No Ethernet on Raspberry Pi 3 in v4.13-rc1
Stefan Wahren
stefan.wahren at i2se.com
Tue Jul 25 11:44:38 PDT 2017
> Robin Murphy <robin.murphy at arm.com> hat am 25. Juli 2017 um 15:21 geschrieben:
>
> From the subsequent fallout (which on closer inspection looks more to do
> with calling into uninitialised SWIOTLB state than the arm64 DMA code
> actually doing anything wrong), I'd guess dev->dma_pfn_offset is
> probably 0 as well, which further points to the wrong device. Maybe
> something's changed lower down in the USB core? Turning on tracing and
> booting with "tp_printk trace_event=swiotlb_bounced" on the command line
> should shed a bit more light on what's going on.
I took a slightly different config which also works with 4.12 and break with 4.13-rc1:
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.13.0-rc1-ARCH (stefan at Latitude-E4310) (gcc version 6.3.1 20170109 (Linaro GCC 6.3-2017.02)) #34 SMP Tue Jul 25 20:31:35 CEST 2017
[ 0.000000] Boot CPU: AArch64 Processor [410fd034]
[ 0.000000] Machine model: Raspberry Pi 3 Model B Rev 1.2
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: UEFI not found.
[ 0.000000] cma: Failed to reserve 512 MiB
[ 0.000000] percpu: Embedded 3 pages/cpu @ffff80003ae90000 s125336 r8192 d63080 u196608
[ 0.000000] Detected VIPT I-cache on CPU0
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping off. Total pages: 15089
[ 0.000000] Kernel command line: earlyprintk console=ttyAMA0 bcm2708_fb.fbwidth=656 bcm2708_fb.fbheight=416 bcm2708_fb.fbswap=1 dma.dmachans=0x7f35 bcm2709.boardrev=0xa02082 bcm2709.serial=0x53a68e44 bcm2709.uart_clock=48000000 smsc95xx.macaddr=B8:27:EB:A6:8E:44 vc_mem.mem_base=0x3dc00000 vc_mem.mem_size=0x3f000000 dwc_otg.lpm_enable=0 console=ttyS0,115200 console=tty1 root=PARTUUID=29cb32be-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait tp_printk trace_event=swiotlb_bounced
[ 0.000000] PID hash table entries: 4096 (order: -1, 32768 bytes)
[ 0.000000] Dentry cache hash table entries: 131072 (order: 4, 1048576 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 3, 524288 bytes)
[ 0.000000] Memory: 939712K/966656K available (11836K kernel code, 2400K rwdata, 5376K rodata, 1600K init, 1269K bss, 26944K reserved, 0K cma-reserved)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] modules : 0xffff000000000000 - 0xffff000008000000 ( 128 MB)
[ 0.000000] vmalloc : 0xffff000008000000 - 0xffff7bdfffff0000 (126847 GB)
[ 0.000000] .text : 0xffff000008080000 - 0xffff000008c10000 ( 11840 KB)
[ 0.000000] .rodata : 0xffff000008c10000 - 0xffff000009160000 ( 5440 KB)
[ 0.000000] .init : 0xffff000009160000 - 0xffff0000092f0000 ( 1600 KB)
[ 0.000000] .data : 0xffff0000092f0000 - 0xffff000009548200 ( 2401 KB)
[ 0.000000] .bss : 0xffff000009548200 - 0xffff000009685988 ( 1270 KB)
[ 0.000000] fixed : 0xffff7fdffe7d0000 - 0xffff7fdffec00000 ( 4288 KB)
[ 0.000000] PCI I/O : 0xffff7fdffee00000 - 0xffff7fdfffe00000 ( 16 MB)
[ 0.000000] vmemmap : 0xffff7fe000000000 - 0xffff800000000000 ( 128 GB maximum)
[ 0.000000] 0xffff7fe000000000 - 0xffff7fe0000ec000 ( 0 MB actual)
[ 0.000000] memory : 0xffff800000000000 - 0xffff80003b000000 ( 944 MB)
[ 0.000000] random: get_random_u64 called from cache_random_seq_create+0x60/0x118 with crng_init=0
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] ftrace: allocating 43369 entries in 11 pages
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=4.
[ 0.000000] Tasks RCU enabled.
[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[ 0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[ 0.000000] arch_timer: WARNING: Invalid trigger for IRQ2, assuming level low
[ 0.000000] arch_timer: WARNING: Please fix your firmware
[ 0.000000] arch_timer: cp15 timer(s) running at 19.20MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns
[ 0.000006] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[ 0.000180] Console: colour dummy device 80x25
[ 0.001202] console [tty1] enabled
[ 0.001246] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
[ 0.001296] pid_max: default: 32768 minimum: 301
[ 0.002076] Security Framework initialized
[ 0.002106] Yama: becoming mindful.
[ 0.002325] Mount-cache hash table entries: 8192 (order: 0, 65536 bytes)
[ 0.002417] Mountpoint-cache hash table entries: 8192 (order: 0, 65536 bytes)
[ 0.004540] ASID allocator initialised with 65536 entries
[ 0.004664] Hierarchical SRCU implementation.
[ 0.010622] EFI services will not be available.
[ 0.010923] smp: Bringing up secondary CPUs ...
[ 0.011453] Detected VIPT I-cache on CPU1
[ 0.011509] arch_timer: WARNING: Invalid trigger for IRQ2, assuming level low
[ 0.011512] arch_timer: WARNING: Please fix your firmware
[ 0.011528] CPU1: Booted secondary processor [410fd034]
[ 0.012110] Detected VIPT I-cache on CPU2
[ 0.012141] arch_timer: WARNING: Invalid trigger for IRQ2, assuming level low
[ 0.012144] arch_timer: WARNING: Please fix your firmware
[ 0.012154] CPU2: Booted secondary processor [410fd034]
[ 0.012684] Detected VIPT I-cache on CPU3
[ 0.012715] arch_timer: WARNING: Invalid trigger for IRQ2, assuming level low
[ 0.012717] arch_timer: WARNING: Please fix your firmware
[ 0.012727] CPU3: Booted secondary processor [410fd034]
[ 0.012834] smp: Brought up 1 node, 4 CPUs
[ 0.013114] SMP: Total of 4 processors activated.
[ 0.013142] CPU features: detected feature: 32-bit EL0 Support
[ 0.013307] CPU: All CPU(s) started at EL2
[ 0.015793] devtmpfs: initialized
[ 0.022239] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.022309] futex hash table entries: 1024 (order: 1, 131072 bytes)
[ 0.022999] pinctrl core: initialized pinctrl subsystem
[ 0.023916] DMI not present or invalid.
[ 0.024474] NET: Registered protocol family 16
[ 0.028000] cpuidle: using governor ladder
[ 0.028269] cpuidle: using governor menu
[ 0.029692] vdso: 2 pages (1 code @ ffff000008c20000, 1 data @ ffff000009310000)
[ 0.029739] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[ 0.030383] DMA: preallocated 256 KiB pool for atomic allocations
[ 0.030911] Serial: AMBA PL011 UART driver
[ 0.049727] HugeTLB registered 512 MiB page size, pre-allocated 0 pages
[ 0.051674] ACPI: Interpreter disabled.
[ 0.052370] vgaarb: loaded
[ 0.053556] SCSI subsystem initialized
[ 0.053990] usbcore: registered new interface driver usbfs
[ 0.054069] usbcore: registered new interface driver hub
[ 0.054178] usbcore: registered new device driver usb
[ 0.054675] EDAC MC: Ver: 3.0.0
[ 0.055011] dmi: Firmware registration failed.
[ 0.055611] Advanced Linux Sound Architecture Driver Initialized.
[ 0.056114] NetLabel: Initializing
[ 0.056140] NetLabel: domain hash size = 128
[ 0.056164] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.056279] NetLabel: unlabeled traffic allowed by default
[ 0.057594] clocksource: Switched to clocksource arch_sys_counter
[ 0.182792] VFS: Disk quotas dquot_6.6.0
[ 0.182999] VFS: Dquot-cache hash table entries: 8192 (order 0, 65536 bytes)
[ 0.184087] simple-framebuffer 3db75000.framebuffer: framebuffer at 0x3db75000, 0x85400 bytes, mapped to 0xffff000009805000
[ 0.184142] simple-framebuffer 3db75000.framebuffer: format=r5g6b5, mode=656x416x16, linelength=1312
[ 0.187891] Console: switching to colour frame buffer device 82x26
[ 0.191335] simple-framebuffer 3db75000.framebuffer: fb0: simplefb registered!
[ 0.193151] pnp: PnP ACPI: disabled
[ 0.203229] NET: Registered protocol family 2
[ 0.205911] TCP established hash table entries: 8192 (order: 0, 65536 bytes)
[ 0.207946] TCP bind hash table entries: 8192 (order: 1, 131072 bytes)
[ 0.210134] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.212244] UDP hash table entries: 2048 (order: 0, 65536 bytes)
[ 0.214363] UDP-Lite hash table entries: 2048 (order: 0, 65536 bytes)
[ 0.216763] NET: Registered protocol family 1
[ 0.219246] RPC: Registered named UNIX socket transport module.
[ 0.221261] RPC: Registered udp transport module.
[ 0.223251] RPC: Registered tcp transport module.
[ 0.225191] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.228900] kvm [1]: 8-bit VMID
[ 0.230805] kvm [1]: IDype id_legacy registered
[ 0.283590] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 0.285369] SGI XFS with ACLs, security attributes, no debug enabled
[ 0.303717] NET: Registered protocol family 38
[ 0.305462] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246)
[ 0.308778] io scheduler noop registered
[ 0.310387] io scheduler deadline registered (default)
[ 0.312143] io scheduler cfq registered
[ 0.313777] io scheduler mq-deadline registered
[ 0.315373] io scheduler kyber registered
[ 0.317182] io scheduler bfq registered
[ 0.319158] atomic64_test: passed
[ 0.328445] ipmi message handler version 39.2
[ 0.337902] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.341209] console [ttyS0] disabled
[ 0.342867] 3f215040.serial: ttyS0 at MMIO 0x0 (irq = 61, base_baud = 31250000) is a 16550
[ 1.197104] console [ttyS0] enabled
[ 1.203172] msm_serial: driver initialized
[ 1.209904] bcm2835-rng 3f104000.rng: hwrng registered
[ 1.217568] cacheinfo: Unable to detect cache hierarchy for CPU 0
[ 1.228419] libphy: Fixed MDIO Bus: probed
[ 1.235986] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.244308] ehci-pci: EHCI PCI platform driver
[ 1.250478] ehci-platform: EHCI generic platform driver
[ 1.257466] ehci-orion: EHCI orion driver
[ 1.263190] ehci-msm: Qualcomm On-Chip EHCI Host Controller
[ 1.270538] tegra-ehci: Tegra EHCI driver
[ 1.276353] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.284312] ohci-pci: OHCI PCI platform driver
[ 1.290560] ohci-platform: OHCI generic platform driver
[ 1.297709] uhci_hcd: USB Universal Host Controller Interface driver
[ 1.306437] usbcore: registered new interface driver uas
[ 1.313751] usbcore: registered new interface driver usb-storage
[ 1.321640] usbcore: registered new interface driver ums-alauda
[ 1.329376] usbcore: registered new interface driver ums-cypress
[ 1.337103] usbcore: registered new interface driver ums-datafab
[ 1.344744] usbcore: registered new interface driver ums_eneub6250
[ 1.352544] usbcore: registered new interface driver ums-freecom
[ 1.360120] usbcore: registered new interface driver ums-isd200
[ 1.367552] usbcore: registered new interface driver ums-jumpshot
[ 1.375110] usbcore: registered new interface driver ums-karma
[ 1.382334] usbcore: registered new interface driver ums-onetouch
[ 1.389768] usbcore: registered new interface driver ums-realtek
[ 1.397021] usbcore: registered new interface driver ums-sddr09
[ 1.404156] usbcore: registered new interface driver ums-sddr55
[ 1.411253] usbcore: registered new interface driver ums-usbat
[ 1.418273] usbcore: registered new interface driver usbserial
[ 1.425152] usbcore: registered new interface driver usbserial_generic
[ 1.432693] usbserial: USB Serial support registered for generic
[ 1.440885] mousedev: PS/2 mouse device common for all mice
[ 1.450044] device-mapper: uevent: version 1.0.3
[ 1.455933] device-mapper: ioctl: 4.36.0-ioctl (2017-06-09) initialised: dm-devel at redhat.com
[ 1.466760] Machine is not compatible with mt8173-cpufreq
[ 1.473600] sdhci: Secure Digital Host Controller Interface driver
[ 1.480990] sdhci: Copyright(c) Pierre Ossman
[ 1.487095] Synopsys Designware Multimedia Card Interface Driver
[ 1.495432] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.567684] mmc0: SDHCI controller on 3f300000.sdhci [3f300000.sdhci] using PIO
[ 1.577297] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.585085] dmi-sysfs: dmi entry is absent.
[ 1.591052] hidraw: raw HID events driver (C) Jiri Kosina
[ 1.598237] usbcore: registered new interface driver usbhid
[ 1.605490] usbhid: USB HID core driver
[ 1.611683] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[ 1.617090] mmc0: new high speed SDHC card at address 0001
[ 1.617693] mmcblk0: mmc0:0001 00000 29.8 GiB
[ 1.622335] mmcblk0: p1 p2
[ 1.639605] drop_monitor: Initializing network drop monitor service
[ 1.648144] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 1.655402] Initializing XFRM netlink socket
[ 1.662316] NET: Registered protocol family 10
[ 1.670909] Segment Routing with IPv6
[ 1.676458] mip6: Mobile IPv6
[ 1.681189] NET: Registered protocol family 17
[ 1.687471] Key type dns_resolver registered
[ 1.694865] registered taskstats version 1
[ 1.700808] zswap: loaded using pool lzo/zbud
[ 1.708435] Key type big_key registered
[ 1.715236] Key type encrypted registered
[ 1.724312] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 72, base_baud = 0) is a PL011 rev2
[ 5.265460] console [ttyAMA0] enabled
[ 5.284373] raspberrypi-firmware soc:firmware: Attached to firmware from 2017-05-15 16:57
[ 5.347032] dwc2 3f980000.usb: 3f980000.usb supply vusb_d not found, using dummy regulator
[ 5.383637] dwc2 3f980000.usb: 3f980000.usb supply vusb_a not found, using dummy regulator
[ 5.471022] dwc2 3f980000.usb: DWC OTG Controller
[ 5.491923] dwc2 3f980000.usb: new USB bus registered, assigned bus number 1
[ 5.522064] dwc2 3f980000.usb: irq 41, io mem 0x3f980000
[ 5.545422] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 5.574537] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 5.605424] usb usb1: Product: DWC OTG Controller
[ 5.626188] usb usb1: Manufacturer: Linux 4.13.0-rc1-ARCH dwc2_hsotg
[ 5.653623] usb usb1: SerialNumber: 3f980000.usb
[ 5.674597] hub 1-0:1.0: USB hub found
[ 5.691583] hub 1-0:1.0: 1 port detected
[ 5.709740] hctosys: unable to open rtc device (rtc0)
[ 5.732170] ALSA device list:
[ 5.745944] No soundcards found.
[ 5.761534] md: Waiting for all devices to be available before autodetect
[ 5.790696] md: If you don't use raid, use raid=noautodetect
[ 5.815981] md: Autodetecting RAID arrays.
[ 5.834224] md: autorun ...
[ 5.847116] md: ... autorun DONE.
[ 5.894169] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 5.930036] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 5.968062] devtmpfs: mounted
[ 5.989908] Freeing unused kernel memory: 1600K
[ 6.137682] usb 1-1: new high-speed USB device number 2 using dwc2
[ 6.137736] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d79d80 size=8 NO_FORCE
[ 6.137754] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d79d80
[ 6.137771] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d72700 size=64 NO_FORCE
[ 6.137779] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d72700
[ 6.138562] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d79d80 size=8 NO_FORCE
[ 6.138570] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d79d80
[ 6.138581] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d72700 size=64 NO_FORCE
[ 6.138589] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d72700
[ 6.138655] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d79d80 size=8 NO_FORCE
[ 6.138663] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d79d80
[ 6.138674] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d72700 size=64 NO_FORCE
[ 6.138681] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d72700
[ 6.357642] usb 1-1: device descriptor read/64, error -32
[ 6.420281] systemd[1]: System time before build time, advancing clock.
[ 6.497649] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7d400 size=8 NO_FORCE
[ 6.497671] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d7d400
[ 6.497686] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76080 size=64 NO_FORCE
[ 6.497693] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d76080
[ 6.497801] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7d400 size=8 NO_FORCE
[ 6.497809] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d7d400
[ 6.497820] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76080 size=64 NO_FORCE
[ 6.497827] dwc2 3f980000.usb: Cannot do DMA to address 0x0000000024d76080
[ 6.497884] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7d400 size=8 NO_FORCE
[ 6.497895] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76080 size=64 NO_FORCE
[ 6.767606] usb 1-1: device descriptor read/64, error -32
[ 7.103734] systemd[1]: systemd 233 running in system mode. (+PAM -AUDIT -SELINUX -IMA -APPARMOR +SMACK -SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 -SECCOMP +BLKID +ELFUTILS +KMOD +IDN default-hierarchy=hybrid)
[ 7.157624] usb 1-1: new high-speed USB device number 3 using dwc2
[ 7.157664] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.157686] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.304546] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.305253] systemd[1]: Detected architecture arm64.
[ 7.369500] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.369680] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.369692] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.505581] systemd[1]: Set hostname to <alarm>.
[ 7.577794] usb 1-1: device descriptor read/64, error -32
[ 7.629650] uart-pl011 3f201000.serial: no DMA platform data
[ 7.717682] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.759839] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.802399] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.844561] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.887138] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d76c80 size=8 NO_FORCE
[ 7.929426] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7f880 size=64 NO_FORCE
[ 7.994968] systemd[1]: Listening on Process Core Dump Socket.
[ 8.023899] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 8.062090] systemd[1]: Listening on Journal Socket.
[ 8.087225] systemd[1]: Listening on Journal Socket (/dev/log).
[ 8.156061] systemd[1]: Listening on udev Control Socket.
[ 8.177613] usb 1-1: device descriptor read/64, error -32
[ 8.208056] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 8.253168] systemd[1]: Listening on Device-mapper event daemon FIFOs.
[ 8.507731] usb 1-1: new high-speed USB device number 4 using dwc2
[ 8.547742] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d77380 size=8 NO_FORCE
[ 8.596619] systemd-journald[198]: Received request to flush runtime journal from PID 1
[ 8.807702] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7d080 size=8 NO_FORCE
[ 9.067672] usb 1-1: device not accepting address 4, error -32
[ 9.307662] usb 1-1: new high-speed USB device number 5 using dwc2
[ 9.334282] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7d700 size=8 NO_FORCE
[ 9.587730] swiotlb_bounced: dev_name: 3f980000.usb dma_mask=7fffffff dev_addr=e4d7dd00 size=8 NO_FORCE
[ 9.847705] usb 1-1: device not accepting address 5, error -32
[ 9.881425] usb usb1-port1: unable to enumerate USB device
[ 11.287698] random: crng init done
>
> Robin.
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
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