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SubjectRe: [PATCH v1 4/6] x86/boot: Assume MMIO if serial base address supplied via earlyprintk

* Andy Shevchenko <andriy.shevchenko@linux.intel.com> wrote:

> If user supplied serial base address via kernel command line and value
> is higher than IO space limit (64k boundary), assume for now that MMIO
> byte access is required.
>
> Later we might expand or modify this if needed.

Is this a standard pattern for serial code configuration values?

Thanks,

Ingo

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