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A comment on So you want to build an embedded Linux system? (2020). Parent comment
All of them. They have to. Sometimes the trick is using cache as RAM. Some Intel CPUs do early memory init this way, for example.
You need some memory somewhere to run the complex DRAM init procedure.
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All of them. They have to. Sometimes the trick is using cache as RAM. Some Intel CPUs do early memory init this way, for example.
You need some memory somewhere to run the complex DRAM init procedure.