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Update linux-firmware from 20230625_p39_g59fbffa9-0 to 20230804_p7_g789aa815-0 #2946

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@pmenzel pmenzel commented Aug 10, 2023

This contains the microcode updates for the AMD CPUs Genoa (Family=0x19 Model=0x11) and Bergamo (Family=0x19 Model=0xa0). (I think, we do not have any systems using these CPUs.)

…804_p7_g789aa815-0

Contains the commit below:

https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/commit/?id=f2eb058afc57348cde66852272d6bf11da1eef8f

    diff --git a/amd-ucode/README b/amd-ucode/README
    index 1d39da3b..fac11524 100644
    --- a/amd-ucode/README
    +++ b/amd-ucode/README
    @@ -37,6 +37,19 @@ Microcode patches in microcode_amd_fam17h.bin:
       Family=0x17 Model=0x01 Stepping=0x02: Patch=0x0800126e Length=3200 bytes

     Microcode patches in microcode_amd_fam19h.bin:
    +  Family=0x19 Model=0x11 Stepping=0x01: Patch=0x0a10113e Length=5568 bytes
    +  Family=0x19 Model=0x11 Stepping=0x02: Patch=0x0a10123e Length=5568 bytes
    +  Family=0x19 Model=0xa0 Stepping=0x02: Patch=0x0aa00212 Length=5568 bytes
       Family=0x19 Model=0x01 Stepping=0x01: Patch=0x0a0011d1 Length=5568 bytes
       Family=0x19 Model=0x01 Stepping=0x00: Patch=0x0a001079 Length=5568 bytes
       Family=0x19 Model=0x01 Stepping=0x02: Patch=0x0a001234 Length=5568 bytes
    +  Family=0x19 Model=0xa0 Stepping=0x01: Patch=0x0aa00116 Length=5568 bytes
    +
    +NOTE: For Genoa (Family=0x19 Model=0x11) and Bergamo (Family=0x19 Model=0xa0),
    +either AGESA version >= 1.0.0.8 OR a kernel with the following commit is
    +required:
    +a32b0f0db3f3 ("x86/microcode/AMD: Load late on both threads too")
    +
    +When late loading the patches for Genoa or Bergamo, there may be one spurious
    +NMI observed per physical core. These NMIs are benign and don't cause any
    +functional issue but will result in kernel messages being logged.

Background: https://www.phoronix.com/news/AMD-Microcode-Inception
@pmenzel pmenzel merged commit 20a2b1f into master Aug 10, 2023
@pmenzel pmenzel deleted the update-linux-firmware-to-include-latest-amd-fam19h-ucode-updates branch August 23, 2023 10:40
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