Bonjour @acris
voici mon dmesg après modification du cmdline.txt et reboot (pas de changement de comportement)
Ah, pas d'upload de fichier à part image .. du coup :
[ 0.000000] arch_timer: cp15 timer(s) running at 19.20MHz (phys).
[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x46d987e47, max_idle_ns: 440795202767 ns
[ 0.000007] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[ 0.000017] Switching to timer-based delay loop, resolution 52ns
[ 0.000277] Console: colour dummy device 80x30
[ 0.000291] console [tty3] enabled
[ 0.000315] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
[ 0.000328] pid_max: default: 32768 minimum: 301
[ 0.000632] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000646] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.001645] Disabling memory control group subsystem
[ 0.001716] CPU: Testing write buffer coherency: ok
[ 0.002117] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
[ 0.002512] Setting up static identity map for 0x100000 - 0x10003c
[ 0.002633] Hierarchical SRCU implementation.
[ 0.003304] smp: Bringing up secondary CPUs ...
[ 0.004032] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
[ 0.004823] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
[ 0.005596] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
[ 0.005699] smp: Brought up 1 node, 4 CPUs
[ 0.005709] SMP: Total of 4 processors activated (153.60 BogoMIPS).
[ 0.005714] CPU: All CPU(s) started in HYP mode.
[ 0.005718] CPU: Virtualization extensions available.
[ 0.006429] devtmpfs: initialized
[ 0.017143] random: get_random_u32 called from bucket_table_alloc+0x120/0x24c with crng_init=0
[ 0.018014] VFP support v0.3: implementor 41 architecture 3 part 40 variant 3 rev 4
[ 0.018234] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.018250] futex hash table entries: 1024 (order: 4, 65536 bytes)
[ 0.018825] pinctrl core: initialized pinctrl subsystem
[ 0.019546] NET: Registered protocol family 16
[ 0.022347] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[ 0.027228] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[ 0.027235] hw-breakpoint: maximum watchpoint size is 8 bytes.
[ 0.027417] Serial: AMBA PL011 UART driver
[ 0.029029] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[ 0.029471] uart-pl011 3f201000.serial: could not find pctldev for node /soc/gpio@7e200000/uart0_pins, deferring probe
[ 0.060394] bcm2835-dma 3f007000.dma: DMA legacy API manager at a4813000, dmachans=0x1
[ 0.061772] SCSI subsystem initialized
[ 0.061968] usbcore: registered new interface driver usbfs
[ 0.062018] usbcore: registered new interface driver hub
[ 0.062105] usbcore: registered new device driver usb
[ 0.070071] raspberrypi-firmware soc:firmware: Attached to firmware from 2020-02-12 12:38
[ 0.071567] clocksource: Switched to clocksource arch_sys_counter
[ 0.156229] VFS: Disk quotas dquot_6.6.0
[ 0.156324] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.156505] FS-Cache: Loaded
[ 0.156707] CacheFiles: Loaded
[ 0.165287] NET: Registered protocol family 2
[ 0.165991] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.166100] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.166285] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.166411] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.166454] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.166675] NET: Registered protocol family 1
[ 0.167122] RPC: Registered named UNIX socket transport module.
[ 0.167128] RPC: Registered udp transport module.
[ 0.167132] RPC: Registered tcp transport module.
[ 0.167137] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.167359] Trying to unpack rootfs image as initramfs...
[ 0.217047] Freeing initrd memory: 592K
[ 0.218641] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 7 counters available
[ 0.221375] workingset: timestamp_bits=14 max_order=18 bucket_order=4
[ 0.229130] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.229403] FS-Cache: Netfs 'nfs' registered for caching
[ 0.229997] NFS: Registering the id_resolver key type
[ 0.230029] Key type id_resolver registered
[ 0.230034] Key type id_legacy registered
[ 0.230049] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[ 0.232157] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 251)
[ 0.232284] io scheduler noop registered
[ 0.232290] io scheduler deadline registered (default)
[ 0.232562] io scheduler cfq registered
[ 0.232569] io scheduler mq-deadline registered
[ 0.232575] io scheduler kyber registered
[ 0.235268] BCM2708FB: allocated DMA memory e3510000
[ 0.235291] BCM2708FB: allocated DMA channel 0 @ a4813000
[ 0.288081] Console: switching to colour frame buffer device 240x67
[ 0.319767] bcm2835-rng 3f104000.rng: hwrng registered
[ 0.319899] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[ 0.320354] vc-sm: Videocore shared memory driver
[ 0.320622] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000
[ 0.330162] brd: module loaded
[ 0.339055] loop: module loaded
[ 0.339069] Loading iSCSI transport class v2.0-870.
[ 0.339740] libphy: Fixed MDIO Bus: probed
[ 0.339842] usbcore: registered new interface driver lan78xx
[ 0.339896] usbcore: registered new interface driver smsc95xx
[ 0.339912] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[ 0.367824] dwc_otg 3f980000.usb: base=0xf0980000
[ 0.481565] NOHZ: local_softirq_pending 80
[ 0.501564] NOHZ: local_softirq_pending 80
[ 0.521563] NOHZ: local_softirq_pending 80
[ 0.541563] NOHZ: local_softirq_pending 80
[ 0.561563] NOHZ: local_softirq_pending 80
[ 0.568052] Core Release: 2.80a
[ 0.568061] Setting default values for core params
[ 0.568088] Finished setting default values for core params
[ 0.768344] Using Buffer DMA mode
[ 0.768352] Periodic Transfer Interrupt Enhancement - disabled
[ 0.768356] Multiprocessor Interrupt Enhancement - disabled
[ 0.768363] OTG VER PARAM: 0, OTG VER FLAG: 0
[ 0.768374] Dedicated Tx FIFOs mode
[ 0.768773] WARN::dwc_otg_hcd_init:1046: FIQ DMA bounce buffers: virt = 0xa3504000 dma = 0xe3504000 len=9024
[ 0.768801] FIQ FSM acceleration enabled for :
[ 0.768801] Non-periodic Split Transactions
[ 0.768801] Periodic Split Transactions
[ 0.768801] High-Speed Isochronous Endpoints
[ 0.768801] Interrupt/Control Split Transaction hack enabled
[ 0.768808] dwc_otg: Microframe scheduler enabled
[ 0.768862] WARN::hcd_init_fiq:459: FIQ on core 1 at 0x805fa898
[ 0.768873] WARN::hcd_init_fiq:460: FIQ ASM at 0x805fabf4 length 36
[ 0.768885] WARN::hcd_init_fiq:486: MPHI regs_base at 0xf0006000
[ 0.768937] dwc_otg 3f980000.usb: DWC OTG Controller
[ 0.768971] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1
[ 0.769000] dwc_otg 3f980000.usb: irq 62, io mem 0x00000000
[ 0.769048] Init: Port Power? op_state=1
[ 0.769053] Init: Power Port (0)
[ 0.769260] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 0.769272] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.769280] usb usb1: Product: DWC OTG Controller
[ 0.769288] usb usb1: Manufacturer: Linux 4.14.62-v7 dwc_otg_hcd
[ 0.769296] usb usb1: SerialNumber: 3f980000.usb
[ 0.769916] hub 1-0:1.0: USB hub found
[ 0.769958] hub 1-0:1.0: 1 port detected
[ 0.770499] dwc_otg: FIQ enabled
[ 0.770504] dwc_otg: NAK holdoff enabled
[ 0.770508] dwc_otg: FIQ split-transaction FSM enabled
[ 0.770518] Module dwc_common_port init
[ 0.770761] usbcore: registered new interface driver usb-storage
[ 0.770932] mousedev: PS/2 mouse device common for all mice
[ 0.771008] IR NEC protocol handler initialized
[ 0.771013] IR RC5(x/sz) protocol handler initialized
[ 0.771019] IR RC6 protocol handler initialized
[ 0.771024] IR JVC protocol handler initialized
[ 0.771028] IR Sony protocol handler initialized
[ 0.771034] IR SANYO protocol handler initialized
[ 0.771039] IR Sharp protocol handler initialized
[ 0.771043] IR MCE Keyboard/mouse protocol handler initialized
[ 0.771050] IR XMP protocol handler initialized
[ 0.771784] bcm2835-wdt 3f100000.watchdog: Broadcom BCM2835 watchdog timer
[ 0.772057] bcm2835-cpufreq: min=600000 max=1200000
[ 0.773903] sdhci: Secure Digital Host Controller Interface driver
[ 0.773906] sdhci: Copyright(c) Pierre Ossman
[ 0.774102] mmc-bcm2835 3f300000.mmc: could not get clk, deferring probe
[ 0.774270] sdhost-bcm2835 3f202000.mmc: could not get clk, deferring probe
[ 0.774316] sdhci-pltfm: SDHCI platform and OF driver helper
[ 0.775398] ledtrig-cpu: registered to indicate activity on CPUs
[ 0.775503] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.775577] usbcore: registered new interface driver usbhid
[ 0.775581] usbhid: USB HID core driver
[ 0.776019] vchiq: vchiq_init_state: slot_zero = a3580000, is_master = 0
[ 0.777068] [vc_sm_connected_init]: start
[ 0.784821] [vc_sm_connected_init]: end - returning 0
[ 0.785191] Initializing XFRM netlink socket
[ 0.785206] NET: Registered protocol family 17
[ 0.785273] Key type dns_resolver registered
[ 0.785607] Registering SWP/SWPB emulation handler
[ 0.785917] registered taskstats version 1
[ 0.789170] uart-pl011 3f201000.serial: cts_event_workaround enabled
[ 0.789217] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 87, base_baud = 0) is a PL011 rev2
[ 0.790187] mmc-bcm2835 3f300000.mmc: mmc_debug:0 mmc_debug2:0
[ 0.790192] mmc-bcm2835 3f300000.mmc: DMA channel allocated
[ 0.841945] sdhost: log_buf @ a3507000 (e3507000)
[ 0.877375] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
[ 0.878878] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.880382] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
[ 0.883073] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
[ 0.921567] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[ 0.922139] of_cfs_init
[ 0.922199] of_cfs_init: OK
[ 0.944383] Freeing unused kernel memory: 1024K
[ 0.958906] random: fast init done
[ 0.981986] Indeed it is in host mode hprt0 = 00021501
[ 0.991590] NOHZ: local_softirq_pending 80
[ 1.001557] NOHZ: local_softirq_pending 80
[ 1.011555] NOHZ: local_softirq_pending 80
[ 1.031554] NOHZ: local_softirq_pending 80
[ 1.048560] mmc0: host does not support reading read-only switch, assuming write-enable
[ 1.051048] mmc0: new high speed SDHC card at address 0001
[ 1.051380] mmcblk0: mmc0:0001 EB1QT 29.8 GiB
[ 1.052553] mmcblk0: p1 p2 p3
[ 1.058654] mmc1: new high speed SDIO card at address 0001
[ 1.191576] usb 1-1: new high-speed USB device number 2 using dwc_otg
[ 1.191661] Indeed it is in host mode hprt0 = 00001101
[ 1.431708] usb 1-1: New USB device found, idVendor=0424, idProduct=9514
[ 1.431714] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.432021] hub 1-1:1.0: USB hub found
[ 1.432075] hub 1-1:1.0: 5 ports detected
[ 1.751571] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
[ 1.881705] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00
[ 1.881711] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 1.883971] smsc95xx v1.0.6
[ 1.973463] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-3f980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:90:52:2d
[ 1.995750] FAT-fs (mmcblk0p1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[ 2.042983] EXT4-fs (mmcblk0p3): recovery complete
[ 2.045640] EXT4-fs (mmcblk0p3): mounted filesystem with ordered data mode. Opts: (null)
[ 3.183197] udevd[154]: starting version 3.2.9
[ 3.221472] random: udevd: uninitialized urandom read (16 bytes read)
[ 3.221856] random: udevd: uninitialized urandom read (16 bytes read)
[ 3.221974] random: udevd: uninitialized urandom read (16 bytes read)
[ 3.243390] udevd[155]: starting eudev-3.2.9
[ 3.415716] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[ 3.416318] snd_bcm2835: unknown parameter 'index' ignored
[ 3.418003] bcm2835_alsa bcm2835_alsa: card created with 8 channels
[ 3.712899] NOHZ: local_softirq_pending 40
[ 3.735590] brcmfmac: F1 signature read @0x18000000=0x1541a9a6
[ 3.739648] brcmfmac: brcmf_fw_map_chip_to_name: using brcm/brcmfmac43430-sdio.bin for chip 0x00a9a6(43430) rev 0x000001
[ 3.739799] usbcore: registered new interface driver brcmfmac
[ 3.957615] random: crng init done
[ 3.957628] random: 2 urandom warning(s) missed due to ratelimiting
[ 3.974762] brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Oct 23 2017 03:55:53 version 7.45.98.38 (r674442 CY) FWID 01-e58d219f
[ 3.975388] brcmfmac: brcmf_c_preinit_dcmds: CLM version = API: 12.2 Data: 7.11.15 Compiler: 1.24.2 ClmImport: 1.24.1 Creation: 2014-05-26 10:53:55 Inc Data: 9.10.39 Inc Compiler: 1.29.4 Inc ClmImport: 1.36.3 Creation: 2017-10-23 03:47:14
[ 4.442650] brcmfmac: power management disabled
[ 5.235087] 8021q: 802.1Q VLAN Support v1.8
[ 5.473054] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
[ 5.552674] fuse init (API version 7.26)
[ 7.222428] NET: Registered protocol family 10
[ 7.223689] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 7.224250] Segment Routing with IPv6
[ 18.339690] uart-pl011 3f201000.serial: no DMA platform data
[ 18.642237] Bluetooth: Core ver 2.22
[ 18.642342] NET: Registered protocol family 31
[ 18.642345] Bluetooth: HCI device and connection manager initialized
[ 18.642361] Bluetooth: HCI socket layer initialized
[ 18.642373] Bluetooth: L2CAP socket layer initialized
[ 18.642399] Bluetooth: SCO socket layer initialized
[ 18.747286] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 18.747294] Bluetooth: BNEP filters: protocol multicast
[ 18.747310] Bluetooth: BNEP socket layer initialized
[ 23.022494] Bluetooth: HCI UART driver ver 2.3
[ 23.022510] Bluetooth: HCI UART protocol H4 registered
[ 23.022519] Bluetooth: HCI UART protocol Three-wire (H5) registered
[ 23.022715] Bluetooth: HCI UART protocol Broadcom registered
[ 23.090106] NET: Registered protocol family 38
[ 35.231666] usb 1-1.2: new full-speed USB device number 4 using dwc_otg
[ 35.386848] usb 1-1.2: New USB device found, idVendor=054c, idProduct=0268
[ 35.386867] usb 1-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 35.386873] usb 1-1.2: Product: PLAYSTATION(R)3 Controller
[ 35.386878] usb 1-1.2: Manufacturer: Sony
[ 35.469473] input: Sony PLAYSTATION(R)3 Controller Motion Sensors as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2:1.0/0003:054C:0268.0001/input/input1
[ 35.531960] input: Sony PLAYSTATION(R)3 Controller as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.2/1-1.2:1.0/0003:054C:0268.0001/input/input0
[ 35.532487] sony 0003:054C:0268.0001: input,hiddev96,hidraw0: USB HID v81.11 Joystick [Sony PLAYSTATION(R)3 Controller] on usb-3f980000.usb-1.2/input0