Raspberry Pi 2B wifi funkar inte

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Anahka1975
Inlägg: 1273
Blev medlem: 30 augusti 2006, 21:49:46
Ort: Säffle

Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

Håller på att få tokspel på en Raspberry här hemma som inte fungerar. :(

Det är en model 2B med USB Wifi dongel. Den har fungerat i 3 år som Domoticz server så hårdvaran är det inget fel på.
Nu när jag uppdaterade min Domoticz till en Rasp4'a så tänkte jag leka lite med den gamla som "MagicMirror".

Till saken nu, jag får inte wifi att fungera med senaste Raspbian (2019-07-10-raspbian-buster.img har även testat med fulla imagen av samma realese) installationen. Försöker jag via GUI't säger den "No wireless interface found".
Försöker jag via rasbpi-config (i en terminal) får jag felmeddelande "Could not communicate with wpa_supplicant" och "There was an error running option N2 Wi-fi"

Har testat alla möjliga tips och trix på nätet som rör detta och wpa_supplicant och interfaces men inget hjälper.
Om jag kör

Kod: Markera allt

iwlist wlan0 scan
så ser jag mina wifi's här hemma så dongeln måste ju ändå funka på nått sätt.

Nån som stött på detta och har en lösning?

(Samma image funkade fint på en raspPi4'a och det inbyggda wifi't)
nifelheim
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Re: Raspberry Pi 2B wifi funkar inte

Inlägg av nifelheim »

vad säger:
sudo ifup wlan0
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Anahka1975
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Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

Kod: Markera allt

pi@magicmirror:~ $ sudo ifup wlan0
ifup: unknown interface wlan0
pi@magicmirror:~ $ iwlist wlan0 scan
wlan0     Interface doesn't support scanning.
Detta svar får jag nu efter allt krånglande igår.
Men tidigare när jag körde iwlist kommandot fick jag en scan av alla wlan's i närheten.
Måste varit nått jag ändrat...
Återställde både /etc/wpa_supplicant/wpa_supplicant.conf och /etc/network/interfaces till ursprungsfilerna.
Men hade skapat en wpa_supplicant-wlan0.conf fil som jag tog bort, kanske skall kopiera tillbax den.
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Mickecarlsson
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Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Mickecarlsson »

Kör en dmesg och kolla om kortet initieras rätt. Det kan tänkas att du måste tanka ner en firmware till kortet som inte följer med i disten.
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Anahka1975
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Blev medlem: 30 augusti 2006, 21:49:46
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Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

Börjar om igen eftersom jag meckat så i alla möjliga inställningar, så med ny installerad Raspbian Buster image (har satt country och uppdaterat allt till senaste via ethernet och lite annat i starten) händer följande:

Först och främst om jag håller muspekaren över nätverkssymbolen (i gui't) så får jag upp en ruta där det står
eth0: Configured 192.168.1.116/24
wlan0: Not associated

I konsolen (via ssh) får jag dessa svar:

Kod: Markera allt

pi@raspberrypi:~ $ sudo iwlist wlan0 scan
wlan0     Scan completed :
          Cell 01 - Address: B4:FB:E4:91:28:D4
                    ESSID:""
                    Protocol:IEEE 802.11bgn
                    Mode:Master
                    Frequency:2.437 GHz (Channel 6)
                    Encryption key:on
                    Bit Rates:144 Mb/s
                    Extra:rsn_ie=30140100000fac040100000fac040100000fac020000
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    Quality=0/100  Signal level=64/100
          Cell 02 - Address: 1C:87:2C:6C:C7:00
                    ESSID:"VAGAB"
                    Protocol:IEEE 802.11bgn
                    Mode:Master
                    Frequency:2.457 GHz (Channel 10)
                    Encryption key:on
                    Bit Rates:144 Mb/s
                    Extra:rsn_ie=30140100000fac040100000fac040100000fac020c00
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DDAC0050F204104A0001101044000102103B00010310470                                                                                                        010D8372D20CB08523340CD3D0853EE45A5102100154153555354654B20436F6D707574657220496                                                                                                        E632E1023001C57692D46692050726F74656374656420536574757020526F7574657210240007525                                                                                                        42D4E3636551042001131633A38373A32633A36633A63373A30301054000800060050F2040001101                                                                                                        1000752542D4E363655100800022008103C0001031049000600372A000120
                    Quality=0/100  Signal level=100/100
(VAGAB är SSID't här)

Kod: Markera allt

pi@raspberrypi:~ $ sudo ifup wlan0
ifup: unknown interface wlan0

Kod: Markera allt

pi@raspberrypi:~ $ dmesg
[    0.000000] Booting Linux on physical CPU 0xf00
[    0.000000] Linux version 4.19.66-v7+ (dom@buildbot) (gcc version 4.9.3 (crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1253 SMP Thu Aug 15 11:49:46 BST 2019
[    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
[    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: Raspberry Pi 2 Model B Rev 1.1
[    0.000000] Memory policy: Data cache writealloc
[    0.000000] cma: Reserved 8 MiB at 0x3ac00000
[    0.000000] On node 0 totalpages: 242688
[    0.000000]   Normal zone: 2133 pages used for memmap
[    0.000000]   Normal zone: 0 pages reserved
[    0.000000]   Normal zone: 242688 pages, LIFO batch:63
[    0.000000] random: get_random_bytes called from start_kernel+0xac/0x4b4 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: 240555
[    0.000000] Kernel command line: coherent_pool=1M bcm2708_fb.fbwidth=1920 bcm2708_fb.fbheight=1080 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000  dwc_otg.lpm_enable=0 console=ttyAMA0,115200 console=tty1 root=PARTUUID=e37494de-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet splash plymouth.ignore-serial-consoles
[    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: 939092K/970752K available (8192K kernel code, 629K rwdata, 2176K rodata, 1024K init, 821K bss, 23468K reserved, 8192K cma-reserved)
[    0.000000] Virtual kernel memory layout:
                   vector  : 0xffff0000 - 0xffff1000   (   4 kB)
                   fixmap  : 0xffc00000 - 0xfff00000   (3072 kB)
                   vmalloc : 0xbb800000 - 0xff800000   (1088 MB)
                   lowmem  : 0x80000000 - 0xbb400000   ( 948 MB)
                   modules : 0x7f000000 - 0x80000000   (  16 MB)
                     .text : 0x(ptrval) - 0x(ptrval)   (9184 kB)
                     .init : 0x(ptrval) - 0x(ptrval)   (1024 kB)
                     .data : 0x(ptrval) - 0x(ptrval)   ( 630 kB)
                      .bss : 0x(ptrval) - 0x(ptrval)   ( 822 kB)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] ftrace: allocating 26394 entries in 78 pages
[    0.000000] rcu: Hierarchical RCU implementation.
[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
[    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
[    0.000010] sched_clock: 56 bits at 19MHz, resolution 52ns, wraps every 4398046511078ns
[    0.000024] Switching to timer-based delay loop, resolution 52ns
[    0.000356] Console: colour dummy device 80x30
[    0.000380] console [tty1] enabled
[    0.000440] Calibrating delay loop (skipped), value calculated using timer frequency.. 38.40 BogoMIPS (lpj=192000)
[    0.000460] pid_max: default: 32768 minimum: 301
[    0.000894] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.000917] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes)
[    0.002172] CPU: Testing write buffer coherency: ok
[    0.002854] CPU0: update cpu_capacity 1024
[    0.002868] CPU0: thread -1, cpu 0, socket 15, mpidr 80000f00
[    0.003880] Setting up static identity map for 0x100000 - 0x10003c
[    0.004112] rcu: Hierarchical SRCU implementation.
[    0.005299] smp: Bringing up secondary CPUs ...
[    0.006590] CPU1: update cpu_capacity 1024
[    0.006603] CPU1: thread -1, cpu 1, socket 15, mpidr 80000f01
[    0.008038] CPU2: update cpu_capacity 1024
[    0.008049] CPU2: thread -1, cpu 2, socket 15, mpidr 80000f02
[    0.009394] CPU3: update cpu_capacity 1024
[    0.009405] CPU3: thread -1, cpu 3, socket 15, mpidr 80000f03
[    0.009571] smp: Brought up 1 node, 4 CPUs
[    0.009587] SMP: Total of 4 processors activated (153.60 BogoMIPS).
[    0.009593] CPU: All CPU(s) started in HYP mode.
[    0.009599] CPU: Virtualization extensions available.
[    0.010990] devtmpfs: initialized
[    0.026824] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
[    0.027201] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[    0.027229] futex hash table entries: 1024 (order: 4, 65536 bytes)
[    0.028096] pinctrl core: initialized pinctrl subsystem
[    0.029436] NET: Registered protocol family 16
[    0.033176] DMA: preallocated 1024 KiB pool for atomic coherent allocations
[    0.040765] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
[    0.040778] hw-breakpoint: maximum watchpoint size is 8 bytes.
[    0.041053] Serial: AMBA PL011 UART driver
[    0.044052] bcm2835-mbox 3f00b880.mailbox: mailbox enabled
[    0.089467] bcm2835-dma 3f007000.dma: DMA legacy API manager at (ptrval), dmachans=0x1
[    0.091762] SCSI subsystem initialized
[    0.092091] usbcore: registered new interface driver usbfs
[    0.092168] usbcore: registered new interface driver hub
[    0.092327] usbcore: registered new device driver usb
[    0.110325] raspberrypi-firmware soc:firmware: Attached to firmware from 2019-08-15 12:06, variant start
[    0.120565] raspberrypi-firmware soc:firmware: Firmware hash is 0e6daa5106dd4164474616408e0dc24f997ffcf3
[    0.132550] clocksource: Switched to clocksource arch_sys_counter
[    0.234298] VFS: Disk quotas dquot_6.6.0
[    0.234412] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    0.234692] FS-Cache: Loaded
[    0.235037] CacheFiles: Loaded
[    0.249573] NET: Registered protocol family 2
[    0.250675] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes)
[    0.250718] TCP established hash table entries: 8192 (order: 3, 32768 bytes)
[    0.250848] TCP bind hash table entries: 8192 (order: 4, 65536 bytes)
[    0.251035] TCP: Hash tables configured (established 8192 bind 8192)
[    0.251224] UDP hash table entries: 512 (order: 2, 16384 bytes)
[    0.251288] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[    0.251787] NET: Registered protocol family 1
[    0.252818] RPC: Registered named UNIX socket transport module.
[    0.252829] RPC: Registered udp transport module.
[    0.252836] RPC: Registered tcp transport module.
[    0.252842] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.255095] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available
[    0.259215] Initialise system trusted keyrings
[    0.259561] workingset: timestamp_bits=14 max_order=18 bucket_order=4
[    0.273080] FS-Cache: Netfs 'nfs' registered for caching
[    0.273912] NFS: Registering the id_resolver key type
[    0.273958] Key type id_resolver registered
[    0.273965] Key type id_legacy registered
[    0.273985] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
[    0.277257] Key type asymmetric registered
[    0.277270] Asymmetric key parser 'x509' registered
[    0.277366] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[    0.277618] io scheduler noop registered
[    0.277629] io scheduler deadline registered (default)
[    0.277899] io scheduler cfq registered
[    0.277910] io scheduler mq-deadline registered (default)
[    0.277919] io scheduler kyber registered
[    0.280396] bcm2708_fb soc:fb: FB found 1 display(s)
[    0.343318] Console: switching to colour frame buffer device 240x67
[    0.379755] bcm2708_fb soc:fb: Registered framebuffer for display 0, size 1920x1080
[    0.382793] bcm2835-rng 3f104000.rng: hwrng registered
[    0.383169] vc-mem: phys_addr:0x00000000 mem_base=0x3ec00000 mem_size:0x40000000(1024 MiB)
[    0.384033] vc-sm: Videocore shared memory driver
[    0.384503] gpiomem-bcm2835 3f200000.gpiomem: Initialised: Registers at 0x3f200000
[    0.401316] brd: module loaded
[    0.416556] loop: module loaded
[    0.417414] Loading iSCSI transport class v2.0-870.
[    0.418562] libphy: Fixed MDIO Bus: probed
[    0.418715] usbcore: registered new interface driver lan78xx
[    0.418805] usbcore: registered new interface driver smsc95xx
[    0.418829] dwc_otg: version 3.00a 10-AUG-2012 (platform bus)
[    0.446809] dwc_otg 3f980000.usb: base=(ptrval)
[    0.647224] Core Release: 2.80a
[    0.647238] Setting default values for core params
[    0.647288] Finished setting default values for core params
[    0.847717] Using Buffer DMA mode
[    0.847727] Periodic Transfer Interrupt Enhancement - disabled
[    0.847734] Multiprocessor Interrupt Enhancement - disabled
[    0.847743] OTG VER PARAM: 0, OTG VER FLAG: 0
[    0.847768] Dedicated Tx FIFOs mode
[    0.848495] WARN::dwc_otg_hcd_init:1045: FIQ DMA bounce buffers: virt = bad14000 dma = 0xfad14000 len=9024
[    0.848532] FIQ FSM acceleration enabled for :
               Non-periodic Split Transactions
               Periodic Split Transactions
               High-Speed Isochronous Endpoints
               Interrupt/Control Split Transaction hack enabled
[    0.848544] dwc_otg: Microframe scheduler enabled
[    0.848623] WARN::hcd_init_fiq:457: FIQ on core 1
[    0.848638] WARN::hcd_init_fiq:458: FIQ ASM at 80654f4c length 36
[    0.848655] WARN::hcd_init_fiq:497: MPHI regs_base at bb810000
[    0.848682] dwc_otg 3f980000.usb: DWC OTG Controller
[    0.848733] dwc_otg 3f980000.usb: new USB bus registered, assigned bus number 1
[    0.848792] dwc_otg 3f980000.usb: irq 56, io mem 0x00000000
[    0.848843] Init: Port Power? op_state=1
[    0.848851] Init: Power Port (0)
[    0.849244] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 4.19
[    0.849260] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    0.849272] usb usb1: Product: DWC OTG Controller
[    0.849283] usb usb1: Manufacturer: Linux 4.19.66-v7+ dwc_otg_hcd
[    0.849294] usb usb1: SerialNumber: 3f980000.usb
[    0.850248] hub 1-0:1.0: USB hub found
[    0.850339] hub 1-0:1.0: 1 port detected
[    0.851180] dwc_otg: FIQ enabled
[    0.851189] dwc_otg: NAK holdoff enabled
[    0.851196] dwc_otg: FIQ split-transaction FSM enabled
[    0.851212] Module dwc_common_port init
[    0.851658] usbcore: registered new interface driver usb-storage
[    0.851956] mousedev: PS/2 mouse device common for all mice
[    0.853214] bcm2835-wdt bcm2835-wdt: Broadcom BCM2835 watchdog timer
[    0.853526] bcm2835-cpufreq: min=600000 max=900000
[    0.854172] sdhci: Secure Digital Host Controller Interface driver
[    0.854179] sdhci: Copyright(c) Pierre Ossman
[    0.854712] sdhost-bcm2835 3f202000.mmc: could not get clk, deferring probe
[    0.854915] sdhci-pltfm: SDHCI platform and OF driver helper
[    0.855815] ledtrig-cpu: registered to indicate activity on CPUs
[    0.855981] hidraw: raw HID events driver (C) Jiri Kosina
[    0.856245] usbcore: registered new interface driver usbhid
[    0.856252] usbhid: USB HID core driver
[    0.857280] vchiq: vchiq_init_state: slot_zero = (ptrval), is_master = 0
[    0.859348] [vc_sm_connected_init]: start
[    0.869516] [vc_sm_connected_init]: end - returning 0
[    0.871101] Initializing XFRM netlink socket
[    0.871141] NET: Registered protocol family 17
[    0.871314] Key type dns_resolver registered
[    0.871890] Registering SWP/SWPB emulation handler
[    0.873049] registered taskstats version 1
[    0.873077] Loading compiled-in X.509 certificates
[    0.882747] uart-pl011 3f201000.serial: cts_event_workaround enabled
[    0.882879] 3f201000.serial: ttyAMA0 at MMIO 0x3f201000 (irq = 81, base_baud = 0) is a PL011 rev2
[    0.882960] console [ttyAMA0] enabled
[    0.885733] sdhost: log_buf @ (ptrval) (fad13000)
[    0.932800] mmc0: sdhost-bcm2835 loaded - DMA enabled (>1)
[    0.934601] of_cfs_init
[    0.934855] of_cfs_init: OK
[    0.935858] Waiting for root device PARTUUID=e37494de-02...
[    0.992143] mmc0: host does not support reading read-only switch, assuming write-enable
[    0.994592] mmc0: new high speed SDHC card at address 59b4
[    0.996363] mmcblk0: mmc0:59b4 00000 7.37 GiB
[    0.999489]  mmcblk0: p1 p2
[    1.062782] Indeed it is in host mode hprt0 = 00021501
[    1.083266] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[    1.083353] VFS: Mounted root (ext4 filesystem) readonly on device 179:2.
[    1.084720] devtmpfs: mounted
[    1.124845] Freeing unused kernel memory: 1024K
[    1.125286] Run /sbin/init as init process
[    1.148615] random: fast init done
[    1.272638] usb 1-1: new high-speed USB device number 2 using dwc_otg
[    1.272835] Indeed it is in host mode hprt0 = 00001101
[    1.513068] usb 1-1: New USB device found, idVendor=0424, idProduct=9514, bcdDevice= 2.00
[    1.513095] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    1.514160] hub 1-1:1.0: USB hub found
[    1.514306] hub 1-1:1.0: 5 ports detected
[    1.832636] usb 1-1.1: new high-speed USB device number 3 using dwc_otg
[    1.928156] systemd[1]: System time before build time, advancing clock.
[    1.963031] usb 1-1.1: New USB device found, idVendor=0424, idProduct=ec00, bcdDevice= 2.00
[    1.963054] usb 1-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    1.966133] smsc95xx v1.0.6
[    2.058277] smsc95xx 1-1.1:1.0 eth0: register 'smsc95xx' at usb-3f980000.usb-1.1, smsc95xx USB 2.0 Ethernet, b8:27:eb:19:0a:4b
[    2.073624] NET: Registered protocol family 10
[    2.075701] Segment Routing with IPv6
[    2.130397] 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)
[    2.131629] systemd[1]: Detected architecture arm.
[    2.143554] systemd[1]: Set hostname to <raspberrypi>.
[    2.157412] systemd[1]: Failed to bump fs.file-max, ignoring: Invalid argument
[    2.352739] usb 1-1.3: new low-speed USB device number 4 using dwc_otg
[    2.398342] uart-pl011 3f201000.serial: no DMA platform data
[    2.493772] usb 1-1.3: New USB device found, idVendor=04f3, idProduct=0110, bcdDevice= 1.10
[    2.493797] usb 1-1.3: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    2.508047] input: HID 04f3:0110 as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3/1-1.3:1.0/0003:04F3:0110.0001/input/input0
[    2.508924] hid-generic 0003:04F3:0110.0001: input,hidraw0: USB HID v1.10 Keyboard [HID 04f3:0110] on usb-3f980000.usb-1.3/input0
[    2.533036] input: HID 04f3:0110 Mouse as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3/1-1.3:1.1/0003:04F3:0110.0002/input/input1
[    2.533829] input: HID 04f3:0110 Consumer Control as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3/1-1.3:1.1/0003:04F3:0110.0002/input/input2
[    2.534091] input: HID 04f3:0110 System Control as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3/1-1.3:1.1/0003:04F3:0110.0002/input/input3
[    2.534381] hid-generic 0003:04F3:0110.0002: input,hidraw1: USB HID v1.10 Mouse [HID 04f3:0110] on usb-3f980000.usb-1.3/input1
[    2.598942] 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.
[    2.598978] systemd[1]: Proceeding WITHOUT firewalling in effect! (This warning is only shown for the first loaded unit using IP firewalling.)
[    2.632665] usb 1-1.5: new high-speed USB device number 5 using dwc_otg
[    2.763451] usb 1-1.5: New USB device found, idVendor=0bda, idProduct=8179, bcdDevice= 0.00
[    2.763476] usb 1-1.5: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[    2.763488] usb 1-1.5: Product: 802.11n NIC
[    2.763500] usb 1-1.5: Manufacturer: Realtek
[    2.763511] usb 1-1.5: SerialNumber: 00E04C0001
[    3.275488] random: systemd: uninitialized urandom read (16 bytes read)
[    3.291319] random: systemd: uninitialized urandom read (16 bytes read)
[    3.292360] systemd[1]: Listening on fsck to fsckd communication Socket.
[    3.293471] random: systemd: uninitialized urandom read (16 bytes read)
[    3.294472] systemd[1]: Listening on Journal Socket (/dev/log).
[    3.302519] systemd[1]: Created slice system-systemd\x2dfsck.slice.
[    3.303640] systemd[1]: Listening on udev Kernel Socket.
[    3.563432] i2c /dev entries driver
[    4.321961] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null)
[    4.485068] systemd-journald[98]: Received request to flush runtime journal from PID 1
[    5.325131] media: Linux media interface: v0.10
[    5.333979] vc_sm_cma: module is from the staging directory, the quality is unknown, you have been warned.
[    5.337868] bcm2835_vc_sm_cma_probe: Videocore shared memory driver
[    5.337898] [vc_sm_connected_init]: start
[    5.354124] [vc_sm_connected_init]: installed successfully
[    5.370716] videodev: Linux video capture interface: v2.00
[    5.419444] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    5.419456] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned.
[    5.443296] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned.
[    5.454189] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned.
[    5.515209] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned.
[    5.524533] bcm2835-codec bcm2835-codec: Device registered as /dev/video10
[    5.524554] bcm2835-codec bcm2835-codec: Loaded V4L2 decode
[    5.530081] bcm2835_audio soc:audio: card created with 8 channels
[    5.555684] bcm2835-codec bcm2835-codec: Device registered as /dev/video11
[    5.555708] bcm2835-codec bcm2835-codec: Loaded V4L2 encode
[    5.566919] bcm2835-codec bcm2835-codec: Device registered as /dev/video12
[    5.566943] bcm2835-codec bcm2835-codec: Loaded V4L2 isp
[    6.208865] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[    6.360657] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[    6.384412] lib80211: common routines for IEEE802.11 drivers
[    6.384436] lib80211_crypt: registered algorithm 'NULL'
[    6.415524] r8188eu: module is from the staging directory, the quality is unknown, you have been warned.
[    6.491802] Chip Version Info: CHIP_8188E_Normal_Chip_TSMC_D_CUT_1T1R_RomVer(0)
[    6.555172] usbcore: registered new interface driver r8188eu
[    9.739766] random: crng init done
[    9.739875] random: 7 urandom warning(s) missed due to ratelimiting
[    9.953938] 8021q: 802.1Q VLAN Support v1.8
[   10.342081] Adding 102396k swap on /var/swap.  Priority:-2 extents:1 across:102396k SSFS
[   10.487917] smsc95xx 1-1.1:1.0 eth0: hardware isn't capable of remote wakeup
[   11.733814] MAC Address = 6c:fd:b9:da:76:2f
[   11.741790] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   12.088693] smsc95xx 1-1.1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xC1E1
[   18.400544] fuse init (API version 7.27)
Säger detta nått?
Kulla
Inlägg: 1266
Blev medlem: 7 januari 2010, 10:06:11
Ort: Sandared
Kontakt:

Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Kulla »

Det ser bra ut. Jag kör inte raspi-config, utan editerar wpa_supplicant.conf direkt.

Först i /etc/network/interfaces jag lägger till om det finns inte

allow-hotplug wlan0
iface wlan0 inet manual
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf


I själva wpa_supplicant.conf jag har så här:

network={
ssid="din ssid"
psk = "din pass"
}



Testa med den och se om det funkar
Användarvisningsbild
Anahka1975
Inlägg: 1273
Blev medlem: 30 augusti 2006, 21:49:46
Ort: Säffle

Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

Nej, det funkade inte.
Detta fick jag när jag körde sudo ifup wlan0

Kod: Markera allt

pi@MagicMirror:~ $ sudo ifup wlan0
wpa_supplicant: /sbin/wpa_supplicant daemon failed to start
run-parts: /etc/network/if-pre-up.d/wpasupplicant exited with return code 1
ifup: failed to bring up wlan0
sudo iwlist wlan0 scan ger samma som ovan, dvs hittar nätverket här.

Edit: Ja lade alltså till som Kulla skrev ovan.
Användarvisningsbild
Anahka1975
Inlägg: 1273
Blev medlem: 30 augusti 2006, 21:49:46
Ort: Säffle

Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

EUREKA!!

Nu funkar det, gjorde som det står på denna sida https://raspberrypi4dummies.wordpress.c ... -to-start/
(Klipper in det här också om nån annan kan bli hjälpt av det, dock fungerar inte gui't men nu är jag iaf ansluten via wifi)
Some how I got the following error message:

wpa_supplicant: /sbin/wpa_supplicant daemon failed to start

but after some google-ing I found a solution for the problem. In many posts on the web, it is suggested that the problem relates to a “lack of power” issue on the RPi USB. I found out that it is really a configuration issue. Here is how I solved it:

The setup assumes working from a clean Rasbian Wheezy image and applying the latest updates.

Configure the network adapter interface

sudo nano /etc/network/interfaces

you have to make the content of /etc/network/interfaces look like this:

auto lo

iface lo inet loopback
iface eth0 inet dhcp

auto wlan0
allow-hotplug wlan0
iface wlan0 inet dhcp

wpa-ssid “YOUR NETWORK SSID HERE”
wpa-psk “YOUR NETWORK PASWORD HERE”

ctrl-x and Y to save the changes

Now just restart your network connections

sudo /etc/init.d/networking restart

or alternatively reboot

sudo reboot

That is it! You don’t have to use the “/etc/wpa_supplicant/wpa_supplicant.conf” with this setup.
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Anahka1975
Inlägg: 1273
Blev medlem: 30 augusti 2006, 21:49:46
Ort: Säffle

Re: Raspberry Pi 2B wifi funkar inte

Inlägg av Anahka1975 »

Detta är skumt, gjorde en ny fräsch install igen, installerade MagicMirror och allt gick bra.
Sen editerade jag "interfaces" filen likt ovan.

Nu funkar Wlan men inte trådat nätverk. Gui't säger "Connection to dhcpcd lost" om jag hoovrar nätverks symbolen.
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