https://support.apple.com/downloads/
https://support.apple.com/zh-cn/HT201518
https://gist.github.com/dreamcat4/7172737#file-macmini-1-1-to-2-1-efi-firmware-update
https://gist.github.com/disco0/836903e61bccac66b4c98f1a0592f367
https://support.apple.com/downloads/
https://support.apple.com/zh-cn/HT201518
https://gist.github.com/dreamcat4/7172737#file-macmini-1-1-to-2-1-efi-firmware-update
https://gist.github.com/disco0/836903e61bccac66b4c98f1a0592f367