Ping?
On 24.02.2020 16:17, Kamil Rytarowski wrote:
> Ping?
>
> On 17.02.2020 10:07, Kamil Rytarowski wrote:
>> Ping?
>>
>> On 06.02.2020 22:32, 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.
>>>
>>> Refrences:
>>> https://m00nbsd.net/4e0798b7f2620c965d0dd9d6a7a2f296.html
>>>
>>> Test plan:
>>>
>>> 1. Download a NetBSD 9.0 pre-release snapshot:
>>> http://nycdn.netbsd.org/pub/NetBSD-daily/netbsd-9/latest/images/NetBSD-9.0_RC1-amd64.iso
>>>
>>> 2. Install it natively on a not too old x86_64 hardware (Intel or AMD).
>>>
>>> There is no support for nested virtualization in NVMM.
>>>
>>> 3. Setup the system.
>>>
>>> export PKG_PATH=http://www.ki.nu/pkgsrc/packages/current/NetBSD-9.0_RC1/All
>>> pkg_add git gmake python37 glib2 bison pkgconf pixman
>>>
>>> Install mozilla-rootcerts and follow post-install instructions.
>>>
>>> pkg_add mozilla-rootcerts
>>>
>>> More information: https://wiki.qemu.org/Hosts/BSD#NetBSD
>>>
>>> 4. Build qemu
>>>
>>> mkdir build
>>> cd build
>>> ../configure --python=python3.7
>>> gmake
>>> gmake check
>>>
>>> 5. Test
>>>
>>> qemu -accel nvmm ...
>>>
>>>
>>> History:
>>> v3 -> v4:
>>> - Correct build warning by adding a missing include
>>> - Do not set R8-R16 registers unless TARGET_X86_64
>>> v2 -> v3:
>>> - Register nvmm in targetos NetBSD check
>>> - Stop including hw/boards.h
>>> - Rephrase old code comments (remove XXX)
>>> v1 -> v2:
>>> - Included the testing plan as requested by Philippe Mathieu-Daude
>>> - Formatting nit fix in qemu-options.hx
>>> - Document NVMM in the accel section of qemu-options.hx
>>>
>>> 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 | 37 ++
>>> cpus.c | 58 ++
>>> include/sysemu/hw_accel.h | 14 +
>>> include/sysemu/nvmm.h | 35 ++
>>> qemu-options.hx | 16 +-
>>> target/i386/Makefile.objs | 1 +
>>> target/i386/helper.c | 2 +-
>>> target/i386/nvmm-all.c | 1226 +++++++++++++++++++++++++++++++++++++
>>> 10 files changed, 1424 insertions(+), 9 deletions(-)
>>> create mode 100644 accel/stubs/nvmm-stub.c
>>> create mode 100644 include/sysemu/nvmm.h
>>> create mode 100644 target/i386/nvmm-all.c
>>>
>>> --
>>> 2.25.0
>>>
>>>
>>
>
