Date: Fri, 30 Jul 2021 10:50:21 +1000 From: Peter Grehan <grehan@freebsd.org> To: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, freebsd-virtualization@freebsd.org Subject: Re: ivhd0 IO_PAGE_FAULT EVT with external disk Message-ID: <4c6865aa-f772-b6bd-d16c-ca8958352837@freebsd.org> In-Reply-To: <alpine.BSF.2.00.2107300018030.68830@ai.fobar.qr> References: <alpine.BSF.2.00.2107300018030.68830@ai.fobar.qr>
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Hi Bjoern, > 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. > 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. Do you have passthru devices configured ? If so, are they under the same controller that the USB device is on ? (also what version of FreeBSD on the host) later, Peter.help
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