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IXP400 Software
Access-Layer Components: Parity Error Notifier (IxParityENAcc) API
Programmer’s Guide IXP400 Software Version 2.0 April 2005
Document Number: 252539, Revision: 007 243
It is important to note that if an interrupt condition is not cleared then it will result in the parity
interrupt being triggered again.
Figure 77–Figure 83 show the process flow that occurs in several data abort and parity error
scenarios.
Figure 77. Data Abort with No Parity Error
Figure 78. Parity Error with No Data Abort
B4380-01
Data Abort IxParityENAcc Client Callback
IxParityENAccParityErrorContextGet(*pecMessage)
No parity detected when
Data Abort occurred.
IX_PARITYENACC_NOPARITY
B4385-01
Data Abort IxParityENAcc Client Callback
IxParityENAccParityErrorContextGet(*pecMessage)
(*IxParityENAccCallback)()
IxParityENAccParityErrorInterruptClear(*pecMessage)
IX_PARITYENACC_SUCCESS
IX_PARITYENACC_SUCCESS