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https://github.com/Motorhead1991/qemu.git
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669fab6a1f
Tell clippy the minimum supported Rust version for QEMU. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
98 lines
3 KiB
Rust
98 lines
3 KiB
Rust
// Copyright 2024, Linaro Limited
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// Author(s): Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
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// SPDX-License-Identifier: GPL-2.0-or-later
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use core::ptr::NonNull;
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use std::os::raw::{c_int, c_void};
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use qemu_api::{
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bindings::*, c_str, prelude::*, vmstate_clock, vmstate_fields, vmstate_of, vmstate_struct,
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vmstate_subsections, vmstate_unused, zeroable::Zeroable,
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};
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use crate::device::{PL011Registers, PL011State};
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extern "C" fn pl011_clock_needed(opaque: *mut c_void) -> bool {
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let state = NonNull::new(opaque).unwrap().cast::<PL011State>();
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unsafe { state.as_ref().migrate_clock }
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}
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/// Migration subsection for [`PL011State`] clock.
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static VMSTATE_PL011_CLOCK: VMStateDescription = VMStateDescription {
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name: c_str!("pl011/clock").as_ptr(),
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version_id: 1,
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minimum_version_id: 1,
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needed: Some(pl011_clock_needed),
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fields: vmstate_fields! {
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vmstate_clock!(PL011State, clock),
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},
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..Zeroable::ZERO
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};
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extern "C" fn pl011_post_load(opaque: *mut c_void, version_id: c_int) -> c_int {
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let state = NonNull::new(opaque).unwrap().cast::<PL011State>();
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let result = unsafe { state.as_ref().post_load(version_id as u32) };
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if result.is_err() {
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-1
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} else {
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0
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}
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}
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static VMSTATE_PL011_REGS: VMStateDescription = VMStateDescription {
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name: c_str!("pl011/regs").as_ptr(),
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version_id: 2,
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minimum_version_id: 2,
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fields: vmstate_fields! {
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vmstate_of!(PL011Registers, flags),
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vmstate_of!(PL011Registers, line_control),
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vmstate_of!(PL011Registers, receive_status_error_clear),
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vmstate_of!(PL011Registers, control),
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vmstate_of!(PL011Registers, dmacr),
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vmstate_of!(PL011Registers, int_enabled),
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vmstate_of!(PL011Registers, int_level),
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vmstate_of!(PL011Registers, read_fifo),
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vmstate_of!(PL011Registers, ilpr),
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vmstate_of!(PL011Registers, ibrd),
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vmstate_of!(PL011Registers, fbrd),
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vmstate_of!(PL011Registers, ifl),
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vmstate_of!(PL011Registers, read_pos),
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vmstate_of!(PL011Registers, read_count),
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vmstate_of!(PL011Registers, read_trigger),
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},
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..Zeroable::ZERO
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};
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pub static VMSTATE_PL011: VMStateDescription = VMStateDescription {
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name: c_str!("pl011").as_ptr(),
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version_id: 2,
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minimum_version_id: 2,
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post_load: Some(pl011_post_load),
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fields: vmstate_fields! {
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vmstate_unused!(core::mem::size_of::<u32>()),
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vmstate_struct!(PL011State, regs, &VMSTATE_PL011_REGS, BqlRefCell<PL011Registers>),
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},
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subsections: vmstate_subsections! {
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VMSTATE_PL011_CLOCK
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},
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..Zeroable::ZERO
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};
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qemu_api::declare_properties! {
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PL011_PROPERTIES,
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qemu_api::define_property!(
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c_str!("chardev"),
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PL011State,
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char_backend,
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unsafe { &qdev_prop_chr },
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CharBackend
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),
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qemu_api::define_property!(
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c_str!("migrate-clk"),
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PL011State,
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migrate_clock,
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unsafe { &qdev_prop_bool },
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bool,
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default = true
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),
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}
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