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vmm: Factorize ACPI tables creation inside boot() function

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Instead of having the ACPI tables being created both in x86_64 and
aarch64 implementations of configure_system(), we can remove the
duplicated code by moving the ACPI tables creation in vm.rs inside the
boot() function.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2021-09-30 13:39:24 +02:00 committed by Bo Chen
parent 84a741a3fa
commit b99a3a7dc9
1 changed files with 32 additions and 30 deletions
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62
vmm/src/vm.rs
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@ -1013,7 +1013,7 @@ impl Vm {
}
#[cfg(target_arch = "x86_64")]
fn configure_system(&mut self) -> Result<()> {
fn configure_system(&mut self, #[cfg(feature = "acpi")] rsdp_addr: GuestAddress) -> Result<()> {
info!("Configuring system");
let mem = self.memory_manager.lock().unwrap().boot_guest_memory();
@ -1024,23 +1024,10 @@ impl Vm {
let boot_vcpus = self.cpu_manager.lock().unwrap().boot_vcpus();
#[allow(unused_mut, unused_assignments)]
let mut rsdp_addr: Option<GuestAddress> = None;
#[cfg(feature = "acpi")]
{
rsdp_addr = Some(crate::acpi::create_acpi_tables(
&mem,
&self.device_manager,
&self.cpu_manager,
&self.memory_manager,
&self.numa_nodes,
));
info!(
"Created ACPI tables: rsdp_addr = 0x{:x}",
rsdp_addr.unwrap().0
);
}
let rsdp_addr = Some(rsdp_addr);
#[cfg(not(feature = "acpi"))]
let rsdp_addr = None;
let sgx_epc_region = self
.memory_manager
@ -1063,7 +1050,10 @@ impl Vm {
}
#[cfg(target_arch = "aarch64")]
fn configure_system(&mut self) -> Result<()> {
fn configure_system(
&mut self,
#[cfg(feature = "acpi")] _rsdp_addr: GuestAddress,
) -> Result<()> {
let cmdline = self.get_cmdline()?;
let vcpu_mpidrs = self.cpu_manager.lock().unwrap().get_mpidrs();
let vcpu_topology = self.cpu_manager.lock().unwrap().get_vcpu_topology();
@ -1109,17 +1099,6 @@ impl Vm {
.as_ref()
.map(|(v, _)| *v);
#[cfg(feature = "acpi")]
{
let _ = crate::acpi::create_acpi_tables(
&mem,
&self.device_manager,
&self.cpu_manager,
&self.memory_manager,
&self.numa_nodes,
);
}
let gic_device = create_gic(
&self.memory_manager.lock().as_ref().unwrap().vm,
self.cpu_manager.lock().unwrap().boot_vcpus() as u64,
@ -1923,6 +1902,22 @@ impl Vm {
#[cfg(feature = "tdx")]
let sections = self.extract_tdvf_sections()?;
#[cfg(feature = "acpi")]
let rsdp_addr = {
let mem = self.memory_manager.lock().unwrap().guest_memory().memory();
let rsdp_addr = crate::acpi::create_acpi_tables(
&mem,
&self.device_manager,
&self.cpu_manager,
&self.memory_manager,
&self.numa_nodes,
);
info!("Created ACPI tables: rsdp_addr = 0x{:x}", rsdp_addr.0);
rsdp_addr
};
// Configuring the TDX regions requires that the vCPUs are created
#[cfg(feature = "tdx")]
let hob_address = if self.config.lock().unwrap().tdx.is_some() {
@ -1932,7 +1927,14 @@ impl Vm {
};
// Configure shared state based on loaded kernel
entry_point.map(|_| self.configure_system()).transpose()?;
entry_point
.map(|_| {
self.configure_system(
#[cfg(feature = "acpi")]
rsdp_addr,
)
})
.transpose()?;
#[cfg(feature = "tdx")]
if let Some(hob_address) = hob_address {