On 5/10/21 1:45 PM, Paul Menzel wrote: > Dear Piotr, > > > Am 10.05.21 um 10:51 schrieb Piotr Król: > >> On 5/8/21 9:24 AM, Paul Menzel wrote: > >>> Am 28.04.21 um 00:38 schrieb Piotr Król: >> >> (...) >> >>>> This is one part of the problem, other is specifications compatibility >>>> where ACPI is one that breaks things often. coreboot moves with ACPI >>>> compiler faster then most of BSD systems, what lead to problems with >>>> BSD-based firewalls. >>> >>> Please excuse my ignorance. I am still not fully understanding the >>> problem, so it’d be great if more concrete examples could be given. For >>> example, what ACPI change caused an OS problem? >> >> 1. ACPI CPU >> https://review.coreboot.org/c/coreboot/+/36258 >> here we tried to reduce problem >> https://review.coreboot.org/c/coreboot/+/36258 > > That is the same URL. I wasn’t able to find the ID or the commit hash in > any commit messages in the master branch, and there is no comment in > CB:36258 referencing the fixup.
Sorry, I meant this: https://review.coreboot.org/c/coreboot/+/39698 > >> Above patch introduce compliance with most recent version of ACPI spec >> breaking in the same way BSD (FreeBSD < 12.2 and < 13, most of >> downstream firewall distros which are based on older FreeBSD). >> >> 2. ACPI hostbridge >> https://review.coreboot.org/c/coreboot/+/36318 >> further reverted >> https://review.coreboot.org/c/coreboot/+/37710 >> we also tried to fix problem according to spec >> https://review.coreboot.org/c/coreboot/+/37835 >> but since PCS >> This caused PCI detection issues. >> >> Those are examples of problems we faced with ACPI. >> >>> I would have thought, that the “payload interface” and coreboot tables >>> are the main problems. >> >> Agree. > > > Kind regards, > > Paul -- Piotr Król Embedded Systems Consultant GPG: B2EE71E967AA9E4C https://3mdeb.com | @3mdeb_com
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