Associate

Solved

Cortex M7 MPU to prevent speculative access

1 reply
1238 views

Why we Enable the Speculation default mode for MPU? Is there any reason to enable it?

STM32H7 series

This topic has been closed for replies.

mƎALLEmBest answer

ST Technical Moderator

Hello @Lisha_Sweetha and welcome to the community,

Please read these threads:

https://community.st.com/t5/stm32-mcus-embedded-software/information-about-mpu-settings-for-the-stm32h743/td-p/83830

https://community.st.com/t5/stm32-mcus-products/speculative-access-and-stm32h7-memory-protection-unit/td-p/119039

https://community.st.com/t5/stm32-mcus-products/speculative-access-and-stm32h7-memory-protection-unit/td-p/119039

https://community.st.com/t5/stm32-mcus-products/speculation-on-stm32f767/td-p/728366

From ARM: https://developer.arm.com/documentation/ddi0489/f/memory-system/speculative-accesses

Hope it helps.

To give better visibility on the answered topics, please click "Best answer" on the reply which solved your issue or answered your question.

mƎALLEmBest answer

ST Technical Moderator

Hello @Lisha_Sweetha and welcome to the community,

Please read these threads:

https://community.st.com/t5/stm32-mcus-embedded-software/information-about-mpu-settings-for-the-stm32h743/td-p/83830

https://community.st.com/t5/stm32-mcus-products/speculative-access-and-stm32h7-memory-protection-unit/td-p/119039

https://community.st.com/t5/stm32-mcus-products/speculative-access-and-stm32h7-memory-protection-unit/td-p/119039

https://community.st.com/t5/stm32-mcus-products/speculation-on-stm32f767/td-p/728366

From ARM: https://developer.arm.com/documentation/ddi0489/f/memory-system/speculative-accesses

Hope it helps.

To give better visibility on the answered topics, please click "Best answer" on the reply which solved your issue or answered your question.