Hi Christian, it seems like you have broken usb controller hardware, search the em28xx mailinglist for crash and em28xx, someone also had the same problem earlier already I think! I can try to help you further - have a closer look at it when I'm back from Sweden.. Markus On Dec 8, 2007 12:34 PM, Christian Hoffmann <email@xxxxxxxxxxxxxxxxxxxxxx> wrote: > Hi all, > > I was able to get a vmcore after the crash with kexec. > > Here is the bt and lastlog. > Anything else I could provide? > > Chris > > > PID: 0 TASK: ffffffff804b7870 CPU: 0 COMMAND: "swapper" > #0 [ffffffff80624b10] machine_kexec at ffffffff8021c00d > #1 [ffffffff80624bc0] crash_kexec at ffffffff80255dbe > #2 [ffffffff80624c80] do_page_fault at ffffffff803fde21 > #3 [ffffffff80624d90] error_exit at ffffffff803fc0fd > [exception RIP: end_unlink_async+34] > RIP: ffffffff8811d20a RSP: ffffffff80624e48 RFLAGS: 00010202 > RAX: 0000000000010029 RBX: ffff81007e098178 RCX: 0000000000000000 > RDX: 0000000000008028 RSI: ffffffff8811fe7e RDI: 0000000000000080 > RBP: 0000000000000000 R8: 0000000000000000 R9: ffffffff8047dc64 > R10: ffff8100022ffc48 R11: 0000000000000246 R12: 0000000000000000 > R13: ffff81007e098178 R14: ffff81007e098000 R15: 0000000000000000 > ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 > #4 [ffffffff80624e60] ehci_work at ffffffff8811d78b > #5 [ffffffff80624ed0] ehci_irq at ffffffff88120d0f > #6 [ffffffff80624f20] usb_hcd_irq at ffffffff880ded82 > #7 [ffffffff80624f30] handle_IRQ_event at ffffffff802603e8 > #8 [ffffffff80624f60] handle_fasteoi_irq at ffffffff802618b6 > #9 [ffffffff80624f90] do_IRQ at ffffffff8020c136 > --- <IRQ stack> --- > #10 [ffffffff805c7e88] ret_from_intr at ffffffff8020a141 > [exception RIP: acpi_safe_halt+40] > RIP: ffffffff88003dc6 RSP: ffffffff805c7f30 RFLAGS: 00000246 > RAX: 0000000000000000 RBX: ffff81007e6760a8 RCX: ffffffff8047dde4 > RDX: 0000000000000007 RSI: 00000000000001c6 RDI: 0000000004000000 > RBP: 0000000000000000 R8: 0000000000000002 R9: ffffffff8047dc64 > R10: ffff8100022ffc48 R11: 0000000000000246 R12: ffffffff805c7f14 > R13: 0000000000001001 R14: ffffffff80332334 R15: 0000000000000000 > ORIG_RAX: ffffffffffffff86 CS: 0010 SS: 0018 > #11 [ffffffff805c7f30] acpi_processor_idle at ffffffff88003ff9 > #12 [ffffffff805c7f70] cpu_idle at ffffffff80208daf > crash> > > ... > DIGITAL TV REQUEST > DIGITAL TV REQUEST > DIGITAL TV REQUEST > DIGITAL TV REQUEST > Unable to handle kernel NULL pointer dereference at 0000000000000088 RIP: > [<ffffffff8811d20a>] :ehci_hcd:end_unlink_async+0x22/0xed > PGD 46866067 PUD 46867067 PMD 0 > Oops: 0002 [1] SMP > last sysfs file: /devices/pci0000:00/0000:00:14.4/0000:06:02.0/rf_kill > CPU 0 > Modules linked in: qt1010 mt2060 mt352 zl10353 em2880_dvb dvb_core > em28xx_audio xc3028_tuner tvp5150 tuner em28xx compat_ioctl32 ir_common > videodev v4l2_common v4l1_compat tveeprom appletalk ax25 ipx p8023 eeprom > ircomm_tty ircomm iptable_filter ip_tables ip6_tables x_tables snd_pcm_oss > snd_mixer_oss snd_seq snd_seq_device af_packet cpufreq_conservative > cpufreq_userspace cpufreq_powersave powernow_k8 fuse apparmor loop dm_mod > pcmcia ipw2200 ide_cd tifm_7xx1 tifm_core ieee80211 ieee80211_crypt > firmware_class ohci1394 container dock battery ac yenta_socket rtc_cmos > ieee1394 cdrom snd_atiixp rsrc_nonstatic rtc_core i2c_piix4 snd_atiixp_modem > rtc_lib snd_ac97_codec ac97_bus button pcmcia_core snd_pcm snd_timer tg3 snd > parport_pc fglrx(P) parport soundcore k8temp hwmon serio_raw joydev > snd_page_alloc irda crc_ccitt ehci_hcd ide_disk ohci_hcd usbcore radeonfb > fb_ddc i2c_algo_bit i2c_core edd ext3 mbcache jbd fan atiixp ide_core thermal > processor > Pid: 0, comm: swapper Tainted: P N 2.6.22.13-0.3-default #1 > RIP: 0010:[<ffffffff8811d20a>] > [<ffffffff8811d20a>] :ehci_hcd:end_unlink_async+0x22/0xed > RSP: 0018:ffffffff80624e48 EFLAGS: 00010202 > RAX: 0000000000010029 RBX: ffff81007e098178 RCX: 0000000000000000 > RDX: 0000000000008028 RSI: ffffffff8811fe7e RDI: 0000000000000080 > RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8047dc64 > R10: ffff8100022ffc48 R11: 0000000000000246 R12: 0000000000000000 > R13: ffff81007e098178 R14: ffff81007e098000 R15: 0000000000000000 > FS: 0000000040800950(0000) GS:ffffffff80500000(0000) knlGS:00000000f7e6e6c0 > CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b > CR2: 0000000000000088 CR3: 0000000046865000 CR4: 00000000000006e0 > Process swapper (pid: 0, threadinfo ffffffff805c6000, task ffffffff804b7870) > Stack: ffff81007e098000 ffff81007e098178 0000000000000000 ffffffff8811d78b > ffff81007e143120 ffff81007e7bc240 0000024100000800 0000000000000120 > 0000000000000240 0000000180617800 0000024100000001 ffff81007e098000 > Call Trace: > <IRQ> [<ffffffff8811d78b>] :ehci_hcd:ehci_work+0x25/0x6bd > [<ffffffff88120d0f>] :ehci_hcd:ehci_irq+0x15a/0x188 > [<ffffffff880ded82>] :usbcore:usb_hcd_irq+0x24/0x52 > [<ffffffff802603e8>] handle_IRQ_event+0x25/0x53 > [<ffffffff802618b6>] handle_fasteoi_irq+0x94/0xd0 > [<ffffffff80208ce4>] default_idle+0x0/0x3d > [<ffffffff8020c136>] do_IRQ+0x6c/0xd6 > [<ffffffff88003e4d>] :processor:acpi_processor_idle+0x0/0x48b > [<ffffffff8020a141>] ret_from_intr+0x0/0xa > <EOI> [<ffffffff88003dc6>] :processor:acpi_safe_halt+0x28/0x39 > [<ffffffff88003ff9>] :processor:acpi_processor_idle+0x1ac/0x48b > [<ffffffff88003e4d>] :processor:acpi_processor_idle+0x0/0x48b > [<ffffffff80208ce4>] default_idle+0x0/0x3d > [<ffffffff80208daf>] cpu_idle+0x8e/0xb1 > [<ffffffff805d077b>] start_kernel+0x2cf/0x2db > [<ffffffff805d0148>] _sinittext+0x148/0x14c > > > Code: c6 85 88 00 00 00 03 48 c7 45 50 00 00 00 00 e8 a8 95 1d f8 > RIP [<ffffffff8811d20a>] :ehci_hcd:end_unlink_async+0x22/0xed > RSP <ffffffff80624e48> > crash> > > > >On Thursday 06 December 2007 23:00:05 you wrote: > > Hi all, > > > > I recently bought a Terratec Cinergy XS in France. > > > > I tried driver from http://mcentral.de/hg/~mrec/v4l-dvb-experimental > > and followed instructions from here > > > > http://www.techjp.net/suse_103_terratec_cartetv_tnt > > > > I modprobed with and without em28xx device_mode=17. > > > > Scanning in kaffeine starts, but after a while (around 30%) the system > > locks up and the kernel crashes. I use opensuse kernel > > 2.6.22.13-0.3-default. > > > > I tried different Firmware, e.g. from here > > http://www.techjp.net/UserFile/File/articles/OpenSuse103/firmware.tgz. > > > > Any idea what could go wrong or how I could provide more info e.g. kernel > > stack trace? > > > > Chris > > > > ------------------------- > > > > Linux video capture interface: v2.00 > > em28xx v4l2 driver version 0.0.1 loaded > > em28xx new video device (0ccd:005e): interface 0, class 255 > > em28xx: device is attached to a USB 2.0 bus > > em28xx: you're using the experimental/unstable tree from mcentral.de > > em28xx: there's also a stable tree available but which is limited to > > em28xx: linux <=2.6.19.2 > > em28xx: it's fine to use this driver but keep in mind that it will move > > em28xx: to http://mcentral.de/hg/~mrec/v4l-dvb-kernel as soon as it's > > em28xx: proved to be stable > > em28xx #0: Alternate settings: 8 > > em28xx #0: Alternate setting 0, max size= 0 > > em28xx #0: Alternate setting 1, max size= 0 > > em28xx #0: Alternate setting 2, max size= 1448 > > em28xx #0: Alternate setting 3, max size= 2048 > > em28xx #0: Alternate setting 4, max size= 2304 > > em28xx #0: Alternate setting 5, max size= 2580 > > em28xx #0: Alternate setting 6, max size= 2892 > > em28xx #0: Alternate setting 7, max size= 3072 > > input: em2880/em2870 remote control as /class/input/input7 > > em28xx-input.c: remote control handler attached > > attach_inform: eeprom detected. > > em28xx #0: i2c eeprom 00: 1a eb 67 95 cd 0c 5e 00 d0 12 5c 03 9e 40 de 1c > > em28xx #0: i2c eeprom 10: 6a 34 27 57 46 07 01 00 00 00 00 00 00 00 00 00 > > em28xx #0: i2c eeprom 20: 46 00 01 00 f0 10 31 00 b8 00 14 00 5b 1e 00 00 > > em28xx #0: i2c eeprom 30: 00 00 20 40 20 6e 02 20 10 01 00 00 00 00 00 00 > > em28xx #0: i2c eeprom 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > em28xx #0: i2c eeprom 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 > > em28xx #0: i2c eeprom 60: 00 00 00 00 00 00 00 00 00 00 34 03 54 00 65 00 > > em28xx #0: i2c eeprom 70: 72 00 72 00 61 00 54 00 65 00 63 00 20 00 45 00 > > em28xx #0: i2c eeprom 80: 6c 00 65 00 63 00 74 00 72 00 6f 00 6e 00 69 00 > > em28xx #0: i2c eeprom 90: 63 00 20 00 47 00 6d 00 62 00 48 00 00 00 40 03 > > em28xx #0: i2c eeprom a0: 43 00 69 00 6e 00 65 00 72 00 67 00 79 00 20 00 > > em28xx #0: i2c eeprom b0: 48 00 79 00 62 00 72 00 69 00 64 00 20 00 54 00 > > em28xx #0: i2c eeprom c0: 20 00 55 00 53 00 42 00 20 00 58 00 53 00 20 00 > > em28xx #0: i2c eeprom d0: 28 00 32 00 38 00 38 00 32 00 29 00 00 00 1c 03 > > em28xx #0: i2c eeprom e0: 30 00 37 00 30 00 38 00 30 00 32 00 30 00 30 00 > > em28xx #0: i2c eeprom f0: 33 00 38 00 34 00 33 00 00 00 00 00 00 00 00 00 > > EEPROM ID= 0x9567eb1a > > Vendor/Product ID= 0ccd:005e > > AC97 audio (5 sample rates) > > 500mA max power > > Table at 0x27, strings=0x409e, 0x1cde, 0x346a > > tuner 1-0061: chip found @ 0xc2 (em28xx #0) > > attach inform (default): detected I2C address c2 > > /home/christian/v4l-dvb-experimental/v4l/tuner-core.c: setting tuner > > callback tuner 0x61: Configuration acknowledged > > /home/christian/v4l-dvb-experimental/v4l/tuner-core.c: setting tuner > > callback /home/christian/v4l-dvb-experimental/v4l/xc3028-tuner.c: attach > > request! /home/christian/v4l-dvb-experimental/v4l/tuner-core.c: xc3028 > > tuner successfully loaded > > attach_inform: tvp5150 detected. > > tvp5150 1-005c: tvp5150am1 detected. > > Loading base firmware: xc3028_init0.i2c.fw > > Loading default analogue TV settings: xc3028_BG_PAL_A2_A.i2c.fw > > xc3028-tuner.c: firmware 2.7 > > ANALOG TV REQUEST > > em28xx #0: V4L2 VBI device registered as /dev/vbi0 > > em28xx #0: V4L2 device registered as /dev/video0 > > em28xx #0: Found Terratec Hybrid XS (em2882) > > usbcore: registered new interface driver em28xx > > em28xx-audio.c: probing for em28x1 non standard usbaudio > > em28xx-audio.c: Copyright (C) 2006 Markus Rechberger > > Em28xx: Initialized (Em28xx Audio Extension) extension > > em2880-dvb.c: DVB Init > > Loading base firmware: xc3028_8MHz_init0.i2c.fw > > Loading specific dtv settings: xc3028_DTV8_2633.i2c.fw > > xc3028-tuner.c: firmware 2.7 > > Sending extra call for Digital TV! > > /home/christian/v4l-dvb-experimental/v4l/xc3028-tuner.c: attach request! > > DVB: registering new adapter (em2880 DVB-T) > > DVB: registering frontend 0 (Zarlink ZL10353 DVB-T)... > > Em28xx: Initialized (Em2880 DVB Extension) extension > > > > -------------------- > > lsusb -v > > > > Bus 003 Device 003: ID 0ccd:005e TerraTec Electronic GmbH > > Device Descriptor: > > bLength 18 > > bDescriptorType 1 > > bcdUSB 2.00 > > bDeviceClass 0 (Defined at Interface level) > > bDeviceSubClass 0 > > bDeviceProtocol 0 > > bMaxPacketSize0 64 > > idVendor 0x0ccd TerraTec Electronic GmbH > > idProduct 0x005e > > bcdDevice 1.10 > > iManufacturer 3 > > iProduct 1 > > iSerial 2 > > bNumConfigurations 1 > > Configuration Descriptor: > > bLength 9 > > bDescriptorType 2 > > wTotalLength 305 > > bNumInterfaces 1 > > bConfigurationValue 1 > > iConfiguration 0 > > bmAttributes 0x80 > > (Bus Powered) > > MaxPower 500mA > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 0 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0000 1x 0 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0000 1x 0 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0000 1x 0 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 1 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0000 1x 0 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 2 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0ad4 2x 724 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 3 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0c00 2x 0 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 4 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x1300 3x 768 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 5 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x135c 3x 860 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 6 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x13c4 3x 964 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > Interface Descriptor: > > bLength 9 > > bDescriptorType 4 > > bInterfaceNumber 0 > > bAlternateSetting 7 > > bNumEndpoints 4 > > bInterfaceClass 255 Vendor Specific Class > > bInterfaceSubClass 0 > > bInterfaceProtocol 255 > > iInterface 0 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x81 EP 1 IN > > bmAttributes 3 > > Transfer Type Interrupt > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0001 1x 1 bytes > > bInterval 11 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x82 EP 2 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x1400 3x 0 bytes > > bInterval 1 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x83 EP 3 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x00c4 1x 196 bytes > > bInterval 4 > > Endpoint Descriptor: > > bLength 7 > > bDescriptorType 5 > > bEndpointAddress 0x84 EP 4 IN > > bmAttributes 1 > > Transfer Type Isochronous > > Synch Type None > > Usage Type Data > > wMaxPacketSize 0x0234 1x 564 bytes > > bInterval 1 > > can't get device qualifier: Operation not permitted > > can't get debug descriptor: Operation not permitted > > cannot read device status, Operation not permitted (1) > > > > _______________________________________________ > Em28xx mailing list > 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