Re: Comments about SMP

[Almudena Garcia]

Nowadays, nobody uses MP Table, which is deprecated since 1997. Instead, modern 
OS use ACPI tables. 

The OSKIT SMP functions feels good: may I could use this as base. 

El Lunes 4 de febrero de 2019, Damien Zammit escribió:
> Hi,
> 
> On 04/02/19 06:27, Almudena Garcia wrote:
> >     Possibly. I don't know if it's still relevant with nowadays' hardware,
> >     though: is APIC still at that address?
> 
> See [1] for coreboot's definition of the x86 multiprocessing table MP
> table structures.  See [2] for coreboot's implementation of the
> functions that start secondary processors. Note that the BIOS usually
> will start the other processors, it might be as simple as detecting how
> many you have from the APIC table and just use them, I'm not sure, if
> not, you might need [2].
> 
> [1]
> https://review.coreboot.org/cgit/coreboot.git/tree/src/arch/x86/include/arch/smp/mpspec.h
> 
> [2] https://review.coreboot.org/cgit/coreboot.git/tree/src/cpu/x86/lapic
> 
> Cheers,
> Damien
>

-- 
Enviado desde mi Sailfish OS