Ping? On 07.01.2020 13:53, Kamil Rytarowski wrote: > Hello QEMU Community! > > Over the past year the NetBSD team has been working hard on a new user-mode > API > for our hypervisor that will be released as part of the upcoming NetBSD 9.0. > This new API adds user-mode capabilities to create and manage virtual > machines, > configure memory mappings for guest machines, and create and control execution > of virtual processors. > > With this new API we are now able to bring our hypervisor to the QEMU > community! The following patches implement the NetBSD Virtual Machine Monitor > accelerator (NVMM) for QEMU on NetBSD 9.0 and newer hosts. > > When compiling QEMU for x86_64 passing the --enable-nvmm flag will compile the > accelerator for use. At runtime using the '-accel nvmm' should see a > significant performance improvement over emulation, much like when using 'hax' > on NetBSD. > > The documentation for this new API is visible at https://man.netbsd.org under > the libnvmm(3) and nvmm(4) pages. > > NVMM was designed and implemented by Maxime Villard. > > Thank you for your feedback. > > Maxime Villard (4): > Add the NVMM vcpu API > Add the NetBSD Virtual Machine Monitor accelerator. > Introduce the NVMM impl > Add the NVMM acceleration enlightenments > > accel/stubs/Makefile.objs | 1 + > accel/stubs/nvmm-stub.c | 43 ++ > configure | 36 ++ > cpus.c | 58 ++ > include/sysemu/hw_accel.h | 14 + > include/sysemu/nvmm.h | 35 ++ > qemu-options.hx | 4 +- > target/i386/Makefile.objs | 1 + > target/i386/helper.c | 2 +- > target/i386/nvmm-all.c | 1222 +++++++++++++++++++++++++++++++++++++ > 10 files changed, 1413 insertions(+), 3 deletions(-) > create mode 100644 accel/stubs/nvmm-stub.c > create mode 100644 include/sysemu/nvmm.h > create mode 100644 target/i386/nvmm-all.c > > -- > 2.24.0 >
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