Driver for Raspberry Pi 4 PCI-express controller

[greg at unrelenting.technology]

June 10, 2020 3:07 AM, "Klaus Küchemann" <maciphone2 at googlemail.com> wrote:

>> Am 10.06.2020 um 01:57 schrieb Klaus Küchemann <maciphone2 at googlemail.com>:
>> 
>>> Am 10.06.2020 um 01:34 schrieb greg at unrelenting.technology:
>>> 
>>> ….
>>> Only NetBSD does the required thing right now.
>>> …
>> 
>> no, they also panic after disabling the 3 gig limit :
>> https://www.klos.com/~john/rpi4_3gig_8gig_dmesg
>> 
>> but since you really hit the ground running unrelenting today :-) , you can send your next bugfix
>> also to NetBSD
>> Maybe it has to do with the V1.14, so perhaps, after we tested all your patches
>> On both 4&8Gig we talk to @AndreWarkentin again perhaps
> 
> ah, forgot link to boot failure in NetBSD :
> https://www.klos.com/~john/rpi_boot_failure.jpg

Well that's a hang that might be caused by anything.
They do handle *this*.

And here's a little preview of how we'll handle it:
https://reviews.freebsd.org/P391

root@:~ # vmstat
procs  memory       page                    disks     faults         cpu
r b w  avm   fre   flt  re  pi  po    fr   sr da0 pa0   in    sy    cs us sy id
0 0 0  95M  3.7G   139   0   1   0   167    1   0   0  119   442   263  0  0 100

root@:~ # dmesg | grep xhci
xhci0: <Generic USB 3.0 controller> iomem 0x600000000-0x600000fff irq 0 on acpi0
... :)