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SPARC JPS1 Implementation Supplement:
Fujitsu SPARC64 V
• Release 1.0, 1 July 2002
tt (trap type) 1 (RED_state)2 (RED_state)
ADE
: 40
16
DAE
: 32
16
IAE
: 0A
16
63
16
Trap priority 1 1
ADE
— 2
DAE
— 12
IAE
— 3
32
End-method of
trapped
instruction
Abandoned Abandoned. ADE trap
Precise, retryable or
nonretryable. See P.4.3.
IAE trap, DAE trap
Precise.
Precise
Relation
between TPC
and instruction
that caused the
error
None None
I_UGE
For errors other than TLB
write errors, the error was
caused by the instruction
pointed to by
TPC
or by the
instruction subsequent in the
control flow to the one
indicated by
TPC
.
For a TLB write error, the
instruction pointed to by
TPC
or the already executed
instruction previous in the
control flow to the one
indicated by
TPC
wrote a TLB
entry and the TLB write
failed. The TLB write error is
detected after the instruction
execution and before any trap,
RETRY
, or
DONE
instruction.
A_UGE
None.
IAE, DAE
The instruction pointed to by
TPC
caused the error.
None
Register that
indicates the
error
ASI_STCHG_
ERROR_INFO
ASI_STCHG_
ERROR_INFO
I_UGE, A_UGE
ASI_UGESR
IAE
ASI_ISFSR
DAE
ASI_DSFSR
ASI_AFSR
TABLE P-2
Action Upon Detection of an Error (3 of 4)
Fatal Error (FE)
Error State Transition
Error (EE) Urgent Error (UGE) Restrainable Error (RE)