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Re: Loading DSDT table using 'acpi' or some memory write command?


From: Andrei Borzenkov
Subject: Re: Loading DSDT table using 'acpi' or some memory write command?
Date: Thu, 30 Mar 2017 07:03:12 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0

29.03.2017 20:45, Nando Eva пишет:
>> How exactly do you find RSDP? On EFI RSDP should be retrieved from EFI
>> Configuration Table, which grub tries to update. Please give as much
>> details as possible.
> 
> Good point. I can get the RSDP from tools like 'ru.efi' or even with 'r-w 
> everything'.
> However, 'lsacpi' won't tell me the new RSDP address after doing a 'acpi 
> dsdt.aml'.
> 
> Is there anyway of finding it out using the grub shell, or chainloading EFI 
> shell (or chainload grubx64.efi from EFI shell and exiting in case grub's 
> chainloading is restoring the ACPI tables)?
> 

Add printing of RSDP address to lsacpi.



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