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Old 07-25-2007, 09:53 PM
JD Newcomb
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Default EDK Microblaze project without OPB?

Hi, all.

Is it known to be possible to create a Microblaze system without the
OPB?

For example, say I have 1 MicroBlaze with 16KB of d&i BRAM, but I
don't necessarily need the off-chip SDRAM or UART (or any OPB slave
peripheral at all), so I don't include the OPB. And say it's part of a
larger network to justify not needing the OPB for any peripherals.

Currently, my 8.2 version has an issue with the BRAM when I don't
include the OPB, and gives me an error (ERROR:Mablib:482). I was
wondering if this is a problem with my particular system, or if it's a
universal requirement for MicroBlaze projects to include at least one
OPB slave. Or if it's a legitimate bug.

Thanks!

----JD----

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