About Grogu

Grogu · 2023-01-25

STM32 Trusted Package Creator v2.12.0 creates incorrect option bytes which have 8 rows and no "reserved" last row As per AN5054, it should have exactly 9 rows The option bytes csv created from STPC v2.12 This leads to SFI programming failure. Am I mi...

Grogu · 2023-01-05

The SBSFU framework allows users to employ multiple image signing keys, ECCKEY1, ECCKEY2, and ECCKEY3.Is there a method to blacklist ECCKEY1 and replace it with ECCKEY4, which may be transmitted via a key replacement update package if the private key...

Grogu · 2022-06-08

Device details :ST-LINK SN : 002F003F3137510539383538ST-LINK FW : V3J9M3B5S1Board : STLINK-V3SETVoltage : 3.76VSWD freq : 24000 KHzConnect mode: Hot PlugReset mode : Software resetDevice ID : 0x480Revision ID : --Device name : STM32H7A/BFlash ...

Grogu · 2022-02-01

Is there a an option to implement SE_<FOO> in se_crypto_bootloader.c. I tried implementing a SE_FOO but the system reset as mentioned in document ."Protected code and data are accessible through a single entry point (call gate mechanism) and it is t...

Grogu · 2022-01-31

Setup:Device - STM32H7B3I-DKProject - STM32H7B3I-DK\Applications\2_Images_ExtFlashWe have Composite firmware update file which contains and stored in external flash which Boot loader will process APP firmware (UserApp.sfb )GUI resources Calibration d...

Grogu · 2023-01-08

Thanks @Jocelyn RICARD

Grogu · 2022-07-01

@Jocelyn RICARD thanks,As this is part of the STM system bootloader which we can't change I assume. what would you suggest moving to a different SKU of H7?.

Grogu · 2022-06-14

@Chloe Meunier Also CC @Jocelyn RICARD @Fred I tried on dev kit able to program SFI on STM32H7B3I-DK it seems to work which has a Bootloader version 0x90. I am a bit confused now with The STM32H7A3xI/G, STM32H7B0xB and STM32H7B3xI device errat...

Grogu · 2022-06-10

Thanks Chloé For pointing me to compatibility page. What you suggest the direction forward, is there a workaround to program this files on device.

Grogu · 2022-02-02

Thanks @Jocelyn RICARD , @Fred :thumbs_up: For the more insights on potential trade off to consider.

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STM32 Trusted Package Creator v2.12.0 creates incorrect option bytes

Implement Key replacement package for Image signing Key ECCKEY1

SFI : Error: RSS internal system error or License is invalid!

STM32 Secure Engine adding additional API in se_crypto_bootloader.c.

ECDSA Signature verify for a composite file (FW + GUI + Calibration data)

Re: Implement Key replacement package for Image signing Key ECCKEY1

Re: SFI : Error: RSS internal system error or License is invalid!

Re: SFI : Error: RSS internal system error or License is invalid!

Re: SFI : Error: RSS internal system error or License is invalid!

Re: STM32 Secure Engine adding additional API in se_crypto_bootloader.c.