About leeana

Error when jumping to user app · 2021-10-18

Hello everyoneSo I've managed to adapt and build my custom user app. Flashed it into the device.But it fails on startup somewhere between gpio and timers initializations in main().Console shows the following text:= [TEST] write 8 bytes @ Isolated cod...

leeana · 2021-10-14

My user application firmware is rather big. It runs on STM32G070, so I've adapted the example code from STM32G071. I've followed the example provided in AN5056 (see picture) to reduce the SBSFU size, it saved about 10 kB, but it is not enough (still ...

Huge user application binary file · 2021-10-13

Hello everyoneSo I've managed to build MY user app, where a lot of things programmed alongside sbsfu support.But the binary file is simply huge - 134 MB! How comes?Also, sfb file does not get generated. May it be connected to disabled security define...

leeana · 2021-10-12

I am trying to merge UserApp example into my existing project. Everything goes fine, except for the error mentioned in the title. I've checked that include list is identical to UserApp example, as well as Linker->Miscellaneous->Other flags. What am I...

leeana · 2021-10-05

Hello everyone,I am trying to build SECoreBin, but the build fails with prebuild.sh. All python requirements listed in requirements.txt are installed, but the error is following:ImportError: No module named Cryptodome.CipherAnd even more: What should...

Re: Error when jumping to user app · 2021-10-25

Hello JocelynSo the thing was that the symbol was NOT defined but the sfu_test.c code somehow "thought" that the symbol WAS defined. I've added #undef and the message disappeared. Strange bug.But the issue is not gone: my user app won't start properl...

Re: Error when jumping to user app · 2021-10-21

I meant it was undefined in app_sfu.h already.

Re: Error when jumping to user app · 2021-10-20

Unfortunately, it is disabled to optimize for memory, so it's not the case.

Re: Error when jumping to user app · 2021-10-19

Another addition: SBSFU application works just fine and reports that it has switched to user application. No messages about resets are shown (except for hard reset when I press reset button).

leeana · 2021-10-18

Okay, the process was extremely hard, so I failed to do this. I didn't change the mapping files. But in my user app I've turned optimization on and used LL drivers, and it worked! Another issue showed up, but this particular question is solved.

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Error when jumping to user app

Reducing SBSFU binary size

Huge user application binary file

Undefined reference to __ICFEDIT_SE_Key_region_ROM_start__

Problems building SECoreBin (prebuild.sh)

Re: Error when jumping to user app

Re: Error when jumping to user app

Re: Error when jumping to user app

Re: Error when jumping to user app

Re: Reducing SBSFU binary size