Date: Mon, 27 Apr 2020 11:17:10 +0200 From: Christian Jeannot <info@os-plus.org> To: Eric van Gyzen <eric@vangyzen.net> Cc: freebsd-virtualization@freebsd.org Subject: Re: bhyve with AMD Ryzen 3900X and MSI MEG ACE X570 Message-ID: <ef3f421b-bf03-d72b-f6b3-0c8ae73daf52@os-plus.org> In-Reply-To: <87c31320-c347-aa1b-adc3-7b36d6edeb38@vangyzen.net> References: <2535c7f2-ef59-467e-779b-6c9c6db82005@os-plus.org> <87c31320-c347-aa1b-adc3-7b36d6edeb38@vangyzen.net>
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Hello Eric, thank you for your information. I will first check if I can find a way in the BIOS to configure SVM. Fromy my point of view MSI should provie a BIOS where it is possible to configure this option. If this does not work I will look for your hint. Regards --Christian Am 26.04.20 um 19:53 schrieb Eric van Gyzen: > On 4/26/20 3:57 AM, Christian Jeannot wrote: >> Hi Community, >> >> I am testing bhyve from FreeBSD 12.1 RELEASE. >> >> My environment: >> - CPU: AMD Ryze 3900X >> - Mainboard: MSI MEG ACE X570, Default settings, latest BIOS 7C35v18 >> - RAM: G.Skill RipJaws V DIMM Kit 64GB, DDR4-3200, CL16-18-18-38 >> - GPU: Sapphire Nitro RX 5700XT >> >> I checked the settings in the BIOS. Virtualization options are >> enabled. SVM is enabled. >> >> I follow the instruction from the FreeBSD handbook „21.7. FreeBSD as a >> Host with bhyve“. >> >> When I run >> kldload vmm >> I got an output that SVM is disabled by BIOS. When I check the BIOS it >> is enabled. > > I use bhyve on a Ryzen with an Asus Prime X470-PRO. > > I wonder if your BIOS is enabling SVM but failing to update the MSR to > say it's enabled. Try commenting out the second "return (0);" in > svm_available() in sys/amd64/vmm/amd/svm.c and rebuilding the vmm > module. If SVM is actually disabled, I have no idea what impact this > change will have, so beware. If SVM is actually enabled and this hack > allows you to use it, we could probably commit a tunable to do this more > cleanly. > > Eric -- -- christian jeannot vogelmauer 17 86152 augsburg +49 821 81552861 info@os-plus.org
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