¿Cómo puedo resolver problemas de arranque dual en MacbookPro (Ubuntu) WIFI?

¿Cómo puedo resolver problemas de arranque dual en MacbookPro (Ubuntu) WIFI?

¿Tengo instalación en MacbookPro 2016 con arranque dual, MacOs y Ubuntu? No tengo conexiones wifi, solo con LAN (a veces). Intento algunos comandos que encuentro, pero no hay solución. Gracias.

02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries 
BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 02)      
Subsystem: Apple Inc. BCM43602 802.11ac Wireless LAN SoC [106b:0157]
Kernel driver in use: brcmfmac  Kernel modules: brcmfmac

.

[    5.007976] usbcore: registered new interface driver brcmfmac  
[    5.136826] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2    
[    5.138755] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.Apple Inc.-MacBookPro13,2.txt failed with error -2    
[    5.138769] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2    
[    5.472861] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2    
[    5.472891] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available    
[    5.473317] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43602/2 wl0: Nov 10 2015 06:38:10 version 7.35.177.61 (r598657) FWID 01-ea662a8c    
[    5.512360] brcmfmac 0000:02:00.0 wlp2s0: renamed from wlan0    
[    5.754337] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2    
[    5.754339] Bluetooth: hci0: BCM: Patch brcm/BCM.hcd not found

.

iwconfig

lo        no wireless extensions.

wlp2s0    IEEE 802.11  ESSID:off/any  
          Mode:Managed  Access Point: Not-Associated   Tx-Power=31 dBm   
          Retry short limit:7   RTS thr:off   Fragment thr:off
          Power Management:on

.

sudo iwlist scan

[sudo] password for vita:
lo        Interface doesn't support scanning.

wlp2s0    Scan completed :
          Cell 01 - Address: 24:58:6E:BC:E3:C7
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=17/70  Signal level=-93 dBm  
                    Encryption key:on
                    ESSID:"WIND_6xUapP"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 6 Mb/s
                              9 Mb/s; 12 Mb/s; 18 Mb/s
                    Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s
                    Mode:Master
                    Extra:tsf=0000000000000000
                    Extra: Last beacon: 84ms ago
                    IE: Unknown: 000B57494E445F367855617050
                    IE: Unknown: 010882848B960C121824
                    IE: Unknown: 030106
                    IE: Unknown: 050400010000
                    IE: Unknown: 2A0104
                    IE: Unknown: 32043048606C
                    IE: Unknown: 2D1A0C181FFFFF000000000000000000000000000000000000000000
                    IE: Unknown: 3D1606000000000000000000000000000000000000000000
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : CCMP
                        Pairwise Ciphers (1) : CCMP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101000003A4000027A4000042435E0062322F00
                    IE: Unknown: DD1E00904C330C181FFFFF000000000000000000000000000000000000000000
                    IE: Unknown: DD1A00904C3406000000000000000000000000000000000000000000
                    IE: Unknown: DD0600E04C020160
                    IE: Unknown: DD0E0050F204104A0001101044000102
          Cell 02 - Address: 30:99:35:B4:AF:C2
                    Channel:6
                    Frequency:2.437 GHz (Channel 6)
                    Quality=33/70  Signal level=-77 dBm  
                    Encryption key:on
                    ESSID:"olympiakos7"
                    Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
                              24 Mb/s; 36 Mb/s; 54 Mb/s
                    Bit Rates:6 Mb/s; 9 Mb/s; 12 Mb/s; 48 Mb/s
                    Mode:Master
                    Extra:tsf=0000000000000000
                    Extra: Last beacon: 84ms ago
                    IE: Unknown: 000B6F6C796D7069616B6F7337
                    IE: Unknown: 010882848B962430486C
                    IE: Unknown: 030106
                    IE: Unknown: 050400010000
                    IE: Unknown: 0706475220010D14
                    IE: Unknown: 2A0104
                    IE: Unknown: 32040C121860
                    IE: IEEE 802.11i/WPA2 Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: 46053208010000
                    IE: Unknown: 2D1A1E181BFFFF000001000000000000000000000000000000000000
                    IE: Unknown: 3D16060D1600000000000000000000000000000000000000
                    IE: Unknown: 7F080400080000000040
                    IE: Unknown: DD180050F204104A00011010440001021049000600372A000120
                    IE: Unknown: DD090010180204000C0000
                    IE: WPA Version 1
                        Group Cipher : TKIP
                        Pairwise Ciphers (2) : CCMP TKIP
                        Authentication Suites (1) : PSK
                    IE: Unknown: DD180050F2020101800003A4000027A4000042435E0062322F00

.

rfkill list all

0: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

Respuesta1

Tengo el mismo problema en MacBookPro13,2 con wifi:

sudo dmidecode -s system-product-name
MacBookPro13,2

He instalado Ubuntu 18.04 de arranque dual y el comportamiento es que, aunque puedo ver una red wifi de 2 GHz (no de 5 GHz), cuando me conecto, sigue pidiendo la contraseña, incluso si se introdujo correctamente.

Tengo el mismo hardware wifi:

lspci -nn | grep Network
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 02)

lspci -nnk | grep 0280 -A3
02:00.0 Network controller [0280]: Broadcom Inc. and subsidiaries BCM43602 802.11ac Wireless LAN SoC [14e4:43ba] (rev 02)
    Subsystem: Apple Inc. BCM43602 802.11ac Wireless LAN SoC [106b:0157]
    Kernel driver in use: brcmfmac
    Kernel modules: brcmfmac

Espero que brcmfmacel conductor me apoye BCM43602 [14e4:43ba] (rev 02).

Tengo los mismos errores cuando brcmfmacse carga el controlador:

sudo rmmod brcmfmac
sudo dmesg -C
sudo modprobe brcmfmac
dmesg
[  758.560640] usbcore: registered new interface driver brcmfmac
[  758.666665] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2
[  758.667797] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.Apple Inc.-MacBookPro13,2.txt failed with error -2
[  758.667873] brcmfmac 0000:02:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2
[  759.006375] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/2
[  759.006446] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available
[  759.007055] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43602/2 wl0: Nov 10 2015 06:38:10 version 7.35.177.61 (r598657) FWID 01-ea662a8c
[  759.047217] brcmfmac 0000:02:00.0 wlp2s0: renamed from wlan0
mrabule1@mrabule1-MacBookPro:~$

No existen tales archivos en mi /lib/firmvare:

brcm/brcmfmac43602-pcie.Apple Inc.-MacBookPro13,2.txt
brcm/brcmfmac43602-pcie.txt

Esto es lo que tengo:

sudo ls /lib/firmware/brcm/brcmfmac43602*
/lib/firmware/brcm/brcmfmac43602-pcie.ap.bin
/lib/firmware/brcm/brcmfmac43602-pcie.bin

Encontré varios foros de discusión donde la gente decía que habían conseguido que este hardware funcionara.

Probé varias soluciones en Ubuntu 16.04, que no funcionaron, luego me di por vencido y cambié a Ubuntu 18.04, con la esperanza de que sea más nuevo y se adapte mejor al hardware. Todavía no funciona. Creo que intentaré nuevamente algunas de las soluciones descritas.aquí:

Hasta que esto funcione, estoy conectado por cable, usando un dispositivo USB a eth, pero me alegraría mucho que el wifi funcionara.

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