Other Parts Discussed in Thread: DRA752, TMP102, PMP
Tool/software: Linux
hello
sdk: 4.0.0.4
I added ocmc2 to am57xx-evm-cmem.dtsi to use ocmc2.
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/ { cmem_block_mem_0: cmem_block_mem@a0000000 { cmem { #pool-size-cells = <2>; status = "okay"; cmem_block_0: cmem_block@0 { |
I wrote a test program, assigned it to cmem_alloc2, and tested memcpy.
But it is 10~20 times slower than memcpy in heap buffers allocated with malloc.
Please advise me. Thank you.
- kernel boot log-
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[ 0.000000] Booting Linux on physical CPU 0x0 Welcome to Arago 2017.05! [ 3.839522] systemd[1]: Set hostname to <am57xx-evm>. If you do not wish to distribute GPLv3 components please remove NOTE: If the package is a dependency of another package you _____ _____ _ _ Arago Project http://arago-project.org am57xx-evm ttyS9 Arago 2017.05 am57xx-evm ttyS9 am57xx-evm login: |