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Implements read_registers for x86_64 (#1050)
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Co-authored-by: tompro <tomas.prochazka@apertia.cz>
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SuchAFuriousDeath 2024-10-19 20:54:30 +02:00 committed by GitHub
parent c2f486fa46
commit 9df9f3bcf7
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1 changed files with 28 additions and 2 deletions
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30
gui/src/vmm/cpu/x86_64.rs
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@ -1,4 +1,5 @@
// SPDX-License-Identifier: MIT OR Apache-2.0
use super::controller::CpuController;
use super::CpuManager;
use crate::vmm::hv::Hypervisor;
use crate::vmm::screen::Screen;
@ -9,14 +10,27 @@ use gdbstub::target::ext::breakpoints::{
Breakpoints, BreakpointsOps, SwBreakpoint, SwBreakpointOps,
};
use gdbstub::target::ext::thread_extra_info::{ThreadExtraInfo, ThreadExtraInfoOps};
use gdbstub::target::TargetResult;
use gdbstub::target::{TargetError as GdbTargetError, TargetResult};
use gdbstub_arch::x86::reg::X86_64CoreRegs;
use gdbstub_arch::x86::X86_64_SSE;
use std::num::NonZero;
use thiserror::Error;
const ENOENT: u8 = 2;
pub type GdbRegs = gdbstub_arch::x86::reg::X86_64CoreRegs;
impl<H: Hypervisor, S: Screen> CpuManager<H, S> {
fn get_cpu(&mut self, tid: Tid) -> TargetResult<&mut CpuController, Self> {
let cpu = self
.cpus
.get_mut(tid.get() as usize - 1)
.ok_or(GdbTargetError::Errno(ENOENT))?;
Ok(cpu)
}
}
impl<H: Hypervisor, S: Screen> gdbstub::target::Target for CpuManager<H, S> {
type Arch = X86_64_SSE;
type Error = TargetError;
@ -32,10 +46,18 @@ impl<H: Hypervisor, S: Screen> gdbstub::target::Target for CpuManager<H, S> {
impl<H: Hypervisor, S: Screen> MultiThreadBase for CpuManager<H, S> {
fn read_registers(&mut self, regs: &mut X86_64CoreRegs, tid: Tid) -> TargetResult<(), Self> {
todo!()
let mut cpu = self.get_cpu(tid)?;
let current_regs = cpu.debug_mut().unwrap().lock();
*regs = current_regs.clone();
Ok(())
}
fn write_registers(&mut self, regs: &X86_64CoreRegs, tid: Tid) -> TargetResult<(), Self> {
let mut _cpu = self.get_cpu(tid)?;
todo!()
}
@ -45,10 +67,14 @@ impl<H: Hypervisor, S: Screen> MultiThreadBase for CpuManager<H, S> {
data: &mut [u8],
tid: Tid,
) -> TargetResult<usize, Self> {
let mut _cpu = self.get_cpu(tid)?;
todo!()
}
fn write_addrs(&mut self, start_addr: u64, data: &[u8], tid: Tid) -> TargetResult<(), Self> {
let mut _cpu = self.get_cpu(tid)?;
todo!()
}