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    Black screen issue

    Scheduled Pinned Locked Moved Unsolved Porting
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      • L Offline
        linhmieu2
        last edited by

        Hello , im porting ubuntu touch for device: gta7litewif but it get black screen

        i seen get some messages like in this device:
        pid.codes Test PID has been connected.
        wired connection has been connected.
        and 0afe has been connected.

        how to fix that?

        F 1 Reply Last reply Reply Quote 0
        • L linhmieu2 marked this topic as a question on
        • F Offline
          faveoled @linhmieu2
          last edited by

          @linhmieu2 check dmesg -w of host

          L 1 Reply Last reply Reply Quote 0
          • L Offline
            linhmieu2 @faveoled
            last edited by

            @faveoled here is my log :

            d
            [96202.382307] rndis_host 1-1:1.0 usb0: register 'rndis_host' at usb-0000:00:14.0-1, RNDIS device, 52:2c:26:d4:93:1a
            [96202.390641] rndis_host 1-1:1.0 enp0s20f0u1: renamed from usb0
            [96361.641382] usb 1-1: USB disconnect, device number 41
            [96361.641557] rndis_host 1-1:1.0 enp0s20f0u1: unregister 'rndis_host' usb-0000:00:14.0-1, RNDIS device
            [96363.343089] usb 1-1: new high-speed USB device number 42 using xhci_hcd
            [96363.466300] usb 1-1: New USB device found, idVendor=0e8d, idProduct=2000, bcdDevice= 1.00
            [96363.466308] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
            [96363.466311] usb 1-1: Product: MT65xx Preloader
            [96363.466313] usb 1-1: Manufacturer: MediaTek
            [96365.971531] usb 1-1: USB disconnect, device number 42
            [96370.102392] usb 1-1: new high-speed USB device number 43 using xhci_hcd
            [96370.226051] usb 1-1: New USB device found, idVendor=0e8d, idProduct=2000, bcdDevice= 1.00
            [96370.226060] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
            [96370.226062] usb 1-1: Product: MT65xx Preloader
            [96370.226064] usb 1-1: Manufacturer: MediaTek
            [96372.730504] usb 1-1: USB disconnect, device number 43
            [96394.175666] usb 1-1: new high-speed USB device number 44 using xhci_hcd
            [96394.303215] usb 1-1: New USB device found, idVendor=18d1, idProduct=d001, bcdDevice= 4.19
            [96394.303219] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
            [96394.303220] usb 1-1: Product: Samsung Galaxy Tab A7 Lite
            [96394.303220] usb 1-1: Manufacturer: Samsung
            [96394.303221] usb 1-1: SerialNumber: R9JRC0036LE
            [96434.103730] loop: module loaded
            [96434.121296] loop0: detected capacity change from 0 to 6144000
            [96434.125324] EXT4-fs (loop0): mounted filesystem 00017acc-df4f-433e-ae41-da447717a3f6 r/w with ordered data mode. Quota mode: none.
            [96444.601967] EXT4-fs (loop0): unmounting filesystem 00017acc-df4f-433e-ae41-da447717a3f6.
            [96538.066010] usb 1-1: USB disconnect, device number 44
            [96542.437266] usb 1-1: new high-speed USB device number 45 using xhci_hcd
            [96542.567947] usb 1-1: New USB device found, idVendor=18d1, idProduct=4ee0, bcdDevice= 4.19
            [96542.567951] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
            [96542.567952] usb 1-1: Product: Samsung Galaxy Tab A7 Lite
            [96542.567953] usb 1-1: Manufacturer: Samsung
            [96542.567953] usb 1-1: SerialNumber: R9JRC0036LE
            [96937.542485] usb 1-1: USB disconnect, device number 45
            [96942.456853] usb 1-1: new high-speed USB device number 46 using xhci_hcd
            [96942.580884] usb 1-1: New USB device found, idVendor=0e8d, idProduct=2000, bcdDevice= 1.00
            [96942.580889] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
            [96942.580890] usb 1-1: Product: MT65xx Preloader
            [96942.580891] usb 1-1: Manufacturer: MediaTek
            [96945.085077] usb 1-1: USB disconnect, device number 46
            [96963.146734] usb 1-1: new high-speed USB device number 47 using xhci_hcd
            [96963.270254] usb 1-1: New USB device found, idVendor=0000, idProduct=0afe, bcdDevice= 4.19
            [96963.270259] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
            [96963.270261] usb 1-1: Product: TB-X306F
            [96963.270262] usb 1-1: Manufacturer: Lenovo
            [96963.270263] usb 1-1: SerialNumber: R9JRC0036LE
            [96963.387160] usb-storage 1-1:1.0: USB Mass Storage device detected
            [96963.387390] scsi host2: usb-storage 1-1:1.0
            [96963.387479] usbcore: registered new interface driver usb-storage
            [96963.391886] usbcore: registered new interface driver uas
            [96964.405094] scsi 2:0:0:0: CD-ROM SAMSUNG File-Stor Gadget 0001 PQ: 0 ANSI: 2
            [96964.405548] scsi 2:0:0:0: Attached scsi generic sg0 type 5
            [96964.417871] sr 2:0:0:0: Power-on or device reset occurred
            [96964.418763] sr 2:0:0:0: [sr0] scsi3-mmc drive: 0x/0x cd/rw tray
            [96964.418765] cdrom: Uniform CD-ROM driver Revision: 3.20
            [96964.430886] sr 2:0:0:0: Attached scsi CD-ROM sr0
            [96987.545312] usb 1-1: USB disconnect, device number 47
            [96987.820693] usb 1-1: new high-speed USB device number 48 using xhci_hcd
            [96987.944429] usb 1-1: New USB device found, idVendor=17ef, idProduct=0afe, bcdDevice= 4.19
            [96987.944433] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
            [96987.944434] usb 1-1: Product: TB-X306F
            [96987.944434] usb 1-1: Manufacturer: Lenovo
            [96987.944435] usb 1-1: SerialNumber: R9JRC0036LE
            [96988.046729] usb-storage 1-1:1.0: USB Mass Storage device detected
            [96988.046822] scsi host2: usb-storage 1-1:1.0
            [96989.109001] scsi 2:0:0:0: CD-ROM SAMSUNG File-Stor Gadget 0001 PQ: 0 ANSI: 2
            [96989.110044] sr 2:0:0:0: Power-on or device reset occurred
            [96989.110569] sr 2:0:0:0: [sr0] scsi3-mmc drive: 0x/0x cd/rw tray
            [96989.120742] sr 2:0:0:0: Attached scsi CD-ROM sr0
            [96989.120816] sr 2:0:0:0: Attached scsi generic sg0 type 5

            F 1 Reply Last reply Reply Quote 0
            • F Offline
              faveoled @linhmieu2
              last edited by

              @linhmieu2 said in Black screen issue:

              [96202.382307] rndis_host 1-1:1.0 usb0: register 'rndis_host' at usb-0000:00:14.0-1, RNDIS device, 52:2c:26:d4:93:1a
              [96202.390641] rndis_host 1-1:1.0 enp0s20f0u1: renamed from usb0
              [96361.641382] usb 1-1: USB disconnect, device number 41
              [96361.641557] rndis_host 1-1:1.0 enp0s20f0u1: unregister 'rndis_host' usb-0000:00:14.0-1, RNDIS device

              These are interesting. Is is disconnecting by itself or you do it?

              L 1 Reply Last reply Reply Quote 1
              • L Offline
                linhmieu2 @faveoled
                last edited by

                @faveoled it disconnecting by me (because the charging cable is about to broken)

                1 Reply Last reply Reply Quote 0

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