If I remember correctly, the script was recently changed
If I remember correctly, the script was recently changed
sudo modprobe acpi_call first

xe@aoi:~$ echo '\_SB.PCI0.SBRG.EC0.CSEE 0xb8' | sudo tee /proc/acpi/call; sudo cat /proc/acpi/call
[sudo] password for xe:
tee: /proc/acpi/call: No such file or directory
\_SB.PCI0.SBRG.EC0.CSEE 0xb8
cat: /proc/acpi/call: No such file or directorysudo modprobe acpi_call