About hw310404

hw310404 · 2023-09-22

Porting SBSFU 2.6.2 to STM32G0B1CEU6 (512K FLASH and 144K RAM) based on Nucleo-G071RB example.See the history of my previous Solved: SBSFU 2.6.2 firmware swapping issue - STMicroelectronics CommunityAfter I solved the firmware swapping issue, I went ...

hw310404 · 2023-09-13

Hi Guys,Ported SBSFU 2.6.2 to STM32G0B1CEU6 (512K FLASH and 64K RAM) based on Nucleo-G071RB example.Modified mapping_fwimg.ld as below: /* Slots must be aligned on 2048 bytes (0x800) */ /* swap (4 kbytes) */ __ICFEDIT_SWAP_start__ = 0x0804...

hw310404 · 2023-11-08

@Bubbles Get back to this topic now. Looks like MPU is working at start up, I can see the following: @7:8000000 size:e sub:c0 perm:5 exec:0 @6:20000000 size:b sub:0 perm:1 exec:1 @5:20000000 size:11 sub:e0 perm:3 exec:1 @4:8010000 size:a sub:0 per...

hw310404 · 2023-11-08

Hi @Jakub Standarski are you able to get MPU working? I still get "Hard fault" if I enable it and all the rest of the security mechanism works fine. Any insights are much appreciated.

hw310404 · 2023-11-06

Don't know about RAM settings, but based on the info you gave, probably something to do with flash erase operation. Have a look at my old post and hopefully that can give you some help.Solved: Re: SBSFU 2.6.2 firmware swapping issue - STMicroelectron...

hw310404 · 2023-09-26

Thanks for the reply. @Bubbles I know the protection is done in SFU_LL_SECU_SetProtectionMPU and I can see the first and second configuration defined in sfu_low_level_security.h. The issue is I don't know is how and where the third configuration (SFU...

hw310404 · 2023-09-25

Thanks @Bubbles . There are generally 2 sets of MPU configuration. One active during secure boot and the second is engaged after boot, for the application to run. Maybe you only modified the SB part and not the runtime settings.I guess this could be ...

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