Virtex-5 PCIe block plus User Guide (UG341) describes only "000b" encoding for cfg_interrupt_mmenable signal. This answer record contains the description of other encoding values for this cfg_interrupt_mmenable signal.
For encoding values other than "000b", please refer to 6.8.1.3 Message Control for MSI of the PCI Local BUS SPECIFICATION, REV. 3.0.
Encoding | # of Vectors Allocated |
---|---|
000 | 1 |
001 | 2 |
010 | 4 |
011 | 8 |
100 | 16 |
101 | 32 |
110 | Reserved |
111 | Reserved |
Revision History:
4/3/2012 - Initial Release
Answer Number | Answer Title | Version Found | Version Resolved |
---|---|---|---|
34536 | Xilinx Solution Center for PCI Express | N/A | N/A |
AR# 47109 | |
---|---|
Date | 08/30/2013 |
Status | Active |
Type | General Article |
Devices | |
IP |