This replaces use of the constants from the QapiSpecialFeatures
enum, with constants from the auto-generate QapiFeatures enum
in qapi-features.h
The 'deprecated' and 'unstable' features still have a little bit of
special handling, being force defined to be the 1st + 2nd features
in the enum, regardless of whether they're used in the schema. This
retains compatibility with common code that references the features
via the QapiSpecialFeatures constants.
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-ID: <20250205123550.2754387-5-berrange@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Imports tidied up with isort]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
We deprecated i686 system mode support for qemu 8.0. However, to
make real cleanups to TCG we need to deprecate all 32-bit hosts.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
For system mode, we can rarely support the amount of RAM that
the guest requires. TCG emulation is restricted to round-robin
mode, which solves many of the atomicity issues, but not those
associated with virtio. In any case, round-robin does nothing
to help the speed of emulation.
For user mode, most emulation does not succeed at all. Most
of the time we cannot even load 64-bit non-PIE binaries due
to lack of a 64-bit address space. Threads are run in
parallel, not round-robin, which means that atomicity
is not handled.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Require a 64-bit host binary to spawn a 64-bit guest.
For HVF this is trivially true because macOS 11 dropped
support for 32-bit applications entirely.
For NVMM, NetBSD only enables nvmm on x86_64:
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/dev/nvmm/Makefile?rev=1.1.6.2;content-type=text%2Fplain
For WHPX, we have already dropped support for 32-bit Windows.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Require a 64-bit host binary to spawn a 64-bit guest.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Require a 64-bit host binary to spawn a 64-bit guest.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This reverts commit dae0ec159f ("accel: build tcg modular").
The attempt was only enabled for x86, only modularized a small
portion of tcg, and in more than 3 years there have been no
follow-ups to improve the situation.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Without it, recent bindgen will give an error
error: extern block cannot be declared unsafe
if rustc is not new enough to support the "unsafe extern" construct.
Cc: qemu-rust@nongnu.org
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <20250206111514.2134895-1-pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Windows uses a special mechanism to enable plugins to work (DLL delay
loading). Option for lld is different than ld.
MSYS2 clang based environment use lld by default, so restricting to this
config on Windows is safe, and will avoid false bug reports.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Tested-by: Stefan Weil <sw@weilnetz.de>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20250110203401.178532-4-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250116160306.1709518-26-alex.bennee@linaro.org>
This attribute is not recognized by clang.
An investigation has been performed to ensure this attribute has no
effect on layout of structures we use in QEMU [1], so it's safe to
remove now.
In the future, we'll forbid introducing new bitfields in packed struct,
as they are the one potentially impacted by this change.
[1] https://lore.kernel.org/qemu-devel/66c346de-7e20-4831-b3eb-1cda83240af9@linaro.org/
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Stefan Weil <sw@weilnetz.de>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20250110203401.178532-2-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250116160306.1709518-24-alex.bennee@linaro.org>
Provide a way to report the process load average, via a new
'guest-get-load' command.
This is only implemented for POSIX platforms providing 'getloadavg'.
Example illustrated with qmp-shell:
(QEMU) guest-get-load
{
"return": {
"load15m": 1.546875,
"load1m": 1.669921875,
"load5m": 1.9306640625
}
}
Windows has no native equivalent API, but it would be possible to
simulate it as illustrated here (BSD-3-Clause):
https://github.com/giampaolo/psutil/pull/1485
This is left as an exercise for future contributors.
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Message-ID: <20241202121927.864335-1-berrange@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
MacOS provides a framework (library) that allows any vmm to implement a
paravirtualized 3d graphics passthrough to the host metal stack called
ParavirtualizedGraphics.Framework (PVG). The library abstracts away
almost every aspect of the paravirtualized device model and only provides
and receives callbacks on MMIO access as well as to share memory address
space between the VM and PVG.
This patch implements a QEMU device that drives PVG for the VMApple
variant of it.
Signed-off-by: Alexander Graf <graf@amazon.com>
Co-authored-by: Alexander Graf <graf@amazon.com>
Subsequent changes:
* Cherry-pick/rebase conflict fixes, API use updates.
* Moved from hw/vmapple/ (useful outside that machine type)
* Overhaul of threading model, many thread safety improvements.
* Asynchronous rendering.
* Memory and object lifetime fixes.
* Refactoring to split generic and (vmapple) MMIO variant specific
code.
Implementation wise, most of the complexity lies in the differing threading
models of ParavirtualizedGraphics.framework, which uses libdispatch and
internal locks, versus QEMU, which heavily uses the BQL, especially during
memory-mapped device I/O. Great care has therefore been taken to prevent
deadlocks by never calling into PVG methods while holding the BQL, and
similarly never acquiring the BQL in a callback from PVG. Different strategies
have been used (libdispatch, blocking and non-blocking BHs, RCU, etc.)
depending on the specific requirements at each framework entry and exit point.
Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Tested-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-ID: <20241223221645.29911-3-phil@philjordan.eu>
[PMD: Re-ordered imported headers, style fixups]
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
CONFIG_DEVICES is not generated on user emulation, so
do not define it.
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20241218151256.68625-1-philmd@linaro.org>
The macOS builds in our CI (and possibly other very recent distros)
are currently broken since the update to libnfs version 6 there.
That version apparently comes with a big API breakage. v5.0.3 was
the final release of the old API (see the libnfs commit here:
4379837 ).
Disallow version 6.x for now to get the broken CI job working
again. Once somebody had enough time to adapt our code in
block/nfs.c, we can revert this change again.
Message-ID: <20241218065157.209020-1-thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Make Cargo use unknown_lints = "allow" as well. This is more future
proof as we might add new lints to rust/Cargo.toml that are not supported
by older versions of rustc or clippy.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
An extra benefit of workspaces is that they allow to place lint level
settings in a single Cargo.toml; the settings are then inherited by
packages in the workspace.
Correspondingly, teach rustc_args.py to get the unexpected_cfgs
configuration from the workspace Cargo.toml.
Note that it is still possible to allow or deny warnings per crate or
module, via the #![] attribute syntax. The rust/qemu-api/src/bindings.rs
file is an example.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Cargo.toml makes it possible to describe the desired lint level settings
in a nice format. We can extend this to Meson-built crates, by teaching
rustc_args.py to fetch lint and --check-cfg arguments from Cargo.toml.
--check-cfg arguments come from the unexpected_cfgs lint as well as crate
features
Start with qemu-api, since it already has a [lints.rust] table and
an invocation of rustc_args.py.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Only qemu-api needs access to the symbols in config-host.h. Remove
the temptation to use them elsewhere by limiting the --cfg arguments to
the qemu-api crate.
Per-crate invocation of the script will also be needed to add --check-cfg
options for each crate's features (when more complex, build-time
configurable devices are added in the future).
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Right now, using cargo with QEMU requires copying by hand the bindings.rs to the
source tree. Instead, we can use an include file to escape the cage of cargo's
mandated source directory structure.
By running cargo within meson's "devenv" and adding a MESON_BUILD_ROOT
environment variable, it is easy for build.rs to find the file. However, the
file must be symlinked into cargo's output directory for rust-analyzer to find
it.
Suggested-by: Junjie Mao <junjie.mao@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
We might have more uses for --cfg MESON, even though right now it's only
qemu-api that has generated files. Since we're going to add more flags
to the add_project_arguments calls for Rust, it makes sense to also add
--cfg MESON everywhere.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
When building QEMU configure with --disable-gtk --disable-cocoa
on macOS we get:
User interface
Cocoa support : NO
SDL support : YES 2.30.5
SDL image support : NO
GTK support : NO
pixman : YES 0.42.2
VTE support : NO
PNG support : YES 1.6.43
VNC support : YES
VNC SASL support : YES
VNC JPEG support : YES 3.0.3
spice protocol support : YES 0.14.4
spice server support : NO
curses support : YES
brlapi support : NO
User defined options
cocoa : disabled
docs : disabled
gtk : disabled
../system/main.c:30:10: fatal error: 'SDL.h' file not found
30 | #include <SDL.h>
| ^~~~~~~
1 error generated.
Fix by adding the SDL dependency to main.c it's CFLAGS contains
the SDL include directory.
Fixes: 64ed6f92ff ("meson: link emulators without Makefile.target")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20241120114943.85080-1-philmd@linaro.org>
According to our support policy, we only support the two latest
major versions of macOS, and we already removed compatibility code
for older versions. However, it's still possible that people install
an older version of XCode on a recent version of macOS - which won't
be able to compile QEMU anymore, see for example the ticket here:
https://gitlab.com/qemu-project/qemu/-/issues/2694
Thus let's set the expectations right and refuse older versions of
XCode that do not match the two latest versions of macOS anymore.
Message-ID: <20241126081054.244365-1-thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
* rust: integration tests
* rust/pl011: add support for migration
* rust/pl011: add TYPE_PL011_LUMINARY device
* rust: add support for older compilers and bindgen
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Merge tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu into staging
* rust: cleanups
* rust: integration tests
* rust/pl011: add support for migration
* rust/pl011: add TYPE_PL011_LUMINARY device
* rust: add support for older compilers and bindgen
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# gpg: using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
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* tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu: (39 commits)
dockerfiles: install bindgen from cargo on Ubuntu 22.04
rust: make rustfmt optional
rust: allow older version of bindgen
rust: do not use --generate-cstr
rust: allow version 1.63.0 of rustc
rust: clean up detection of the language
rust: do not use MaybeUninit::zeroed()
rust: introduce alternative implementation of offset_of!
rust: create a cargo workspace
rust: synchronize dependencies between subprojects and Cargo.lock
rust: silence unknown warnings for the sake of old compilers
rust: introduce a c_str macro
rust: use std::os::raw instead of core::ffi
rust: fix cfgs of proc-macro2 for 1.63.0
rust: patch bilge-impl to allow compilation with 1.63.0
rust/pl011: Use correct masks for IBRD and FBRD
rust/pl011: remove commented out C code
rust/pl011: add TYPE_PL011_LUMINARY device
rust/pl011: move CLK_NAME static to function scope
rust/pl011: add support for migration
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Cope with the old version that is provided in Debian 12.
--size_t-is-usize is needed on bindgen <0.61.0, and it was removed in
bindgen 0.65.0, so check for it in meson.build.
--merge-extern-blocks was added in 0.61.0.
--formatter rustfmt was added in 0.65.0 and is the default, so remove it.
Apart from Debian 12 and Ubuntu 22.04, all other supported distros have
version 0.66.x of bindgen or newer (or do not have bindgen at all).
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Introduce the SM3 cryptographic hash algorithm (GB/T 32905-2016).
SM3 (GB/T 32905-2016) is a cryptographic standard issued by the
Organization of State Commercial Cryptography Administration (OSCCA)
as an authorized cryptographic algorithm for use within China.
Detect the SM3 cryptographic hash algorithm and enable the feature silently
if it is available.
Signed-off-by: cheliequan <cheliequan@inspur.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
--generate-cstr is a good idea and generally the right thing to do,
but it is not available in Debian 12 and Ubuntu 22.04. Work around
the absence.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
All constructs introduced by newer versions of Rust have been removed.
Apart from Debian 12, all other supported Linux distributions have
rustc 1.75.0 or newer. This means that they only lack c"" literals
and stable offset_of!.
Tested-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Occasionally, we may need to silence warnings and clippy lints that
were only introduced in newer Rust compiler versions. However, this
would fail when compiling with an older rustc:
error: unknown lint: `non_local_definitions`
--> rust/qemu-api/rust-qemu-api-tests.p/structured/offset_of.rs:79:17
So by default we need to block the unknown_lints warning. To avoid
misspelled lints or other similar issues, re-enable it in the CI job
that uses nightly rust.
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
core::ffi::c_* types were introduced in Rust 1.64.0. Use the older types
in std::os::raw, which are now aliases of the types in core::ffi. There is
no need to compile QEMU as no_std, so this is acceptable as long as we support
a version of Debian with Rust 1.63.0.
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Adjust the integration test to compile with a subset of QEMU object
files, and make it actually create an object of the class it defines.
Follow the Rust filesystem conventions, where tests go in tests/ if
they use the library in the same way any other code would.
Reviewed-by: Junjie Mao <junjie.mao@hotmail.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This is not necessary and makes it harder to write code that is
portable between 32- and 64-bit systems: it adds extra casts even
though size_of, align_of or offset_of already return the right type.
Reviewed-by: Junjie Mao <junjie.mao@hotmail.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
rustc_args is needed to smooth the difference in warnings between the various
versions of rustc. Always include those arguments.
Reviewed-by: Junjie Mao <junjie.mao@hotmail.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Avoid repeated lines of the form
Program scripts/rust/rust_root_crate.sh found: YES (/home/pbonzini/work/upstream/qemu/scripts/rust/rust_root_crate.sh)
in the meson logs.
Reviewed-by: Junjie Mao <junjie.mao@hotmail.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit adds a re-implementation of hw/char/pl011.c in Rust.
How to build:
1. Configure a QEMU build with:
--enable-system --target-list=aarch64-softmmu --enable-rust
2. Launching a VM with qemu-system-aarch64 should use the Rust version
of the pl011 device
Co-authored-by: Junjie Mao <junjie.mao@intel.com>
Co-authored-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Junjie Mao <junjie.mao@intel.com>
Signed-off-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Link: https://lore.kernel.org/r/20241024-rust-round-2-v1-2-051e7a25b978@linaro.org
Patch was applied with invalid authorship by accident, which confuses
git tooling that look at git blame for contributors etc.
Patch will be re-applied with correct authorship right after this
commit.
This reverts commit d0f0cd5b1f.
Signed-off-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Link: https://lore.kernel.org/r/20241024-rust-round-2-v1-1-051e7a25b978@linaro.org
Some applications want to use low priority realtime signals (e.g.,
SIGRTMAX). Currently QEMU cannot map all target realtime signals to
host realtime signals, and chooses to sacrifice the end of the target
realtime signal range.
Allow users to choose how to map target realtime signals to host
realtime signals using the new -t option, the new QEMU_RTSIG_MAP
environment variable, and the new -Drtsig_map=\"...\" meson flag.
To simplify things, the meson flag is not per-target, because the
intended use case is app-specific qemu-user builds.
The mapping is specified using the "tsig hsig count[,...]" syntax.
Target realtime signals [tsig,tsig+count) are mapped to host realtime
signals [hsig,hsig+count). Care is taken to avoid double and
out-of-range mappings.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20241029232211.206766-2-iii@linux.ibm.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
printf() unconditionally prints to the console which disturbs `-serial stdio`.
Fix that by converting into a trace event. While at it, add some tracing for
read and write access.
Fixes: 7e7c5e4c1b "Nokia N800 machine support (ARM)."
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20241103143330.123596-5-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Tried to unify this meson.build with tests/tcg/plugins/meson.build but
the resulting modules are not output in the right directory.
Originally proposed by Anton Kochkov, thank you!
Solves: https://gitlab.com/qemu-project/qemu/-/issues/1710
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Message-Id: <20241023212812.1376972-3-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
An EIF (Enclave Image Format)[1] file is used to boot an AWS nitro
enclave[2] virtual machine. The EIF file contains the necessary kernel,
cmdline, ramdisk(s) sections to boot.
Some helper functions have been introduced for extracting the necessary
sections from an EIF file and then writing them to temporary files as
well as computing SHA384 hashes from the section data. These will be
used in the following commit to add support for nitro-enclave machine
type in QEMU.
The files added in this commit are not compiled yet but will be added
to the hw/core/meson.build file in the following commit where
CONFIG_NITRO_ENCLAVE will be introduced.
[1] https://github.com/aws/aws-nitro-enclaves-image-format
[2] https://docs.aws.amazon.com/enclaves/latest/user/nitro-enclave.html
Signed-off-by: Dorjoy Chowdhury <dorjoychy111@gmail.com>
Reviewed-by: Alexander Graf <graf@amazon.com>
Link: https://lore.kernel.org/r/20241008211727.49088-4-dorjoychy111@gmail.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
The mipsel architecture is not available in Debian Trixie, and it will
likely be a hard failure as soon as we drop support for the old Rust
toolchain in Debian Bookworm. Prepare by deprecating 32-bit little
endian MIPS in QEMU 9.2.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* Fix an access to VXSAT
* Expose RV32 cpu to RV64 QEMU
* Don't clear PLIC pending bits on IRQ lowering
* Make PLIC zeroth priority register read-only
* Set vtype.vill on CPU reset
* Check and update APLIC pending when write sourcecfg
* Avoid dropping charecters with HTIF
* Apply FIFO backpressure to guests using SiFive UART
* Support for control flow integrity extensions
* Support for the IOMMU with the virt machine
* set 'aia_mode' to default in error path
* clarify how 'riscv-aia' default works
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Merge tag 'pull-riscv-to-apply-20241031-1' of https://github.com/alistair23/qemu into staging
RISC-V PR for 9.2
* Fix an access to VXSAT
* Expose RV32 cpu to RV64 QEMU
* Don't clear PLIC pending bits on IRQ lowering
* Make PLIC zeroth priority register read-only
* Set vtype.vill on CPU reset
* Check and update APLIC pending when write sourcecfg
* Avoid dropping charecters with HTIF
* Apply FIFO backpressure to guests using SiFive UART
* Support for control flow integrity extensions
* Support for the IOMMU with the virt machine
* set 'aia_mode' to default in error path
* clarify how 'riscv-aia' default works
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# gpg: Signature made Thu 31 Oct 2024 03:51:48 GMT
# gpg: using RSA key 6AE902B6A7CA877D6D659296AF7C95130C538013
# gpg: Good signature from "Alistair Francis <alistair@alistair23.me>" [unknown]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg: There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 6AE9 02B6 A7CA 877D 6D65 9296 AF7C 9513 0C53 8013
* tag 'pull-riscv-to-apply-20241031-1' of https://github.com/alistair23/qemu: (50 commits)
target/riscv: Fix vcompress with rvv_ta_all_1s
target/riscv/kvm: clarify how 'riscv-aia' default works
target/riscv/kvm: set 'aia_mode' to default in error path
docs/specs: add riscv-iommu
qtest/riscv-iommu-test: add init queues test
hw/riscv/riscv-iommu: add DBG support
hw/riscv/riscv-iommu: add ATS support
hw/riscv/riscv-iommu: add Address Translation Cache (IOATC)
test/qtest: add riscv-iommu-pci tests
hw/riscv/virt.c: support for RISC-V IOMMU PCIDevice hotplug
hw/riscv: add riscv-iommu-pci reference device
pci-ids.rst: add Red Hat pci-id for RISC-V IOMMU device
hw/riscv: add RISC-V IOMMU base emulation
hw/riscv: add riscv-iommu-bits.h
exec/memtxattr: add process identifier to the transaction attributes
target/riscv: Expose zicfiss extension as a cpu property
disas/riscv: enable disassembly for compressed sspush/sspopchk
disas/riscv: enable disassembly for zicfiss instructions
target/riscv: compressed encodings for sspush and sspopchk
target/riscv: implement zicfiss instructions
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
