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Altera_Forum's avatar
Altera_Forum
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20 years ago

16-bit flash WR/Erase problems

I have a board where the flash, ethernet and SDRAM all share a common databus. The flash device is the AM29LV128 in word mode, i.e. 16-bit interface. On power-up, linux boots fine from the flash ch...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

> And, sometimes the flash write works, but most times it crashes hard too.

> Total CPU lockup.

Is your exception address in the flash?

> Did you have to make any modifications to the drivers or kernel to make

> your shared bus implementation work?

No.