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From: Juan Cuzmar <juan.cuzmar.s@gmail.com>
Date: Sat, 4 Apr 2020 21:48:51 -0300
Message-ID: <CAMmEtnD32hGk8df0mXeZHoydYpMUPBZgN0KA0sEConxYStBhzA@mail.gmail.com>
Subject: Re: [9front] call for testing
To: 9front@9front.org
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X-Bullshit: grid element software realtime-java manager 

My tablet samsung booted fine.

On Sat, Apr 4, 2020 at 2:40 PM <cinap_lenrek@felloff.net> wrote:
>
> i'v just pushed the new memory map code for pc and pc64 kernels:
>
> http://code.9front.org/hg/plan9front/rev/7eba9c247d5d
>
> i'v tested the code on qemu, vmware, t495, x230, x200 and t23
> thinkpads and it works without issues for me.
>
> however, this is a tricky part of code and the new memory map
> code differs in reserving region types (now it uses strict
> priorities: Reserved > ACPI > RAM > UMB > UPA). it is possible
> that some machines just worked by accident before and now stop
> booting.
>
> so if you can, i'd like to encurage you to help test this by
> just booting the current pc or pc64 kernel and see if it can
> still boot.
>
> on the plus side, the new code should be more robust against
> broken uefi and bios memory maps. it works by delaying user
> memory allocation until the acpi tables have been discovered
> and mapped out. this means it can work around acpi tables
> overlapping usable memory which might have prevented us booting
> before (this is the case on the new lenovo t495 which motivated
> the change).
>
> so now would also be a good time to try these machines again.
>
> --
> cinap