大约一周以来，我一直在尝试为 rpi4 进行 PXE 启动 Ubuntu 20.04 服务器 lts，但我基本上卡在执行 /init 的那个点，启动过程基本上停滞了。我找不到任何线索来解释为什么它会挂在那里。看起来 init 不知道 rootfs 在哪里，但我可能错了。启动过程停滞后，可以 ping rpi 4b IP，但我无法通过 ssh 进入它。我想知道我是否陷入了某种 u-boot 阶段。不幸的是，串行控制台在启动过程挂起的点之后没有给出任何输出。我一直在关注这家伙迹象但有些步骤对我来说确实看上去不清楚。
设置信息：
TFTP + NFS 服务器为 172.12.1.1；RPI 4b 静态租用 IP 为 172.12.1.51
命令行
net.ifnames=0 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 elevator=deadline rootwait fixrtc init=initrd.img ip=dhcp root=/dev/nfs nfsroot=172.12.1.1:/var/exports/nfsboot/kube0,vers=3,proto=tcp rw
配置.txt
[pi4]
kernel=uboot_rpi_4.bin
max_framebuffers=2
[all]
arm_64bit=1
device_tree_address=0x03000000
enable_uart=1
uart_2ndstage=1
cmdline=cmdline.txt
include syscfg.txt
include usercfg.txt
kernel=vmlinuz-5.4.0-1028-raspi
initramfs initrd.img-5.4.0-1028-raspi followkernel
NFS 服务器上的启动文件夹文件
vswitch0:~$ file /var/exports/nfsboot/kube0/boot/*
/var/exports/nfsboot/kube0/boot/System.map-5.4.0-1028-raspi: regular file, no read permission
/var/exports/nfsboot/kube0/boot/cmdline.txt: ASCII text
/var/exports/nfsboot/kube0/boot/config-5.4.0-1028-raspi: Linux make config build file, ASCII text
/var/exports/nfsboot/kube0/boot/config.txt: ASCII text
/var/exports/nfsboot/kube0/boot/firmware: directory
/var/exports/nfsboot/kube0/boot/initrd.img: symbolic link to initrd.img-5.4.0-1028-raspi
/var/exports/nfsboot/kube0/boot/initrd.img-5.4.0-1028-raspi: LZ4 compressed data (v0.1-v0.9)
/var/exports/nfsboot/kube0/boot/initrd.img.old: symbolic link to initrd.img-5.4.0-1028-raspi
/var/exports/nfsboot/kube0/boot/vmlinuz: symbolic link to vmlinuz-5.4.0-1028-raspi
/var/exports/nfsboot/kube0/boot/vmlinuz-5.4.0-1028-raspi: Linux kernel ARM64 boot executable Image, little-endian, 4K pages
/var/exports/nfsboot/kube0/boot/vmlinuz.old: symbolic link to vmlinuz-5.4.0-1028-raspi
vswitch0:~$
文件系统
vswitch0:~$ cat /var/exports/nfsboot/kube0/etc/fstab
proc /proc proc defaults 0 0
172.12.1.1:/var/exports/nfsboot/kube0 / nfs defaults,rw,nolock 0 0
172.12.1.1:/var/exports/nfsboot/kube0/boot/firmware /boot/firmware nfs defaults,rw,nolock 0 1
none /tmp tmpfs defaults 0 0
none /var/run tmpfs defaults 0 0
none /var/lock tmpfs defaults 0 0
none /var/tmp tmpfs defaults 0 0
vswitch0:~$
启动日志
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd083]
[ 0.000000] Linux version 5.4.0-1028-raspi (buildd@bos02-arm64-034) (gcc version 9.3.0 (Ubuntu 9.3.0-17ubuntu1~20.04)) #31-Ubuntu SMP PREEMPT Wed Jan 20 11:30:45 UTC 2021 (Ubuntu 5.4.0-1028.31-raspi 5.4.78)
[ 0.000000] Machine model: Raspberry Pi 4 Model B Rev 1.4
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: UEFI not found.
[ 0.000000] Reserved memory: created CMA memory pool at 0x0000000029400000, size 64 MiB
[ 0.000000] OF: reserved mem: initialized node linux,cma, compatible id shared-dma-pool
[ 0.000000] percpu: Embedded 32 pages/cpu s92120 r8192 d30760 u131072
[ 0.000000] Detected PIPT I-cache on CPU0
[ 0.000000] CPU features: detected: EL2 vector hardening
[ 0.000000] CPU features: kernel page table isolation forced ON by KASLR
[ 0.000000] CPU features: detected: Kernel page table isolation (KPTI)
[ 0.000000] ARM_SMCCC_ARCH_WORKAROUND_1 missing from firmware
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 2028848
[ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=0 bcm2708_fb.fbheight=0 bcm2708_fb.fbswap=1 smsc95xx.macaddr=DC:A6:32:D5:BA:19 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 net.ifnames=0 dwc_otg.lpm_enable=0 console=ttyS0,115200 console=tty1 elevator=deadline rootwait fixrtc init=initrd.img ip=dhcp root=/dev/nfs nfsroot=172.12.1.1:/var/exports/nfsboot/kube0,vers=3,proto=tcp rw
[ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
[ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
[ 0.000000] software IO TLB: mapped [mem 0x37400000-0x3b400000] (64MB)
[ 0.000000] Memory: 7900492K/8245248K available (11772K kernel code, 1240K rwdata, 4248K rodata, 4096K init, 1076K bss, 279220K reserved, 65536K cma-reserved)
[ 0.000000] random: get_random_u64 called from kmem_cache_open+0x3c/0x3e0 with crng_init=0
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] ftrace: allocating 39051 entries in 153 pages
[ 0.000000] rcu: Preemptible hierarchical RCU implementation.
[ 0.000000] Tasks RCU enabled.
[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[ 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 54.00MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xc743ce346, max_idle_ns: 440795203123 ns
[ 0.000005] sched_clock: 56 bits at 54MHz, resolution 18ns, wraps every 4398046511102ns
[ 0.000213] Console: colour dummy device 80x25
[ 0.000648] printk: console [tty1] enabled
[ 0.000713] Calibrating delay loop (skipped), value calculated using timer frequency.. 108.00 BogoMIPS (lpj=216000)
[ 0.000748] pid_max: default: 32768 minimum: 301
[ 0.000976] LSM: Security Framework initializing
[ 0.001039] Yama: becoming mindful.
[ 0.001142] AppArmor: AppArmor initialized
[ 0.001404] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.001506] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
[ 0.001594] *** VALIDATE tmpfs ***
[ 0.002245] *** VALIDATE proc ***
[ 0.002806] Disabling memory control group subsystem
[ 0.002895] *** VALIDATE cgroup1 ***
[ 0.002918] *** VALIDATE cgroup2 ***
[ 0.004276] ASID allocator initialised with 32768 entries
[ 0.004472] rcu: Hierarchical SRCU implementation.
[ 0.006589] EFI services will not be available.
[ 0.007450] smp: Bringing up secondary CPUs ...
[ 0.008500] Detected PIPT I-cache on CPU1
[ 0.008554] CPU1: Booted secondary processor 0x0000000001 [0x410fd083]
[ 0.009599] Detected PIPT I-cache on CPU2
[ 0.009637] CPU2: Booted secondary processor 0x0000000002 [0x410fd083]
[ 0.010666] Detected PIPT I-cache on CPU3
[ 0.010704] CPU3: Booted secondary processor 0x0000000003 [0x410fd083]
[ 0.010853] smp: Brought up 1 node, 4 CPUs
[ 0.010941] SMP: Total of 4 processors activated.
[ 0.010962] CPU features: detected: 32-bit EL0 Support
[ 0.010984] CPU features: detected: CRC32 instructions
[ 0.018538] CPU features: emulated: Privileged Access Never (PAN) using TTBR0_EL1 switching
[ 0.018566] CPU: All CPU(s) started at EL2
[ 0.018624] alternatives: patching kernel code
[ 0.020632] devtmpfs: initialized
[ 0.030294] Enabled cp15_barrier support
[ 0.030342] Enabled setend support
[ 0.030840] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[ 0.030882] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[ 0.033228] pinctrl core: initialized pinctrl subsystem
[ 0.033879] DMI not present or invalid.
[ 0.034550] NET: Registered protocol family 16
[ 0.037134] DMA: preallocated 1024 KiB pool for atomic allocations
[ 0.037168] audit: initializing netlink subsys (disabled)
[ 0.037441] audit: type=2000 audit(0.036:1): state=initialized audit_enabled=0 res=1
[ 0.037993] cpuidle: using governor ladder
[ 0.038048] cpuidle: using governor menu
[ 0.038514] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[ 0.038836] Serial: AMBA PL011 UART driver
[ 0.041646] bcm2835-mbox fe00b880.mailbox: mailbox enabled
[ 0.052149] raspberrypi-firmware soc:firmware: Attached to firmware from 2021-01-08 14:31, variant start
[ 0.056156] raspberrypi-firmware soc:firmware: Firmware hash is 194a85abd768c7334bbadc3f1911c10a7d18ed14
[ 0.098377] bcm2835-dma fe007000.dma: DMA legacy API manager, dmachans=0x1
[ 0.101529] iommu: Default domain type: Translated
[ 0.102749] SCSI subsystem initialized
[ 0.103208] usbcore: registered new interface driver usbfs
[ 0.103267] usbcore: registered new interface driver hub
[ 0.103389] usbcore: registered new device driver usb
[ 0.103738] pps_core: LinuxPPS API ver. 1 registered
[ 0.103759] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <[email protected]>
[ 0.103794] PTP clock support registered
[ 0.104111] EDAC MC: Ver: 3.0.0
[ 0.105480] NetLabel: Initializing
[ 0.105507] NetLabel: domain hash size = 128
[ 0.105525] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO
[ 0.105602] NetLabel: unlabeled traffic allowed by default
[ 0.106505] clocksource: Switched to clocksource arch_sys_counter
[ 0.196506] *** VALIDATE bpf ***
[ 0.196901] VFS: Disk quotas dquot_6.6.0
[ 0.197007] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.197152] *** VALIDATE ramfs ***
[ 0.197788] AppArmor: AppArmor Filesystem Enabled
[ 0.207747] thermal_sys: Registered thermal governor 'fair_share'
[ 0.207753] thermal_sys: Registered thermal governor 'bang_bang'
[ 0.207781] thermal_sys: Registered thermal governor 'step_wise'
[ 0.207801] thermal_sys: Registered thermal governor 'user_space'
[ 0.207820] thermal_sys: Registered thermal governor 'power_allocator'
[ 0.208360] NET: Registered protocol family 2
[ 0.209118] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear)
[ 0.209201] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
[ 0.209562] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, linear)
[ 0.210374] TCP: Hash tables configured (established 65536 bind 65536)
[ 0.210756] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 0.210865] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, linear)
[ 0.211231] NET: Registered protocol family 1
[ 0.211275] NET: Registered protocol family 44
[ 0.211302] PCI: CLS 0 bytes, default 64
[ 0.211585] Trying to unpack rootfs image as initramfs...
[ 0.867507] Freeing initrd memory: 28652K
[ 0.869147] hw perfevents: enabled with armv8_cortex_a72 PMU driver, 7 counters available
[ 0.869361] kvm [1]: IPA Size Limit: 44bits
[ 0.870258] kvm [1]: vgic interrupt IRQ1
[ 0.870545] kvm [1]: Hyp mode initialized successfully
[ 0.872746] Initialise system trusted keyrings
[ 0.872812] Key type blacklist registered
[ 0.873089] workingset: timestamp_bits=46 max_order=21 bucket_order=0
[ 0.879977] zbud: loaded
[ 0.882004] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.883077] fuse: init (API version 7.31)
[ 0.883209] *** VALIDATE fuse ***
[ 0.883233] *** VALIDATE fuse ***
[ 0.908071] Key type asymmetric registered
[ 0.908095] Asymmetric key parser 'x509' registered
[ 0.908151] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 242)
[ 0.908489] io scheduler mq-deadline registered
[ 0.912765] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges:
[ 0.912803] brcm-pcie fd500000.pcie: No bus range found for /scb/pcie@7d500000, using [bus 00-ff]
[ 0.912872] brcm-pcie fd500000.pcie: MEM 0x0600000000..0x0603ffffff -> 0x00f8000000
[ 0.912938] brcm-pcie fd500000.pcie: IB MEM 0x0000000000..0x00bfffffff -> 0x0400000000
[ 0.976606] brcm-pcie fd500000.pcie: link up, 5 GT/s x1 (SSC)
[ 0.976896] brcm-pcie fd500000.pcie: PCI host bridge to bus 0000:00
[ 0.976925] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.976952] pci_bus 0000:00: root bus resource [mem 0x600000000-0x603ffffff] (bus address [0xf8000000-0xfbffffff])
[ 0.977015] pci 0000:00:00.0: [14e4:2711] type 01 class 0x060400
[ 0.977224] pci 0000:00:00.0: PME# supported from D0 D3hot
[ 0.980896] pci 0000:01:00.0: [1106:3483] type 00 class 0x0c0330
[ 0.981040] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00000fff 64bit]
[ 0.981401] pci 0000:01:00.0: PME# supported from D0 D3hot
[ 0.985021] pci 0000:00:00.0: BAR 14: assigned [mem 0x600000000-0x6000fffff]
[ 0.985055] pci 0000:01:00.0: BAR 0: assigned [mem 0x600000000-0x600000fff 64bit]
[ 0.985100] pci 0000:00:00.0: PCI bridge to [bus 01]
[ 0.985128] pci 0000:00:00.0: bridge window [mem 0x600000000-0x6000fffff]
[ 0.985393] pcieport 0000:00:00.0: enabling device (0000 -> 0002)
[ 0.985592] pcieport 0000:00:00.0: PME: Signaling with IRQ 41
[ 0.985958] pcieport 0000:00:00.0: AER: enabled with IRQ 41
[ 0.986218] pci 0000:01:00.0: enabling device (0000 -> 0002)
[ 1.030842] pci 0000:01:00.0: quirk_usb_early_handoff+0x0/0x658 took 43570 usecs
[ 1.032102] bcm2708_fb soc:fb: Unable to determine number of FBs. Disabling driver.
[ 1.032142] bcm2708_fb: probe of soc:fb failed with error -2
[ 1.095419] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled
[ 1.097841] iproc-rng200 fe104000.rng: hwrng registered
[ 1.098278] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[ 1.099118] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000
[ 1.099470] cacheinfo: Unable to detect cache hierarchy for CPU 0
[ 1.461968] loop: module loaded
[ 1.464644] spi-bcm2835 fe204000.spi: could not get clk: -517
[ 1.466354] libphy: Fixed MDIO Bus: probed
[ 1.466401] tun: Universal TUN/TAP device driver, 1.6
[ 1.467077] bcmgenet fd580000.ethernet: failed to get enet clock
[ 1.467108] bcmgenet fd580000.ethernet: GENET 5.0 EPHY: 0x0000
[ 1.467136] bcmgenet fd580000.ethernet: failed to get enet-wol clock
[ 1.467163] bcmgenet fd580000.ethernet: failed to get enet-eee clock
[ 1.467197] bcmgenet: Skipping UMAC reset
[ 1.478543] libphy: bcmgenet MII bus: probed
[ 1.534600] unimac-mdio unimac-mdio.-19: Broadcom UniMAC MDIO bus
[ 1.535410] PPP generic driver version 2.4.2
[ 1.535701] usbcore: registered new interface driver lan78xx
[ 1.535771] usbcore: registered new interface driver smsc95xx
[ 1.535813] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.535850] ehci-pci: EHCI PCI platform driver
[ 1.535914] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.535943] ohci-pci: OHCI PCI platform driver
[ 1.536005] uhci_hcd: USB Universal Host Controller Interface driver
[ 1.536436] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 1.536476] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1
[ 1.537240] xhci_hcd 0000:01:00.0: hcc params 0x002841eb hci version 0x100 quirks 0x0000003000000890
[ 1.538384] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.04
[ 1.538416] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.538442] usb usb1: Product: xHCI Host Controller
[ 1.538464] usb usb1: Manufacturer: Linux 5.4.0-1028-raspi xhci-hcd
[ 1.538523] usb usb1: SerialNumber: 0000:01:00.0
[ 1.539099] hub 1-0:1.0: USB hub found
[ 1.539195] hub 1-0:1.0: 1 port detected
[ 1.539776] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 1.539808] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 2
[ 1.539844] xhci_hcd 0000:01:00.0: Host supports USB 3.0 SuperSpeed
[ 1.540214] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.04
[ 1.540243] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.540269] usb usb2: Product: xHCI Host Controller
[ 1.540289] usb usb2: Manufacturer: Linux 5.4.0-1028-raspi xhci-hcd
[ 1.540311] usb usb2: SerialNumber: 0000:01:00.0
[ 1.540861] hub 2-0:1.0: USB hub found
[ 1.540928] hub 2-0:1.0: 4 ports detected
[ 1.541796] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 1.542651] mousedev: PS/2 mouse device common for all mice
[ 1.543090] i2c /dev entries driver
[ 1.545970] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[ 1.546187] device-mapper: uevent: version 1.0.3
[ 1.546529] device-mapper: ioctl: 4.41.0-ioctl (2019-09-16) initialised: [email protected]
[ 1.550213] sdhci: Secure Digital Host Controller Interface driver
[ 1.550224] sdhci: Copyright(c) Pierre Ossman
[ 1.550450] mmc-bcm2835 fe300000.mmcnr: could not get clk, deferring probe
[ 1.550636] sdhci-pltfm: SDHCI platform and OF driver helper
[ 1.552765] ledtrig-cpu: registered to indicate activity on CPUs
[ 1.552906] hidraw: raw HID events driver (C) Jiri Kosina
[ 1.553608] vchiq: vchiq_init_state: slot_zero = (____ptrval____)
[ 1.555818] drop_monitor: Initializing network drop monitor service
[ 1.556263] NET: Registered protocol family 10
[ 1.573345] Segment Routing with IPv6
[ 1.573412] NET: Registered protocol family 17
[ 1.573514] Key type dns_resolver registered
[ 1.573876] registered taskstats version 1
[ 1.573916] Loading compiled-in X.509 certificates
[ 1.575359] Loaded X.509 cert 'Build time autogenerated kernel key: 09ad5a0751a3e9ca1eb19d9275b4d0b41e50fa66'
[ 1.575567] Key type ._fscrypt registered
[ 1.575576] Key type .fscrypt registered
[ 1.592147] cryptd: max_cpu_qlen set to 1000
[ 1.610393] Key type big_key registered
[ 1.633115] Key type encrypted registered
[ 1.633138] AppArmor: AppArmor sha1 policy hashing enabled
[ 1.633161] ima: No TPM chip found, activating TPM-bypass!
[ 1.633184] ima: Allocated hash algorithm: sha1
[ 1.633208] ima: No architecture policies found
[ 1.633241] evm: Initialising EVM extended attributes:
[ 1.633249] evm: security.selinux
[ 1.633255] evm: security.SMACK64
[ 1.633262] evm: security.SMACK64EXEC
[ 1.633268] evm: security.SMACK64TRANSMUTE
[ 1.633274] evm: security.SMACK64MMAP
[ 1.633281] evm: security.apparmor
[ 1.633287] evm: security.ima
[ 1.633293] evm: security.capability
[ 1.633300] evm: HMAC attrs: 0x1
[ 1.637108] uart-pl011 fe201000.serial: cts_event_workaround enabled
[ 1.637177] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 14, base_baud = 0) is a PL011 rev2
[ 1.641984] printk: console [ttyS0] disabled
[ 1.642024] fe215040.serial: ttyS0 at MMIO 0x0 (irq = 16, base_baud = 62500000) is a 16550
[ 1.906507] usb 1-1: new high-speed USB device number 2 using xhci_hcd
[ 1.906890] printk: console [ttyS0] enabled
[ 2.118790] usb 1-1: New USB device found, idVendor=2109, idProduct=3431, bcdDevice= 4.21
[ 2.123304] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver
[ 2.126915] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2.126919] usb 1-1: Product: USB2.0 Hub
[ 2.153363] hub 1-1:1.0: USB hub found
[ 2.164542] mmc-bcm2835 fe300000.mmcnr: mmc_debug:0 mmc_debug2:0
[ 2.174900] hub 1-1:1.0: 4 ports detected
[ 3.138686] mmc-bcm2835 fe300000.mmcnr: DMA channel allocated
[ 3.188667] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
[ 3.195751] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 3.202835] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 3.211117] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
[ 3.216698] mmc0: SDHCI controller on fe340000.emmc2 [fe340000.emmc2] using ADMA
[ 3.225153] hctosys: unable to open rtc device (rtc0)
[ 3.225754] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 3.230564] of_cfs_init
[ 3.238396] of_cfs_init: OK
[ 3.241585] bcmgenet: Skipping UMAC reset
[ 3.247330] bcmgenet fd580000.ethernet: configuring instance for external RGMII
[ 3.254960] bcmgenet fd580000.ethernet eth0: Link is Down
[ 3.257799] random: fast init done
[ 3.297954] mmc1: new high speed SDIO card at address 0001
[ 18.622593] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
[ 18.631091] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 18.646500] Sending DHCP requests ., OK
[ 18.666412] IP-Config: Got DHCP answer from 172.12.1.1, my address is 172.12.1.51
[ 18.674018] IP-Config: Complete:
[ 18.677300] device=eth0, hwaddr=dc:a6:32:d5:ba:19, ipaddr=172.12.1.51, mask=255.255.255.0, gw=172.12.1.1
[ 18.687364] host=kube0, domain=node1.eth1.lan, nis-domain=(none)
[ 18.693902] bootserver=0.0.0.0, rootserver=0.0.0.0, rootpath=
[ 18.693904] nameserver0=172.12.0.1, nameserver1=172.12.1.1
[ 18.711592] Freeing unused kernel memory: 4096K
[ 18.750294] Checked W+X mappings: passed, no W+X pages found
[ 18.756067] Run /init as init process
[ 18.813257] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[ 18.819196] random: udevadm: uninitialized urandom read (16 bytes read)
[ 18.823155] random: systemd-udevd: uninitialized urandom read (16 bytes read)
[ 19.354399] usb_phy_generic phy: phy supply vcc not found, using dummy regulator
[ 21.594496] raid6: neonx8 gen() 3188 MB/s
[ 21.646496] raid6: neonx8 xor() 2867 MB/s
[ 21.698511] raid6: neonx4 gen() 2519 MB/s
[ 21.750498] raid6: neonx4 xor() 2326 MB/s
[ 21.802494] raid6: neonx2 gen() 2231 MB/s
[ 21.854491] raid6: neonx2 xor() 2282 MB/s
[ 21.906500] raid6: neonx1 gen() 1921 MB/s
[ 21.958499] raid6: neonx1 xor() 1739 MB/s
[ 22.010496] raid6: int64x8 gen() 1660 MB/s
[ 22.062491] raid6: int64x8 xor() 1230 MB/s
[ 22.114523] raid6: int64x4 gen() 1438 MB/s
[ 22.166501] raid6: int64x4 xor() 1121 MB/s
[ 22.218538] raid6: int64x2 gen() 1132 MB/s
[ 22.270494] raid6: int64x2 xor() 996 MB/s
[ 22.322523] raid6: int64x1 gen() 970 MB/s
[ 22.374511] raid6: int64x1 xor() 684 MB/s
[ 22.378844] raid6: using algorithm neonx8 gen() 3188 MB/s
[ 22.384323] raid6: .... xor() 2867 MB/s, rmw enabled
[ 22.389362] raid6: using neon recovery algorithm
[ 22.397745] xor: measuring software checksum speed
[ 22.442503] 8regs : 5940.000 MB/sec
[ 22.486487] 32regs : 6782.000 MB/sec
[ 22.530486] arm64_neon: 6118.000 MB/sec
[ 22.534731] xor: using function: 32regs (6782.000 MB/sec)
[ 22.542067] async_tx: api initialized (async)
[ 209.086534] random: crng init done
[ 209.089984] random: 7 urandom warning(s) missed due to ratelimiting
可以找到完整的启动日志这里。 谢谢