I try run mmc_test on my custom board with DM3730.
I use filesystem from DVSDK-4.6.
I build kernel with mmc_test. when I start test it stop on case 11.
Trying to claim card mmc0:0001 from driver mmcblk
[ 316.804107] mmc_test mmc0:0001: Card claimed for testing.
WARNING: Card mmc0:0001 will be overwritten!
Hit <ENTER> to continue; <CTRL-C> to abort
[ 320.639251] mmc0: Starting tests of card mmc0:0001...
[ 320.644897] mmc0: Test case 1. Basic write (no data verification)...
[ 320.653381] mmc0: Result: OK
[ 320.656402] mmc0: Test case 2. Basic read (no data verification)...
[ 320.664123] mmc0: Result: OK
[ 320.667144] mmc0: Test case 3. Basic write (with data verification)...
[ 321.254577] mmc0: Result: OK
[ 321.317901] mmc0: Test case 4. Basic read (with data verification)...
[ 321.386169] mmc0: Result: OK
[ 321.449859] mmc0: Test case 5. Multi-block write...
[ 321.532592] mmc0: Result: OK
[ 321.594268] mmc0: Test case 6. Multi-block read...
[ 321.661132] mmc0: Result: OK
[ 321.724670] mmc0: Test case 7. Power of two block writes...
[ 322.267303] mmc0: Result: UNSUPPORTED (by card)
[ 322.330841] mmc0: Test case 8. Power of two block reads...
[ 322.395294] mmc0: Result: UNSUPPORTED (by card)
[ 322.458862] mmc0: Test case 9. Weird sized block writes...
[ 322.523559] mmc0: Result: UNSUPPORTED (by card)
[ 322.587127] mmc0: Test case 10. Weird sized block reads...
[ 322.651794] mmc0: Result: UNSUPPORTED (by card)
[ 322.715393] mmc0: Test case 11. Badly aligned write...
[ 323.262542] DMA misaligned error with device 61
eMMC connect to MMC0
uSD connect to MMC1
system boot from MMC1
What does this error mean?
If test doesn't pass can I trust this driver?