Hi Neil, > Hi, > > I'm having a strange issue while porting the DART-MX6 and it's > carrier board to mainline U-Boot. > > Everything works as expected except "fatls" where I get the following > output :
Please look into: http://patchwork.ozlabs.org/patch/831183/ IN short: You may need to fix the code by using cache aware allocation functions instead of calloc(), malloc(). BR, Łukasz > > => fatls mmc 0:1 > CACHE: Misaligned operation at range [4f59dfc8, 4f59e7c8] > CACHE: Misaligned operation at range [4f59dfc8, 4f59e7c8] > ERROR: v7_outer_cache_inval_range - start address is not aligned - > 0x4f59dfc8 ERROR: v7_outer_cache_inval_range - stop address is not > aligned - 0x4f59e7c8 CACHE: Misaligned operation at range [4f59dfc8, > 4f59e7c8] CACHE: Misaligned operation at range [4f59dfc8, 4f59e7c8] > ERROR: v7_outer_cache_inval_range - start address is not aligned - > 0x4f59dfc8 ERROR: v7_outer_cache_inval_range - stop address is not > aligned - 0x4f59e7c8 > > 0 file(s), 0 dir(s) > > But : > => fatinfo mmc 0:1 > Interface: MMC > Device 0: Vendor: Man 000074 Snr 62aee901 Rev: 4.2 Prod: USD > Type: Removable Hard Disk > Capacity: 7695.0 MB = 7.5 GB (15759360 x 512) > Filesystem: FAT16 "boot " > > And it contains : > 41541 imx6q-var-dt6customboard.dtb > 6535440 uImage > > And even fatload works : > => fatload mmc 0:1 $loadaddr uIMage > reading uIMage > 6535440 bytes read in 322 ms (19.4 MiB/s) > > Same for mmc0 (SDCard) and mmc1 (eMMC). > > I tested against v2017.11 and master > (16fa2eb95172e63820ee5f3d4052f3362a6de84e) with : > gcc-linaro-4.9.4-2017.01-x86_64_arm-eabi > gcc-linaro-7.1.1-2017.08-x86_64_arm-linux-gnueabihf > > same behaviour. > > And same behaviour when reverting the following : > af609e3 fs/fat: Check malloc return values and fix memory leaks > 09fa964 fs/fat: Fix 'CACHE: Misaligned operation at range' warnings > 8df8731 fs/fat: Fix pathnames using '..' that lead to the root > directory 2460098 fs/fat: Reduce stack usage > > Do someone have an idea except disabling data cache ? > > Thanks, > Neil > Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: w...@denx.de
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