
I needed to add sdhci_acpi and mmc_block to my initrd modules in order to boot my Chromebook. Looking under /sys/class/mmc_host/*/device/driver/module will give us the sdhci_acpi dependency.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.