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| author | Laszlo Ersek <lersek@redhat.com> | 2020-02-26 23:11:51 +0100 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2020-03-04 12:22:07 +0000 |
| commit | 63c89da242f3a49e0dbdfac0d2a29ae0daa73970 (patch) | |
| tree | 24783319cf8c70a91bdece78dfb6b9df28363d2a /Readme.md | |
| parent | 17cb8ddba39b58e008a58aa6d502856d61f82dc9 (diff) | |
| download | edk2-63c89da242f3a49e0dbdfac0d2a29ae0daa73970.zip edk2-63c89da242f3a49e0dbdfac0d2a29ae0daa73970.tar.gz edk2-63c89da242f3a49e0dbdfac0d2a29ae0daa73970.tar.bz2 | |
OvmfPkg/CpuHotplugSmm: introduce Post-SMM Pen for hot-added CPUs
Once a hot-added CPU finishes the SMBASE relocation, we need to pen it in
a HLT loop. Add the NASM implementation (with just a handful of
instructions, but much documentation), and some C language helper
functions.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1512
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20200226221156.29589-12-lersek@redhat.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Tested-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
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