On 02/12/2018 09:43 AM, Timur Tabi wrote:
> On 2/12/18 7:47 AM, Prarit Bhargava wrote:
>> ACPI SPCR is used by a vendor to define the serial console for a system.  If
>> SPCR exists a user can add kernel parameter "earlycon" (no extra kernel
>> parameters) and the console will work out-of-the-box.
> 
> "earlycon" is needed only for an *early* console.  You don't need any command
> line parameters for a normal console to work with SPCR.

That's true on ARM64.  I specifically did not enable the console by default on
x86.  There are users who do not want a console active during boot & runtime.

P.

> 

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