About sirpietruch

sirpietruch · 2024-02-01

Dear Community,I've got STM32H730 with ext Flash on OCTOSPI2 and ext RAM (s70kl1283) on OCTOSPI1.I call SCB_EnableICache(); and SCB_EnableDCache(); early in main, then I configure the MPU.I've got no problems executing code from ext Flash/OCTOSPI2 ...

sirpietruch · 2024-02-05

Hi!Unfortunately I don't have any data to share, it's just when I apply the correct ordering of initialization but still have the wrap set to 32B I can spin in some text function located in external RAM for a while and then the debugger connection ge...

sirpietruch · 2024-02-05

Hi!Thank you for your tip! The order was indeed important. There was still a problem, however and my hunch was also correct.Apart from correct initialization order, to make the code execute from cached ext ram I also needed to disable wrap on octospi...

sirpietruch · 2024-02-01

Thank you very much!I will try this approach next time I have the chance to (which is next Monday) and will report back.If there's any more tips on what could I check as well, please write.

sirpietruch · 2024-02-01

Thank you for response, I used the By Address on entire OCTOSPI1 address space but that didn't change the behavior.And I'm afraid I don't have any fault output because there's no fault. Under debugger, it kind of looks to me as if the CPU was stuck w...

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STM32H730: Enabling caching on OCTOSPI RAM crashes the program

Re: STM32H730: Enabling caching on OCTOSPI RAM crashes the program

Re: STM32H730: Enabling caching on OCTOSPI RAM crashes the program

Re: STM32H730: Enabling caching on OCTOSPI RAM crashes the program

Re: STM32H730: Enabling caching on OCTOSPI RAM crashes the program