[coreboot - Feature #435] Add the new memtest86+ v6.0 as secondary coreboot payload

[akjuxr3 akjuxr3]

Issue #435 has been updated by akjuxr3 akjuxr3.

Martin Roth wrote in #note-2:
> I'll look at finishing this up in the next week or so.

Version 6.1 got released few days ago: https://github.com/memtest86plus/memtest86plus/releases

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Feature #435: Add the new memtest86+ v6.0 as secondary coreboot payload
https://ticket.coreboot.org/issues/435#change-1409

* Author: akjuxr3 akjuxr3
* Status: New
* Priority: Normal
* Target version: none
* Start date: 2022-10-25
* Related links: https://github.com/memtest86plus/memtest86plus
https://www.memtest.org/
https://www.phoronix.com/news/memtest86-6.0-Released
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Memtest86+ have been rewritten. The release of the final version 6.0 was on 23.10.2022 .

Here the changelog:
    Rewrite code for UEFI 32 & 64 bits
    Add support for x64 Long Mode Paging
    Add support for up to 256 cores
    Add detection for DDR4 & DDR5
    Add support for XMP 3.0
    Add detection for AMD Zen 1/2/3/4
    Add detection for Intel up to 13th Gen
    Add better support for AMD pre-ZEN CPUs
    Add support for older nVidia and AMD chipsets
    Add support for SDRAM
    Many enhancements
    Numerous bug fixes & optimization

Since it work now with uefi, it would be great if it could be used with tianocore payload.