My MSI motherboard has two blue 3.0 ports but none of them seem to work with CentOS.
some info:
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Device: ID 1058:10b8 Western Digital Technologies, Inc. Elements Portable (WDBU6Y, WDBUZG)
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.10
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x1058 Western Digital Technologies, Inc.
idProduct 0x10b8 Elements Portable (WDBU6Y, WDBUZG)
bcdDevice 10.12
iManufacturer 1 Western Digital
iProduct 2 Elements 10B8
iSerial 5 575832314539343041523139
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 32
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
(Bus Powered)
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 8 Mass Storage
bInterfaceSubClass 6 SCSI
bInterfaceProtocol 80 Bulk-Only
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Binary Object Store Descriptor:
bLength 5
bDescriptorType 15
wTotalLength 22
bNumDeviceCaps 2
USB 2.0 Extension Device Capability:
bLength 7
bDescriptorType 16
bDevCapabilityType 2
bmAttributes 0x00000f0e
Link Power Management (LPM) Supported
SuperSpeed USB Device Capability:
bLength 10
bDescriptorType 16
bDevCapabilityType 3
bmAttributes 0x00
wSpeedsSupported 0x000e
Device can operate at Full Speed (12Mbps)
Device can operate at High Speed (480Mbps)
Device can operate at SuperSpeed (5Gbps)
bFunctionalitySupport 1
Lowest fully-functional device speed is Full Speed (12Mbps)
bU1DevExitLat 10 micro seconds
bU2DevExitLat 32 micro seconds
Device Status: 0x0000
(Bus Powered)
more info:
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[root@ server1-centos ~]$ cat /var/log/dmesg | grep -i "xhc"
[ 1.263766] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 1.263838] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 8
[ 1.263975] xhci_hcd 0000:03:00.0: hcc params 0x014042cb hci version 0x96 quirks 0x00000004
[ 1.264006] xhci_hcd 0000:03:00.0: irq 27 for MSI/MSI-X
[ 1.264014] xhci_hcd 0000:03:00.0: irq 28 for MSI/MSI-X
[ 1.264023] xhci_hcd 0000:03:00.0: irq 29 for MSI/MSI-X
[ 1.264031] xhci_hcd 0000:03:00.0: irq 30 for MSI/MSI-X
[ 1.264040] xhci_hcd 0000:03:00.0: irq 31 for MSI/MSI-X
[ 1.264134] usb usb8: Product: xHCI Host Controller
[ 1.264135] usb usb8: Manufacturer: Linux 3.10.0-693.2.2.el7.x86_64 xhci-hcd
[ 1.264339] xhci_hcd 0000:03:00.0: xHCI Host Controller
[ 1.264440] xhci_hcd 0000:03:00.0: new USB bus registered, assigned bus number 9
[ 1.267347] usb usb9: Product: xHCI Host Controller
[ 1.267348] usb usb9: Manufacturer: Linux 3.10.0-693.2.2.el7.x86_64 xhci-hcd
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[root@ server1-centos ~]$ lsusb
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 005: ID 1058:10b8 Western Digital Technologies, Inc. Elements Portable (WDBU6Y, WDBUZG)
Bus 004 Device 003: ID 04d9:0171 Holtek Semiconductor, Inc.
Bus 004 Device 004: ID 046d:c077 Logitech, Inc. M105 Optical Mouse
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Thank you very much!!!