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Table A.24 shows the DEFLAGS and SCUEVABORT signals.
Table A.24. Exception flags signals
Name | I/O | Destination | Description |
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DEFLAGSn[6:0] | O | System integrity controller | Data Engine output flags. Only implemented if the Cortex-A9 processor includes a Data Engine. If the DE is NEON SIMD unit:
If the DE is FPU:
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SCUEVABORT | O | Indicates an external abort has occurred during a coherency writeback. |
For additional information on the FPSCR, see the Cortex-A9 Floating-Point Unit (FPU) Technical Reference Manual and the Cortex-A9 NEON Media Processing Engine Technical Reference Manual.