bhyve+PCIe passthrough = UEFI fail to boot, part2

[Wojciech Puchar]

found this
https://forums.freebsd.org/threads/pci-passthrough-bhyve-usb-xhci.65235/

applied this patch

https://bugs.freebsd.org/bugzilla/attachment.cgi?id=195225

patch worked without problems all hunks succeeded


reloaded vmm.ko

after starting bhyve again system crashed (screen attached)


what's to check next?

On Wed, 11 Dec 2019, Wojciech Puchar wrote:

> i added PCIe USB controller card to server to be used in windows virtual 
> machine, so i can have USB key (copy protection software for one app) visible 
> directly in windows. USB key is pendrive compatible (actually you can use it 
> as pendrive) + some propertiary functions. shouldn't matter IMHO as windows 
> would handle it.
>
> i installed it. and as with instruction here
>
> https://wiki.freebsd.org/bhyve/pci_passthru
>
> i first booted freebsd, checked if it's detected (it was, as xhci1), then 
> used pciconf -lv and got
>
> ppt0 at pci0:2:0:0:	class=0x0c0330 card=0xffffffff chip=0x01941033 
> rev=0x03 hdr=0x00
>    vendor     = 'NEC Corporation'
>    device     = 'uPD720200 USB 3.0 Host Controller'
>    class      = serial bus
>    subclass   = USB
>
>
> so i put
> pptdevs="2/0/0"
>
> in loader.conf and rebooted. xhci1 doesn't show up again so everything seemed 
> fine.
>
> then i modified my bhyve startup
>
> /usr/sbin/bhyve -s 0,hostbridge -m 22528M -H -S -c 
> cpus=12,sockets=1,cores=12,threads=1 \
> -s 7,fbuf,rfb=10.10.10.1:5900,password=passwordhere \
> -s 3,ahci,hd:/dev/ada2p5.eli,hd:/dev/ada2p6.eli,hd:/dev/ada2p127.eli \
> -s 5,virtio-net,tap0,mac=08:00:27:b7:ca:16 \
> -s 30,virtio-rnd -s 31,lpc -U 0072c755-0e33-11ea-a92a-3c52820d28a6 \
> -l bootrom,/usr/local/share/uefi-firmware/BHYVE_UEFI.fd -w windows
>
>
> by adding -s 8,passthru,2/0/0 \
>
> this resulted in UEFI boot failed. in uefi shell i was unable to display 
> directory of disk drive (attached screen shot).
>
> i've tried to change -s 8 to other numbers like 2,10,20 - no difference.
>
> What i'm doing wrong?
>
> 11.3-STABLE
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