Intel Extensible Firmware Interface Network Router User Manual


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Extensible Firmware Interface Specification
19-16 12/01/02 Version 1.10
Table 19-12. BREAK Instruction Encoding
BYTE DESCRIPTION
0 Opcode = 0x00
1 0 = Runaway program break
1 = Get virtual machine version
3 = Debug breakpoint
4 = System call
5 = Create thunk
6 = Set compiler version
BEHAVIORS AND RESTRICTIONS:
• Executing an undefined BREAK code results in a bad break exception.
• Executing BREAK 0 results in a bad break exception.
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