michaielroberts Posted January 30, 2017 Share Posted January 30, 2017 I have Sierra 10.12.3 up and running on my mobo/cpu combo, but I only have 3 USB ports functioning. I ran ioreg and found the only USB ports working.... HS01 (back panel lowest USB port under the ethernet port closest to the PCI slotsHS13 Front USB 1_2 mobo header that is my front USB portHS14 Front USB 1_2 mobo header that is my front USB portI have tried the following boot argument...uia_exclude=HS02;HS04;HS05;HS06;HS11;SSP01:SSP02:SSP03:SSP04 I have included some screen shot...hopefully someone can tell me what I am doing wrong... thanks EFI Master.zip Link to comment https://www.insanelymac.com/forum/topic/320721-gigabyte-x99-designare-ex-i7-6950x-usb-nightmare/ Share on other sites More sharing options...
r2tincan Posted February 12, 2017 Share Posted February 12, 2017 following Link to comment https://www.insanelymac.com/forum/topic/320721-gigabyte-x99-designare-ex-i7-6950x-usb-nightmare/#findComment-2366781 Share on other sites More sharing options...
michaielroberts Posted February 12, 2017 Author Share Posted February 12, 2017 I don't know why, but suddenly I have all USB ports functioning...I really don't know what I have done... Link to comment https://www.insanelymac.com/forum/topic/320721-gigabyte-x99-designare-ex-i7-6950x-usb-nightmare/#findComment-2366976 Share on other sites More sharing options...
mfc88 Posted February 12, 2017 Share Posted February 12, 2017 I don't know why, but suddenly I have all USB ports functioning...I really don't know what I have done... Use Rehabman's USBInjectAll.kext + XHCI-x99-injector.kext + custom SSDT-UIAC.aml Follow my simple guide here or Rehabman's guide here If you don't have MaciASL set up, follow my guide up to step 6 1 Link to comment https://www.insanelymac.com/forum/topic/320721-gigabyte-x99-designare-ex-i7-6950x-usb-nightmare/#findComment-2367216 Share on other sites More sharing options...
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