哇酷®开发者社区(WhyCan® Forum)

大家好，最近在尝试移植openwrt到我自己的S3开发板时遇到了一点问题，我自己的开发板使用的是UART1 PG6 PG7两个管脚作为终端接口的，通过板载的CP2104转usb直接连接电脑，且仅此一个能连出的串口。具体现象如下：

u-boot引导正常，在引导过程中提示按任意键时按下键盘能进入u-boot的命令行。
内核引导正常，但是引导后不接受任何输入的命令或者回车按键。

日志如下：
------------------------------------------------------------
U-Boot SPL 2019.01 (Mar 23 2020 - 21:31:05 +0000)
DRAM: 128 MiB
Trying to boot from MMC1

U-Boot 2019.01 (Mar 23 2020 - 21:31:05 +0000) Allwinner Technology

CPU: Allwinner V3s (SUN8I 1681)
DRAM: 128 MiB
MMC: SUNXI SD/MMC: 0
Loading Environment from FAT... *** Warning - bad CRC, using default environment

In: serial@01c28400
Out: serial@01c28400
Err: serial@01c28400
Net: No ethernet found.
starting USB...
No controllers found
Hit any key to stop autoboot: 0
=>
=>
=>
=>
=>
=> ls
ls - list files in a directory (default /)

Usage:
ls <interface> [<dev[:part]> [directory]]

• List files in directory 'directory' of partition 'part' on
  device type 'interface' instance 'dev'.
  =>
  ------------------------------------------------------------

接下来引导内核：
------------------------------------------------------------
In: serial@01c28400
Out: serial@01c28400
Err: serial@01c28400
Net: No ethernet found.
starting USB...
No controllers found
Hit any key to stop autoboot: 0
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
Found U-Boot script /boot.scr
377 bytes read in 4 ms (91.8 KiB/s)

Executing script at 41900000

2922976 bytes read in 138 ms (20.2 MiB/s)
8631 bytes read in 7 ms (1.2 MiB/s)

Booting kernel from Legacy Image at 41000000 ...

Image Name: ARM OpenWrt Linux-4.19.108
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2922912 Bytes = 2.8 MiB
Load Address: 40008000
Entry Point: 40008000
Verifying Checksum ... OK

Flattened Device Tree blob at 41800000

Booting using the fdt blob at 0x41800000
Loading Kernel Image ... OK
Using Device Tree in place at 41800000, end 418051b6

Starting kernel ...

[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.19.108 (anson@a223aa962705) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r12704-a0027f8dbf)) #0 SMP PREEMPT Mon Mar 23 21:31:05 2020
[ 0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=30c5387d
[ 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: Lichee Pi Zero
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] psci: probing for conduit method from DT.
[ 0.000000] psci: Using PSCI v0.1 Function IDs from DT
[ 0.000000] random: get_random_bytes called from start_kernel+0x7c/0x428 with crng_init=0
[ 0.000000] percpu: Embedded 15 pages/cpu s31244 r8192 d22004 u61440
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 16240
[ 0.000000] Kernel command line: console=ttyS1,115200 earlyprintk root=/dev/mmcblk0p2 rootwait
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Memory: 53876K/65536K available (5926K kernel code, 394K rwdata, 1636K rodata, 2048K init, 243K bss, 11660K reserved, 0K 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 : 0xc4800000 - 0xff800000 ( 944 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xc4000000 ( 64 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0x(ptrval) - 0x(ptrval) (7943 kB)
[ 0.000000] .init : 0x(ptrval) - 0x(ptrval) (2048 kB)
[ 0.000000] .data : 0x(ptrval) - 0x(ptrval) ( 395 kB)
[ 0.000000] .bss : 0x(ptrval) - 0x(ptrval) ( 244 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] rcu: Preemptible hierarchical RCU implementation.
[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 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: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] GIC: GICv2 detected, but range too small and irqchip.gicv2_force_probe not set
[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
[ 0.000007] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
[ 0.000019] Switching to timer-based delay loop, resolution 41ns
[ 0.000224] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000404] Console: colour dummy device 80x30
[ 0.000461] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
[ 0.000478] pid_max: default: 32768 minimum: 301
[ 0.000657] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.000672] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.001584] CPU: Testing write buffer coherency: ok
[ 0.002146] /cpus/cpu@0 missing clock-frequency property
[ 0.002176] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.060214] Setting up static identity map for 0x40200000 - 0x40200060
[ 0.080207] rcu: Hierarchical SRCU implementation.
[ 0.120326] smp: Bringing up secondary CPUs ...
[ 0.120355] smp: Brought up 1 node, 1 CPU
[ 0.120364] SMP: Total of 1 processors activated (48.00 BogoMIPS).
[ 0.120372] CPU: All CPU(s) started in HYP mode.
[ 0.120378] CPU: Virtualization extensions available.
[ 0.130548] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
[ 0.131273] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.131311] futex hash table entries: 256 (order: 2, 16384 bytes)
[ 0.131660] pinctrl core: initialized pinctrl subsystem
[ 0.132922] NET: Registered protocol family 16
[ 0.133401] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.134596] No ATAGs?
[ 0.193152] SCSI subsystem initialized
[ 0.193566] usbcore: registered new interface driver usbfs
[ 0.193638] usbcore: registered new interface driver hub
[ 0.197726] usbcore: registered new device driver usb
[ 0.198607] pps_core: LinuxPPS API ver. 1 registered
[ 0.198627] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.198784] PTP clock support registered
[ 0.200311] Advanced Linux Sound Architecture Driver Initialized.
[ 0.206475] clocksource: Switched to clocksource arch_sys_counter
[ 0.237209] NET: Registered protocol family 2
[ 0.238050] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes)
[ 0.238099] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.238123] TCP bind hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.238149] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.238295] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 0.238347] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 0.238644] NET: Registered protocol family 1
[ 0.239192] kvm [1]: 8-bit VMID
[ 0.240357] kvm [1]: Hyp mode initialized successfully
[ 0.243162] No memory allocated for crashlog
[ 0.244203] workingset: timestamp_bits=14 max_order=14 bucket_order=0
[ 0.271704] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.272219] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.302157] io scheduler noop registered
[ 0.302181] io scheduler deadline registered
[ 0.302440] io scheduler cfq registered (default)
[ 0.303271] sun4i-usb-phy 1c19400.phy: Couldn't request ID GPIO
[ 0.310055] sun8i-v3s-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[ 0.320159] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[ 0.350497] 1c28000.serial: ttyS0 at MMIO 0x1c28000 (irq = 30, base_baud = 1500000) is a U6_16550A
[ 0.372731] 1c28400.serial: ttyS1 at MMIO 0x1c28400 (irq = 31, base_baud = 1500000) is a U6_16550A
[ 0.942329] console [ttyS1] enabled
[ 0.960167] loop: module loaded
[ 0.968565] libphy: Fixed MDIO Bus: probed
[ 0.975321] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.982756] ehci-platform: EHCI generic platform driver
[ 0.988885] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.995126] ohci-platform: OHCI generic platform driver
[ 1.001437] usbcore: registered new interface driver usb-storage
[ 1.008685] mousedev: PS/2 mouse device common for all mice
[ 1.015964] i2c /dev entries driver
[ 1.022061] sunxi-wdt 1c20ca0.watchdog: Watchdog enabled (timeout=16 sec, nowayout=0)
[ 1.033102] sunxi-mmc 1c0f000.mmc: Linked as a consumer to regulator.2
[ 1.066573] sunxi-mmc 1c0f000.mmc: initialized, max. request size: 16384 KB
[ 1.082768] NET: Registered protocol family 10
[ 1.100422] Segment Routing with IPv6
[ 1.104215] NET: Registered protocol family 17
[ 1.109485] can: controller area network core (rev 20170425 abi 9)
[ 1.116206] NET: Registered protocol family 29
[ 1.121327] 8021q: 802.1Q VLAN Support v1.8
[ 1.125714] Registering SWP/SWPB emulation handler
[ 1.136707] mmc0: host does not support reading read-only switch, assuming write-enable
[ 1.147578] mmc0: new high speed SDHC card at address 59b4
[ 1.155004] hctosys: unable to open rtc device (rtc0)
[ 1.161122] ALSA device list:
[ 1.164102] No soundcards found.
[ 1.171115] mmcblk0: mmc0:59b4 SDU1 29.4 GiB
[ 1.188930] mmcblk0: p1 p2
[ 1.262518] EXT4-fs (mmcblk0p2): mounted filesystem without journal. Opts: (null)
[ 1.270401] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 1.280104] Freeing unused kernel memory: 2048K
[ 1.284791] Run /sbin/init as init process
[ 1.398944] init: Console is alive
[ 1.402673] init: - watchdog -
[ 1.619778] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[ 1.649906] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 1.667944] init: - preinit -
[ 1.808517] random: fast init done
[ 1.985555] random: jshn: uninitialized urandom read (4 bytes read)
[ 2.019971] random: jshn: uninitialized urandom read (4 bytes read)
[ 2.046240] random: jshn: uninitialized urandom read (4 bytes read)
Press the [f] key and hit [enter] to enter failsafe mode
Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
[ 6.187555] mount_root: mounting /dev/root
[ 6.192290] EXT4-fs (mmcblk0p2): warning: mounting unchecked fs, running e2fsck is recommended
[ 6.202043] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 6.310018] urandom-seed: Seeding with /etc/urandom.seed
[ 6.352031] procd: - early -
[ 6.355073] procd: - watchdog -
[ 7.069657] procd: - watchdog -
[ 7.073196] procd: - ubus -
[ 7.091444] random: ubusd: uninitialized urandom read (4 bytes read)
[ 7.128088] random: ubusd: uninitialized urandom read (4 bytes read)
[ 7.134985] random: ubusd: uninitialized urandom read (4 bytes read)
[ 7.142524] procd: - init -
[ 7.570723] kmodloader: loading kernel modules from /etc/modules.d/*
[ 7.631648] urngd: v1.0.2 started.
[ 7.656192] Loading modules backported from Linux version v5.4-rc8-0-gaf42d3466bdc
[ 7.676622] Backport generated by backports.git v5.4-rc8-1-0-g368e8c51
[ 7.737086] random: crng init done
[ 7.740507] random: 4 urandom warning(s) missed due to ratelimiting
[ 7.749704] xt_time: kernel timezone is -0000
[ 7.817280] PPP generic driver version 2.4.2
[ 7.837122] NET: Registered protocol family 24
[ 7.878627] usbcore: registered new interface driver brcmfmac
[ 7.893870] kmodloader: done loading kernel modules from /etc/modules.d/*
这时按什么都没有反应
[ 31.206508] vcc3v0: disabling
[ 31.209507] vcc5v0: disabling
键盘仍然不起作用。
--------------------------------------------------------

但是在引导过程中按F是可以进入fail safe模式的，而且按1234选择debug level也完全正常，下面是debug level=3的时候输出的日志：

U-Boot SPL 2019.01 (Mar 23 2020 - 21:31:05 +0000)
DRAM: 128 MiB
Trying to boot from MMC1

U-Boot 2019.01 (Mar 23 2020 - 21:31:05 +0000) Allwinner Technology

CPU: Allwinner V3s (SUN8I 1681)
Model: Lichee Pi Zero
DRAM: 128 MiB
MMC: SUNXI SD/MMC: 0
Loading Environment from FAT... *** Warning - bad CRC, using default environment

In: serial@01c28400
Out: serial@01c28400
Err: serial@01c28400
Net: No ethernet found.
starting USB...
No controllers found
Hit any key to stop autoboot: 0
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
Found U-Boot script /boot.scr
377 bytes read in 4 ms (91.8 KiB/s)

Executing script at 41900000

2922976 bytes read in 137 ms (20.3 MiB/s)
8631 bytes read in 6 ms (1.4 MiB/s)

Booting kernel from Legacy Image at 41000000 ...

Image Name: ARM OpenWrt Linux-4.19.108
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2922912 Bytes = 2.8 MiB
Load Address: 40008000
Entry Point: 40008000
Verifying Checksum ... OK

Flattened Device Tree blob at 41800000

Booting using the fdt blob at 0x41800000
Loading Kernel Image ... OK
Using Device Tree in place at 41800000, end 418051b6

Starting kernel ...

[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.19.108 (anson@a223aa962705) (gcc version 8.4.0 (OpenWrt GCC 8.4.0 r12704-a0027f8dbf)) #0 SMP PREEMPT Mon Mar 23 21:31:05 2020
[ 0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=30c5387d
[ 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: Lichee Pi Zero
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] psci: probing for conduit method from DT.
[ 0.000000] psci: Using PSCI v0.1 Function IDs from DT
[ 0.000000] random: get_random_bytes called from start_kernel+0x7c/0x428 with crng_init=0
[ 0.000000] percpu: Embedded 15 pages/cpu s31244 r8192 d22004 u61440
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 16240
[ 0.000000] Kernel command line: console=ttyS1,115200 earlyprintk root=/dev/mmcblk0p2 rootwait
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Memory: 53876K/65536K available (5926K kernel code, 394K rwdata, 1636K rodata, 2048K init, 243K bss, 11660K reserved, 0K 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 : 0xc4800000 - 0xff800000 ( 944 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xc4000000 ( 64 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0x(ptrval) - 0x(ptrval) (7943 kB)
[ 0.000000] .init : 0x(ptrval) - 0x(ptrval) (2048 kB)
[ 0.000000] .data : 0x(ptrval) - 0x(ptrval) ( 395 kB)
[ 0.000000] .bss : 0x(ptrval) - 0x(ptrval) ( 244 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] rcu: Preemptible hierarchical RCU implementation.
[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 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: 16, nr_irqs: 16, preallocated irqs: 16
[ 0.000000] GIC: GICv2 detected, but range too small and irqchip.gicv2_force_probe not set
[ 0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
[ 0.000008] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
[ 0.000021] Switching to timer-based delay loop, resolution 41ns
[ 0.000236] clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000416] Console: colour dummy device 80x30
[ 0.000471] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
[ 0.000487] pid_max: default: 32768 minimum: 301
[ 0.000661] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.000676] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.001594] CPU: Testing write buffer coherency: ok
[ 0.002156] /cpus/cpu@0 missing clock-frequency property
[ 0.002185] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.060208] Setting up static identity map for 0x40200000 - 0x40200060
[ 0.080212] rcu: Hierarchical SRCU implementation.
[ 0.120337] smp: Bringing up secondary CPUs ...
[ 0.120362] smp: Brought up 1 node, 1 CPU
[ 0.120372] SMP: Total of 1 processors activated (48.00 BogoMIPS).
[ 0.120379] CPU: All CPU(s) started in HYP mode.
[ 0.120385] CPU: Virtualization extensions available.
[ 0.130557] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
[ 0.131273] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.131312] futex hash table entries: 256 (order: 2, 16384 bytes)
[ 0.131664] pinctrl core: initialized pinctrl subsystem
[ 0.132908] NET: Registered protocol family 16
[ 0.133379] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.134572] No ATAGs?
[ 0.195223] SCSI subsystem initialized
[ 0.195636] usbcore: registered new interface driver usbfs
[ 0.195706] usbcore: registered new interface driver hub
[ 0.197664] usbcore: registered new device driver usb
[ 0.198548] pps_core: LinuxPPS API ver. 1 registered
[ 0.198568] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.198727] PTP clock support registered
[ 0.200327] Advanced Linux Sound Architecture Driver Initialized.
[ 0.205967] clocksource: Switched to clocksource arch_sys_counter
[ 0.237027] NET: Registered protocol family 2
[ 0.237847] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes)
[ 0.237897] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.237922] TCP bind hash table entries: 1024 (order: 1, 8192 bytes)
[ 0.237947] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.238096] UDP hash table entries: 256 (order: 1, 8192 bytes)
[ 0.238146] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)
[ 0.238455] NET: Registered protocol family 1
[ 0.238996] kvm [1]: 8-bit VMID
[ 0.240211] kvm [1]: Hyp mode initialized successfully
[ 0.242994] No memory allocated for crashlog
[ 0.244044] workingset: timestamp_bits=14 max_order=14 bucket_order=0
[ 0.270594] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.271121] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.301401] io scheduler noop registered
[ 0.301425] io scheduler deadline registered
[ 0.301686] io scheduler cfq registered (default)
[ 0.302522] sun4i-usb-phy 1c19400.phy: Couldn't request ID GPIO
[ 0.309306] sun8i-v3s-pinctrl 1c20800.pinctrl: initialized sunXi PIO driver
[ 0.319881] Serial: 8250/16550 driver, 8 ports, IRQ sharing disabled
[ 0.349746] 1c28000.serial: ttyS0 at MMIO 0x1c28000 (irq = 30, base_baud = 1500000) is a U6_16550A
[ 0.372038] 1c28400.serial: ttyS1 at MMIO 0x1c28400 (irq = 31, base_baud = 1500000) is a U6_16550A
[ 0.941623] console [ttyS1] enabled
[ 0.959444] loop: module loaded
[ 0.967842] libphy: Fixed MDIO Bus: probed
[ 0.974589] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 0.982025] ehci-platform: EHCI generic platform driver
[ 0.988146] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 0.994387] ohci-platform: OHCI generic platform driver
[ 1.000689] usbcore: registered new interface driver usb-storage
[ 1.007967] mousedev: PS/2 mouse device common for all mice
[ 1.015255] i2c /dev entries driver
[ 1.021348] sunxi-wdt 1c20ca0.watchdog: Watchdog enabled (timeout=16 sec, nowayout=0)
[ 1.032416] sunxi-mmc 1c0f000.mmc: Linked as a consumer to regulator.2
[ 1.066071] sunxi-mmc 1c0f000.mmc: initialized, max. request size: 16384 KB
[ 1.082205] NET: Registered protocol family 10
[ 1.099861] Segment Routing with IPv6
[ 1.103660] NET: Registered protocol family 17
[ 1.108929] can: controller area network core (rev 20170425 abi 9)
[ 1.115645] NET: Registered protocol family 29
[ 1.120759] 8021q: 802.1Q VLAN Support v1.8
[ 1.125141] Registering SWP/SWPB emulation handler
[ 1.136190] mmc0: host does not support reading read-only switch, assuming write-enable
[ 1.146965] mmc0: new high speed SDHC card at address 59b4
[ 1.154389] hctosys: unable to open rtc device (rtc0)
[ 1.160497] ALSA device list:
[ 1.163480] No soundcards found.
[ 1.170494] mmcblk0: mmc0:59b4 SDU1 29.4 GiB
[ 1.188298] mmcblk0: p1 p2
[ 1.261870] EXT4-fs (mmcblk0p2): mounted filesystem without journal. Opts: (null)
[ 1.269749] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 1.279457] Freeing unused kernel memory: 2048K
[ 1.284138] Run /sbin/init as init process
[ 1.398270] init: Console is alive
[ 1.402002] init: - watchdog -
[ 1.618733] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[ 1.648769] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 1.666802] init: - preinit -
[ 1.805016] random: fast init done
[ 1.982934] random: jshn: uninitialized urandom read (4 bytes read)
[ 2.017476] random: jshn: uninitialized urandom read (4 bytes read)
[ 2.044087] random: jshn: uninitialized urandom read (4 bytes read)
Press the [f] key and hit [enter] to enter failsafe mode
Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
3
[ 3.952584] mount_root: mounting /dev/root
[ 3.957688] EXT4-fs (mmcblk0p2): warning: mounting unchecked fs, running e2fsck is recommended
[ 3.967784] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 4.079520] urandom-seed: Seeding with /etc/urandom.seed
[ 4.121730] procd: - early -
[ 4.134490] procd: Watchdog handover: fd=3
[ 4.139272] procd: - watchdog -
[ 4.203759] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/mem/full","SUBSYSTEM":"mem","SYNTH_UUID":"0","MAJOR":"1","MINOR":"7","DEVNAME":"full","DEVMODE":"0666","SEQNUM":"605"}}
[ 4.243290] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/mem/urandom","SUBSYSTEM":"mem","SYNTH_UUID":"0","MAJOR":"1","MINOR":"9","DEVNAME":"urandom","DEVMODE":"0666","SEQNUM":"606"}}
[ 4.291196] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/mem/null","SUBSYSTEM":"mem","SYNTH_UUID":"0","MAJOR":"1","MINOR":"3","DEVNAME":"null","DEVMODE":"0666","SEQNUM":"607"}}
[ 4.337660] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/mem/random","SUBSYSTEM":"mem","SYNTH_UUID":"0","MAJOR":"1","MINOR":"8","DEVNAME":"random","DEVMODE":"0666","SEQNUM":"608"}}
[ 4.358028] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/hw_random","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"183","DEVNAME":"hwrng","SEQNUM":"609"}}
[ 4.374868] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/network_latency","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"62","DEVNAME":"network_latency","SEQNUM":"610"}}
[ 4.393072] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/psaux","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"1","DEVNAME":"psaux","SEQNUM":"611"}}
[ 4.409095] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/memory_bandwidth","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"60","DEVNAME":"memory_bandwidth","SEQNUM":"612"}}
[ 4.427076] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/cpu_dma_latency","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"63","DEVNAME":"cpu_dma_latency","SEQNUM":"613"}}
[ 4.444858] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/vhost-net","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"238","DEVNAME":"vhost-net","SEQNUM":"614"}}
[ 4.461690] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c20ca0.watchdog/misc/watchdog","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"130","DEVNAME":"watchdog","SEQNUM":"615"}}
[ 4.480240] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/kvm","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"232","DEVNAME":"kvm","SEQNUM":"616"}}
[ 4.496142] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/network_throughput","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"61","DEVNAME":"network_throughput","SEQNUM":"617"}}
[ 4.514398] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/loop-control","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"237","DEVNAME":"loop-control","SEQNUM":"618"}}
[ 4.531737] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/misc/userio","SUBSYSTEM":"misc","SYNTH_UUID":"0","MAJOR":"10","MINOR":"240","DEVNAME":"userio","SEQNUM":"619"}}
[ 4.548030] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c20ca0.watchdog/watchdog/watchdog0","SUBSYSTEM":"watchdog","SYNTH_UUID":"0","MAJOR":"249","MINOR":"0","DEVNAME":"watchdog0","SEQNUM":"620"}}
[ 4.567412] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty58","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"58","DEVNAME":"tty58","SEQNUM":"621"}}
[ 4.585590] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/ptmx","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"5","MINOR":"2","DEVNAME":"ptmx","DEVMODE":"0666","SEQNUM":"622"}}
[ 4.602512] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty48","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"48","DEVNAME":"tty48","SEQNUM":"623"}}
[ 4.618547] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty1","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"1","DEVNAME":"tty1","SEQNUM":"624"}}
[ 4.634304] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty38","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"38","DEVNAME":"tty38","SEQNUM":"625"}}
[ 4.650435] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty28","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"28","DEVNAME":"tty28","SEQNUM":"626"}}
[ 4.666689] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty56","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"56","DEVNAME":"tty56","SEQNUM":"627"}}
[ 4.682706] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty18","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"18","DEVNAME":"tty18","SEQNUM":"628"}}
[ 4.698729] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty46","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"46","DEVNAME":"tty46","SEQNUM":"629"}}
[ 4.714734] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/console","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"5","MINOR":"1","DEVNAME":"console","SEQNUM":"630"}}
[ 4.730798] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS6","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"70","DEVNAME":"ttyS6","SEQNUM":"631"}}
[ 4.747834] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty36","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"36","DEVNAME":"tty36","SEQNUM":"632"}}
[ 4.763885] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty26","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"26","DEVNAME":"tty26","SEQNUM":"633"}}
[ 4.779891] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty54","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"54","DEVNAME":"tty54","SEQNUM":"634"}}
[ 4.795893] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty16","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"16","DEVNAME":"tty16","SEQNUM":"635"}}
[ 4.811906] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty8","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"8","DEVNAME":"tty8","SEQNUM":"636"}}
[ 4.827653] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty44","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"44","DEVNAME":"tty44","SEQNUM":"637"}}
[ 4.843659] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS4","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"68","DEVNAME":"ttyS4","SEQNUM":"638"}}
[ 4.860696] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty34","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"34","DEVNAME":"tty34","SEQNUM":"639"}}
[ 4.876720] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty62","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"62","DEVNAME":"tty62","SEQNUM":"640"}}
[ 4.892728] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty24","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"24","DEVNAME":"tty24","SEQNUM":"641"}}
[ 4.908719] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty52","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"52","DEVNAME":"tty52","SEQNUM":"642"}}
[ 4.924726] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty14","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"14","DEVNAME":"tty14","SEQNUM":"643"}}
[ 4.940719] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty6","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"6","DEVNAME":"tty6","SEQNUM":"644"}}
[ 4.956603] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty42","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"42","DEVNAME":"tty42","SEQNUM":"645"}}
[ 4.972663] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS2","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"66","DEVNAME":"ttyS2","SEQNUM":"646"}}
[ 4.989736] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty32","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"32","DEVNAME":"tty32","SEQNUM":"647"}}
[ 5.005752] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty60","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"60","DEVNAME":"tty60","SEQNUM":"648"}}
[ 5.021761] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty22","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"22","DEVNAME":"tty22","SEQNUM":"649"}}
[ 5.037771] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty50","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"50","DEVNAME":"tty50","SEQNUM":"650"}}
[ 5.053769] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty12","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"12","DEVNAME":"tty12","SEQNUM":"651"}}
[ 5.069764] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty4","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"4","DEVNAME":"tty4","SEQNUM":"652"}}
[ 5.085506] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty40","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"40","DEVNAME":"tty40","SEQNUM":"653"}}
[ 5.101499] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c28000.serial/tty/ttyS0","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"64","DEVNAME":"ttyS0","SEQNUM":"654"}}
[ 5.119234] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty30","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"30","DEVNAME":"tty30","SEQNUM":"655"}}
[ 5.135329] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty59","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"59","DEVNAME":"tty59","SEQNUM":"656"}}
[ 5.151356] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty20","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"20","DEVNAME":"tty20","SEQNUM":"657"}}
[ 5.167379] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty49","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"49","DEVNAME":"tty49","SEQNUM":"658"}}
[ 5.183378] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty10","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"10","DEVNAME":"tty10","SEQNUM":"659"}}
[ 5.199382] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty2","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"2","DEVNAME":"tty2","SEQNUM":"660"}}
[ 5.215126] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty39","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"39","DEVNAME":"tty39","SEQNUM":"661"}}
[ 5.231127] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty29","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"29","DEVNAME":"tty29","SEQNUM":"662"}}
[ 5.247164] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty57","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"57","DEVNAME":"tty57","SEQNUM":"663"}}
[ 5.263188] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty19","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"19","DEVNAME":"tty19","SEQNUM":"664"}}
[ 5.279255] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty47","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"47","DEVNAME":"tty47","SEQNUM":"665"}}
[ 5.295274] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS7","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"71","DEVNAME":"ttyS7","SEQNUM":"666"}}
[ 5.312320] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty0","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"0","DEVNAME":"tty0","SEQNUM":"667"}}
[ 5.328070] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty37","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"37","DEVNAME":"tty37","SEQNUM":"668"}}
[ 5.344075] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty27","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"27","DEVNAME":"tty27","SEQNUM":"669"}}
[ 5.360083] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty55","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"55","DEVNAME":"tty55","SEQNUM":"670"}}
[ 5.376597] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty17","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"17","DEVNAME":"tty17","SEQNUM":"671"}}
[ 5.392614] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty9","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"9","DEVNAME":"tty9","SEQNUM":"672"}}
[ 5.408367] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty45","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"45","DEVNAME":"tty45","SEQNUM":"673"}}
[ 5.424372] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS5","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"69","DEVNAME":"ttyS5","SEQNUM":"674"}}
[ 5.441552] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"5","MINOR":"0","DEVNAME":"tty","DEVMODE":"0666","SEQNUM":"675"}}
[ 5.458255] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty35","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"35","DEVNAME":"tty35","SEQNUM":"676"}}
[ 5.474254] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty63","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"63","DEVNAME":"tty63","SEQNUM":"677"}}
[ 5.490265] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty25","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"25","DEVNAME":"tty25","SEQNUM":"678"}}
[ 5.506463] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty53","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"53","DEVNAME":"tty53","SEQNUM":"679"}}
[ 5.522451] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty15","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"15","DEVNAME":"tty15","SEQNUM":"680"}}
[ 5.538464] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty7","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"7","DEVNAME":"tty7","SEQNUM":"681"}}
[ 5.554200] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty43","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"43","DEVNAME":"tty43","SEQNUM":"682"}}
[ 5.570202] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/serial8250/tty/ttyS3","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"67","DEVNAME":"ttyS3","SEQNUM":"683"}}
[ 5.587294] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty33","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"33","DEVNAME":"tty33","SEQNUM":"684"}}
[ 5.603328] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty61","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"61","DEVNAME":"tty61","SEQNUM":"685"}}
[ 5.619331] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty23","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"23","DEVNAME":"tty23","SEQNUM":"686"}}
[ 5.635326] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty51","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"51","DEVNAME":"tty51","SEQNUM":"687"}}
[ 5.651320] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty13","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"13","DEVNAME":"tty13","SEQNUM":"688"}}
[ 5.667330] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty5","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"5","DEVNAME":"tty5","SEQNUM":"689"}}
[ 5.683078] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty41","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"41","DEVNAME":"tty41","SEQNUM":"690"}}
[ 5.699076] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c28400.serial/tty/ttyS1","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"65","DEVNAME":"ttyS1","SEQNUM":"691"}}
[ 5.716821] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty31","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"31","DEVNAME":"tty31","SEQNUM":"692"}}
[ 5.732845] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty21","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"21","DEVNAME":"tty21","SEQNUM":"693"}}
[ 5.748842] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty11","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"11","DEVNAME":"tty11","SEQNUM":"694"}}
[ 5.764832] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/tty/tty3","SUBSYSTEM":"tty","SYNTH_UUID":"0","MAJOR":"4","MINOR":"3","DEVNAME":"tty3","SEQNUM":"695"}}
[ 5.780573] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop1","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"1","DEVNAME":"loop1","DEVTYPE":"disk","SEQNUM":"696"}}
[ 5.798171] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c0f000.mmc/mmc_host/mmc0/mmc0:59b4/block/mmcblk0/mmcblk0p2","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"179","MINOR":"2","DEVNAME":"mmcblk0p2","DEVTYPE":"partition","PARTN":"2","SEQNUM":"697"}}
[ 5.822304] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop6","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"6","DEVNAME":"loop6","DEVTYPE":"disk","SEQNUM":"698"}}
[ 5.839814] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop4","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"4","DEVNAME":"loop4","DEVTYPE":"disk","SEQNUM":"699"}}
[ 5.857327] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop2","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"2","DEVNAME":"loop2","DEVTYPE":"disk","SEQNUM":"700"}}
[ 5.874831] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop0","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"0","DEVNAME":"loop0","DEVTYPE":"disk","SEQNUM":"701"}}
[ 5.892337] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c0f000.mmc/mmc_host/mmc0/mmc0:59b4/block/mmcblk0/mmcblk0p1","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"179","MINOR":"1","DEVNAME":"mmcblk0p1","DEVTYPE":"partition","PARTN":"1","SEQNUM":"702"}}
[ 5.916560] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop7","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"7","DEVNAME":"loop7","DEVTYPE":"disk","SEQNUM":"703"}}
[ 5.934092] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop5","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"5","DEVNAME":"loop5","DEVTYPE":"disk","SEQNUM":"704"}}
[ 5.951614] procd: {{"ACTION":"add","DEVPATH":"/devices/platform/soc/1c0f000.mmc/mmc_host/mmc0/mmc0:59b4/block/mmcblk0","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"179","MINOR":"0","DEVNAME":"mmcblk0","DEVTYPE":"disk","SEQNUM":"705"}}
[ 5.973216] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/block/loop3","SUBSYSTEM":"block","SYNTH_UUID":"0","MAJOR":"7","MINOR":"3","DEVNAME":"loop3","DEVTYPE":"disk","SEQNUM":"706"}}
[ 5.990721] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/input/mice","SUBSYSTEM":"input","SYNTH_UUID":"0","MAJOR":"13","MINOR":"63","DEVNAME":"input/mice","SEQNUM":"707"}}
[ 6.007352] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcsu1","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"65","DEVNAME":"vcsu1","SEQNUM":"708"}}
[ 6.023005] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcsu","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"64","DEVNAME":"vcsu","SEQNUM":"709"}}
[ 6.038443] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcsa1","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"129","DEVNAME":"vcsa1","SEQNUM":"710"}}
[ 6.054133] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcs","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"0","DEVNAME":"vcs","SEQNUM":"711"}}
[ 6.069294] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcsa","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"128","DEVNAME":"vcsa","SEQNUM":"712"}}
[ 6.084794] procd: {{"ACTION":"add","DEVPATH":"/devices/virtual/vc/vcs1","SUBSYSTEM":"vc","SYNTH_UUID":"0","MAJOR":"7","MINOR":"1","DEVNAME":"vcs1","SEQNUM":"713"}}
[ 6.599752] procd: - watchdog -
[ 6.603299] procd: - ubus -
[ 6.606428] procd: Create service ubus
[ 6.610308] procd: Start instance ubus::instance1
[ 6.615669] procd: Started instance ubus::instance1[826]
[ 6.622716] procd: running /etc/init.d/ubus running
[ 6.634849] procd: glob failed on /etc/init.d/ubus
[ 6.649969] random: ubusd: uninitialized urandom read (4 bytes read)
[ 6.659738] random: ubusd: uninitialized urandom read (4 bytes read)
[ 6.666843] random: ubusd: uninitialized urandom read (4 bytes read)
[ 6.674165] procd: Connected to ubus, id=9463e31d
[ 6.679283] procd: - init -
[ 6.691737] procd: running /etc/rc.d/S* boot
[ 7.104871] kmodloader: loading kernel modules from /etc/modules.d/*
[ 7.169727] urngd: v1.0.2 started.
[ 7.205216] Loading modules backported from Linux version v5.4-rc8-0-gaf42d3466bdc
[ 7.226116] Backport generated by backports.git v5.4-rc8-1-0-g368e8c51
[ 7.271738] random: crng init done
[ 7.275161] random: 4 urandom warning(s) missed due to ratelimiting
[ 7.295550] xt_time: kernel timezone is -0000
[ 7.371746] PPP generic driver version 2.4.2
[ 7.390177] NET: Registered protocol family 24
[ 7.428559] usbcore: registered new interface driver brcmfmac
[ 7.453881] kmodloader: done loading kernel modules from /etc/modules.d/*

[ 31.205995] vcc3v0: disabling
[ 31.208994] vcc5v0: disabling

请问该如何修正这个问题？