# Pastebin lLUcrtci
[    6.191787] brcmfmac: F1 signature read @0x18000000=0x15294345
[    6.199230] brcmfmac: brcmf_chip_get_raminfo: RAM size is undetermined
[    6.204069] brcmfmac: brcmf_sdio_probe_attach: brcmf_chip_attach failed!
[    6.210680] brcmfmac: brcmf_sdio_probe: brcmf_sdio_probe_attach failed
[    6.217285] brcmfmac: brcmf_ops_sdio_probe: F2 error, probe failed -19...
[    6.224057] usbcore: registered new interface driver brcmfmac