[coreboot] How coreboot passes e820-style system memory map to the OS?

Darmawan Salihun darmawan.salihun at gmail.com
Thu Mar 25 19:18:55 CET 2010


Thanks, all clear now :)

On 3/26/10, Stefan Reinauer <stepan at coresystems.de> wrote:
> On 3/25/10 5:39 PM, Darmawan Salihun wrote:
>> Hi,
>>
>> I wonder how coreboot passes the "e820-style" system memory map to the OS.
>>
> With SeaBIOS, the OS or bootloader just calls an e820 int call.
>
> With FILO or Grub2 the linux kernel takes a parameter structure that is
> filled with the memory map, kernel command line and other information.
>
> Stefan
>
>
>
>


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