CCW2
24 18 0001 1000 d•Juble-word External old PSW
32 20 0010 0000 double-word Supervisor call old PSW
40 28
0010 1000 dnuble-word Program old PSW
48 30 0011 0000
double-word Machine-check old PSW
56 38
001! 1000 double-word Input/ output old PSW
64 40 0100 0000 double-word Channel status word
72 48
0100 1000 W'Jrd Channel address word
76 4C
0100 1100 WJrd Unused
80 50 0101 0000 WJrd Timer
84
54
0101 0100 WJrd
Unused
88
58
0101 1000 dciuble-word External new PSW
96 60 01!0 0000 double-word Supervisor call new PSW
104 68 0110 1000 dL•uble-word Program new PSW
1!2 70 011! 0000 driuble-word Machine-check new PSW
120 78 Olli 1000
dc,uble-word
Input/ output new PSW
128
80
1000 0000 (I) Diagnostic scan-out area
(!) The size of the diagnostic scan-out area depends on the particular
model and 1/0 channels; for models 30 through 75, maximum size
is 256 bytes.
IBM CONFIDENTIAL
S/360 35