Code:
pi@raspberrypi:~ $ dmesg
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.19.50-v7l+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #895 SMP Thu Jun 20 16:03:42 BST 2019
[ 0.000000] CPU: ARMv7 Processor [410fd083] revision 3 (ARMv7), cr=30c5383d
[ 0.000000] CPU: div instructions available: patching division code
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache
[ 0.000000] OF: fdt: Machine model: Raspberry Pi 4 Model B Rev 1.1
[ 0.000000] Memory policy: Data cache writealloc
[ 0.000000] cma: Reserved 256 MiB at 0x000000001ec00000
[ 0.000000] On node 0 totalpages: 504832
[ 0.000000] DMA zone: 1728 pages used for memmap
[ 0.000000] DMA zone: 0 pages reserved
[ 0.000000] DMA zone: 196608 pages, LIFO batch:63
[ 0.000000] HighMem zone: 308224 pages, LIFO batch:63
[ 0.000000] random: get_random_bytes called from start_kernel+0xc0/0x4e8 with crng_init=0
[ 0.000000] percpu: Embedded 17 pages/cpu s39488 r8192 d21952 u69632
[ 0.000000] pcpu-alloc: s39488 r8192 d21952 u69632 alloc=17*4096
[ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 503104
[ 0.000000] Kernel command line: 8250.nr_uarts=0 cma=64M cma=256M smsc95xx.macaddr=DC:A6:32:01:E2:89 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 dwc_otg.lpm_enable=0 console=ttyS0,115200 console=tty1 root=PARTUUID=e3c4cc00-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait
[ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Memory: 1721840K/2019328K available (8192K kernel code, 658K rwdata, 2344K rodata, 2048K init, 850K bss, 35344K reserved, 262144K cma-reserved, 1232896K highmem)
[ 0.000000] Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xf0800000 - 0xff800000 ( 240 MB)
lowmem : 0xc0000000 - 0xf0000000 ( 768 MB)
pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
.text : 0x(ptrval) - 0x(ptrval) (10208 kB)
.init : 0x(ptrval) - 0x(ptrval) (2048 kB)
.data : 0x(ptrval) - 0x(ptrval) ( 659 kB)
.bss : 0x(ptrval) - 0x(ptrval) ( 851 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[ 0.000000] ftrace: allocating 28034 entries in 83 pages
[ 0.000000] rcu: Hierarchical RCU implementation.
[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[ 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
[ 0.000021] Switching to timer-based delay loop, resolution 18ns
[ 0.000248] Console: colour dummy device 80x30
[ 0.000734] console [tty1] enabled
[ 0.000785] Calibrating delay loop (skipped), value calculated using timer frequency.. 108.00 BogoMIPS (lpj=540000)
[ 0.000828] pid_max: default: 32768 minimum: 301
[ 0.001100] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001133] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001893] CPU: Testing write buffer coherency: ok
[ 0.002313] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.002951] Setting up static identity map for 0x200000 - 0x20003c
[ 0.003123] rcu: Hierarchical SRCU implementation.
[ 0.003990] smp: Bringing up secondary CPUs ...
[ 0.004889] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.005896] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[ 0.006866] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[ 0.006999] smp: Brought up 1 node, 4 CPUs
[ 0.007068] SMP: Total of 4 processors activated (432.00 BogoMIPS).
[ 0.007091] CPU: All CPU(s) started in HYP mode.
[ 0.007111] CPU: Virtualization extensions available.
[ 0.007906] devtmpfs: initialized
[ 0.017671] VFP support v0.3: implementor 41 architecture 3 part 40 variant 8 rev 0
[ 0.017905] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.017947] futex hash table entries: 1024 (order: 4, 65536 bytes)
[ 0.025268] pinctrl core: initialized pinctrl subsystem
[ 0.026134] NET: Registered protocol family 16
[ 0.028618] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.029903] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[ 0.029970] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.030171] Serial: AMBA PL011 UART driver
[ 0.033252] bcm2835-mbox fe00b880.mailbox: mailbox enabled
[ 0.068611] bcm2835-dma fe007000.dma: DMA legacy API manager at (ptrval), dmachans=0x1
[ 0.070863] vgaarb: loaded
[ 0.071241] SCSI subsystem initialized
[ 0.071450] usbcore: registered new interface driver usbfs
[ 0.071516] usbcore: registered new interface driver hub
[ 0.071629] usbcore: registered new device driver usb
[ 0.090374] raspberrypi-firmware soc:firmware: Attached to firmware from 2019-06-20 16:04, variant start
[ 0.100117] raspberrypi-firmware soc:firmware: Firmware hash is 407b1da8fa3d1a7108cb1d250f5064a3420d2b7d
[ 0.111467] clocksource: Switched to clocksource arch_sys_counter
[ 0.188280] VFS: Disk quotas dquot_6.6.0
[ 0.188376] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.188539] FS-Cache: Loaded
[ 0.188726] CacheFiles: Loaded
[ 0.189243] simple-framebuffer: probe of 0.framebuffer failed with error -12
[ 0.198385] NET: Registered protocol family 2
[ 0.199050] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes)
[ 0.199095] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.199177] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.199261] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.199393] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.199437] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.199741] NET: Registered protocol family 1
[ 0.200280] RPC: Registered named UNIX socket transport module.
[ 0.200306] RPC: Registered udp transport module.
[ 0.200328] RPC: Registered tcp transport module.
[ 0.200349] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.200377] PCI: CLS 0 bytes, default 64
[ 0.203349] Initialise system trusted keyrings
[ 0.203562] workingset: timestamp_bits=14 max_order=19 bucket_order=5
[ 0.212329] FS-Cache: Netfs 'nfs' registered for caching
[ 0.212838] NFS: Registering the id_resolver key type
[ 0.212877] Key type id_resolver registered
[ 0.212899] Key type id_legacy registered
[ 0.212930] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 0.215143] Key type asymmetric registered
[ 0.215170] Asymmetric key parser 'x509' registered
[ 0.215292] bounce: pool size: 64 pages
[ 0.215341] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[ 0.215518] io scheduler noop registered
[ 0.215542] io scheduler deadline registered (default)
[ 0.215696] io scheduler cfq registered
[ 0.215718] io scheduler mq-deadline registered (default)
[ 0.215741] io scheduler kyber registered
[ 0.218589] brcm-pcie fd500000.pcie: could not get clock
[ 0.218663] brcm-pcie fd500000.pcie: host bridge /scb/pcie@7d500000 ranges:
[ 0.218715] brcm-pcie fd500000.pcie: MEM 0x600000000..0x603ffffff -> 0xf8000000
[ 0.271501] brcm-pcie fd500000.pcie: link up, 5.0 Gbps x1 (!SSC)
[ 0.271770] brcm-pcie fd500000.pcie: PCI host bridge to bus 0000:00
[ 0.271800] pci_bus 0000:00: root bus resource [bus 00-01]
[ 0.271831] pci_bus 0000:00: root bus resource [mem 0x600000000-0x603ffffff] (bus address [0xf8000000-0xfbffffff])
[ 0.271894] pci 0000:00:00.0: [14e4:2711] type 01 class 0x060400
[ 0.272030] pci 0000:00:00.0: PME# supported from D0 D3hot
[ 0.274686] PCI: bus0: Fast back to back transfers disabled
[ 0.274718] pci 0000:00:00.0: bridge configuration invalid ([bus 00-00]), reconfiguring
[ 0.274901] pci 0000:01:00.0: [1106:3483] type 00 class 0x0c0330
[ 0.274961] pci 0000:01:00.0: reg 0x10: [mem 0x00000000-0x00000fff 64bit]
[ 0.275129] pci 0000:01:00.0: PME# supported from D0 D3cold
[ 0.277676] PCI: bus1: Fast back to back transfers disabled
[ 0.277706] pci_bus 0000:01: busn_res: [bus 01] end is updated to 01
[ 0.277751] pci 0000:00:00.0: BAR 8: assigned [mem 0x600000000-0x6000fffff]
[ 0.277785] pci 0000:01:00.0: BAR 0: assigned [mem 0x600000000-0x600000fff 64bit]
[ 0.277833] pci 0000:00:00.0: PCI bridge to [bus 01]
[ 0.277863] pci 0000:00:00.0: bridge window [mem 0x600000000-0x6000fffff]
[ 0.277934] pci 0000:00:00.0: enabling device (0140 -> 0142)
[ 0.277971] pci 0000:01:00.0: enabling device (0140 -> 0142)
[ 0.281112] iproc-rng200 fe104000.rng: hwrng registered
[ 0.281342] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[ 0.281884] vc-sm: Videocore shared memory driver
[ 0.282284] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000
[ 0.292248] brd: module loaded
[ 0.301714] loop: module loaded
[ 0.302459] Loading iSCSI transport class v2.0-870.
[ 0.304091] libphy: Fixed MDIO Bus: probed
[ 0.304528] bcmgenet fd580000.genet: failed to get enet clock
[ 0.304559] bcmgenet fd580000.genet: GENET 5.0 EPHY: 0x0000
[ 0.304590] bcmgenet fd580000.genet: failed to get enet-wol clock
[ 0.304619] bcmgenet fd580000.genet: failed to get enet-eee clock
[ 0.304881] unimac-mdio unimac-mdio.-19: DMA mask not set
[ 0.321504] libphy: bcmgenet MII bus: probed
[ 0.361991] unimac-mdio unimac-mdio.-19: Broadcom UniMAC MDIO bus at 0x(ptrval)
[ 0.362902] usbcore: registered new interface driver r8152
[ 0.362976] usbcore: registered new interface driver lan78xx
[ 0.363044] usbcore: registered new interface driver smsc95xx
[ 0.363313] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 0.363357] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1
[ 0.364705] xhci_hcd 0000:01:00.0: hcc params 0x002841eb hci version 0x100 quirks 0x0000000000000890
[ 0.364886] genirq: irq_chip Brcm_MSI did not update eff. affinity mask of irq 55
[ 0.365513] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19
[ 0.365548] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.365577] usb usb1: Product: xHCI Host Controller
[ 0.365601] usb usb1: Manufacturer: Linux 4.19.50-v7l+ xhci-hcd
[ 0.365625] usb usb1: SerialNumber: 0000:01:00.0
[ 0.366134] hub 1-0:1.0: USB hub found
[ 0.366199] hub 1-0:1.0: 1 port detected
[ 0.366614] xhci_hcd 0000:01:00.0: xHCI Host Controller
[ 0.366649] xhci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 2
[ 0.366685] xhci_hcd 0000:01:00.0: Host supports USB 3.0 SuperSpeed
[ 0.367042] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 4.19
[ 0.367075] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.367104] usb usb2: Product: xHCI Host Controller
[ 0.367127] usb usb2: Manufacturer: Linux 4.19.50-v7l+ xhci-hcd
[ 0.367150] usb usb2: SerialNumber: 0000:01:00.0
[ 0.367648] hub 2-0:1.0: USB hub found
[ 0.367715] hub 2-0:1.0: 4 ports detected
[ 0.368810] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 0.394386] dwc_otg fe980000.usb: base=(ptrval)
[ 0.594715] Core Release: 2.80a
[ 0.594751] Setting default values for core params
[ 0.594794] Finished setting default values for core params
[ 0.795139] Using Buffer DMA mode
[ 0.795163] Periodic Transfer Interrupt Enhancement - disabled
[ 0.795185] Multiprocessor Interrupt Enhancement - disabled
[ 0.795208] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 0.795279] Dedicated Tx FIFOs mode
[ 0.795765] WARN::dwc_otg_hcd_init:1045: FIQ DMA bounce buffers: virt = dec70000 dma = 0x00000000dec70000 len=9024
[ 0.795813] FIQ FSM acceleration enabled for :
Non-periodic Split Transactions
Periodic Split Transactions
High-Speed Isochronous Endpoints
Interrupt/Control Split Transaction hack enabled
[ 0.795875] dwc_otg: Microframe scheduler enabled
[ 0.795928] WARN::hcd_init_fiq:457: FIQ on core 1
[ 0.795958] WARN::hcd_init_fiq:458: FIQ ASM at c07add50 length 36
[ 0.795988] WARN::hcd_init_fiq:497: MPHI regs_base at f0810200
[ 0.796038] dwc_otg fe980000.usb: DWC OTG Controller
[ 0.796082] dwc_otg fe980000.usb: new USB bus registered, assigned bus number 3
[ 0.796133] dwc_otg fe980000.usb: irq 36, io mem 0x00000000
[ 0.796198] Init: Port Power? op_state=1
[ 0.796219] Init: Power Port (0)
[ 0.796495] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19
[ 0.796529] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.796558] usb usb3: Product: DWC OTG Controller
[ 0.796582] usb usb3: Manufacturer: Linux 4.19.50-v7l+ dwc_otg_hcd
[ 0.796606] usb usb3: SerialNumber: fe980000.usb
[ 0.797134] hub 3-0:1.0: USB hub found
[ 0.797198] hub 3-0:1.0: 1 port detected
[ 0.797795] dwc_otg: FIQ enabled
[ 0.797804] dwc_otg: NAK holdoff enabled
[ 0.797813] dwc_otg: FIQ split-transaction FSM enabled
[ 0.797826] Module dwc_common_port init
[ 0.798041] usbcore: registered new interface driver uas
[ 0.798166] usbcore: registered new interface driver usb-storage
[ 0.798346] mousedev: PS/2 mouse device common for all mice
[ 0.799526] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[ 0.799739] bcm2835-cpufreq: min=600000 max=1500000
[ 0.800349] sdhci: Secure Digital Host Controller Interface driver
[ 0.800373] sdhci: Copyright(c) Pierre Ossman
[ 0.800761] mmc-bcm2835 fe300000.mmcnr: could not get clk, deferring probe
[ 0.801145] sdhci-pltfm: SDHCI platform and OF driver helper
[ 0.804150] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.804314] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.804470] usbcore: registered new interface driver usbhid
[ 0.804493] usbhid: USB HID core driver
[ 0.805215] vchiq: vchiq_init_state: slot_zero = (ptrval), is_master = 0
[ 0.806817] [vc_sm_connected_init]: start
[ 0.814818] [vc_sm_connected_init]: end - returning 0
[ 0.815781] bcm2835_vc_sm_cma_probe: Videocore shared memory driver
[ 0.815811] [vc_sm_connected_init]: start
[ 0.816150] [vc_sm_connected_init]: installed successfully
[ 0.816469] Initializing XFRM netlink socket
[ 0.816510] NET: Registered protocol family 17
[ 0.816612] Key type dns_resolver registered
[ 0.816908] Registering SWP/SWPB emulation handler
[ 0.817515] registered taskstats version 1
[ 0.817544] Loading compiled-in X.509 certificates
[ 0.825212] uart-pl011 fe201000.serial: cts_event_workaround enabled
[ 0.825295] fe201000.serial: ttyAMA0 at MMIO 0xfe201000 (irq = 33, base_baud = 0) is a PL011 rev2
[ 0.828238] bcm2835-power bcm2835-power: Broadcom BCM2835 power domains driver
[ 0.828742] brcmstb_thermal fd5d2200.thermal: registered AVS TMON of-sensor driver
[ 0.829374] mmc-bcm2835 fe300000.mmcnr: mmc_debug:0 mmc_debug2:0
[ 0.829401] mmc-bcm2835 fe300000.mmcnr: DMA channel allocated
[ 0.854610] sdhci-iproc fe340000.emmc2: Linked as a consumer to regulator.1
[ 0.871907] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
[ 0.873544] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.875304] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.878231] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
[ 0.879870] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.886532] mmc0: SDHCI controller on fe340000.emmc2 [fe340000.emmc2] using ADMA
[ 0.889219] of_cfs_init
[ 0.889413] of_cfs_init: OK
[ 0.890074] Waiting for root device PARTUUID=e3c4cc00-02...
[ 0.922595] mmc0: Problem switching card into high-speed mode!
[ 0.922822] mmc0: new SDHC card at address 0001
[ 0.923995] mmcblk0: mmc0:0001 ASTC 7.45 GiB
[ 0.924545] random: fast init done
[ 0.926463] mmcblk0: p1 p2
[ 0.941538] usb 1-1: new high-speed USB device number 2 using xhci_hcd
[ 0.943253] mmc1: new high speed SDIO card at address 0001
[ 0.960207] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 0.960270] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[ 0.977209] devtmpfs: mounted
[ 0.983670] Freeing unused kernel memory: 2048K
[ 1.001724] Run /sbin/init as init process
[ 1.122669] usb 1-1: New USB device found, idVendor=2109, idProduct=3431, bcdDevice= 4.20
[ 1.122710] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 1.122738] usb 1-1: Product: USB2.0 Hub
[ 1.124224] hub 1-1:1.0: USB hub found
[ 1.124491] hub 1-1:1.0: 4 ports detected
[ 2.272473] systemd[1]: System time before build time, advancing clock.
[ 2.497396] NET: Registered protocol family 10
[ 2.498627] Segment Routing with IPv6
[ 2.564079] systemd[1]: systemd 241 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)
[ 2.564796] systemd[1]: Detected architecture arm.
[ 2.580323] systemd[1]: Set hostname to <raspberrypi>.
[ 3.074345] systemd[1]: File /lib/systemd/system/systemd-journald.service:12 configures an IP firewall (IPAddressDeny=any), but the local system does not support BPF/cgroup based firewalling.
[ 3.074407] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.)
[ 3.625205] random: systemd: uninitialized urandom read (16 bytes read)
[ 3.633096] random: systemd: uninitialized urandom read (16 bytes read)
[ 3.633483] systemd[1]: Listening on initctl Compatibility Named Pipe.
[ 3.634222] random: systemd: uninitialized urandom read (16 bytes read)
[ 3.634533] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[ 3.639998] systemd[1]: Created slice system-systemd\x2dfsck.slice.
[ 3.641007] systemd[1]: Listening on udev Control Socket.
[ 3.642327] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point.
[ 4.604425] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[ 4.695720] systemd-journald[102]: Received request to flush runtime journal from PID 1
[ 5.468647] argon-mem feb00000.hevc-decoder: argon-hevcmem initialised: Registers at 0xfeb00000 length 0x0000ffff
[ 5.469097] argon-mem feb10000.argon-local-intc: argon-intcmem initialised: Registers at 0xfeb10000 length 0x00000fff
[ 5.469453] argon-mem feb20000.h264-decoder: argon-h264mem initialised: Registers at 0xfeb20000 length 0x0000ffff
[ 5.469807] argon-mem feb30000.vp9-decoder: argon-vp9mem initialised: Registers at 0xfeb30000 length 0x0000ffff
[ 5.776088] media: Linux media interface: v0.10
[ 5.918662] videodev: Linux video capture interface: v2.00
[ 5.959377] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[ 5.967916] bcm2835_audio soc:audio: card created with 8 channels
[ 6.108023] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[ 6.109204] [drm] Initialized v3d 1.0.0 20180419 for fec00000.v3d on minor 0
[ 6.143968] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[ 6.145908] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[ 6.214805] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 6.229381] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.
[ 6.248375] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[ 6.255154] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
[ 6.255167] bcm2835-codec bcm2835-codec: Loaded V4L2 decode
[ 6.257736] bcm2835-codec bcm2835-codec: Device registered as /dev/video11
[ 6.257747] bcm2835-codec bcm2835-codec: Loaded V4L2 encode
[ 6.260923] bcm2835-codec bcm2835-codec: Device registered as /dev/video12
[ 6.260934] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[ 6.376467] [drm] No displays found. Consider forcing hotplug if HDMI is attached
[ 6.376560] vc4-drm soc:gpu: bound fe600000.firmwarekms (ops vc4_fkms_ops [vc4])
[ 6.377364] [drm] Initialized vc4 0.0.0 20140616 for soc:gpu on minor 1
[ 6.377375] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 6.377384] [drm] No driver support for vblank timestamp query.
[ 6.377393] [drm] Setting vblank_disable_immediate to false because get_vblank_timestamp == NULL
[ 6.408999] brcmfmac: F1 signature read @0x18000000=0x15264345
[ 6.418385] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
[ 6.419020] usbcore: registered new interface driver brcmfmac
[ 6.707928] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
[ 6.722559] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4345/6 wl0: Feb 27 2018 03:15:32 version 7.45.154 (r684107 CY) FWID 01-4fbe0b04
[ 8.730344] uart-pl011 fe201000.serial: no DMA platform data
[ 8.736211] random: crng init done
[ 8.736224] random: 7 urandom warning(s) missed due to ratelimiting
[ 9.216055] 8021q: 802.1Q VLAN Support v1.8
[ 9.564735] Adding 102396k swap on /var/swap. Priority:-2 extents:1 across:102396k SSFS
[ 9.620955] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 9.620962] brcmfmac: power management disabled
[ 10.261720] bcmgenet fd580000.genet: configuring instance for external RGMII (no delay)
[ 10.262010] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 11.271728] bcmgenet fd580000.genet eth0: Link is Down
[ 15.431756] bcmgenet fd580000.genet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
[ 15.431791] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 15.946509] Bluetooth: Core ver 2.22
[ 15.946580] NET: Registered protocol family 31
[ 15.946590] Bluetooth: HCI device and connection manager initialized
[ 15.946611] Bluetooth: HCI socket layer initialized
[ 15.946626] Bluetooth: L2CAP socket layer initialized
[ 15.946669] Bluetooth: SCO socket layer initialized
[ 15.969973] Bluetooth: HCI UART driver ver 2.3
[ 15.969987] Bluetooth: HCI UART protocol H4 registeredpi@raspberrypi:~ $ lscpu
[ 15.970067] Bluetooth: HCI UART protocol Three-wire (H5) registered
[ 15.970296] Bluetooth: HCI UART protocol Broadcom registered
[ 16.375780] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 16.375786] Bluetooth: BNEP filters: protocol multicast
[ 16.375796] Bluetooth: BNEP socket layer initialized