Date: Thu, 26 Jun 2025 16:49:51 +0200 From: Stephan Althaus <Stephan.Althaus@Duedinghausen.eu> To: virtualization@freebsd.org Subject: Re: bhyve: GPU passthrough for Nvidia cards Message-ID: <c0cf8b11-3e21-4296-860c-17b87c9f2588@Duedinghausen.eu> In-Reply-To: <4785074a005d66ed92e5670b9fa4ce45a5d65eba.camel@FreeBSD.org> References: <4785074a005d66ed92e5670b9fa4ce45a5d65eba.camel@FreeBSD.org>
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On 6/26/25 15:07, Corvin Köhne wrote: > Hi, > > I'm currently experimenting with GPU passthrough for Nvidia cards. All I have to > do to make it work with Ubuntu guests, is setting the INTPIN register to any > value instead of just 0x00. Unfortunately, I'm unfamiliar with PCI legacy > interrupts and how they work. The INTLINE register is set to 0xFF (unconnected). > So, is it safe to set the INTPIN register or what has to be done for it to work > as expected? > > Any help would be appreciated. > > Hi! You surely mean 'newer' NVidia cards, as my GT1030 works with FreeBSD 14.2 Host and ubuntu guest, NVIdia driver 570, (and Win guest btw) out-of-the-box, no kernel/driver modding... Regards, Stephan
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