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Re: How to create a Hurd translator?

From: Samuel Thibault
Subject: Re: How to create a Hurd translator?
Date: Mon, 20 Apr 2020 10:25:42 +0200
User-agent: NeoMutt/20170609 (1.8.3)

Damien Zammit, le lun. 20 avril 2020 12:56:55 +1000, a ecrit:
> On 20/4/20 5:39 am, Almudena Garcia wrote:
> > Yes, I know. But, if I want to start the cpu explorating using ACPI 
> > translator, I think that the best way is to create other translator, 
> > instead call to this directly from gnumach.
> > Another problem can be share the reference to lapic with gnumach, once this 
> > have been found in ACPI tables, but this will be a next question.
> Almudena, I think you are a little confused between userspace and gnumach.
> Translators run in userspace.
> I believe the kernel is standalone and if you need access to ACPI in there,
> you need to include ACPI code in gnumach directly.

Userland can call the kernel to pass it some information.

> I have a feeling we are going to need all of acpica incorporated into gnumach 
> eventually,
> because you need a full ACPI parser for learning the PCI interrupts and 
> proper shutdown mechanism. 

Can't the parsing be done in userland (like we do for shutdown), and
just hand over the information to the kernel?


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