Hi Loic, On Mon, 2021-08-02 at 17:22 +0200, Loic Poulain wrote: > Hi Thomas, > > On Fri, 30 Jul 2021 at 19:52, Thomas Perrot < > thomas.perrot@xxxxxxxxxxx> wrote: > > > > Hello, > > > > I’m trying to use the MHI driver with a Sierra Wireless AirPrime > > EM919X > > connected to an NXP i.MX6DL through a PCIe gen2 bus, on 5.13.6, but > > the > > device initialisation fails, as follows: > > > > [ 3.029401] mhi-pci-generic 0000:01:00.0: BAR 0: assigned [mem > > 0x01100000-0x01100fff 64bit] > > [ 3.041095] mhi-pci-generic 0000:01:00.0: enabling device (0140 -> > > 0142) > > [ 3.118299] mhi mhi0: Requested to power ON > > [ 11.370361] mhi mhi0: Power on setup success > > [ 11.372503] mhi mhi0: Wait for device to enter SBL or Mission mode > > [ 15.664068] mhi-pci-generic 0000:01:00.0: failed to suspend > > device: > > -16 > > [ 22.619948] mhi-pci-generic 0000:01:00.0: refused to change power > > state from D3hot to D0 > > [ 57.289998] mhi-pci-generic 0000:01:00.0: can't change power state > > from D3hot to D0 (config space inaccessible) > > [ 73.769675] mhi-pci-generic 0000:01:00.0: can't change power state > > from D3cold to D0 (config space inaccessible) > > [ 73.780188] mhi-pci-generic 0000:01:00.0: can't change power state > > from D3hot to D0 (config space inaccessible) > > [ 73.836150] PC is at mhi_pci_read_reg+0xc/0x14 > > [ 73.840642] LR is at mhi_get_mhi_state+0x2c/0x5c > > [ 74.121120] [<c05dcaf4>] (mhi_pci_read_reg) from [<c05d754c>] > > (mhi_get_mhi_state+0x2c/0x5c) > > [ 74.129529] [<c05d754c>] (mhi_get_mhi_state) from [<c05da440>] > > (mhi_pm_resume+0x38/0x298) > > [ 74.137754] [<c05da440>] (mhi_pm_resume) from [<c05dcbd0>] > > (mhi_pci_runtime_resume+0x70/0xe0) > > [ 74.146326] [<c05dcbd0>] (mhi_pci_runtime_resume) from > > [<c0604da0>] > > (pci_pm_runtime_resume+0x84/0xa0) > > > > Do you have any idea where the issue might come from? > > > > MHI seems to enter in READY state and waiting to enter in SBL or > > Mission mode when the issue occurs, the host can start MHI > > initialization by programming MMIO registers and sets the device into > > MHI_M0 state. > > runtime-pm is only enabled when the device is in mission mode, so the > device has likely been successfully initialized, It is just that there > is no info message indicating initialization completion and we should > probably add that. I think maybe about some PCIe suspend/resume > issues, could you try disabling runtime-pm for that device? or simply > comment `pm_runtime_allow` call? Thanks for your help, I disabled the power management, I obtains the following trace: [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.13.6 (arm-oe-linux-gnueabi-gcc (GCC) 9.2.0, GNU ld (GNU Binutils) 2.32.0.20190204) #1 SMP Mon Aug 2 14:27:03 UTC 2021 [ 0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] OF: fdt: Machine model: i.MX6 Duallite module [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] cma: Reserved 64 MiB at 0x4c000000 [ 0.000000] Zone ranges: [ 0.000000] Normal [mem 0x0000000010000000-0x000000003fffffff] [ 0.000000] HighMem [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000010000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000010000000- 0x000000004fffffff] [ 0.000000] On node 0 totalpages: 262144 [ 0.000000] Normal zone: 1536 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 196608 pages, LIFO batch:63 [ 0.000000] HighMem zone: 65536 pages, LIFO batch:15 [ 0.000000] percpu: Embedded 20 pages/cpu s52396 r8192 d21332 u81920 [ 0.000000] pcpu-alloc: s52396 r8192 d21332 u81920 alloc=20*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 260608 [ 0.000000] Kernel command line: console=ttymxc3,115200n8 loglevel=8 root=/dev/nfs ip=10.0.0.2:255.255.255.0 nfsroot=10.0.0.1:/var/lib/nfsboot,v4,tcp [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000] Memory: 945728K/1048576K available (13312K kernel code, 1910K rwdata, 4228K rodata, 1024K init, 6621K bss, 37312K reserved, 65536K cma-reserved, 196608K highmem) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] trace event string verifier disabled [ 0.000000] Running RCU self tests [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU lockdep checking is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=2. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] L2C-310 erratum 769419 enabled [ 0.000000] L2C-310 enabling early BRESP for Cortex-A9 [ 0.000000] L2C-310 full line of zeros enabled for Cortex-A9 [ 0.000000] L2C-310 ID prefetch enabled, offset 16 lines [ 0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled [ 0.000000] L2C-310 cache controller enabled, 16 ways, 512 kB [ 0.000000] L2C-310: CACHE_ID 0x410000c8, AUX_CTRL 0x76450001 [ 0.000000] random: get_random_bytes called from start_kernel+0x364/0x58c with crng_init=0 [ 0.000000] Switching to timer-based delay loop, resolution 333ns [ 0.000001] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns [ 0.000033] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns [ 0.001600] Console: colour dummy device 80x30 [ 0.001663] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.001685] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.001703] ... MAX_LOCK_DEPTH: 48 [ 0.001721] ... MAX_LOCKDEP_KEYS: 8192 [ 0.001742] ... CLASSHASH_SIZE: 4096 [ 0.001760] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.001777] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.001795] ... CHAINHASH_SIZE: 32768 [ 0.001812] memory used by lock dependency info: 4061 kB [ 0.001831] memory used for stack traces: 2112 kB [ 0.001849] per task-struct memory footprint: 1536 bytes [ 0.001979] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000) [ 0.002020] pid_max: default: 32768 minimum: 301 [ 0.002324] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.002375] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 0.006205] CPU: Testing write buffer coherency: ok [ 0.006386] CPU0: Spectre v2: using BPIALL workaround [ 0.007450] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.010927] Setting up static identity map for 0x10100000 - 0x10100078 [ 0.011749] rcu: Hierarchical SRCU implementation. [ 0.013800] smp: Bringing up secondary CPUs ... [ 0.017275] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.017300] CPU1: Spectre v2: using BPIALL workaround [ 0.018621] smp: Brought up 1 node, 2 CPUs [ 0.018660] SMP: Total of 2 processors activated (12.00 BogoMIPS). [ 0.018691] CPU: All CPU(s) started in SVC mode. [ 0.022001] devtmpfs: initialized [ 0.061678] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4 [ 0.064662] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.064755] futex hash table entries: 512 (order: 3, 32768 bytes, linear) [ 0.068750] pinctrl core: initialized pinctrl subsystem [ 0.075244] NET: Registered protocol family 16 [ 0.102637] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.108783] thermal_sys: Registered thermal governor 'step_wise' [ 0.109361] cpuidle: using governor menu [ 0.109609] NET: Registered protocol family 42 [ 0.110336] CPU identified as i.MX6DL, silicon rev 1.3 [ 0.157666] vdd1p1: supplied by regulator-dummy [ 0.160738] vdd3p0: supplied by regulator-dummy [ 0.163009] vdd2p5: supplied by regulator-dummy [ 0.166539] vddpu: supplied by regulator-dummy [ 0.204081] platform 2400000.ipu: Fixing up cyclic dependency with 20e0000.iomuxc-gpr:ipu1_csi1_mux [ 0.204560] platform 2400000.ipu: Fixing up cyclic dependency with 20e0000.iomuxc-gpr:ipu1_csi0_mux [ 0.216152] No ATAGs? [ 0.216575] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers. [ 0.216689] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.218287] debugfs: Directory 'dummy-iomuxc-gpr@20e0000' with parent 'regmap' already present! [ 0.219892] imx6dl-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver [ 0.336589] mxs-dma 110000.dma-apbh: initialized [ 0.366282] vgaarb: loaded [ 0.368879] SCSI subsystem initialized [ 0.369795] libata version 3.00 loaded. [ 0.371044] usbcore: registered new interface driver usbfs [ 0.371350] usbcore: registered new interface driver hub [ 0.371534] usbcore: registered new device driver usb [ 0.372134] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator [ 0.373424] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator [ 0.380083] i2c i2c-1: IMX I2C adapter registered [ 0.381434] pps_core: LinuxPPS API ver. 1 registered [ 0.381470] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx> [ 0.381551] PTP clock support registered [ 0.386332] Bluetooth: Core ver 2.22 [ 0.386506] NET: Registered protocol family 31 [ 0.386535] Bluetooth: HCI device and connection manager initialized [ 0.386695] Bluetooth: HCI socket layer initialized [ 0.386748] Bluetooth: L2CAP socket layer initialized [ 0.386945] Bluetooth: SCO socket layer initialized [ 0.391017] clocksource: Switched to clocksource mxc_timer1 [ 0.763351] VFS: Disk quotas dquot_6.6.0 [ 0.763583] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 0.800699] NET: Registered protocol family 2 [ 0.801465] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) [ 0.805081] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear) [ 0.805228] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear) [ 0.805411] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear) [ 0.806559] TCP: Hash tables configured (established 8192 bind 8192) [ 0.807250] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) [ 0.807475] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) [ 0.808140] NET: Registered protocol family 1 [ 0.811976] RPC: Registered named UNIX socket transport module. [ 0.812100] RPC: Registered udp transport module. [ 0.812129] RPC: Registered tcp transport module. [ 0.812155] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.814412] PCI: CLS 0 bytes, default 64 [ 0.815722] armv7-pmu pmu: hw perfevents: no interrupt-affinity property, guessing. [ 1.395389] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available [ 1.401550] Initialise system trusted keyrings [ 1.402567] workingset: timestamp_bits=30 max_order=18 bucket_order=0 [ 1.431576] NFS: Registering the id_resolver key type [ 1.431773] Key type id_resolver registered [ 1.431892] Key type id_legacy registered [ 1.432131] jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc. [ 1.434360] fuse: init (API version 7.34) [ 1.538869] Key type asymmetric registered [ 1.539043] Asymmetric key parser 'x509' registered [ 1.539425] bounce: pool size: 64 pages [ 1.539666] io scheduler mq-deadline registered [ 1.539706] io scheduler kyber registered [ 1.546350] imx6q-pcie 1ffc000.pcie: host bridge /soc/pcie@1ffc000 ranges: [ 1.546683] imx6q-pcie 1ffc000.pcie: IO 0x0001f80000..0x0001f8ffff -> 0x0000000000 [ 1.546998] imx6q-pcie 1ffc000.pcie: MEM 0x0001000000..0x0001efffff -> 0x0001000000 [ 1.561233] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2 [ 1.561380] imx-sdma 20ec000.sdma: Falling back to sysfs fallback for: imx/sdma/sdma-imx6q.bin [ 1.576583] pfuze100-regulator 1-0008: Full layer: 2, Metal layer: 1 [ 1.577276] pfuze100-regulator 1-0008: FAB: 0, FIN: 0 [ 1.577316] pfuze100-regulator 1-0008: pfuze100 found. [ 1.608012] 21f0000.serial: ttymxc3 at MMIO 0x21f0000 (irq = 72, base_baud = 5000000) is a IMX [ 1.662256] imx6q-pcie 1ffc000.pcie: iATU unroll: disabled [ 1.662287] imx6q-pcie 1ffc000.pcie: Detected iATU regions: 4 outbound, 4 inbound [ 1.962914] imx6q-pcie 1ffc000.pcie: Link up [ 2.061645] imx6q-pcie 1ffc000.pcie: Link up [ 2.061667] imx6q-pcie 1ffc000.pcie: Link up, Gen2 [ 2.061687] imx6q-pcie 1ffc000.pcie: Link up [ 2.062985] imx6q-pcie 1ffc000.pcie: PCI host bridge to bus 0000:00 [ 2.063019] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.063044] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 2.063067] pci_bus 0000:00: root bus resource [mem 0x01000000- 0x01efffff] [ 2.063496] pci 0000:00:00.0: [16c3:abcd] type 01 class 0x060400 [ 2.063572] pci 0000:00:00.0: reg 0x10: [mem 0x00000000-0x000fffff] [ 2.063637] pci 0000:00:00.0: reg 0x38: [mem 0x00000000-0x0000ffff pref] [ 2.063745] pci 0000:00:00.0: Limiting cfg_size to 512 [ 2.064120] pci 0000:00:00.0: supports D1 [ 2.064138] pci 0000:00:00.0: PME# supported from D0 D1 D3hot D3cold [ 2.068753] PCI: bus0: Fast back to back transfers disabled [ 2.069419] pci 0000:01:00.0: [17cb:0306] type 00 class 0xff0000 [ 2.069550] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00000fff 64bit] [ 2.069633] pci 0000:01:00.0: reg 0x18: [mem 0x00000000-0x00000fff 64bit] [ 2.070265] pci 0000:01:00.0: PME# supported from D0 D3hot D3cold [ 2.070437] pci 0000:01:00.0: 4.000 Gb/s available PCIe bandwidth, limited by 5.0 GT/s PCIe x1 link at 0000:00:00.0 (capable of 31.506 Gb/s with 16.0 GT/s PCIe x2 link) [ 2.074462] PCI: bus1: Fast back to back transfers disabled [ 2.076179] printk: console [ttymxc3] enabled [ 2.079173] pci 0000:00:00.0: BAR 0: assigned [mem 0x01000000- 0x010fffff] [ 2.702298] pci 0000:00:00.0: BAR 8: assigned [mem 0x01100000- 0x011fffff] [ 2.709133] pci 0000:00:00.0: BAR 6: assigned [mem 0x01200000- 0x0120ffff pref] [ 2.716589] pci 0000:01:00.0: BAR 0: assigned [mem 0x01100000- 0x01100fff 64bit] [ 2.724097] pci 0000:01:00.0: BAR 2: assigned [mem 0x01101000- 0x01101fff 64bit] [ 2.725446] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops) [ 2.731578] pci 0000:00:00.0: PCI bridge to [bus 01-ff] [ 2.738177] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops) [ 2.742511] pci 0000:00:00.0: bridge window [mem 0x01100000- 0x011fffff] [ 2.748092] etnaviv-gpu 130000.gpu: model: GC880, revision: 5106 [ 2.755855] mhi-pci-generic 0000:01:00.0: MHI PCI device found: qcom-sdx55m [ 2.768315] mhi-pci-generic 0000:01:00.0: BAR 0: assigned [mem 0x01100000-0x01100fff 64bit] [ 2.769015] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007 [ 2.776912] mhi-pci-generic 0000:01:00.0: enabling device (0140 -> 0142) [ 2.786483] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 0 [ 2.801751] mhi mhi0: Requested to power ON [ 2.808489] mhi mhi0: Power on setup success [ 2.810346] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops) [ 2.821931] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops) [ 2.831489] [drm] Initialized imx-drm 1.0.0 20120507 for display- subsystem on minor 1 [ 2.839891] imx-ipuv3 2400000.ipu: IPUv3H probed [ 2.891577] brd: module loaded [ 2.939853] loop: module loaded [ 2.951691] spi@0 enforce active low on chipselect handle [ 2.957268] spi@1 enforce active low on chipselect handle [ 2.972776] spi@0 enforce active low on chipselect handle [ 2.978398] spi@1 enforce active low on chipselect handle [ 2.994315] libphy: Fixed MDIO Bus: probed [ 3.000604] CAN device driver interface [ 3.010081] pps pps0: new PPS source ptp0 [ 3.028687] libphy: fec_enet_mii_bus: probed [ 3.036072] fec 2188000.ethernet eth0: registered PHC device 0 [ 3.044184] PPP generic driver version 2.4.2 [ 3.049501] PPP BSD Compression module registered [ 3.054353] PPP Deflate Compression module registered [ 3.059991] usbcore: registered new interface driver r8152 [ 3.065701] usbcore: registered new interface driver lan78xx [ 3.071583] usbcore: registered new interface driver cdc_ether [ 3.077562] usbcore: registered new interface driver cdc_eem [ 3.083500] usbcore: registered new interface driver smsc95xx [ 3.089413] usbcore: registered new interface driver net1080 [ 3.095293] usbcore: registered new interface driver cdc_subset [ 3.101424] usbcore: registered new interface driver zaurus [ 3.107144] usbcore: registered new interface driver MOSCHIP usb- ethernet driver [ 3.114840] usbcore: registered new interface driver sierra_net [ 3.121028] usbcore: registered new interface driver cdc_ncm [ 3.126862] usbcore: registered new interface driver qmi_wwan [ 3.132835] usbcore: registered new interface driver cdc_mbim [ 3.138607] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.145209] ehci-pci: EHCI PCI platform driver [ 3.149951] usbcore: registered new interface driver cdc_wdm [ 3.155907] usbcore: registered new interface driver usb-storage [ 3.162458] usbcore: registered new interface driver usbserial_generic [ 3.169462] usbserial: USB Serial support registered for generic [ 3.175898] usbcore: registered new interface driver ftdi_sio [ 3.181889] usbserial: USB Serial support registered for FTDI USB Serial Device [ 3.189345] usbcore: registered new interface driver option [ 3.195086] usbserial: USB Serial support registered for GSM modem (1-port) [ 3.202258] usbcore: registered new interface driver qcserial [ 3.208119] usbserial: USB Serial support registered for Qualcomm USB modem [ 3.233880] snvs_rtc 20cc000.snvs:snvs-rtc-lp: registered as rtc0 [ 3.240101] snvs_rtc 20cc000.snvs:snvs-rtc-lp: setting system clock to 1970-01-01T00:00:00 UTC (0) [ 3.249753] i2c /dev entries driver [ 3.268851] sdhci: Secure Digital Host Controller Interface driver [ 3.275192] sdhci: Copyright(c) Pierre Ossman [ 3.279581] sdhci-pltfm: SDHCI platform and OF driver helper [ 3.289992] caam 2100000.crypto: Entropy delay = 3200 [ 3.331171] mmc1: SDHCI controller on 2194000.mmc [2194000.mmc] using ADMA [ 3.338991] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA [ 3.356018] caam 2100000.crypto: Instantiated RNG4 SH0 [ 3.416778] caam 2100000.crypto: Instantiated RNG4 SH1 [ 3.422116] caam 2100000.crypto: device ID = 0x0a16010000000100 (Era 4) [ 3.428768] caam 2100000.crypto: job rings = 2, qi = 0 [ 3.453774] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA [ 3.462624] mmc2: new DDR MMC card at address 0001 [ 3.473278] mmcblk2: mmc2:0001 00016G 14.6 GiB [ 3.480232] mmcblk2boot0: mmc2:0001 00016G 4.00 MiB [ 3.481917] caam algorithms registered in /proc/crypto [ 3.487898] mmcblk2boot1: mmc2:0001 00016G 4.00 MiB [ 3.498687] caam 2100000.crypto: registering rng-caam [ 3.499061] mmcblk2rpmb: mmc2:0001 00016G 4.00 MiB, chardev (244:0) [ 3.524714] usbcore: registered new interface driver usbhid [ 3.530329] usbhid: USB HID core driver [ 3.543229] Initializing XFRM netlink socket [ 3.549810] NET: Registered protocol family 10 [ 3.551444] mmc3: new DDR MMC card at address 0001 [ 3.563454] Segment Routing with IPv6 [ 3.568381] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 3.572261] mmcblk3: mmc3:0001 E0004G 3.64 GiB [ 3.577406] NET: Registered protocol family 17 [ 3.579848] mmcblk3boot0: mmc3:0001 E0004G 4.00 MiB [ 3.583595] NET: Registered protocol family 15 [ 3.589477] mmcblk3boot1: mmc3:0001 E0004G 4.00 MiB [ 3.593057] can: controller area network core [ 3.593470] NET: Registered protocol family 29 [ 3.603122] mmcblk3rpmb: mmc3:0001 E0004G 4.00 MiB, chardev (244:1) [ 3.607179] can: raw protocol [ 3.617067] can: broadcast manager protocol [ 3.621569] can: netlink gateway - max_hops=1 [ 3.624307] mmcblk3: p1 p2 [ 3.626619] Key type dns_resolver registered [ 3.633579] random: fast init done [ 3.643820] Registering SWP/SWPB emulation handler [ 3.649438] Loading compiled-in X.509 certificates [ 3.748476] random: crng init done [ 3.821484] vddarm: supplied by SW1AB [ 3.828699] vddsoc: supplied by SW1C [ 4.431354] mhi mhi0: Wait for device to enter SBL or Mission mode [ 4.453212] mxs_phy 20c9000.usbphy: Data pin can't make good contact. [ 4.469544] ci_hdrc ci_hdrc.1: EHCI Host Controller [ 4.475134] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1 [ 4.511146] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00 [ 4.518600] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.13 [ 4.527211] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 4.534557] usb usb1: Product: EHCI Host Controller [ 4.539469] usb usb1: Manufacturer: Linux 5.13.6 ehci_hcd [ 4.544979] usb usb1: SerialNumber: ci_hdrc.1 [ 4.556250] hub 1-0:1.0: USB hub found [ 4.560622] hub 1-0:1.0: 1 port detected [ 4.590745] imx_thermal 20c8000.anatop:tempmon: Industrial CPU temperature grade - max:105C critical:100C passive:95C [ 4.861299] usb 1-1: new high-speed USB device number 2 using ci_hdrc [ 5.064624] usb 1-1: New USB device found, idVendor=04b4, idProduct=bd30, bcdDevice= 1.00 [ 5.073441] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5.087382] hub 1-1:1.0: USB hub found [ 5.091740] hub 1-1:1.0: 2 ports detected [ 5.511390] usb 1-1.1: new high-speed USB device number 3 using ci_hdrc [ 5.664449] usb 1-1.1: New USB device found, idVendor=04b4, idProduct=bd29, bcdDevice= 0.01 [ 5.673182] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 5.680706] usb 1-1.1: Product: Remote Download Wireless Adapter [ 5.687033] usb 1-1.1: Manufacturer: Cypress Semiconductor Corp. [ 5.693268] usb 1-1.1: SerialNumber: 000000000001 [ 5.801394] usb 1-1.2: new high-speed USB device number 4 using ci_hdrc [ 5.955345] usb 1-1.2: New USB device found, idVendor=04b4, idProduct=640c, bcdDevice= 1.12 [ 5.964169] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 5.971823] usb 1-1.2: Product: BCM2045A0 [ 5.975900] usb 1-1.2: Manufacturer: Cypress Semiconductor Corp. [ 5.982131] usb 1-1.2: SerialNumber: C0EE408051DF [ 11.355278] mhi-pci-generic 0000:01:00.0: failed to power up MHI controller [ 11.388118] mhi-pci-generic: probe of 0000:01:00.0 failed with error -110 [ 11.486711] Micrel KSZ9031 Gigabit PHY 2188000.ethernet-1:00: attached PHY driver (mii_bus:phy_addr=2188000.ethernet-1:00, irq=POLL) [ 13.593551] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx [ 13.603022] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 13.631198] IP-Config: Guessing netmask 255.0.0.0 [ 13.635979] IP-Config: Complete: [ 13.639253] device=eth0, hwaddr=00:01:02:03:04:05, ipaddr=10.0.0.2, mask=255.0.0.0, gw=255.255.255.255 [ 13.650225] host=10.0.0.2, domain=, nis-domain=(none) [ 13.655876] bootserver=255.255.255.0, rootserver=10.0.0.1, rootpath= [ 13.658492] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.682378] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.690228] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.699498] platform regulatory.0: Falling back to sysfs fallback for: regulatory.db [ 13.793260] VFS: Mounted root (nfs4 filesystem) on device 0:18. [ 13.800397] devtmpfs: mounted [ 13.806233] Freeing unused kernel memory: 1024K [ 13.852467] Run /sbin/init as init process [ 13.856611] with arguments: [ 13.859598] /sbin/init [ 13.862440] with environment: [ 13.865608] HOME=/ [ 13.867988] TERM=linux [ 15.234158] udevd[194]: starting version 3.2.8 [ 15.596370] udevd[195]: starting eudev-3.2.8 [ 16.670814] imx-sdma 20ec000.sdma: loaded firmware 3.5 [ 17.437497] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac4373 for chip BCM4373/0 [ 17.504203] usbcore: registered new interface driver brcmfmac [ 18.055918] usb 1-1.1: USB disconnect, device number 3 [ 18.130997] brcmfmac: brcmf_usb_dl_cmd: usb_submit_urb failed -19 [ 18.471584] usb 1-1.1: new high-speed USB device number 5 using ci_hdrc [ 18.586990] usbcore: registered new interface driver btusb [ 18.634846] usb 1-1.1: New USB device found, idVendor=04b4, idProduct=0bdc, bcdDevice= 0.01 [ 18.643568] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 18.651053] usb 1-1.1: Product: Cypress USB 802.11 Wireless Adapter [ 18.657354] usb 1-1.1: Manufacturer: Cypress Semiconductor Corp. [ 18.663477] usb 1-1.1: SerialNumber: 000000000001 [ 18.687763] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac4373 for chip BCM4373/0 [ 18.708346] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4373/0 wl0: Dec 20 2020 19:46:31 version 13.10.246.247 (fb87df5 CY) FWID 01- c041ac2e [ 43.992845] usb_otg_vbus: disabling [ 43.996645] SW4: disabling [ 46.813340] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 46.820435] Bluetooth: BNEP socket layer initialized root@target:~# Terminating... Skipping tty reset... Thanks for using picocom > > Regards, > Loic -- Thomas Perrot, Bootlin Embedded Linux and kernel engineering https://bootlin.com
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