Intel ITANIUM ARCHITECTURE - SOFTWARE DEVELOPERS MANUAL VOLUME 1 REV 2.3 Manual page 469
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IA_32_Exception (DNA) – Device Not Available Fault
Name
Cause
The processor executed an IA-32 ESC or floating-point instruction with CR0.em is 1. Or
an IA-32 WAIT, ESC, floating-point instruction, MMX technology or SSE instruction is
executed and CR0.ts bit is 1.
Refer to the Intel
a complete definition of this fault.
Parameters
IIP – virtual IA-32 instruction address zero extended to 64-bits.
IIPA – virtual address of the faulting IA-32 instruction zero extended to 64-bits.
ISR.vector – 7.
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Volume 2, Part 1: IA-32 Interruption Vector Descriptions
®
64 and IA-32 Architectures Software Developer's Manual for
rv
7
rv
8
7
6
5
4
3
0
0
0
0 0 0 0 0 0 0 0 0
2
1
0
2:221
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