Date: Thu, 22 Feb 2024 10:30:23 -0800 From: John Baldwin <jhb@FreeBSD.org> To: Andrew Turner <andrew@FreeBSD.org>, src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: Re: git: 47e073941f4e - main - Import the kernel parts of bhyve/arm64 Message-ID: <23101a96-4901-4086-bdbf-dfbab2b66e49@FreeBSD.org> In-Reply-To: <202402211855.41LItsm2033633@gitrepo.freebsd.org> References: <202402211855.41LItsm2033633@gitrepo.freebsd.org>
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On 2/21/24 10:55 AM, Andrew Turner wrote: > The branch main has been updated by andrew: > > URL: https://cgit.FreeBSD.org/src/commit/?id=47e073941f4e7ca6e9bde3fa65abbfcfed6bfa2b > > commit 47e073941f4e7ca6e9bde3fa65abbfcfed6bfa2b > Author: Andrew Turner <andrew@FreeBSD.org> > AuthorDate: 2024-01-09 15:22:27 +0000 > Commit: Andrew Turner <andrew@FreeBSD.org> > CommitDate: 2024-02-21 18:55:32 +0000 > > Import the kernel parts of bhyve/arm64 > > To support virtual machines on arm64 add the vmm code. This is based on > earlier work by Mihai Carabas and Alexandru Elisei at University > Politehnica of Bucharest, with further work by myself and Mark Johnston. > > All AArch64 CPUs should work, however only the GICv3 interrupt > controller is supported. There is initial support to allow the GICv2 > to be supported in the future. Only pure Armv8.0 virtualisation is > supported, the Virtualization Host Extensions are not currently used. > > With a separate userspace patch and U-Boot port FreeBSD guests are able > to boot to multiuser mode, and the hypervisor can be tested with the > kvm unit tests. Linux partially boots, but hangs before entering > userspace. Other operating systems are untested. > > Sponsored by: Arm Ltd > Sponsored by: Innovate UK > Sponsored by: The FreeBSD Foundation > Sponsored by: University Politehnica of Bucharest > Differential Revision: https://reviews.freebsd.org/D37428 FYI, sys/arm64/vmm/vmm.c shares a fair bit of code with sys/amd64/vmm/vmm.c and looks to be derived from the amd64 file, so I think it should preserve NetApp's copyright line in addition to Mihai's. -- John Baldwin
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