MSR (cont.)
Machine State Register
Preliminary
PPC440x5 CPU Core User’s Manual
regsumm440core.fm.
September 12, 2002
Page 505 of 589
23
FE1
Floating-point exception mode 1
0 If MSR[FE0] = 0, ignore exceptions mode; if
MSR[FE0] = 1, imprecise recoverable mode
1 If MSR[FE0] = 0, imprecise non-recoverable
mode; if MSR[FE0] = 1, precise mode
24:25
Reserved
26
IS
Instruction Address Space
0 All instruction storage accesses are directed to
address space 0 (TS = 0 in the relevant TLB
entry).
1 All instruction storage accesses are directed to
address space 1 (TS = 1 in the relevant TLB
entry).
27
DS
Data Address Space
0 All data storage accesses are directed to
address space 0 (TS = 0 in the relevant TLB
entry).
1 All data storage accesses are directed to
address space 1 (TS = 1 in the relevant TLB
entry).
28:31
Reserved
Summary of Contents for PPC440X5 CPU Core
Page 1: ...PPC440x5 CPU Core User s Manual Preliminary SA14 2613 02 September 12 2002 Title Page...
Page 22: ...User s Manual PPC440x5 CPU Core Preliminary Page 22 of 583 ppc440x5LOT fm September 12 2002...
Page 26: ...User s Manual PPC440x5 CPU Core Preliminary Page 26 of 589 preface fm September 12 2002...
Page 38: ...User s Manual PPC440x5 CPU Core Preliminary Page 38 of 589 overview fm September 12 2002...
Page 94: ...User s Manual PPC440x5 CPU Core Preliminary Page 94 of 589 init fm September 12 2002...
Page 132: ...User s Manual PPC440x5 CPU Core Preliminary Page 132 of 589 cache fm September 12 2002...
Page 158: ...User s Manual PPC440x5 CPU Core Preliminary Page 158 of 589 mmu fm September 12 2002...
Page 218: ...User s Manual PPC440x5 CPU Core Preliminary Page 218 of 589 timers fm September 12 2002...
Page 248: ...User s Manual PPC440x5 CPU Core Preliminary Page 248 of 589 debug fm September 12 2002...
Page 458: ...User s Manual PPC440x5 CPU Core Preliminary Page 458 of 589 regsummIntro fm September 12 2002...
Page 568: ...User s Manual PPC440x5 CPU Core Preliminary Page 568 of 589 instalfa fm September 12 2002...
Page 588: ...User s Manual PPC440x5 CPU Core Preliminary Page 588 of 583 ppc440x5IX fm September 12 2002...
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