Intel IGD uses some memory as communication channels between OS and
VBIOS. We have seen some BIOS'es expect OSes to initialize some
variables in that area, if OS failed to do that, some weird things might
happen. So, we need the ACPI tables to check if this issue is caused by
misunderstanding
Can you attach acpidump output ?
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[G41][West Lake] Ubuntu 8.10, 9.04: System unable to detect display mode after
S3 cycle and logout
https://bugs.launchpad.net/bugs/365893
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