aprés avoir fais la commande
sudo rm /lib/firmware/brcm/BCM.hcd
et redémarrer.
Mon bluetooth marche maais le probleme de non détéction est toujour présent.
ll /lib/firmware/brcm/
total 16652
drwxr-xr-x 2 root root 4096 oct. 23 23:05 ./
drwxr-xr-x 85 root root 36864 sept. 22 15:53 ../
-rw-r--r-- 1 root root 66387 oct. 22 23:29 BCM43142A0-0a5c-216d.hcd
-rw-r--r-- 1 root root 269595 mars 30 2017 bcm4329-fullmac-4.bin
-rw-r--r-- 1 root root 96224 mars 30 2017 bcm43xx-0.fw
-rw-r--r-- 1 root root 180 mars 30 2017 bcm43xx_hdr-0.fw
-rw-r--r-- 1 root root 397312 mars 30 2017 brcmfmac43143.bin
-rw-r--r-- 1 root root 385067 nov. 17 2017 brcmfmac43143-sdio.bin
-rw-r--r-- 1 root root 348160 mars 30 2017 brcmfmac43236b.bin
-rw-r--r-- 1 root root 455745 mars 30 2017 brcmfmac43241b0-sdio.bin
-rw-r--r-- 1 root root 403855 mars 30 2017 brcmfmac43241b4-sdio.bin
-rw-r--r-- 1 root root 408682 mars 30 2017 brcmfmac43241b5-sdio.bin
-rw-r--r-- 1 root root 479232 mars 30 2017 brcmfmac43242a.bin
-rw-r--r-- 1 root root 253748 mars 30 2017 brcmfmac4329-sdio.bin
-rw-r--r-- 1 root root 222126 mars 30 2017 brcmfmac4330-sdio.bin
-rw-r--r-- 1 root root 402210 juil. 12 16:54 brcmfmac43340-sdio.bin
-rw-r--r-- 1 root root 451566 mars 30 2017 brcmfmac4334-sdio.bin
-rw-r--r-- 1 root root 569291 mars 30 2017 brcmfmac4335-sdio.bin
-rw-r--r-- 1 root root 219557 juil. 12 16:54 brcmfmac43362-sdio.bin
-rw-r--r-- 1 root root 562183 juil. 12 14:30 brcmfmac4339-sdio.bin
-rw-r--r-- 1 root root 382455 avril 25 2018 brcmfmac43430a0-sdio.bin
-rw-r--r-- 1 root root 369577 juil. 12 16:54 brcmfmac43430-sdio.bin
-rw-r--r-- 1 root root 488193 mars 30 2017 brcmfmac43455-sdio.bin
-rw-r--r-- 1 root root 623304 nov. 17 2017 brcmfmac4350c2-pcie.bin
-rw-r--r-- 1 root root 626140 mars 30 2017 brcmfmac4350-pcie.bin
-rw-r--r-- 1 root root 626589 juil. 12 16:54 brcmfmac4354-sdio.bin
-rw-r--r-- 1 root root 557056 mars 30 2017 brcmfmac43569.bin
-rw-r--r-- 1 root root 661999 juil. 12 16:54 brcmfmac4356-pcie.bin
-rw-r--r-- 1 root root 526383 nov. 17 2017 brcmfmac4356-sdio.bin
-rw-r--r-- 1 root root 550333 mars 30 2017 brcmfmac43570-pcie.bin
-rw-r--r-- 1 root root 633817 juil. 12 14:30 brcmfmac4358-pcie.bin
-rw-r--r-- 1 root root 595472 nov. 17 2017 brcmfmac43602-pcie.ap.bin
-rw-r--r-- 1 root root 635449 nov. 17 2017 brcmfmac43602-pcie.bin
-rw-r--r-- 1 root root 989401 juil. 12 16:54 brcmfmac4366b-pcie.bin
-rw-r--r-- 1 root root 1120971 juil. 12 14:42 brcmfmac4366c-pcie.bin
-rw-r--r-- 1 root root 623448 mars 30 2017 brcmfmac4371-pcie.bin
-rw-r--r-- 1 root root 479232 avril 25 2018 brcmfmac4373.bin
-rw-r--r-- 1 root root 457994 avril 25 2018 brcmfmac4373-sdio.bin
dmesg | grep -i firmware; lsmod | grep bluetooth
[ 0.049866] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 0.200188] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ 2.401516] psmouse serio4: elantech: assuming hardware version 4 (with firmware version 0x461f15)
[ 23.843530] bluetooth hci0: Direct firmware load for brcm/BCM.hcd failed with error -2
bluetooth 544768 43 btrtl,btintel,btbcm,bnep,btusb,rfcomm
ecdh_generic 24576 2 bluetooth
