v0.6-92-g2dd77564684c boot log

U-Boot SPL 2017.05-armbian (Jun 15 2017 - 03:38:31)
DRAM: 512 MiB
Trying to boot from MMC1


U-Boot 2017.05-armbian (Jun 15 2017 - 03:38:31 +0200) Allwinner Technology

CPU:   Allwinner H3 (SUN8I 1680)
Model: Xunlong Orange Pi Zero
DRAM:  512 MiB
MMC:   SUNXI SD/MMC: 0
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
Net:   phy interface0
eth0: ethernet@1c30000
Hit any key to stop autoboot:  0 
reading /boot/boot.bmp
** Unable to read file /boot/boot.bmp **
reading boot.bmp
** Unable to read file boot.bmp **
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
Found U-Boot script /boot/boot.scr
reading /boot/boot.scr
2350 bytes read in 26 ms (87.9 KiB/s)
## Executing script at 43100000
U-boot loaded from SD
Boot script loaded from mmc
reading /boot/armbianEnv.txt
182 bytes read in 22 ms (7.8 KiB/s)
reading /boot/dtb/sun8i-h2-plus-orangepi-zero.dtb
17526 bytes read in 40 ms (427.7 KiB/s)
reading boot/dtb/overlay/sun8i-h3-usbhost0.dtbo
** Unable to read file boot/dtb/overlay/sun8i-h3-usbhost0.dtbo **
reading dtb/overlay/sun8i-h3-usbhost0.dtbo
** Unable to read file dtb/overlay/sun8i-h3-usbhost0.dtbo **
reading boot/dtb/overlay/sun8i-h3-usbhost2.dtbo
** Unable to read file boot/dtb/overlay/sun8i-h3-usbhost2.dtbo **
reading dtb/overlay/sun8i-h3-usbhost2.dtbo
** Unable to read file dtb/overlay/sun8i-h3-usbhost2.dtbo **
reading boot/dtb/overlay/sun8i-h3-usbhost3.dtbo
** Unable to read file boot/dtb/overlay/sun8i-h3-usbhost3.dtbo **
reading dtb/overlay/sun8i-h3-usbhost3.dtbo
** Unable to read file dtb/overlay/sun8i-h3-usbhost3.dtbo **
reading /boot/uInitrd
43071406 bytes read in 3199 ms (12.8 MiB/s)
reading /boot/zImage
4920008 bytes read in 401 ms (11.7 MiB/s)
## Loading init Ramdisk from Legacy Image at 43300000 ...
   Image Name:   
   Image Type:   ARM Linux RAMDisk Image (lzma compressed)
   Data Size:    43071342 Bytes = 41.1 MiB
   Load Address: 00000000
   Entry Point:  00000000
   Verifying Checksum ... OK
## Flattened Device Tree blob at 43000000
   Booting using the fdt blob at 0x43000000
   reserving fdt memory region: addr=43000000 size=6a000
   Loading Device Tree to 49f93000, end 49ffffff ... OK

Starting kernel ...

[    0.000000] Booting Linux on physical CPU 0x0
[    0.000000] Linux version 4.13.0 (hamish@x230i5) (gcc version 6.3.0 20170516 (Debian 6.3.0-18)) #25 SMP Tue Sep 12 14:03:50 HKT 2017
[    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=50c5387d
[    0.000000] CPU: div instructions available: patching division code
[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[    0.000000] OF: fdt: Machine model: Xunlong Orange Pi Zero
[    0.000000] Memory policy: Data cache writealloc
[    0.000000] efi: Getting EFI parameters from FDT:
[    0.000000] efi: UEFI not found.
[    0.000000] cma: Reserved 16 MiB at 0x5f000000
[    0.000000] percpu: Embedded 16 pages/cpu @deb22000 s35340 r8192 d22004 u65536
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 129920
[    0.000000] Kernel command line: console=tty1 console=ttyS0,115200 cgroup_enable=memory swapaccount=1 hdmi.audio=EDID:0 disp.screen0_output_mode=1920x1080p60 panic=10 consoleblank=0 enforcing=0 loglevel=7 ubootpart=00000000-01 ubootsource=mmc   sunxi_ve_mem_reserve=0 sunxi_g2d_mem_reserve=0 sunxi_fb_mem_reserve=16
[    0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes)
[    0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
[    0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.000000] Memory: 447980K/524288K available (7168K kernel code, 386K rwdata, 2428K rodata, 1024K init, 337K bss, 59924K reserved, 16384K cma-reserved, 0K highmem)
[    0.000000] Virtual kernel memory layout:
[    0.000000]     vector  : 0xffff0000 - 0xffff1000   (   4 kB)
[    0.000000]     fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
[    0.000000]     vmalloc : 0xe0800000 - 0xff800000   ( 496 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xe0000000   ( 512 MB)
[    0.000000]     pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)
[    0.000000]     modules : 0xbf800000 - 0xbfe00000   (   6 MB)
[    0.000000]       .text : 0xc0008000 - 0xc0800000   (8160 kB)
[    0.000000]       .init : 0xc0b00000 - 0xc0c00000   (1024 kB)
[    0.000000]       .data : 0xc0c00000 - 0xc0c60b48   ( 387 kB)
[    0.000000]        .bss : 0xc0c69f08 - 0xc0cbe69c   ( 338 kB)
[    0.000000] random: get_random_u32 called from cache_random_seq_create+0x47/0xb8 with crng_init=0
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] Hierarchical RCU implementation.
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    0.000000] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[    0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt).
[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
[    0.000011] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
[    0.000034] Switching to timer-based delay loop, resolution 41ns
[    0.000358] Console: colour dummy device 80x30
[    0.001368] console [tty1] enabled
[    0.001431] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
[    0.001506] pid_max: default: 32768 minimum: 301
[    0.001870] Security Framework initialized
[    0.001916] AppArmor: AppArmor disabled by boot time parameter
[    0.002043] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.002092] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[    0.003365] CPU: Testing write buffer coherency: ok
[    0.004035] CPU0: update cpu_capacity 1024
[    0.004081] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[    0.004682] Setting up static identity map for 0x40100000 - 0x40100054
[    0.004906] Hierarchical SRCU implementation.
[    0.005771] EFI services will not be available.
[    0.006115] smp: Bringing up secondary CPUs ...
[    0.008243] smp: Brought up 1 node, 1 CPU
[    0.008292] SMP: Total of 1 processors activated (48.00 BogoMIPS).
[    0.008331] CPU: All CPU(s) started in SVC mode.
[    0.009507] devtmpfs: initialized
[    0.017877] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
[    0.018336] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.018419] futex hash table entries: 1024 (order: 4, 65536 bytes)
[    0.020046] xor: measuring software checksum speed
[    0.120110]    arm4regs  :   600.800 MB/sec
[    0.220222]    8regs     :   406.000 MB/sec
[    0.320327]    32regs    :   405.200 MB/sec
[    0.320366] xor: using function: arm4regs (600.800 MB/sec)
[    0.320551] pinctrl core: initialized pinctrl subsystem
[    0.321775] DMI not present or invalid.
[    0.322524] NET: Registered protocol family 16
[    0.324980] DMA: preallocated 256 KiB pool for atomic coherent allocations
[    0.326980] cpuidle: using governor ladder
[    0.327024] cpuidle: using governor menu
[    0.328202] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[    0.328267] hw-breakpoint: maximum watchpoint size is 8 bytes.
[    0.328482] Serial: AMBA PL011 UART driver
[    0.520893] raid6: int32x1  gen()    94 MB/s
[    0.691237] raid6: int32x1  xor()    83 MB/s
[    0.861476] raid6: int32x2  gen()   121 MB/s
[    1.031438] raid6: int32x2  xor()    98 MB/s
[    1.201780] raid6: int32x4  gen()   136 MB/s
[    1.372105] raid6: int32x4  xor()    95 MB/s
[    1.542199] raid6: int32x8  gen()   126 MB/s
[    1.712591] raid6: int32x8  xor()    87 MB/s
[    1.712630] raid6: using algorithm int32x4 gen() 136 MB/s
[    1.712667] raid6: .... xor() 95 MB/s, rmw enabled
[    1.712702] raid6: using intx1 recovery algorithm
[    1.714521] gpio-regulator gpio-regulator: could not find pctldev for node /soc/pinctrl@1f02c00/regulator_pins@0, deferring probe
[    1.715212] SCSI subsystem initialized
[    1.716120] usbcore: registered new interface driver usbfs
[    1.716272] usbcore: registered new interface driver hub
[    1.716422] usbcore: registered new device driver usb
[    1.716758] media: Linux media interface: v0.10
[    1.716866] Linux video capture interface: v2.00
[    1.717015] pps_core: LinuxPPS API ver. 1 registered
[    1.717055] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    1.717139] PTP clock support registered
[    1.717416] dmi: Firmware registration failed.
[    1.717983] Advanced Linux Sound Architecture Driver Initialized.
[    1.720120] clocksource: Switched to clocksource arch_sys_counter
[    1.740611] NET: Registered protocol family 2
[    1.741671] TCP established hash table entries: 4096 (order: 2, 16384 bytes)
[    1.741810] TCP bind hash table entries: 4096 (order: 3, 32768 bytes)
[    1.741964] TCP: Hash tables configured (established 4096 bind 4096)
[    1.742138] UDP hash table entries: 256 (order: 1, 8192 bytes)
[    1.742227] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[    1.742575] NET: Registered protocol family 1
[    1.743462] RPC: Registered named UNIX socket transport module.
[    1.743512] RPC: Registered udp transport module.
[    1.743548] RPC: Registered tcp transport module.
[    1.743583] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    1.744005] Trying to unpack rootfs image as initramfs...
[   51.236671] Freeing initrd memory: 42064K
[   51.240008] audit: initializing netlink subsys (disabled)
[   51.240999] Initialise system trusted keyrings
[   51.241121] audit: type=2000 audit(51.230:1): state=initialized audit_enabled=0 res=1
[   51.241372] workingset: timestamp_bits=14 max_order=17 bucket_order=3
[   51.256737] zbud: loaded
[   51.262717] NFS: Registering the id_resolver key type
[   51.262794] Key type id_resolver registered
[   51.262830] Key type id_legacy registered
[   51.262880] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[   51.262921] Installing knfsd (copyright (C) 1996 okir@monad.swb.de).
[   51.264751] JFS: nTxBlock = 3956, nTxLock = 31651
[   51.272476] SGI XFS with ACLs, security attributes, realtime, no debug enabled
[   51.278487] random: fast init done
[   51.287276] Key type asymmetric registered
[   51.287451] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248)
[   51.287754] io scheduler noop registered
[   51.287797] io scheduler deadline registered
[   51.288595] io scheduler cfq registered (default)
[   51.288637] io scheduler mq-deadline registered
[   51.297799] sun8i-h3-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[   51.301608] sun8i-h3-r-pinctrl 1f02c00.pinctrl: initialized sunXi PIO driver
[   51.429756] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[   51.435347] console [ttyS0] disabled
[   51.455667] 1c28000.serial: ttyS0 at MMIO 0x1c28000 (irq = 36, base_baud = 1500000) is a U6_16550A
[   52.237560] console [ttyS0] enabled
[   52.242105] Serial: AMBA driver
[   52.251092] brd: module loaded
[   52.269049] loop: module loaded
[   52.274956] libphy: Fixed MDIO Bus: probed
[   52.279238] usbcore: registered new interface driver catc
[   52.284794] usbcore: registered new interface driver kaweth
[   52.290422] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
[   52.297935] usbcore: registered new interface driver pegasus
[   52.303722] usbcore: registered new interface driver rtl8150
[   52.309491] usbcore: registered new interface driver r8152
[   52.315095] usbcore: registered new interface driver lan78xx
[   52.320887] usbcore: registered new interface driver asix
[   52.326372] usbcore: registered new interface driver ax88179_178a
[   52.332579] usbcore: registered new interface driver cdc_ether
[   52.338499] usbcore: registered new interface driver cdc_eem
[   52.344286] usbcore: registered new interface driver dm9601
[   52.349948] usbcore: registered new interface driver sr9700
[   52.355657] usbcore: registered new interface driver CoreChips
[   52.361629] usbcore: registered new interface driver smsc75xx
[   52.367489] usbcore: registered new interface driver smsc95xx
[   52.373352] usbcore: registered new interface driver gl620a
[   52.379014] usbcore: registered new interface driver net1080
[   52.384801] usbcore: registered new interface driver plusb
[   52.390407] usbcore: registered new interface driver rndis_host
[   52.396419] usbcore: registered new interface driver cdc_subset
[   52.402456] usbcore: registered new interface driver MOSCHIP usb-ethernet driver
[   52.409994] usbcore: registered new interface driver cdc_ncm
[   52.415773] usbcore: registered new interface driver huawei_cdc_ncm
[   52.422156] usbcore: registered new interface driver cdc_mbim
[   52.427937] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[   52.434513] ehci-platform: EHCI generic platform driver
[   52.440162] ehci-platform 1c1a000.usb: EHCI Host Controller
[   52.445808] ehci-platform 1c1a000.usb: new USB bus registered, assigned bus number 1
[   52.454247] ehci-platform 1c1a000.usb: irq 26, io mem 0x01c1a000
[   52.490151] ehci-platform 1c1a000.usb: USB 2.0 started, EHCI 1.00
[   52.496648] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[   52.503503] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   52.510791] usb usb1: Product: EHCI Host Controller
[   52.515697] usb usb1: Manufacturer: Linux 4.13.0 ehci_hcd
[   52.521142] usb usb1: SerialNumber: 1c1a000.usb
[   52.526843] hub 1-0:1.0: USB hub found
[   52.530755] hub 1-0:1.0: 1 port detected
[   52.535668] ehci-orion: EHCI orion driver
[   52.539870] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[   52.546152] ohci-platform: OHCI generic platform driver
[   52.551676] ohci-platform 1c1a400.usb: Generic Platform OHCI controller
[   52.558354] ohci-platform 1c1a400.usb: new USB bus registered, assigned bus number 2
[   52.566454] ohci-platform 1c1a400.usb: irq 27, io mem 0x01c1a400
[   52.647091] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
[   52.653946] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   52.661235] usb usb2: Product: Generic Platform OHCI controller
[   52.667184] usb usb2: Manufacturer: Linux 4.13.0 ohci_hcd
[   52.672629] usb usb2: SerialNumber: 1c1a400.usb
[   52.678329] hub 2-0:1.0: USB hub found
[   52.682227] hub 2-0:1.0: 1 port detected
[   52.687223] usbcore: registered new interface driver cdc_wdm
[   52.693135] usbcore: registered new interface driver usb-storage
[   52.700587] sun6i-rtc 1f00000.rtc: rtc core: registered rtc-sun6i as rtc0
[   52.707413] sun6i-rtc 1f00000.rtc: RTC enabled
[   52.712005] i2c /dev entries driver
[   52.717470] sunxi-wdt 1c20ca0.watchdog: Watchdog enabled (timeout=16 sec, nowayout=0)
[   52.727651] sunxi-mmc 1c0f000.mmc: Got CD GPIO
[   52.790331] sunxi-mmc 1c0f000.mmc: base:0xe23b4000 irq:23
[   52.797788] ledtrig-cpu: registered to indicate activity on CPUs
[   52.803906] dmi-sysfs: dmi entry is absent.
[   52.808244] hidraw: raw HID events driver (C) Jiri Kosina
[   52.813952] usbcore: registered new interface driver usbhid
[   52.819551] usbhid: USB HID core driver
[   52.824463] Initializing XFRM netlink socket
[   52.830669] NET: Registered protocol family 10
[   52.866603] Segment Routing with IPv6
[   52.870572] NET: Registered protocol family 17
[   52.875083] NET: Registered protocol family 15
[   52.879629] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[   52.892730] 8021q: 802.1Q VLAN Support v1.8
[   52.896998] Key type dns_resolver registered
[   52.902001] Registering SWP/SWPB emulation handler
[   52.908584] registered taskstats version 1
[   52.912801] Loading compiled-in X.509 certificates
[   52.917728] zswap: loaded using pool lzo/zbud
[   52.924545] Btrfs loaded, crc32c=crc32c-generic
[   52.935322] mmc0: host does not support reading read-only switch, assuming write-enable
[   52.948840] mmc0: new high speed SDHC card at address 0007
[   52.955801] Key type encrypted registered
[   52.968836] mmcblk0: mmc0:0007 SD08G 7.42 GiB 
[   52.978106] ehci-platform 1c1b000.usb: EHCI Host Controller
[   52.983920] ehci-platform 1c1b000.usb: new USB bus registered, assigned bus number 3
[   52.992188]  mmcblk0: p1 p2
[   52.996776] ehci-platform 1c1b000.usb: irq 28, io mem 0x01c1b000
[   53.030129] ehci-platform 1c1b000.usb: USB 2.0 started, EHCI 1.00
[   53.036678] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[   53.043530] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   53.050819] usb usb3: Product: EHCI Host Controller
[   53.055727] usb usb3: Manufacturer: Linux 4.13.0 ehci_hcd
[   53.061173] usb usb3: SerialNumber: 1c1b000.usb
[   53.066901] hub 3-0:1.0: USB hub found
[   53.070814] hub 3-0:1.0: 1 port detected
[   53.076088] ohci-platform 1c1b400.usb: Generic Platform OHCI controller
[   53.082834] ohci-platform 1c1b400.usb: new USB bus registered, assigned bus number 4
[   53.090881] ohci-platform 1c1b400.usb: irq 29, io mem 0x01c1b400
[   53.164517] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001
[   53.171369] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   53.178637] usb usb4: Product: Generic Platform OHCI controller
[   53.184608] usb usb4: Manufacturer: Linux 4.13.0 ohci_hcd
[   53.190035] usb usb4: SerialNumber: 1c1b400.usb
[   53.195809] hub 4-0:1.0: USB hub found
[   53.199671] hub 4-0:1.0: 1 port detected
[   53.205108] usb_phy_generic usb_phy_generic.0.auto: usb_phy_generic.0.auto supply vcc not found, using dummy regulator
[   53.219237] sunxi-mmc 1c10000.mmc: allocated mmc-pwrseq
[   53.500140] sunxi-mmc 1c10000.mmc: base:0xe23cf000 irq:24
[   53.506144] vcc3v0: disabling
[   53.509146] vcc5v0: disabling
[   53.512185] ALSA device list:
[   53.515178]   No soundcards found.
[   53.521732] Freeing unused kernel memory: 1024K
/init: starting /init.d/01welcome.sh

Starting Ramdisk System

/init: starting /init.d/10modules[   53.542610] mmc1: new high speed SDIO card at address 0001
-qemu.sh
modprobe: ERROR: ../libkmod/libkmod.c:586 kmod_search_moddep() could not open moddep file '/lib/modules/4.13.0/modules.dep.bin'
modprobe: FATAL: Module virtio_blk not found in directory /lib/modules/4.13.0
modprobe: ERROR: ../libkmod/libkmod.c:586 kmod_search_moddep() could not open moddep file '/lib/modules/4.13.0/modules.dep.bin'
modprobe: FATAL: Module virtio_pci not found in directory /lib/modules/4.13.0
/init: starting /init.d/19wait_for_block.sh
/init: starting /init.d/20confd.sh
Checking for configuration files on mmcblk0p1
Checking for configuration files on mmcblk0p2
mount: unknown filesystem type 'swap'
Error: mount /dev/mmcblk0p2 to /mnt as read-only failed
Error: processing of configuration files on mmcblk0p2 failed
/init: starting /init.d/90hostname.sh
/init: starting /init.d/99systemd.sh
[   53.938564] systemd[1]: System time before build time, advancing clock.
[   53.968182] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN)
[   53.987286] systemd[1]: Detected architecture arm.
[   53.992273] systemd[1]: Running with unpopulated /etc.

Welcome to Debian GNU/Linux 9 (stretch)!

[   54.020368] systemd[1]: Set hostname to <ramdisk-a0be0851>.
[   54.026178] systemd[1]: Initializing machine ID from random generator.
[   54.204700] systemd[1]: Populated /etc with preset unit settings.
[   54.620962] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe.
[  OK  ] Listening on /dev/initctl Compatibility Named Pipe.
[   54.660501] systemd[1]: Reached target Remote File Systems.
[  OK  ] Reached target Remote File Systems.
[   54.690812] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[  OK  ] Started Dispatch Password Requests to Console Directory Watch.
[   54.730941] systemd[1]: Listening on Network Service Netlink Socket.
[  OK  ] Listening on Network Service Netlink Socket.
[  OK  ] Reached target Swap.
[  OK  ] Listening on Journal Socket.
[  OK  ] Listening on Journal Socket (/dev/log).
[  OK  ] Set up automount Arbitrary Executab…rmats File System Automount Point.
[  OK  ] Listening on udev Kernel Socket.
[  OK  ] Created slice System Slice.
[  OK  ] Reached target Slices.
[  OK  ] Created slice system-hostapd.slice.
         Mounting Debug File System...
         Starting Rebuild Hardware Database...
[  OK  ] Created slice system-serial\x2dgetty.slice.
         Starting Load Kernel Modules...
[  OK  ] Created slice system-getty.slice.
         Starting Load/Save Random Seed...
[  OK  ] Started Forward Password Requests to Wall Directory Watch.
[  OK  ] Reached target Paths.
         Mounting POSIX Message Queue File System...
[  OK  ] Listening on Journal Audit Socket.
         Starting Journal Service...
[  OK  ] Listening on udev Control Socket.
[  OK  ] Reached target Sockets.
         Starting Create Static Device Nodes in /dev...
[  OK  ] Reached target Encrypted Volumes.
[  OK  ] Mounted Debug File System.
[  OK  ] Mounted POSIX Message Queue File System.
[  OK  ] Started Load Kernel Modules.
[  OK  ] Started Load/Save Random Seed.
[  OK  ] Started Create Static Device Nodes in /dev.
[  OK  ] Reached target Local File Systems (Pre).
[  OK  ] Reached target Local File Systems.
         Starting udev Kernel Device Manager...
         Starting Apply Kernel Variables...
         Mounting Configuration File System...
[  OK  ] Mounted Configuration File System.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Started udev Kernel Device Manager.
[  OK  ] Started Journal Service.
         Starting Flush Journal to Persistent Storage...
[   56.182137] systemd-journald[159]: Received request to flush runtime journal from PID 1
[  OK  ] Started Flush Journal to Persistent Storage.
         Starting Create Volatile Files and Directories...
[  OK  ] Started Create Volatile Files and Directories.
         Starting Network Time Synchronization...
         Starting Update UTMP about System Boot/Shutdown...
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Started Network Time Synchronization.
[  OK  ] Reached target System Time Synchronized.
[  OK  ] Started Rebuild Hardware Database.
         Starting udev Coldplug all Devices...
[  OK  ] Started udev Coldplug all Devices.
[  OK  ] Reached target System Initialization.
[  OK  ] Started Daily Cleanup of Temporary Directories.
[  OK  ] Started Daily apt download activities.
[  OK  ] Started Daily apt upgrade and clean activities.
[  OK  ] Reached target Timers.
[  OK  ] Reached target Basic System.
         Starting LSB: Lightweight SSH server...
         Starting the fix for link issues on some hardware...
[  OK  ] Started the fix for link issues on some hardware.
[  OK  ] Found device /dev/ttyS0.
         Starting Network Service...
[  OK  ] Started LSB: Lightweight SSH server.
[  OK  ] Started Network Service.
[  OK  ] Reached target Network.
         Starting Permit User Sessions...
         Starting Wait for Network to be Configured...
         Starting Network Name Resolution...
[  OK  ] Started Permit User Sessions.
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Started Getty on tty1.
[  OK  ] Reached target Login Prompts.
[  OK  ] Started Network Name Resolution.

Debian GNU/Linux 9 ramdisk-a0be0851 ttyS0

ramdisk-a0be0851 login: root
Password: 
Linux ramdisk-a0be0851 4.13.0 #25 SMP Tue Sep 12 14:03:50 HKT 2017 armv7l

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
root@ramdisk-a0be0851:~# cat /proc/cmdline 
console=tty1 console=ttyS0,115200 cgroup_enable=memory swapaccount=1 hdmi.audio=EDID:0 disp.screen0_output_mode=1920x1080p60 panic=10 consoleblank=0 enforcing=0 loglevel=7 ubootpart=00000000-01 ubootsource=mmc   sunxi_ve_mem_reserve=0 sunxi_g2d_mem_reserve=0 sunxi_fb_mem_reserve=16
root@ramdisk-a0be0851:~#