caching - How to disable cache during memory test in uboot -

caching - How to disable cache during memory test in uboot -

i need write memory test in uboot need disable cache. know can configure p15 c1 disable info cache , mmu entirely, seems dangerous. there more elegant way that? setting attribute during memory mapping?

i told commands in uboot, cache disabled, can't prove it... 1 can help? thanks

caching u-boot mmu