System wide cache flush

Hello, I'm working with i.MX8DX (Dual Core CortexA35 + CortexM4) with the following simplified caching system: My need is to flush a cached memory area to RAM in order to be viewed by the M4 core...
System wide cache flush

Hello, I'm working with i.MX8DX (Dual Core CortexA35 + CortexM4) with the following simplified caching system: My need is to flush a cached memory area to RAM in order to be viewed by the M4 core...
Sd driver hang at enable wide bus check

I make file browser with st32f746 discovery When some string functions (like strchr strcat) on file path or on some touch pointer Sddriver stuck at driver initialize and after check I found it stuck...
Sd driver hang at enable wide bus check

I make file browser with st32f746 discovery When some string functions (like strchr strcat) on file path or on some touch pointer Sddriver stuck at driver initialize and after check I found it stuck...
AMBA APB Why can't we have 64 bits wide?

Hi, I am using AMBA APB for my project. I need the width of data bus to be 64 bits , can I increase from 32 bits to 64 bits? Why there is a constraint on data bus to be of size 32?