GRUB_CMDLINE_LINUX_DEFAULT="mem_sleep_default=deep"ĩ. Edit `/etc/default/grub` and add the following: GRUB needs to boot the kernel with a parameter setting the deep sleep state as default. Download the () and apply it against `dsdt.dsl`: `patch -verbose acpi_overrideĨ. Decompile the dump, which will generate a `.dsl` source based on the `.aml` ACPI machine language dump: `iasl -d dsdt.aml`ĥ. Get a dump of ACPI DSDT table: `cat /sys/firmware/acpi/tables/DSDT > dsdt.aml`Ĥ. Install iasl (Intel's compiler/decompiler for ACPI machine language) and cpio: `sudo yum install acpica-tools cpio`ģ. Set also Security - Secure Boot to Disabled.Ģ. Go to Config - Thunderbolt (TM) 3 - set Thunderbolt BIOS Assist Mode to Enabled. (found through ), and some of the steps slightly differ as well as mine is a UEFI based system.ġ. The patch I used is a little different though, taken from
This is a step-by-step guide on how make sleep mode work with a Lenovo Yoga X1 3rd generation running Fedora 28 (UEFI based system).Ĭredits: most of this guide comes from ``.
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