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Altera_Forum
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15 years ago

[U-BOOT] About the BASE addr of DM9000A in DE2

I try to port an U-boot to my DE2 board. In SOPC,my DM9000A`s base_addr is 0x01b020f8 . I modify EP1C20.h,but DM9000A can work fine only if I set its base_addr=0x81b020f8.could anyone expl...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

dm9000 driver does not use macros from io.h. So it needs uncached address.

- Hippo