使用 clover 的话可以在 kernel an…xt Patches
中添加 IOAHCIBlockStorage
替换项,替换 4150504C452053534400
为 00000000000000000000
经测试适用于 10.10.3 与 10.9.5。
使用 clover 的话可以在 kernel an…xt Patches
中添加 IOAHCIBlockStorage
替换项,替换 4150504C452053534400
为 00000000000000000000
经测试适用于 10.10.3 与 10.9.5。
# | |
# Original version by Grant Parnell is offline (http://digitaldj.net/2011/07/21/trim-enabler-for-lion/) | |
# Update July 2014: no longer offline, see https://digitaldj.net/blog/2011/11/17/trim-enabler-for-os-x-lion-mountain-lion-mavericks/ | |
# | |
# Looks for "Apple" string in HD kext, changes it to a wildcard match for anything | |
# | |
# Alternative to http://www.groths.org/trim-enabler-3-0-released/ | |
# Method behind this madness described: http://forums.macrumors.com/showthread.php?t=1409151&page=4 | |
# See discussion in comments here: https://www.macupdate.com/app/mac/39654/lion-tweaks | |
# And here: http://forums.macrumors.com/showthread.php?t=1410459 | |
# And here: http://forums.macrumors.com/showthread.php?t=1480302 | |
# | |
# Yosemite: for recovering from stop sign on boot screen, please see http://www.cindori.org/update-on-trim-in-yosemite/ | |
# backup patched file | |
sudo cp /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage.original | |
# For Yosemite you have to disable driver signature check | |
sudo nvram boot-args="kext-dev-mode=1" | |
# !for Yosemite only! please reboot after settings the boot-args! | |
sudo shutdown -r now | |
# for Yosemite, Mavericks 10.9.5 and 10.9.4 (thanks Tobi) | |
sudo perl -pi -e 's|(^\x00{1,20})[^\x00]{9}(\x00{1,20}\x54)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage | |
# !for Yosemite only! rebuild kext cache manually (could take a while) | |
sudo kextcache -m /System/Library/Caches/com.apple.kext.caches/Startup/Extensions.mkext /System/Library/Extensions | |
# for Mavericks and Mountain Lion from 10.8.3 to 10.9.3 | |
#sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00{1,20})[^\x00]{9}(\x00{1,20}\x54)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage | |
# for Mountain Lion from 10.8.1 to 10.8.2 and Lion 10.7.5 | |
#sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00{1,20})[^\x00]{9}(\x00{1,20}\x4D)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage | |
# for Mountain Lion 10.8.0 and Lion 10.7.4 BELOW | |
#sudo perl -pi -e 's|(\x52\x6F\x74\x61\x74\x69\x6F\x6E\x61\x6C\x00{1,20})[^\x00]{9}(\x00{1,20}\x51)|$1\x00\x00\x00\x00\x00\x00\x00\x00\x00$2|sg' /System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage | |
sudo touch /System/Library/Extensions/ | |
# now reboot! | |
sudo shutdown -r now |