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Re: Does GRUB2 support i2c/smbus communication?
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From: |
Andrei Borzenkov |
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Subject: |
Re: Does GRUB2 support i2c/smbus communication? |
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Date: |
Tue, 19 Jul 2022 17:02:34 +0300 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 |
On 19.07.2022 13:59, Santhosh Nambiar wrote:
> Hi Community,
> I would like to know whether GRUB2 supports i2c/smbus communication or not.
> I have a requirement in which an i2c device has to be accessed from GRUB in
> an X86 based platform.
> Appreciate any help you can provide.
> Thank you.
There is no generic support. There is some code to access SMBus in
CS5536 driver, but I guess that's all.