Windows 10 SLIC and MSDM into Proxmox KVM

extract.sh

#!/bin/bash

# On the 'donor' machine, boot a live linux ISO (Ubuntu or whatever)
# and connect it to the internet. Then run these commands, which will
# dump the contents to sprunge.us so you can retrieve them easily. Or
# copy them manually, whatever. 

mkdir -p /tmp/MSDM
cd /tmp/MSDM
for f in SLIC MSDM; do
  [ -e /sys/firmware/acpi/tables/$f ] && cat /sys/firmware/acpi/tables/$f > $f.bin
done
dmidecode -t 0 -u | awk '/^\t\t[0-9A-F][0-9A-F]( |$)/' | xxd -r -p > smbios_type_0.bin
dmidecode -t 1 -u | awk '/^\t\t[0-9A-F][0-9A-F]( |$)/' | xxd -r -p > smbios_type_1.bin

tar zcf - . | base64 | curl -F 'sprunge=<-' http://sprunge.us

import.sh

# Pick a directory to store the files. Random one here is /rpool/data/MSDM
# but it just needs to be something the VM can access.

MDIR=/rpool/data/MSDM

mkdir -p $MDIR
cd $MDIR

# You were given a URL above. Use that.
curl https:://WHATEVER.THE.URL.WAS | base64 -d | tar zxvf -

# Now you will have those four files. Edit the VM config file - lets
# assume it's VM ID 200

QFILE=/etc/pve/qemu-server/200.conf

# This adds the correct params to qemu so it uses the extracted files from the donor machine
echo "args: -acpitable file=$MDIR/SLIC -acpitable file=$MDIR/MSDM -smbios file=$MDIR/smbios_type_0.bin -smbios file=$MDIR/smbios_type_1.bin' >> $QFILE

# This makes sure there's no other smbios params left hanging around.
sed -i '/^smbios/d' $QFILE