Hi Bjoern, You promised to explain why the attempt to port if_iwx [1] from OpenBSD, to have a native driver, couldn't load firmware.
https://reviews.freebsd.org/D24421 With kind regards, Idwer Op za 4 jul. 2020 om 17:34 schreef Bjoern A. Zeeb <b...@freebsd.org>: > > Hi, > > it’s about time for an update on the Intel WiFi and 11ac client > project. > > As you can read in the 2020Q2 status report [2] (once its out) as well, > the decision was to port over the dual-licensed native Linux driver > under BSD license and using linuxkpi rather than extending iwm(4) as > a first step. > > By now most of the lower bits work fine enough so that we attach, can > load and run the firmware. There is NO WIFI in this snapshot yet. > > If you currently have a supported iwm(4) or unsupported Intel Wireless > card of the 7k/8k/9k/22k series (not the iwn(4) models) and want to help > testing you can use the branch at > > https://github.com/bzfbd/freebsd-base/tree/iwlwifi > > which is a FreeBSD CURRENT from July 4th, or download the last two > commit > from there and apply them locally to your tree, compile, install, and > boot the new kernel, and then > > kldload if_iwl > > The driver will not be loaded automatically for you as we already do for > other drivers to avoid problems or conflicts. Firmware will be loaded > automatically for you when you load the driver. You’ll hopefully see > a > message (with a typo or two) like: > > # kldload if_iwl > HOORAY IWLWIFI LOADED. Check dmesg for: > iwlwifi0: loaded firmware version ...ucode op_mode iwlmvm > iwlwifi0: Detected.. > iwlwifi0: base HW address.. > lines. If you cannot find them please report back. > # > > If you don’t get this printed something went wrong. If everything > goes > well, you’ll find your hardware address at the end of dmesg printed > out, > which means the card was detected, a firmware loaded, and we can talk to > the hardware. That also means if your card was not yet supported, > it’ll > be once the WiFi parts are done. > > I have two sample dmesg outputs at the end of the email for you. There > are a few “Failed”/“TODO” messages in there which you can ignore > at this > time. It’ll also try to load some firmware which doesn’t exist and > that > is fine as well. > > > If you test and this does not work, that’s what I am really interested > in > at the moment. In that case can you please make sure to have > bootverbose > enabled [1] and send me the output of dmesg and `pciconf -lvBbceV` for > the > Intel wireless card entry. > > > We are currently still leaking PCI resources on module unload, so you if > you unload and try to load another driver or reload if_iwl.ko it’ll > fail. > I suggest to do a reboot to clear up the test and then use FreeBSD as > you > normally would. > > > Just to repeat again, there is no WiFi working yet in this snapshot, so > please don’t expect it yet. I’ll update-you when there is more to > test > for that. > > > Thanks you any feedback! > > Bjoern > > > [1] > https://www.freebsd.org/doc/handbook/boot-introduction.html#boot-kernel > [2] https://www.freebsd.org/news/status/ > > > dmesg sample outputs: > > > If you check dmesg you’ll see something along the lines of: > > sysctl_warn_reuse: can't re-use a leaf (compat.linuxkpi.debug)! > Intel(R) Wireless WiFi driver for FreeBSD > iwlwifi0: <iwlwifi> mem 0x9e200000-0x9e203fff at device 0.0 on pci2 > iwlwifi0: Failed to set affinity mask for IRQ 1 > iwlwifi0: Failed to set affinity mask for IRQ 2 > iwlwifi0: Failed to set affinity mask for IRQ 3 > iwlwifi0: Failed to set affinity mask for IRQ 4 > iwlwifi0: Failed to set affinity mask for IRQ 5 > iwlwifi0: Failed to set affinity mask for IRQ 6 > iwlwifi0: Failed to set affinity mask for IRQ 7 > iwlwifi0: Failed to set affinity mask for IRQ 8 > iwlwifi0: Failed to set affinity mask for IRQ 9 > iwlwifi0: Failed to set affinity mask for IRQ 10 > iwlwifi0: Failed to set affinity mask for IRQ 11 > iwlwifi0: Failed to set affinity mask for IRQ 12 > iwlwifi-cc-a0-56.ucode: could not load firmware image, error 2 > iwlwifi0: File size way too small! > iwlwifi0: api flags index 2 larger than supported by driver > iwlwifi0: TLV_FW_FSEQ_VERSION: FSEQ Version: 89.3.35.22 > iwlwifi0: Found debug destination: EXTERNAL_DRAM > iwlwifi0: Found debug configuration: 0 > iwlwifi0: loaded firmware version 55.d9698065.0 cc-a0-55.ucode op_mode > iwlmvm > iwl-debug-yoyo.bin: could not load firmware image, error 2 > iwl_mvm_rate_control_register XXX TODO > iwlwifi0: Detected Intel(R) Wi-Fi 6 AX200 160MHz, REV=0x340 > iwlwifi0: base HW address: xx:xx:xx:xx:xx:xx > ng_ubt: HCI command 0xfc05 timed out > > > or (another card) on a machine with bootverbose=1 on the console you’d > see: > > # kldload if_iwl > sysctl_warn_reuse: can't re-use a leaf (compat.linuxkpi.debug)! > pci0: driver added > found-> vendor=0x8086, dev=0x2930, revid=0x02 > domain=0, bus=0, slot=31, func=3 > class=0c-05-00, hdrtype=0x00, mfdev=0 > cmdreg=0x0003, statreg=0x0280, cachelnsz=0 (dwords) > lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) > intpin=c, irq=18 > pci0:0:31:3: reprobing on driver added > pci1: driver added > found-> vendor=0x8086, dev=0x2723, revid=0x1a > domain=0, bus=1, slot=0, func=0 > class=02-80-00, hdrtype=0x00, mfdev=0 > cmdreg=0x0006, statreg=0x0010, cachelnsz=8 (dwords) > lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) > intpin=a, irq=16 > powerspec 3 supports D0 D3 current D0 > MSI supports 1 message, 64 bit > MSI-X supports 16 messages in map 0x10 > pci0:1:0:0: reprobing on driver added > iwlwifi0: <iwlwifi> mem 0xfe8fc000-0xfe8fffff irq 16 at device 0.0 on > pci1 > iwlwifi0: attempting to allocate 6 MSI-X vectors (16 supported) > msi: routing MSI-X IRQ 46 to local APIC 0 vector 55 > msi: routing MSI-X IRQ 47 to local APIC 2 vector 52 > msi: routing MSI-X IRQ 48 to local APIC 0 vector 56 > msi: routing MSI-X IRQ 49 to local APIC 2 vector 53 > msi: routing MSI-X IRQ 50 to local APIC 0 vector 57 > msi: routing MSI-X IRQ 51 to local APIC 2 vector 54 > iwlwifi0: using IRQs 46-51 for MSI-X > iwlwifi0: Failed to set affinity mask for IRQ 1 > iwlwifi0: Failed to set affinity mask for IRQ 2 > iwlwifi0: Failed to set affinity mask for IRQ 3 > iwlwifi0: Failed to set affinity mask for IRQ 4 > iwlwifi-cc-a0-56.ucode: could not load firmware image, error 2 > iwlwifi0: File size way too small! > firmware: 'iwlwifi-cc-a0-55.ucode' version 55: 1219356 bytes loaded at > 0xffffffff823a3000 > iwlwifi0: api flags index 2 larger than supported by driver > iwlwifi0: TLV_FW_FSEQ_VERSION: FSEQ Version: 89.3.35.22 > iwlwifi0: Found debug destination: EXTERNAL_DRAM > iwlwifi0: Found debug configuration: 0 > iwlwifi0: loaded firmware version 55.d9698065.0 cc-a0-55.ucode op_mode > iwlmvm > iwl-debug-yoyo.bin: could not load firmware image, error 2 > pci2: driver added > pci3: driver added > pci4: driver added > iwl_mvm_rate_control_register XXX TODO > Hiwlwifi0: Detected Intel(R) Wi-Fi 6 AX200 160MHz, REV=0x340 > OORAY IWLWIFI LOADED. Check dmesg for: > iwlwifi0: loaded firmware version ...ucode op_mode iwlmvm > iwlwifi0: Detcted.. > iwlwifi0: base HW address.. > lines. If you cannot find them please report back. > iwlwifi0: base HW address: xx:xx:xx:xx:xx:xx > > > > _______________________________________________ > freebsd-wireless@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-wireless > To unsubscribe, send any mail to "freebsd-wireless-unsubscr...@freebsd.org" _______________________________________________ freebsd-wireless@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-wireless To unsubscribe, send any mail to "freebsd-wireless-unsubscr...@freebsd.org"
