On Saturday, October 17, 2015 at 04:59:06 AM, Thomas Chou wrote: > On 10/17/2015 06:56 AM, Marek Vasut wrote: > >> But nios2 cpu with 4 bytes > >> dcache line size does not support this instruction. So we don't > >> implement the invalidate_dcache_range/all() in u-boot yet. > > > > Where did you find this information ? > > Please find it on the foot note of table 7, page 8 of "Nios II Core > Implementation Detail" manual, > > The 4-byte line data cache implementation substitutes the flushd > instruction for the flushda > instruction and triggers an unimplemented instruction exception for the > initda instruction. The > 16-byte and 32-byte line data cache implementations fully support the > flushda and initda > instructions.
I see, thank you for looking it up for me. This inconsistency is sad :-( Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot