Max Filippov

> My main concern is that even if it works, there is some difference between 32 and 84 toolchain that makes a difference Maybe. My suggestion is to try to...

I've put xtensa-lx106-elf-ar to /data/local/tmp and `xtensa-lx106-elf-ar cru z.a BearSSLHelpers.cpp.o` runs successfully under non-root with selinux enabled. Looks like this system doesn't reproduce your issue.

> if you can execute anything from data/local/tmp My understanding is that's because it is specifically designated to the user `shell`, who's also the user that `adb shell` runs under....

> What does it mean? That the toolchain binaries that you have are capable of working correctly on your system. My interpretation is that the original issue is in the...

> so what's the plan? I don't have any further plan. Specifically I'm not planning to debug android application permissions/selinux configuration. You may want to find out specific syscall that...

> Getting an error while cross compling xtensa source xtos with crosstool-NG I don't think you can compile xtos with the crosstool-NG. Perhaps you're compiling xtos with the compiler that...

> Please help me with this. Ok, please share your crosstool-NG .config that you used to build the compiler and your xtensa configuration overlay. > Or how to enable atomctrl...

>> Ok, please share your crosstool-NG .config that you used to build the compiler and your xtensa configuration overlay. > I am attaching the crosstool-NG .config that you used to...

> the overlay size is huge. around 1.9 GB This is hardly possible. [Here's](https://github.com/jcmvbkbc/xtensa-toolchain-build/tree/master/overlays) an example collection of overlay files, the biggest one is smaller than 1MB. The overlay file...

I've put your overlay into ```${CT_TOP_DIR}/overlay/``` and built the toolchain with ct-ng 1.24.0 using your original config file. It works for me: ``` $ cat .text > wsr a2, atomctl...