Hi Tom, On Wed, 13 Sept 2023 at 14:14, Tom Rini <tr...@konsulko.com> wrote: > > On Wed, Sep 13, 2023 at 12:56:53PM -0700, Tony Dinh wrote: > > Hi Tom, > > > > On Wed, Sep 13, 2023 at 9:22 AM Tom Rini <tr...@konsulko.com> wrote: > > > > > > On Tue, Sep 12, 2023 at 12:38:00PM -0700, Tony Dinh wrote: > > > > > > > I've been testing the boostd for a few Marvell boards and seeing this > > > > error on the Thecus N2350 (Marvell Armada 385, dual-core CPU). The > > > > "bootflow scan scsi" command triggered the "CACHE: Misaligned > > > > operation at range" error. However, this error did not affect the > > > > result of the scan, i.e. the bootflow for scsi partition was created > > > > correctly, and u-boot is running normally. > > > > > > > > Enabling CONFIG_SYS_DCACHE_OFF got rid of the errors altogether. > > > > Perhaps this is a case where the DCACHE is not required and should be > > > > turned off? > > > > > > > > Please see the log after the break below. > > > > > > Can you please try -next ? There's at least one SCSI related cache > > > alignment fix there that's not in master, thanks. > > > > Unfortunately I got the same errors. This time the ranges are > > different, of course. > > > > master: > > > > N2350 > bootflow scan scsi > > CACHE: Misaligned operation at range [3fb99f88, 3fb9a388] > > CACHE: Misaligned operation at range [3fb99f88, 3fb9a388] > > CACHE: Misaligned operation at range [3fb99f88, 3fb9a388] > > ERROR: v7_outer_cache_inval_range - start address is not aligned - 0x3fb99f88 > > ERROR: v7_outer_cache_inval_range - stop address is not aligned - 0x3fb9a388 > > > > next: > > > > N2350 > bootflow scan scsi > > CACHE: Misaligned operation at range [3fb80388, 3fb80788] > > CACHE: Misaligned operation at range [3fb80388, 3fb80788] > > CACHE: Misaligned operation at range [3fb80388, 3fb80788] > > ERROR: v7_outer_cache_inval_range - start address is not aligned - 0x3fb80388 > > ERROR: v7_outer_cache_inval_range - stop address is not aligned - 0x3fb80788 > > Can you debug to where these calls are so we can align these buffers? > See 02660defdc8a ("scsi: Cache align temporary buffer") for an example.
I wonder if we need to use memalign() when allocating memory to read things from the media? But I am not sure which file time is being read, or which bootmeth it is. Regards, Simon