DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
cc 8.3 [DragonFly] Release/2019-02-22
hw.usb.debug: 0
kern.version: DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026
    root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC
pciconf: ehci0@pci0:0:3:0  class=0x0c0320 card=0x11001af4 chip=0x24cd8086 rev=0x10 hdr=0x00
dmesg:  ehci0: <Intel 82801DB/L/M (ICH4) USB 2.0 controller> mem 0xfebd1000-0xfebd1fff irq 10 at device 3.0 on pci0
QEMU:   7.2.22 i440fx, launched with QEMU_EXTRA="-device usb-ehci,id=ehci0" (6 vCPU, 4GB)
EECP:   HCCPARAMS=0x6880 -> EECP=0x68 -> LEGSUP (QEMU-implemented writable BIOS_SEM@0x6a / OS_SEM@0x6b)
ehci:   /boot/kernel/ehci.ko module; softc fresh M_ZERO on every (re)bind (subr_bus.c:1953)
monitor port events: usb-kbd ids k1..k4 on ehci0.0 ports 1..4 (QEMU monitor via dfbsd-qemu/boot-mon.sock)