请问一下怎样去解决1012A开发板U盘无法启动的问题呢

U盘FAT32;kernel镜像原厂

信息如下:


U-Boot 2018.03 (Feb 25 2019 - 03:16:08 +0000)

SoC:  LS1012A Rev2.0 (0x87040120)
Clock Configuration:
       CPU0(A53):1000 MHz
       Bus:      250  MHz  DDR:      1000 MT/s
Reset Configuration Word (RCW):
       00000000: 0800000a 00000000 00000000 00000000
       00000010: 35080000 c000000c 40000000 00001800
       00000020: 00000000 00000000 00000000 00014572
       00000030: 00000000 1082a120 00000096 00000000
I2C:   ready
DRAM:  446 MiB
ds2460 write secret ok
Using SERDES1 Protocol: 13576 (0x3508)
PPA Firmware: Version LSDK-18.06-Forlinx
SEC Firmware: 'loadables' present in config
loadables: 'trustedOS@1'
WARNING: Calling __hwconfig without a buffer and before environment is ready
MMC:   FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from SPI Flash... SF: Detected w25q128bv with page size 256 Bytes, erase size 4 KiB, total 16 MiB
OK
In:    serial
Out:   serial
Err:   serial
Model: OK1012-C
Board: OK1012-C
SATA link 0 timeout.
AHCI 0001.0301 32 slots 1 ports 6 Gbps 0x1 impl SATA mode
flags: 64bit ncq pm clo only pmp fbss pio slum part ccc apst
Found 0 device(s).
SCSI:  Net:   PFE class pe firmware
PFE tmu pe firmware
pfe_configure_serdes 0
eth0: pfe_eth0, eth1: pfe_eth1
Hit any key to stop autoboot:  0
Stopping PFE...
starting USB...
USB0:   Register 200017f NbrPorts 2
Starting the controller
USB XHCI 1.00
scanning bus 0 for devices... 1 USB Device(s) found
       scanning u*** for storage devices... 0 Storage Device(s) found

Device 0: device type unknown
switch to partitions #0, OK
mmc1(part 0) is current device
Scanning mmc 1:1...
Found U-Boot script /boot/ls1012ardb_boot.scr
867 bytes read in 15 ms (55.7 KiB/s)
## Executing script at 80000000
** Unable to read file /boot/uEnv.txt **
21590528 bytes read in 1108 ms (18.6 MiB/s)
12481 bytes read in 16 ms (761.7 KiB/s)
## Flattened Device Tree blob at 90000000
   Booting using the fdt blob at 0x90000000
   Using Device Tree in place at 0000000090000000, end 00000000900060c0
WARNING: fdt_fixup_stdout: could not read serial0 alias: FDT_ERR_NOTFOUND
PCIe0: pcie@3400000 Root Complex: x1 gen1

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 4.14.47 (root@ubuntu) (gcc version 7.3.0 (Ubuntu/Linaro 7.3.0-27ubuntu1~18.04)) #9 SMP PREEMPT Thu Aug 27 18:09:53 PDT 2020
[    0.000000] Boot CPU: AArch64 Processor [410fd034]
[    0.000000] Machine model: LS1012A RDB Board
[    0.000000] earlycon: uart8250 at MMIO 0x00000000021c0500 (options '')
[    0.000000] bootconsole [uart8250] enabled
[    0.000000] efi: Getting EFI parameters from FDT:
[    0.000000] efi: UEFI not found.
[    0.000000] cma: Reserved 16 MiB at 0x000000009ac00000
[    0.000000] NUMA: No NUMA configuration found
[    0.000000] NUMA: Faking a node at [mem 0x0000000000000000-0x000000009bdfffff]
[    0.000000] NUMA: NODE_DATA [mem 0x9bde5d00-0x9bde74bf]
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x0000000080000000-0x000000009bdfffff]
[    0.000000]   Normal   empty
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x0000000080000000-0x000000009bdfffff]
[    0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x000000009bdfffff]
[    0.000000] psci: probing for conduit method from DT.
[    0.000000] psci: PSCIv0.2 detected in firmware.
[    0.000000] psci: Using standard PSCI v0.2 function IDs
[    0.000000] psci: Trusted OS migration not required
[    0.000000] percpu: Embedded 24 pages/cpu @ffff80001bdc6000 s59992 r8192 d30120 u98304
[    0.000000] Detected VIPT I-cache on CPU0
[    0.000000] CPU features: enabling workaround for ARM erratum 845719
[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 112392
[    0.000000] Policy zone: DMA
[    0.000000] Kernel command line: console=ttyS0,115200 earlycon=uart8250,mmio,0x21c0500 root=PARTUUID=ae7ba4b2-02 rw rootwait
[    0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes)
[    0.000000] Memory: 389304K/456704K available (13052K kernel code, 1436K rwdata, 5304K rodata, 1216K init, 985K bss, 51016K reserved, 16384K cma-reserved)
[    0.000000] Virtual kernel memory layout:
[    0.000000]     modules : 0xffff000000000000 - 0xffff000008000000   (   128 MB)
[    0.000000]     vmalloc : 0xffff000008000000 - 0xffff7dffbfff0000   (129022 GB)
[    0.000000]       .text : 0xffff000008080000 - 0xffff000008d40000   ( 13056 KB)
[    0.000000]     .rodata : 0xffff000008d40000 - 0xffff000009280000   (  5376 KB)
[    0.000000]       .init : 0xffff000009280000 - 0xffff0000093b0000   (  1216 KB)
[    0.000000]       .data : 0xffff0000093b0000 - 0xffff000009517200   (  1437 KB)
[    0.000000]        .bss : 0xffff000009517200 - 0xffff00000960d7d0   (   986 KB)
[    0.000000]     fixed   : 0xffff7dfffe7f9000 - 0xffff7dfffec00000   (  4124 KB)
[    0.000000]     PCI I/O : 0xffff7dfffee00000 - 0xffff7dffffe00000   (    16 MB)
[    0.000000]     vmemmap : 0xffff7e0000000000 - 0xffff800000000000   (  2048 GB maximum)
[    0.000000]               0xffff7e0000000000 - 0xffff7e00006f8000   (     6 MB actual)
[    0.000000]     memory  : 0xffff800000000000 - 0xffff80001be00000   (   446 MB)
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000]  RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=1.
[    0.000000]  Tasks RCU enabled.
[    0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[    0.000000] GIC: Using split EOI/Deactivate mode
[    0.000000] arch_timer: cp15 timer(s) running at 25.00MHz (phys).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x5c40939b5, max_idle_ns: 440795202646 ns
[    0.000004] sched_clock: 56 bits at 25MHz, resolution 40ns, wraps every 4398046511100ns
[    0.008449] Console: colour dummy device 80x25
[    0.012987] Calibrating delay loop (skipped), value calculated using timer frequency.. 50.00 BogoMIPS (lpj=100000)
[    0.023430] pid_max: default: 32768 minimum: 301
[    0.028168] Security Framework initialized
[    0.032642] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[    0.039832] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes)
[    0.046780] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes)
[    0.053459] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes)
[    0.076649] ASID allocator initialised with 32768 entries
[    0.082173] Hierarchical SRCU implementation.
[    0.094959] EFI services will not be available.
[    0.107550] smp: Bringing up secondary CPUs ...
[    0.112126] smp: Brought up 1 node, 1 CPU
[    0.116168] SMP: Total of 1 processors activated.
[    0.120915] CPU features: detected feature: 32-bit EL0 Support
[    0.126797] CPU features: detected feature: Kernel page table isolation (KPTI)
[    0.136951] CPU: All CPU(s) started at EL2
[    0.141088] alternatives: patching kernel code
[    0.146256] devtmpfs: initialized
[    0.151678] random: get_random_u32 called from bucket_table_alloc+0x108/0x258 with crng_init=0
[    0.164804] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.174679] futex hash table entries: 256 (order: 2, 16384 bytes)
[    0.181459] xor: measuring software checksum speed
[    0.226411]    8regs     :  1918.000 MB/sec
[    0.270680]    8regs_prefetch:  1710.000 MB/sec
[    0.315297]    32regs    :  2359.000 MB/sec
[    0.359555]    32regs_prefetch:  1983.000 MB/sec
[    0.364210] xor: using function: 32regs (2359.000 MB/sec)
[    0.369660] pinctrl core: initialized pinctrl subsystem
[    0.376808] DMI not present or invalid.
[    0.382206] NET: Registered protocol family 16
[    0.389538] cpuidle: using governor menu
[    0.395719] vdso: 2 pages (1 code @ ffff000008d46000, 1 data @ ffff0000093b5000)
[    0.403558] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    0.411598] DMA: preallocated 256 KiB pool for atomic allocations
[    0.418744] Serial: AMBA PL011 UART driver
[    0.426122] Machine: LS1012A RDB Board
[    0.430765] SoC family: QorIQ LS1012A
[    0.434510] SoC ID: svr:0x87040120, Revision: 2.0
[    0.506031] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    0.593084] raid6: int64x1  gen()   399 MB/s
[    0.665550] raid6: int64x1  xor()   372 MB/s
[    0.738014] raid6: int64x2  gen()   596 MB/s
[    0.810426] raid6: int64x2  xor()   510 MB/s
[    0.882862] raid6: int64x4  gen()   907 MB/s
[    0.955298] raid6: int64x4  xor()   639 MB/s

[    1.027720] raid6: int64x8  gen()   837 MB/s
[    1.100134] raid6: int64x8  xor()   631 MB/s
[    1.172549] raid6: neonx1   gen()   625 MB/s
[    1.244945] raid6: neonx1   xor()   721 MB/s
[    1.317344] raid6: neonx2   gen()  1024 MB/s
[    1.389743] raid6: neonx2   xor()  1027 MB/s
[    1.462135] raid6: neonx4   gen()  1325 MB/s
[    1.534545] raid6: neonx4   xor()  1233 MB/s
[    1.606968] raid6: neonx8   gen()  1442 MB/s
[    1.679383] raid6: neonx8   xor()  1309 MB/s
[    1.683689] raid6: using algorithm neonx8 gen() 1442 MB/s
[    1.689131] raid6: .... xor() 1309 MB/s, rmw enabled
[    1.694135] raid6: using neon recovery algorithm
[    1.699326] ACPI: Interpreter disabled.
[    1.710250] vgaarb: loaded
[    1.713532] SCSI subsystem initialized
[    1.722179] u***core: registered new inte**ce driver u***fs
[    1.728499] u***core: registered new inte**ce driver hub
[    1.734047] u***core: registered new device driver u***
[    1.739913] imx-i2c 2180000.i2c: can't get pinctrl, bus recovery not supported
[    1.748164] i2c i2c-0: IMX I2C adapter registered
[    1.753131] i2c i2c-0: can't use DMA, using PIO instead.
[    1.759293] pps_core: LinuxPPS API ver. 1 registered
[    1.764734] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    1.774073] PTP clock support registered
[    1.778384] EDAC MC: Ver: 3.0.0
[    1.782398] dmi: Firmware registration failed.
[    1.787248] No BMan portals available!
[    1.791462] QMan: Allocated lookup table at ffff00000a6dd000, entry count 65537
[    1.798929] No QMan portals available!
[    1.802806] No USDPAA memory, no 'fsl,usdpaa-mem' in device-tree
[    1.809537] Advanced Linux Sound Architecture Driver Initialized.
[    1.900399] clocksource: Switched to clocksource arch_sys_counter
[    1.912567] VFS: Disk quotas dquot_6.6.0
[    1.920404] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    1.936350] pnp: PnP ACPI: disabled
[    1.961888] NET: Registered protocol family 2
[    1.969092] TCP established hash table entries: 4096 (order: 3, 32768 bytes)
[    1.984390] TCP bind hash table entries: 4096 (order: 4, 65536 bytes)
[    2.000411] TCP: Hash tables configured (established 4096 bind 4096)
[    2.012458] UDP hash table entries: 256 (order: 1, 8192 bytes)
[    2.024361] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[    2.036485] NET: Registered protocol family 1
[    2.060447] RPC: Registered named UNIX socket transport module.
[    2.072345] RPC: Registered udp transport module.
[    2.080344] RPC: Registered tcp transport module.
[    2.092345] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    2.104853] hw perfevents: no interrupt-affinity property for /pmu, guessing.
[    2.120427] hw perfevents: enabled with armv8_pmuv3 PMU driver, 7 counters available
[    2.136711] kvm [1]: 8-bit VMID
[    2.144978] kvm [1]: vgic interrupt IRQ1
[    2.152427] kvm [1]: Hyp mode initialized successfully
[    2.173108] audit: initializing netlink subsys (disabled)
[    2.184903] audit: type=2000 audit(2.020:1): state=initialized audit_enabled=0 res=1
[    2.192977] workingset: timestamp_bits=44 max_order=17 bucket_order=0
[    2.193524] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[    2.197939] NFS: Registering the id_resolver key type
[    2.197962] Key type id_resolver registered
[    2.197964] Key type id_legacy registered
[    2.197973] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    2.198157] fuse init (API version 7.26)
[    2.198340] 9p: Installing v9fs 9p2000 file system support
[    2.269359] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
[    2.281926] io scheduler noop registered
[    2.282002] io scheduler cfq registered (default)
[    2.282005] io scheduler mq-deadline registered
[    2.282007] io scheduler kyber registered
[    2.296722] OF: PCI: host bridge /soc/pcie@3400000 ranges:
[    2.296741] OF: PCI:    IO 0x4000010000..0x400001ffff -> 0x00000000
[    2.296750] OF: PCI:   MEM 0x4040000000..0x407fffffff -> 0x40000000
[    2.297073] layerscape-pcie 3400000.pcie: PCI host bridge to bus 0000:00
[    2.297082] pci_bus 0000:00: root bus resource [bus 00-ff]
[    2.297088] pci_bus 0000:00: root bus resource [io  0x0000-0xffff]
[    2.297095] pci_bus 0000:00: root bus resource [mem 0x4040000000-0x407fffffff] (bus address [0x40000000-0x7fffffff])
[    2.308576] pci 0000:00:00.0: BAR 14: assigned [mem 0x4040000000-0x40400fffff]
[    2.308586] pci 0000:00:00.0: BAR 15: assigned [mem 0x4040100000-0x40401fffff 64bit pref]
[    2.308591] pci 0000:00:00.0: BAR 13: assigned [io  0x1000-0x1fff]
[    2.308598] pci 0000:00:00.0: BAR 6: assigned [mem 0x4040200000-0x40402007ff pref]
[    2.308608] pci 0000:01:00.0: BAR 4: assigned [mem 0x4040100000-0x4040103fff 64bit pref]
[    2.308662] pci 0000:01:00.0: BAR 2: assigned [mem 0x4040000000-0x4040000fff 64bit]
[    2.308713] pci 0000:01:00.0: BAR 0: assigned [io  0x1000-0x10ff]
[    2.308732] pci 0000:00:00.0: PCI bridge to [bus 01-ff]
[    2.308737] pci 0000:00:00.0:   bridge window [io  0x1000-0x1fff]
[    2.308744] pci 0000:00:00.0:   bridge window [mem 0x4040000000-0x40400fffff]
[    2.308749] pci 0000:00:00.0:   bridge window [mem 0x4040100000-0x40401fffff 64bit pref]
[    2.309160] pcieport 0000:00:00.0: Signaling PME with IRQ 25
[    2.309366] pcieport 0000:00:00.0: AER enabled with IRQ 24
[    2.317090] Freescale LS2 console driver
[    2.317268] fsl-ls2-console: device fsl_mc_console registered
[    2.317397] fsl-ls2-console: device fsl_aiop_console registered
[    2.333066] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    2.344099] console [ttyS0] disabled
[    2.695990] 21c0500.serial: ttyS0 at MMIO 0x21c0500 (irq = 14, base_baud = 7812500) is a 16550A
[    2.712373] console [ttyS0] enabled
[    2.712373] console [ttyS0] enabled
[    2.728345] bootconsole [uart8250] disabled
[    2.728345] bootconsole [uart8250] disabled
[    2.745374] 21c0600.serial: ttyS1 at MMIO 0x21c0600 (irq = 14, base_baud = 7812500) is a 16550A
[    2.765317] SuperH (H)SCI(F) driver initialized
[    2.776384] msm_serial: driver initialized
[    2.785571] cacheinfo: Unable to detect cache hierarchy for CPU 0
[    2.817364] brd: module loaded
[    2.836072] loop: module loaded
[    2.846970] ahci-qoriq 3200000.sata: AHCI 0001.0301 32 slots 1 ports 6 Gbps 0x1 impl platform mode
[    2.868378] ahci-qoriq 3200000.sata: flags: 64bit ncq sntf pm clo only pmp fbs pio slum part ccc sds apst
[    2.893606] scsi host0: ahci-qoriq
[    2.900656] ata1: SATA max UDMA/133 mmio [mem 0x03200000-0x0320ffff] port 0x100 irq 21
[    2.922899] random: fast init done
[    2.926753] fsl-quadspi 1550000.quadspi: w25q128 (16384 Kbytes)
[    2.943519] libphy: Fixed MDIO Bus: probed
[    2.958211] tun: Universal TUN/TAP device driver, 1.6
[    2.969760] Freescale FM module, FMD API version 21.1.0
[    2.984674] Freescale FM Ports module
[    2.988426] fsl_mac: fsl_mac: FSL FMan MAC API based driver
[    3.000543] fsl_dpa: FSL DPAA Ethernet driver
[    3.012603] fsl_advanced: FSL DPAA Advanced drivers:
[    3.020365] fsl_proxy: FSL DPAA Proxy initialization driver
[    3.032494] fsl_oh: FSL FMan Offline Parsing port driver
[    3.044823] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI
[    3.060390] e1000: Copyright (c) 1999-2006 Intel Corporation.
[    3.068482] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k
[    3.080389] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
[    3.092442] igb: Intel(R) Gigabit Ethernet Network Driver - version 5.4.0-k
[    3.108355] igb: Copyright (c) 2007-2014 Intel Corporation.
[    3.120433] igbvf: Intel(R) Gigabit Virtual Function Network Driver - version 2.4.0-k
[    3.136356] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
[    3.147868] sky2: driver version 1.30
[    3.156864] PPP generic driver version 2.4.2
[    3.164628] PPP BSD Compression module registered
[    3.174445] PPP Deflate Compression module registered
[    3.184389] PPP MPPE Compression module registered
[    3.194265] NET: Registered protocol family 24
[    3.204477] u***core: registered new inte**ce driver asix
[    3.215060] u***core: registered new inte**ce driver ax88179_178a
[    3.226329] u***core: registered new inte**ce driver cdc_ether
[    3.232202] ata1: SATA link down (SStatus 0 SControl 300)
[    3.252440] u***core: registered new inte**ce driver net1080
[    3.264425] u***core: registered new inte**ce driver cdc_subset
[    3.276425] u***core: registered new inte**ce driver zaurus
[    3.284444] u***core: registered new inte**ce driver cdc_ncm
[    3.296441] u***core: registered new inte**ce driver huawei_cdc_ncm
[    3.313109] VFIO - User Level meta-driver version: 0.3
[    3.330580] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    3.344394] ehci-pci: EHCI PCI platform driver
[    3.356529] ehci-platform: EHCI generic platform driver
[    3.364594] ehci-orion: EHCI orion driver
[    3.372576] ehci-exynos: EHCI EXYNOS driver
[    3.384513] ehci-msm: Qualcomm On-Chip EHCI Host Controller
[    3.396496] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    3.408373] ohci-pci: OHCI PCI platform driver
[    3.416470] ohci-platform: OHCI generic platform driver
[    3.428533] ohci-exynos: OHCI EXYNOS driver
[    3.436841] xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
[    3.448380] xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 1
[    3.464858] xhci-hcd xhci-hcd.0.auto: hcc params 0x0220f66d hci version 0x100 quirks 0x02010010
[    3.480390] xhci-hcd xhci-hcd.0.auto: irq 20, io mem 0x02f00000

[    3.493042] hub 1-0:1.0: USB hub found
[    3.504393] hub 1-0:1.0: 1 port detected
[    3.512731] xhci-hcd xhci-hcd.0.auto: xHCI Host Controller
[    3.524369] xhci-hcd xhci-hcd.0.auto: new USB bus registered, assigned bus number 2
[    3.536368] xhci-hcd xhci-hcd.0.auto: Host supports USB 3.0  SuperSpeed
[    3.552408] u*** u***2: We don't know the algorithms for LPM for this host, disabling LPM.
[    3.568953] hub 2-0:1.0: USB hub found
[    3.576385] hub 2-0:1.0: 1 port detected
[    3.585292] u***core: registered new inte**ce driver cdc_wdm
[    3.596515] u***core: registered new inte**ce driver u***-storage
[    3.608545] u***core: registered new inte**ce driver u***serial
[    3.620449] u***core: registered new inte**ce driver u***serial_generic
[    3.636416] u***serial: USB Serial support registered for generic
[    3.648437] u***core: registered new inte**ce driver cp210x
[    3.660420] u***serial: USB Serial support registered for cp210x
[    3.672443] u***core: registered new inte**ce driver option
[    3.684411] u***serial: USB Serial support registered for GSM modem (1-port)
[    3.696559] u***core: registered new inte**ce driver pl2303
[    3.708422] u***serial: USB Serial support registered for pl2303
[    3.720664] u***core: registered new inte**ce driver cdc_xr_u***_serial
[    3.732367] xr_u***_serial_common: Exar USB UART (serial port) driver
[    3.754185] i2c /dev entries driver
[    3.766270] IR NEC protocol handler initialized
[    3.776369] IR RC5(x/sz) protocol handler initialized
[    3.788363] IR RC6 protocol handler initialized
[    3.796402] IR JVC protocol handler initialized
[    3.804345] IR Sony protocol handler initialized
[    3.812345] IR SANYO protocol handler initialized
[    3.824345] IR Sharp protocol handler initialized
[    3.832345] IR MCE Keyboard/mouse protocol handler initialized
[    3.844344] IR XMP protocol handler initialized
[    3.856382] u*** 1-1: new high-speed USB device number 2 using xhci-hcd
[    3.865049] imx2-wdt 2ad0000.wdog: timeout 60 sec (nowayout=0)
[    3.866658] qoriq_cpufreq: Freescale QorIQ CPU frequency scaling driver
[    3.867820] sdhci: Secure Digital Host Controller Inte**ce driver
[    3.867823] sdhci: Copyright(c) Pierre Ossman
[    3.868310] Synopsys Designware ** Card Inte**ce Driver
[    3.869652] sdhci-pltfm: SDHCI platform and OF driver helper
[    3.984360] mmc0: SDHCI controller on 1560000.esdhc [1560000.esdhc] using ADMA 64-bit
[    4.040362] mmc1: SDHCI controller on 1580000.esdhc [1580000.esdhc] using ADMA 64-bit
[    4.058538] ledtrig-cpu: registered to indicate activity on CPUs
[    4.078632] u***core: registered new inte**ce driver u***hid
[    4.092498] u***hid: USB HID core driver
[    4.101426] No fsl,qman node
[    4.106551] u***-storage 1-1:1.0: USB Mass Storage device detected
[    4.124397] scsi host1: u***-storage 1-1:1.0
[    4.141566] Freescale USDPAA process driver
[    4.153353] fsl-usdpaa: no region found
[    4.164362] Freescale USDPAA process IRQ driver
[    4.168994] mmc1: new HS200 MMC card at address 0001
[    4.172463] mmcblk1: mmc1:0001 Q2J55L 7.09 GiB
[    4.177686] mmcblk1boot0: mmc1:0001 Q2J55L partition 1 16.0 MiB
[    4.180377] mmcblk1boot1: mmc1:0001 Q2J55L partition 2 16.0 MiB
[    4.180572] mmcblk1rpmb: mmc1:0001 Q2J55L partition 3 4.00 MiB
[    4.181784]  mmcblk1: p1 p2
[    4.241654] optee: probing for conduit method from DT.
[    4.252899] optee: initialized driver
[    4.262007] Netfilter messages via NETLINK v0.30.
[    4.272502] nf_conntrack version 0.5.0 (3584 buckets, 14336 max)
[    4.284489] nf_tables: (c) 2007-2009 Patrick McHardy <kaber@trash.net>
[    4.296347] nf_tables_compat: (c) 2012 Pablo Neira Ayuso <pablo@netfilter.org>
[    4.312545] ip_tables: (C) 2000-2006 Netfilter Core Team
[    4.324583] Initializing XFRM netlink socket
[    4.332480] NET: Registered protocol family 10
[    4.348541] Segment Routing with IPv6
[    4.352306] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    4.476356] NET: Registered protocol family 17
[    4.484366] NET: Registered protocol family 15
[    4.496391] Bridge firewalling registered
[    4.504359] Ebtables v2.0 registered
[    4.512454] l2tp_core: L2TP core driver, V2.0
[    4.520360] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[    4.528347] 8021q: 802.1Q VLAN Support v1.8
[    4.536381] 9pnet: Installing 9P2000 support
[    4.544485] Key type dns_resolver registered
[    4.557302] registered taskstats version 1
[    4.565019] Btrfs loaded, crc32c=crc32c-generic
[    4.577478] hctosys: unable to open rtc device (rtc0)
[    4.588440] ALSA device list:
[    4.591408]   No soundcards found.
[    5.158366] EXT4-fs (mmcblk1p2): 1 orphan inode deleted
[    5.163773] scsi 1:0:0:0: Direct-Access     Generic  Flash Disk       8.07 PQ: 0 ANSI: 4
[    5.165577] sd 1:0:0:0: [sda] 30720000 512-byte logical blocks: (15.7 GB/14.6 GiB)
[    5.166232] sd 1:0:0:0: [sda] Write Protect is off
[    5.166905] sd 1:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[    5.179110]  sda: sda1
[    5.181468] sd 1:0:0:0: [sda] Attached SCSI removable disk
[    5.248351] EXT4-fs (mmcblk1p2): recovery complete
[    5.268936] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null)
[    5.284385] VFS: Mounted root (ext4 filesystem) on device 179:2.
[    5.297060] devtmpfs: mounted
[    5.304925] Freeing unused kernel memory: 1216K
[    5.557468] systemd[1]: System time before build time, advancing clock.
[    5.588752] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[    5.632667] systemd[1]: Detected architecture arm64.
Welcome to Ubuntu 18.04.1 LTS!

[    5.664919] systemd[1]: Set hostname to .
[    6.189076] systemd[1]: File /lib/systemd/system/systemd-udevd.service:34 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling.
[    6.224362] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.)
[    6.452539] random: systemd: uninitialized urandom read (16 bytes read)
[    6.468828] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[  OK  ] Started Forward Password Requests to Wall Directory Watch.
[    6.500471] random: systemd: uninitialized urandom read (16 bytes read)
[    6.514194] systemd[1]: Created slice User and Session Slice.
[  OK  ] Created slice User and Session Slice.
[    6.544463] random: systemd: uninitialized urandom read (16 bytes read)
[    6.556407] systemd[1]: Reached target Swap.
[  OK  ] Reached target Swap.
[    6.576462] systemd[1]: Reached target Libvirt guests shutdown.
[  OK  ] Reached target Libvirt guests shutdown.
[    6.604763] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[  OK  ] Started Dispatch Password Requests to Console Directory Watch.
[  OK  ] Reached target Local Encrypted Volumes.
[  OK  ] Reached target Remote File Systems.
[  OK  ] Created slice System Slice.
[  OK  ] Created slice system-serialx2dgetty.slice.
[  OK  ] Listening on udev Control Socket.
[  OK  ] Listening on Device-mapper event daemon FIFOs.
[  OK  ] Listening on Syslog Socket.
[  OK  ] Listening on Journal Socket (/dev/log).
[  OK  ] Listening on Journal Audit Socket.
[  OK  ] Reached target Slices.
[  OK  ] Listening on LVM2 poll daemon socket.
[  OK  ] Listening on /dev/initctl Compatibility Named Pipe.
[  OK  ] Listening on Journal Socket.
         Starting Availability of block devices...
         Mounting POSIX Message Queue File System...
         Starting Remount Root and Kernel File Systems...
         Starting Set the console keyboard layout...
         Starting Journal Service...
         Mounting Kernel Debug File System...
[  OK  ] Listening on udev Kernel Socket.
         Starting udev Coldplug all Devices...
[  OK  ] Listening on Network Service Netlink Socket.
         Mounting Huge Pages File System...
         Starting Create list of required st…ce nodes for the current kernel...
[  OK  ] Reached target Paths.
[  OK  ] Listening on LVM2 metadata daemon socket.
         Starting Monitoring of LVM2 mirrors…ng dmeventd or progress polling...
         Starting Load Kernel Modules...
[  OK  ] Started Availability of block devices.
[  OK  ] Mounted POSIX Message Queue File System.
[  OK  ] Started Remount Root and Kernel File Systems.
[  OK  ] Mounted Kernel Debug File System.
[  OK  ] Mounted Huge Pages File System.
[  OK  ] Started Create list of required sta…vice nodes for the current kernel.
         Starting Create Static Device Nodes in /dev...
         Starting Load/Save Random Seed...
[  OK  ] Started Load Kernel Modules.
         Starting Apply Kernel Variables...
         Mounting Kernel Configuration File System...
         Mounting FUSE Control File System...
[  OK  ] Mounted FUSE Control File System.
[  OK  ] Mounted Kernel Configuration File System.
[  OK  ] Started Load/Save Random Seed.
[  OK  ] Started Create Static Device Nodes in /dev.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Started LVM2 metadata daemon.
         Starting udev Kernel Device Manager...

[  OK  ] Started udev Kernel Device Manager.
[  OK  ] Started Journal Service.
         Starting Flush Journal to Persistent Storage...
[  OK  ] Started Flush Journal to Persistent Storage.
[  OK  ] Started Set the console keyboard layout.
[  OK  ] Started udev Coldplug all Devices.
[  OK  ] Found device /dev/ttyS0.
[   11.434696] lm90 0-004c: Failed to initialize device
[   11.497285] pe_load_ddr_section: load address(3fb0000) and elf file address(ffff00000a3ff000) rcvd
[  OK  ] Started Monit[   13.921125] 5a
oring of LVM2 mirrors,…sing dmeventd or progress polling.
[  OK  ] Reached targe[   13.921130] e6
t Local File Systems (Pre).
[  OK     13.975548] 2a
m] Reached target Local File Systems.
         Starting Create [   14.032657] 1f
Volatile Files and Directories...
         [   14.139786] c0
Starting Set console font and keymap...
         [   14.224673] 7d
Starting netfilter persistent configuration...
         Starting ebtables ruleset management...
Starting QEMU KVM preparation - module, ksm, hugepages...
[  OK     14.670345]m] Started Create Volatile Files and Directories.
[  OK     14.719342]m] Started Set console font and keymap.
[  OK     14.742277]m] Started netfilter persistent configuration.
[  OK  ] Started QEMU KVM preparation - module, ksm, h[   14.789640] ugepages.
Starting Update UTMP about System Boot/Shutdown...
[  OK  ] Started ebtables ruleset management.
[  OK  ] Reached target Network (Pre).
         Starting Network Service...
         Starting Raise network inte**ces...
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Reached target System Initialization.
[  OK  ] Listening on D-Bus System Message Bus Socket.
[  OK  ] Listening on Virtual machine lock manager socket.
         Starting Docker Socket for the API.
[  OK  ] Started Daily apt download activities.
[  OK  ] Started Daily apt upgrade and clean activities.
[  OK  ] Started Daily Cleanup of Temporary Directories.
[  OK  ] Started Clean PHP session files every 30 mins.
[  OK  ] Started Message of the Day.
[  OK  ] Started Discard unused blocks once a week.
[  OK  ] Reached target Timers.
         Starting LXD - unix socket.
[  OK  ] Listening on Virtual machine log manager socket.
[  OK  ] Listening on Docker Socket for the API.
[  OK  ] Listening on LXD - unix socket.
[  OK  ] Reached target Sockets.
[  OK  ] Reached target Basic System.
[  OK  ] Started D-Bus System Message Bus.
         Starting System Logging Service...
         Starting Dispatcher daemon for systemd-networkd...
         Starting Resets System Activity Data Collector...
[  OK  ] Started LTTng session daemon.
         Starting LXD - container startup/shutdown...
[  OK  ] Started FUSE filesystem for LXC.
         Starting LSB: Mount debugfs on /sys/kernel/debug...
         Starting hwclock...
         Starting Initialize hardware monitoring sensors...
         Starting LSB: Load kernel modules needed to enable cpufreq scaling...
[  OK  ] Started Set the CPU Frequency Scaling governor.
[  OK  ] Started Regular background program processing daemon.
         Starting Login Service...
[  OK  ] Started Resets System Activity Data Collector.
[  OK  ] Started System Logging Service.
[  OK  ] Started Initialize hardware monitoring sensors.
[  OK  ] Started LSB: Mount debugfs on /sys/kernel/debug.
[FAILED] Failed to start hwclock.
See 'systemctl status hwclock.service' for details.
[  OK  ] Started Login Service.
[  OK  ] Started LXD - container startup/shutdown.
[  OK  ] Started LSB: Load kernel modules needed to enable cpufreq scaling.
         Starting LSB: set CPUFreq kernel parameters...
[  OK  ] Started Raise network inte**ces.
[  OK  ] Started LSB: set CPUFreq kernel parameters.
         Starting LSB: Set sysfs variables from /etc/sysfs.conf...
[  OK  ] Started LSB: Set sysfs variables from /etc/sysfs.conf.
[  OK  ] Started Network Service.
         Starting Network Name Resolution...
         Starting Wait for Network to be Configured...
[  OK  ] Started Network Name Resolution.
[  OK  ] Reached target Network.
         Starting Lighttpd Daemon...
         Starting OpenBSD Secure Shell server...
         Starting Virtualization daemon...
         Starting vsftpd FTP server...
         Starting Permit User Sessions...
[  OK  ] Started Unattended Upgrades Shutdown.
[  OK  ] Reached target Host and Network Name Lookups.
[  OK  ] Started vsftpd FTP server.
[  OK  ] Started Permit User Sessions.
         Starting Set console scheme...
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Started Set console scheme.
[  OK  ] Created slice system-getty.slice.
[  OK  ] Started Getty on tty1.
[  OK  ] Reached target Login Prompts.
[  OK  ] Started OpenBSD Secure Shell server.
[  OK  ] Started Lighttpd Daemon.

Ubuntu 18.04.1 LTS localhost ttyS0