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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* 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>

1 files changed, 79 insertions, 0 deletions

diff --git a/rust/qemu-api/tests/tests.rs b/rust/qemu-api/tests/tests.rs
new file mode 100644
index 0000000000..43a4827de1
--- /dev/null
+++ b/rust/qemu-api/tests/tests.rs
@@ -0,0 +1,79 @@
+// Copyright 2024, Linaro Limited
+// Author(s): Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+use std::{ffi::CStr, os::raw::c_void};
+
+use qemu_api::{
+    bindings::*,
+    c_str, declare_properties, define_property,
+    definitions::{Class, ObjectImpl},
+    device_class, device_class_init,
+    zeroable::Zeroable,
+};
+
+#[test]
+fn test_device_decl_macros() {
+    // Test that macros can compile.
+    pub static VMSTATE: VMStateDescription = VMStateDescription {
+        name: c_str!("name").as_ptr(),
+        unmigratable: true,
+        ..Zeroable::ZERO
+    };
+
+    #[derive(qemu_api_macros::offsets)]
+    #[repr(C)]
+    #[derive(qemu_api_macros::Object)]
+    pub struct DummyState {
+        pub _parent: DeviceState,
+        pub migrate_clock: bool,
+    }
+
+    #[repr(C)]
+    pub struct DummyClass {
+        pub _parent: DeviceClass,
+    }
+
+    declare_properties! {
+        DUMMY_PROPERTIES,
+            define_property!(
+                c_str!("migrate-clk"),
+                DummyState,
+                migrate_clock,
+                unsafe { &qdev_prop_bool },
+                bool
+            ),
+    }
+
+    device_class_init! {
+        dummy_class_init,
+        props => DUMMY_PROPERTIES,
+        realize_fn => None,
+        legacy_reset_fn => None,
+        vmsd => VMSTATE,
+    }
+
+    impl ObjectImpl for DummyState {
+        type Class = DummyClass;
+        const TYPE_INFO: qemu_api::bindings::TypeInfo = qemu_api::type_info! { Self };
+        const TYPE_NAME: &'static CStr = c_str!("dummy");
+        const PARENT_TYPE_NAME: Option<&'static CStr> = Some(device_class::TYPE_DEVICE);
+        const ABSTRACT: bool = false;
+        const INSTANCE_INIT: Option<unsafe extern "C" fn(obj: *mut Object)> = None;
+        const INSTANCE_POST_INIT: Option<unsafe extern "C" fn(obj: *mut Object)> = None;
+        const INSTANCE_FINALIZE: Option<unsafe extern "C" fn(obj: *mut Object)> = None;
+    }
+
+    impl Class for DummyClass {
+        const CLASS_INIT: Option<unsafe extern "C" fn(klass: *mut ObjectClass, data: *mut c_void)> =
+            Some(dummy_class_init);
+        const CLASS_BASE_INIT: Option<
+            unsafe extern "C" fn(klass: *mut ObjectClass, data: *mut c_void),
+        > = None;
+    }
+
+    unsafe {
+        module_call_init(module_init_type::MODULE_INIT_QOM);
+        object_unref(object_new(DummyState::TYPE_NAME.as_ptr()) as *mut _);
+    }
+}