Would making the host system boot in legacy help to avoid this? Or is this some other sort of legacy mode you're referring to?
Not quite sure but if grasp a bit about what you're saying then, .. then shouldn't it work with the uPD720202 controller since it's not using pci0. pci0: <serial bus, USB> at device 20.0 (no driver attached) pci4: <serial bus, USB> at device 0.0 (no driver attached) # cat /var/run/dmesg.boot Copyright (c) 1992-2017 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 11.1-STABLE #1 r331092M: Wed Mar 21 07:06:43 CET 2018 ofloo@bull:/usr/obj/usr/src/sys/OFL amd64 FreeBSD clang version 5.0.1 (tags/RELEASE_501/final 320880) (based on LLVM 5.0.1) VT(vga): resolution 640x480 CPU: Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz (3192.16-MHz K8-class CPU) Origin="GenuineIntel" Id=0x506e3 Family=0x6 Model=0x5e Stepping=3 Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> Features2=0x7ffafbff<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,SDBG,FMA,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,MOVBE,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND> AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM> AMD Features2=0x121<LAHF,ABM,Prefetch> Structured Extended Features=0x29c6fbf<FSGSBASE,TSCADJ,SGX,BMI1,HLE,AVX2,SMEP,BMI2,ERMS,INVPCID,RTM,NFPUSG,MPX,RDSEED,ADX,SMAP,CLFLUSHOPT,PROCTRACE> Structured Extended Features3=0xc000000<IBPB,STIBP> XSAVE Features=0xf<XSAVEOPT,XSAVEC,XINUSE,XSAVES> VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID TSC: P-state invariant, performance statistics real memory = 8589934592 (8192 MB) avail memory = 8010182656 (7639 MB) Event timer "LAPIC" quality 600 ACPI APIC Table: <DELL CBX3 > FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs FreeBSD/SMP: 1 package(s) x 4 core(s) random: unblocking device. ioapic0 <Version 2.0> irqs 0-119 on motherboard SMP: AP CPU #1 Launched! SMP: AP CPU #2 Launched! SMP: AP CPU #3 Launched! Timecounter "TSC-low" frequency 1596078966 Hz quality 1000 random: entropy device external interface kbd1 at kbdmux0 netmap: loaded module module_register_init: MOD_LOAD (vesa, 0xffffffff80f973b0, 0) error 19 random: registering fast source Intel Secure Key RNG random: fast provider: "Intel Secure Key RNG" nexus0 vtvga0: <VT VGA driver> on motherboard cryptosoft0: <software crypto> on motherboard acpi0: <DELL CBX3 > on motherboard acpi0: Power Button (fixed) unknown: memory range not supported cpu0: <ACPI CPU> on acpi0 cpu1: <ACPI CPU> on acpi0 cpu2: <ACPI CPU> on acpi0 cpu3: <ACPI CPU> on acpi0 hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0 Timecounter "HPET" frequency 24000000 Hz quality 950 Event timer "HPET" frequency 24000000 Hz quality 550 Event timer "HPET1" frequency 24000000 Hz quality 440 Event timer "HPET2" frequency 24000000 Hz quality 440 Event timer "HPET3" frequency 24000000 Hz quality 440 Event timer "HPET4" frequency 24000000 Hz quality 440 atrtc0: <AT realtime clock> port 0x70-0x77 irq 8 on acpi0 atrtc0: Warning: Couldn't map I/O. atrtc0: registered as a time-of-day clock, resolution 1.000000s Event timer "RTC" frequency 32768 Hz quality 0 attimer0: <AT timer> port 0x40-0x43,0x50-0x53 irq 0 on acpi0 Timecounter "i8254" frequency 1193182 Hz quality 0 Event timer "i8254" frequency 1193182 Hz quality 100 Timecounter "ACPI-fast" frequency 3579545 Hz quality 900 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1808-0x180b on acpi0 pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0 pcib0: _OSC returned error 0x4 pci0: <ACPI PCI bus> on pcib0 pcib1: <ACPI PCI-PCI bridge> irq 16 at device 1.0 on pci0 pci1: <ACPI PCI bus> on pcib1 vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 0xf6000000-0xf6ffffff,0xe0000000-0xefffffff irq 16 at device 2.0 on pci0 vgapci0: Boot video device pci0: <serial bus, USB> at device 20.0 (no driver attached) pci0: <simple comms> at device 22.0 (no driver attached) ahci0: <Intel Sunrise Point AHCI SATA controller> port 0xf090-0xf097,0xf080-0xf083,0xf060-0xf07f mem 0xf7248000-0xf7249fff,0xf724c000-0xf724c0ff,0xf724b000-0xf724b7ff irq 17 at device 23.0 on pci0 ahci0: AHCI v1.31 with 4 6Gbps ports, Port Multiplier not supported ahcich0: <AHCI channel> at channel 0 on ahci0 ahcich1: <AHCI channel> at channel 1 on ahci0 ahcich2: <AHCI channel> at channel 2 on ahci0 ahcich3: <AHCI channel> at channel 3 on ahci0 ahciem0: <AHCI enclosure management bridge> on ahci0 pcib2: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0 pci2: <ACPI PCI bus> on pcib2 pcib3: <ACPI PCI-PCI bridge> at device 0.0 on pci2 pci3: <ACPI PCI bus> on pcib3 xl0: <3Com 3c905B-TX Fast Etherlink XL> port 0xe000-0xe07f mem 0xf7120000-0xf712007f irq 16 at device 0.0 on pci3 miibus0: <MII bus> on xl0 bmtphy0: <Broadcom 3c905B internal PHY> PHY 24 on miibus0 bmtphy0: none, 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto, auto-flow xl0: Ethernet address: 00:50:04:69:e4:82 pcib4: <ACPI PCI-PCI bridge> irq 18 at device 28.6 on pci0 pci4: <ACPI PCI bus> on pcib4 pci4: <serial bus, USB> at device 0.0 (no driver attached) isab0: <PCI-ISA bridge> at device 31.0 on pci0 isa0: <ISA bus> on isab0 pci0: <memory> at device 31.2 (no driver attached) hdac0: <Intel Sunrise Point HDA Controller> mem 0xf7240000-0xf7243fff,0xf7220000-0xf722ffff irq 16 at device 31.3 on pci0 em0: <Intel(R) PRO/1000 Network Connection 7.6.1-k> mem 0xf7200000-0xf721ffff irq 19 at device 31.6 on pci0 em0: Using an MSI interrupt em0: Ethernet address: 50:9a:4c:08:fd:c6 em0: netmap queues/slots: TX 1/1024, RX 1/1024 acpi_button0: <Sleep Button> on acpi0 acpi_button1: <Power Button> on acpi0 acpi_tz0: <Thermal Zone> on acpi0 acpi_tz1: <Thermal Zone> on acpi0 uart0: <16550 or compatible> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0 uart0: console (115200,n,8,1) atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0 atkbd0: <AT Keyboard> irq 1 on atkbdc0 kbd0 at atkbd0 atkbd0: [GIANT-LOCKED] driver bug: Unable to set devclass (class: atkbdc devname: (unknown)) psm0: <PS/2 Mouse> irq 12 on atkbdc0 psm0: [GIANT-LOCKED] psm0: model Generic PS/2 mouse, device ID 0 orm0: <ISA Option ROMs> at iomem 0xc0000-0xcffff,0xd0000-0xd0fff,0xd1000-0xd1fff on isa0 ppc0: cannot reserve I/O port range est0: <Enhanced SpeedStep Frequency Control> on cpu0 est1: <Enhanced SpeedStep Frequency Control> on cpu1 est2: <Enhanced SpeedStep Frequency Control> on cpu2 est3: <Enhanced SpeedStep Frequency Control> on cpu3 ZFS filesystem version: 5 ZFS storage pool version: features support (5000) Timecounters tick every 1.000 msec ipfw2 (+ipv6) initialized, divert enabled, nat loadable, default to accept, logging disabled DUMMYNET 0 with IPv6 initialized (100409) load_dn_sched dn_sched FIFO loaded load_dn_sched dn_sched FQ_CODEL loaded load_dn_sched dn_sched FQ_PIE loaded load_dn_sched dn_sched PRIO loaded load_dn_sched dn_sched QFQ loaded load_dn_sched dn_sched RR loaded load_dn_sched dn_sched WF2Q+ loaded load_dn_aqm dn_aqm CODEL loaded load_dn_aqm dn_aqm PIE loaded usb_needs_explore_all: no devclass hdacc0: <Realtek ALC255 HDA CODEC> at cad 0 on hdac0 hdaa0: <Realtek ALC255 Audio Function Group> at nid 1 on hdacc0 pcm0: <Realtek ALC255 (Analog 2.0+HP)> at nid 20,33 on hdaa0 pcm1: <Realtek ALC255 (Rear Analog Line-out)> at nid 27 on hdaa0 hdacc1: <Intel Skylake HDA CODEC> at cad 2 on hdac0 hdaa1: <Intel Skylake Audio Function Group> at nid 1 on hdacc1 pcm2: <Intel Skylake (HDMI/DP 8ch)> at nid 3 on hdaa1 ses0 at ahciem0 bus 0 scbus4 target 0 lun 0 ses0: <AHCI SGPIO Enclosure 1.00 0001> SEMB S-E-S 2.00 device ses0: SEMB SES Device cd0 at ahcich1 bus 0 scbus1 target 0 lun 0 cd0: <HL-DT-ST DVD+-RW GU90N A1C1> Removable CD-ROM SCSI device cd0: Serial Number M16H4JG4543 cd0: 150.000MB/s transfers (SATA 1.x, UDMA5, ATAPI 12bytes, PIO 8192bytes) cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 ada0: <ST500DM002-1SB10A CC43> ATA8-ACS SATA 3.x device ada0: Serial Number ZA4292G6 ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes) ada0: Command Queueing enabled ada0: 476940MB (976773168 512 byte sectors) ada0: quirks=0x1<4K> Trying to mount root from zfs:zroot/ROOT/default []... xl0: link state changed to DOWN xl0: link state changed to UP ppt0 mem 0xf7000000-0xf7001fff irq 18 at device 0.0 on pci4 em0: link state changed to UP Regards, .. Op 25-03-18 om 03:01 schreef Peter Grehan: > >> I surely will try this out, but what about device 4/0/0 showing the >> same issue. Both tests where performed separately showing the exact >> same result, of course I'd be happy if either one of them worked. > > I think what is happening here is that Windows is enabling legacy > interrupts on the device, and that happens to be on the same shared > IRQ line that the ATA controller is on, resulting in spurious interrupts. > > The dmesg for the system may be able to confirm this, since it should > list the legacy IRQs that have been assigned. > > bhyve PCI passthru relies not only on the device supporting MSI/MSI-x > interrupts, but the guest using those. > > later, > > Peter.
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