Re: [U-Boot] dcache issues with wandboard too (was: [PATCH V2 0/7] ARM: imx: Update Novena to DM/DT)
On 9/26/19 8:52 PM, Vagrant Cascadian wrote: > On 2019-08-20, Vagrant Cascadian wrote: >> On 2019-08-19, Marek Vasut wrote: >>> On 6/4/19 9:06 AM, Vagrant Cascadian wrote: On 2019-05-17, Marek Vasut wrote: > Update Kosagi Novena to DM / DT and remove the warnings. >> ... I have two oustanding issues... with some files it sometimes fails to load one or more from SATA: Retrieving file: /boot/initrd.img-5.0.0-trunk-armmp 20077960 bytes read in 375 ms (51.1 MiB/s) Retrieving file: /boot/vmlinuz-5.0.0-trunk-armmp 4215296 bytes read in 40 ms (100.5 MiB/s) append: root=UUID=9666ab0b-f932-4e2f-95d7-0e96a12a4540 ro quiet Retrieving file: /usr/lib/linux-image-5.0.0-trunk-armmp/imx6q-novena.dtb CACHE: Misaligned operation at range [fafb5398, fafb6398] CACHE: Misaligned operation at range [fafb5398, fafb6398] ERROR: v7_outer_cache_inval_range - start address is not aligned - 0xfafb5398 ERROR: v7_outer_cache_inval_range - stop address is not aligned - 0xfafb6398 invalid extent block It then falls back to one of the other kernels (using the extlinux.conf parsing) and succeeds. It consistantly gets a cache/alignment error with this specific file. A bit-for-bit identical .dtb loaded from another path works just fine. Older versions of u-boot boot this fine. Would some particular EXT4 flag possibly be causing issues? >>> >>> I don't know. Do you still run into this with u-boot/master ? >> >> Still occurring with 2019.10-rc2. Haven't tested with master yet. >> >> Using "dcache off" before booting still outputs the CACHE and ERROR >> messages, but does successfully boot. > > Also seeing this problem with wandboard solo with 2019.10-rc4 booting > from microSD. Haven't retested with novena recently. > > Setting CONFIG_SYS_DCACHE_OFF=y avoids the need to manually type "dcache > off" ... though obviously doesn't address the real problem. Can you debug it further or prepare a reproducible testcase ? ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
[U-Boot] dcache issues with wandboard too (was: [PATCH V2 0/7] ARM: imx: Update Novena to DM/DT)
On 2019-08-20, Vagrant Cascadian wrote: > On 2019-08-19, Marek Vasut wrote: >> On 6/4/19 9:06 AM, Vagrant Cascadian wrote: >>> On 2019-05-17, Marek Vasut wrote: Update Kosagi Novena to DM / DT and remove the warnings. > ... >>> I have two oustanding issues... with some files it sometimes fails to >>> load one or more from SATA: >>> >>> Retrieving file: /boot/initrd.img-5.0.0-trunk-armmp >>> 20077960 bytes read in 375 ms (51.1 MiB/s) >>> Retrieving file: /boot/vmlinuz-5.0.0-trunk-armmp >>> 4215296 bytes read in 40 ms (100.5 MiB/s) >>> append: root=UUID=9666ab0b-f932-4e2f-95d7-0e96a12a4540 ro quiet >>> Retrieving file: /usr/lib/linux-image-5.0.0-trunk-armmp/imx6q-novena.dtb >>> CACHE: Misaligned operation at range [fafb5398, fafb6398] >>> CACHE: Misaligned operation at range [fafb5398, fafb6398] >>> ERROR: v7_outer_cache_inval_range - start address is not aligned - >>> 0xfafb5398 >>> ERROR: v7_outer_cache_inval_range - stop address is not aligned - >>> 0xfafb6398 >>> invalid extent block >>> >>> It then falls back to one of the other kernels (using the extlinux.conf >>> parsing) and succeeds. It consistantly gets a cache/alignment error with >>> this specific file. A bit-for-bit identical .dtb loaded from another >>> path works just fine. Older versions of u-boot boot this fine. Would >>> some particular EXT4 flag possibly be causing issues? >> >> I don't know. Do you still run into this with u-boot/master ? > > Still occurring with 2019.10-rc2. Haven't tested with master yet. > > Using "dcache off" before booting still outputs the CACHE and ERROR > messages, but does successfully boot. Also seeing this problem with wandboard solo with 2019.10-rc4 booting from microSD. Haven't retested with novena recently. Setting CONFIG_SYS_DCACHE_OFF=y avoids the need to manually type "dcache off" ... though obviously doesn't address the real problem. live well, vagrant signature.asc Description: PGP signature ___ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
