Which firmware in common laptops
Paul van der Vlis
paul at vandervlis.nl
Mon Mar 2 13:20:13 UTC 2015
Op 02-03-15 om 11:24 schreef Simon Josefsson:
> Paul van der Vlis <paul-kzJ6NpsJWJiWrUy98/Atqw at public.gmane.org> writes:
>
>> Hello,
>>
>> I try to make a list of devices in common laptops what has it's own
>> firmware:
>
> Nice list! Analysing each firmware further could be quite interesting.
Thanks. An important point is: "can the firmware be updated or not".
> Some laptops have NFC chips in them, which sometimes requires non-free
> firmware to work.
Correct, thanks.
> I've also heard that the power adapter and battery charger sometimes
> contains firmware, for charging the battery properly.
It's called the "power management controller", I think.
> And maybe memory card readers should be added too?
Good possible that they have firmware. Right.
> Smart-card readers probably contain firmware too.
I don't know them in laptops. But maybe some have.
> Not strictly part of the laptop, but many laptop docking ports also have
> non-free firmware in them that can be updated.
Correct, good possible.
Thanks for your help!
With regards,
Paul.
> /Simon
>
>>
>> bios
>> processor ("microcode"), loaded from bios, or from OS.
>> VGA option ROM, loaded from bios. Sometimes optional
>> EC (embedded controller), loaded from bios
>> ME (Intel Management Engine), loaded from bios
>> GPU (e.g. ATI/AMD)
>> wired network controller
>> wifi controller
>> bluetooth (sometimes combined with wifi-controller)
>> USB controller (AMD devices get USB3 firmware from bios)
>> SSD/harddisk
>> CD/DVD/Bluetooth reader/writer
>> keyboard controller
>> touchpad
>> wired modem
>> wireless modem, e.g. GSM
>> soundchip
>> firewire
>> webcam
>> fingerprint reader
>> pc-card/express card/PCMCI slot
>> wireless usb
>> sata controller
>>
>> What do I forget?
>>
>> With regards,
>> Paul van der Vlis.
>>
>>
--
Paul van der Vlis Linux systeembeheer, Groningen
http://www.vandervlis.nl/
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