Date: Sat, 31 Jul 2021 01:51:02 +0800 From: Ka Ho Ng <khng300@gmail.com> To: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, Peter Grehan <grehan@freebsd.org> Cc: freebsd-virtualization@freebsd.org Subject: Re: ivhd0 IO_PAGE_FAULT EVT with external disk Message-ID: <6546f9f7-72f7-2f89-42e0-a35618d322f8@gmail.com> In-Reply-To: <alpine.BSF.2.00.2107300847200.68830@ai.fobar.qr> References: <alpine.BSF.2.00.2107300018030.68830@ai.fobar.qr> <4c6865aa-f772-b6bd-d16c-ca8958352837@freebsd.org> <alpine.BSF.2.00.2107300812290.68830@ai.fobar.qr> <alpine.BSF.2.00.2107300847200.68830@ai.fobar.qr>
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On 2021/7/30 4:50 PM, Bjoern A. Zeeb wrote: > On Fri, 30 Jul 2021, Bjoern A. Zeeb wrote: > >> On Fri, 30 Jul 2021, Peter Grehan wrote: >> >>>> I grabbed an external USB drive from an Intel machine and put it to >>>> an AMD host >>>> using it to boot directly from it like: >>>> -s 3,ahci-hd,/dev/da0,sectorsize=512 \ >>> ... >>> >>>> On the AMD machine this doesn't work and I get a lot of: >>>> >>>> ivhd0: EVT INTR 45 Status:0x1a EVT Head:0xfb0 Tail:0x430]^M >>>> [CMD Total 0xaf] Tail:0xaf0, Head:0xaf0.^M >>> ... >>>> Is this in theory supposed to work? >>> >>> Yes. >> >> Good. >> >> >>>> Does this in any way depend on the USB >>>> port used or are we simply working on the device node? >>> >>> bhyve only uses the device node. >> >> Also good. >> >> >>> Do you have passthru devices configured ? If so, are they under the >>> same controller that the USB device is on ? >> >> I do. >> And they did work fine without the raw disk (netbooting FreeBSD). >> If I remove the passthru devices the Linux on the disk boots. > > Actually, I as too early given it went through grub and was saying: > Loading Linux 5.10.40 ... > Loading initial ramdisk ... > > Then bhyve died with: > vm_run error -1, errno 14 > > but no other information in dmesg or console or from bhyve. I assume > that is two issues now... > > >> nexus0 >> cryptosoft0 >> aesni0 >> smbios0 >> ram0 >> apic0 >> vtvga0 >> acpi0 >> cpu0 >> hwpstate0 >> acpi_perf0 >> cpufreq0 >> cpu1 >> acpi_perf1 >> cpu2 >> acpi_perf2 >> cpu3 >> acpi_perf3 >> acpi_button0 >> pcib0 >> pci0 >> hostb0 >> amdiommu0 >> hostb1 >> pcib1 >> pci1 >> ppt0 >> pcib2 >> pci2 >> igb0 >> pcib3 >> pci3 >> ppt1 >> pcib4 >> pci4 >> ppt2 >> pcib5 >> pci5 >> ppt3 >> xhci0 >> usbus0 >> uhub1 >> umass0 >> ahci0 >> ahcich0 >> ahcich1 >> ehci0 >> usbus1 >> uhub0 >> uhub2 >> isab0 >> isa0 >> orm0 >> superio0 >> wbwd0 >> sdhci_pci0 >> hostb2 >> hostb3 >> hostb4 >> hostb5 >> hostb6 >> hostb7 >> acpi_tz0 >> ... >> >> >>> (also what version of FreeBSD on the host) >> >> HEAD as of a few days or weeks ago. >> >> > I am interested in the 'pciconf -lb' output (which is dumped to stdout) and '/usr/local/bin/acpidump -b -n IVRS' output (which generates a ivrs.dat) file. Ka Ho
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