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目前顯示的是 四月, 2011的文章

Turning off discrete graphics for Acer Aspire 4750G

OPTIMUS on Linux has always been a pain in the ass for Linux users. It drains your battery power but you can't use it! Here is a way to turn it off on Linux, enjoy.

Install acpi_call
From github git clone https://github.com/mkottman/acpi_call.git
cd acpi_call
make
sudo cp acpi_call.ko /lib/modules/`uname -r`/kernel/drivers/acpi From AUR If you are using Arch Linux, it's available at here