Altera Stratix V Avalon-ST Manuale Utente Pagina 53

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Signal Direction Description
app_msix_addr[63:0] Input The Application Layer drives the address for the MSI-X posted
write TLP on this input. Driven in the same cycle as app_msix_
req.
app_msix_data[31:0] Input The Application Layer drives app_msix_data[31:0] for the
MSI-X posted write TLP. Driven in the same cycle as app_msix_
req.
app_msix_enable_
pf[1:0]
Output The MSI-X Enable bit of PF0 and PF1 MSI-X Control Register
drive this output.
app_msix_enable_
vf[<n>-1:0]
Output The MSI-X Enable bit of the MSI-X Control Register for VF0
drives bit[0]. The MSI-X Enable bit of the MSI-X Control
Register for VF1 drives bit[1], and so on.
app_msix_err
Output Indicates an error during the execution of an MSI-X request.
Valid when app_msix_ack is asserted. The following encodings
are defined:
1b'0: MSI-X message sent
1b'1: Error detected during execution of the MSI-X request.
No message sent. The following errors may occur:
The function number is invalid
The MSI-X Enable bit for the function was not set
The MSI-X Function Mask was not set
app_msix_fn_mask_
pf[1:0]
Output The MSI-X Function Mask bit of PF0 and PF1 MSI-X Control
Register drive this output.
app_msix_fn_mask_
vf[<n>-1:0]
Output The MSI-X Function Mask bit of the MSI-X Control Register for
VF0 drives bit[0]. The MSI-X Function Mask bit of the MSI-X
Control Register for VF1 drives bit[1], and so on. <n> equals the
total number of VFs for both PF0 and PF1.
4-18
Interrupt Interface
UG-01097_sriov
2014.12.15
Altera Corporation
Interfaces and Signal Descriptions
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