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Altera_Forum's avatar
Altera_Forum
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12 years ago

BIOS does not detect our PCIe card

Hi there, We have a PCIe design on Stratix IV working well when compiled on QII 11.0, but stopped working when compiled from QII 12.1 SP1. Both compile successfully, only that the image generat...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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I actually couldn't find ALTGX_RECONFIG being used in the PCIe IP files. We are using PCIe hardcore but it is Mega Wizard based. The reconfiguration support must have been encapsulated in the generated IP.

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Then you have *incorrectly* implemented your PCIe design in the Stratix IV device; its the users responsibility to also include the ALTGX_RECONFIG component and connect it to the PCIe core.

Look at the designs in the PDF I linked to, eg., look at Figure 1(b). Those designs were implemented in a Stratix IV.

Cheers,

Dave