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Expand base overlay patches and controller proofs

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Vasilito
2026-04-20 18:37:35 +01:00
parent 3c88e91789
commit 1dbb191a74
15 changed files with 13213 additions and 5830 deletions
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local/patches/base/P1-acpid-scheme-surface.patch
+719
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@@ -0,0 +1,719 @@
diff --git a/drivers/acpid/src/scheme.rs b/drivers/acpid/src/scheme.rs
index 5a5040c3..7070e8b9 100644
--- a/drivers/acpid/src/scheme.rs
+++ b/drivers/acpid/src/scheme.rs
@@ -2,7 +2,6 @@ use acpi::aml::namespace::AmlName;
use amlserde::aml_serde_name::to_aml_format;
use amlserde::AmlSerdeValue;
use core::str;
-use libredox::Fd;
use parking_lot::RwLockReadGuard;
use redox_scheme::scheme::SchemeSync;
use redox_scheme::{CallerCtx, OpenResult, SendFdRequest, Socket};
@@ -16,17 +15,19 @@ use syscall::FobtainFdFlags;
use syscall::data::Stat;
use syscall::error::{Error, Result};
-use syscall::error::{EACCES, EBADF, EBADFD, EINVAL, EIO, EISDIR, ENOENT, ENOTDIR};
+use syscall::error::{EACCES, EAGAIN, EBADF, EBADFD, EINVAL, EIO, EISDIR, ENOENT, ENOTDIR, EOPNOTSUPP};
use syscall::flag::{MODE_DIR, MODE_FILE};
use syscall::flag::{O_ACCMODE, O_DIRECTORY, O_RDONLY, O_STAT, O_SYMLINK};
use syscall::{EOVERFLOW, EPERM};
-use crate::acpi::{AcpiContext, AmlSymbols, SdtSignature};
+use crate::acpi::{
+ AcpiBattery, AcpiContext, AcpiPowerAdapter, AcpiPowerSnapshot, AmlSymbols, DmiInfo,
+ SdtSignature,
+};
pub struct AcpiScheme<'acpi, 'sock> {
ctx: &'acpi AcpiContext,
handles: HandleMap<Handle<'acpi>>,
- pci_fd: Option<Fd>,
socket: &'sock Socket,
}
@@ -41,10 +42,170 @@ enum HandleKind<'a> {
Table(SdtSignature),
Symbols(RwLockReadGuard<'a, AmlSymbols>),
Symbol { name: String, description: String },
+ Reboot,
+ DmiDir,
+ Dmi(String),
+ PowerDir,
+ PowerAdaptersDir,
+ PowerAdapterDir(String),
+ PowerBatteriesDir,
+ PowerBatteryDir(String),
+ PowerFile(String),
SchemeRoot,
RegisterPci,
}
+const DMI_DIRECTORY_ENTRIES: &[&str] = &[
+ "sys_vendor",
+ "board_vendor",
+ "board_name",
+ "board_version",
+ "product_name",
+ "product_version",
+ "bios_version",
+ "match_all",
+];
+
+fn dmi_contents(dmi_info: Option<&DmiInfo>, name: &str) -> Option<String> {
+ Some(match name {
+ "sys_vendor" => dmi_info
+ .and_then(|info| info.sys_vendor.clone())
+ .unwrap_or_default(),
+ "board_vendor" => dmi_info
+ .and_then(|info| info.board_vendor.clone())
+ .unwrap_or_default(),
+ "board_name" => dmi_info
+ .and_then(|info| info.board_name.clone())
+ .unwrap_or_default(),
+ "board_version" => dmi_info
+ .and_then(|info| info.board_version.clone())
+ .unwrap_or_default(),
+ "product_name" => dmi_info
+ .and_then(|info| info.product_name.clone())
+ .unwrap_or_default(),
+ "product_version" => dmi_info
+ .and_then(|info| info.product_version.clone())
+ .unwrap_or_default(),
+ "bios_version" => dmi_info
+ .and_then(|info| info.bios_version.clone())
+ .unwrap_or_default(),
+ "match_all" => dmi_info.map(DmiInfo::to_match_lines).unwrap_or_default(),
+ _ => return None,
+ })
+}
+
+fn power_bool_contents(value: bool) -> String {
+ if value {
+ String::from("1\n")
+ } else {
+ String::from("0\n")
+ }
+}
+
+fn power_u64_contents(value: u64) -> String {
+ format!("{value}\n")
+}
+
+fn power_f64_contents(value: f64) -> String {
+ format!("{value}\n")
+}
+
+fn power_string_contents(value: &str) -> String {
+ format!("{value}\n")
+}
+
+fn power_adapter_file_contents(adapter: &AcpiPowerAdapter, name: &str) -> Option<String> {
+ Some(match name {
+ "path" => power_string_contents(&adapter.path),
+ "online" => power_bool_contents(adapter.online),
+ _ => return None,
+ })
+}
+
+fn power_adapter_entry_names() -> &'static [&'static str] {
+ &["path", "online"]
+}
+
+fn power_battery_file_contents(battery: &AcpiBattery, name: &str) -> Option<String> {
+ Some(match name {
+ "path" => power_string_contents(&battery.path),
+ "state" => power_u64_contents(battery.state),
+ "present_rate" => power_u64_contents(battery.present_rate?),
+ "remaining_capacity" => power_u64_contents(battery.remaining_capacity?),
+ "present_voltage" => power_u64_contents(battery.present_voltage?),
+ "power_unit" => power_string_contents(battery.power_unit.as_deref()?),
+ "design_capacity" => power_u64_contents(battery.design_capacity?),
+ "last_full_capacity" => power_u64_contents(battery.last_full_capacity?),
+ "design_voltage" => power_u64_contents(battery.design_voltage?),
+ "technology" => power_string_contents(battery.technology.as_deref()?),
+ "model" => power_string_contents(battery.model.as_deref()?),
+ "serial" => power_string_contents(battery.serial.as_deref()?),
+ "battery_type" => power_string_contents(battery.battery_type.as_deref()?),
+ "oem_info" => power_string_contents(battery.oem_info.as_deref()?),
+ "percentage" => power_f64_contents(battery.percentage?),
+ _ => return None,
+ })
+}
+
+fn power_battery_entry_names(battery: &AcpiBattery) -> Vec<&'static str> {
+ let mut names = vec!["path", "state"];
+
+ if battery.present_rate.is_some() {
+ names.push("present_rate");
+ }
+ if battery.remaining_capacity.is_some() {
+ names.push("remaining_capacity");
+ }
+ if battery.present_voltage.is_some() {
+ names.push("present_voltage");
+ }
+ if battery.power_unit.is_some() {
+ names.push("power_unit");
+ }
+ if battery.design_capacity.is_some() {
+ names.push("design_capacity");
+ }
+ if battery.last_full_capacity.is_some() {
+ names.push("last_full_capacity");
+ }
+ if battery.design_voltage.is_some() {
+ names.push("design_voltage");
+ }
+ if battery.technology.is_some() {
+ names.push("technology");
+ }
+ if battery.model.is_some() {
+ names.push("model");
+ }
+ if battery.serial.is_some() {
+ names.push("serial");
+ }
+ if battery.battery_type.is_some() {
+ names.push("battery_type");
+ }
+ if battery.oem_info.is_some() {
+ names.push("oem_info");
+ }
+ if battery.percentage.is_some() {
+ names.push("percentage");
+ }
+
+ names
+}
+
+fn top_level_entries(power_available: bool) -> Vec<(&'static str, DirentKind)> {
+ let mut entries = vec![
+ ("tables", DirentKind::Directory),
+ ("symbols", DirentKind::Directory),
+ ("dmi", DirentKind::Directory),
+ ("reboot", DirentKind::Regular),
+ ];
+ if power_available {
+ entries.push(("power", DirentKind::Directory));
+ }
+ entries
+}
+
impl HandleKind<'_> {
fn is_dir(&self) -> bool {
match self {
@@ -53,6 +214,15 @@ impl HandleKind<'_> {
Self::Table(_) => false,
Self::Symbols(_) => true,
Self::Symbol { .. } => false,
+ Self::Reboot => false,
+ Self::DmiDir => true,
+ Self::Dmi(_) => false,
+ Self::PowerDir => true,
+ Self::PowerAdaptersDir => true,
+ Self::PowerAdapterDir(_) => true,
+ Self::PowerBatteriesDir => true,
+ Self::PowerBatteryDir(_) => true,
+ Self::PowerFile(_) => false,
Self::SchemeRoot => false,
Self::RegisterPci => false,
}
@@ -65,8 +235,19 @@ impl HandleKind<'_> {
.ok_or(Error::new(EBADFD))?
.length(),
Self::Symbol { description, .. } => description.len(),
+ Self::Reboot => 0,
+ Self::Dmi(contents) => contents.len(),
+ Self::PowerFile(contents) => contents.len(),
// Directories
- Self::TopLevel | Self::Symbols(_) | Self::Tables => 0,
+ Self::TopLevel
+ | Self::Symbols(_)
+ | Self::Tables
+ | Self::DmiDir
+ | Self::PowerDir
+ | Self::PowerAdaptersDir
+ | Self::PowerAdapterDir(_)
+ | Self::PowerBatteriesDir
+ | Self::PowerBatteryDir(_) => 0,
Self::SchemeRoot | Self::RegisterPci => return Err(Error::new(EBADF)),
})
}
@@ -77,10 +258,111 @@ impl<'acpi, 'sock> AcpiScheme<'acpi, 'sock> {
Self {
ctx,
handles: HandleMap::new(),
- pci_fd: None,
socket,
}
}
+
+ fn power_snapshot(&self) -> Result<AcpiPowerSnapshot> {
+ self.ctx.power_snapshot().map_err(|error| match error {
+ crate::acpi::AmlEvalError::NotInitialized => Error::new(EAGAIN),
+ crate::acpi::AmlEvalError::Unsupported(message) => {
+ log::warn!("ACPI power surface unavailable: {message}");
+ Error::new(EOPNOTSUPP)
+ }
+ other => {
+ log::warn!("Failed to build ACPI power snapshot: {:?}", other);
+ Error::new(EIO)
+ }
+ })
+ }
+
+ fn power_available(&self) -> bool {
+ matches!(self.ctx.power_snapshot(), Ok(_))
+ }
+
+ fn power_handle(&self, path: &str) -> Result<HandleKind<'acpi>> {
+ let normalized = path.trim_matches('/');
+ self.power_snapshot()?;
+
+ if normalized.is_empty() {
+ return Ok(HandleKind::PowerDir);
+ }
+ if normalized == "on_battery" {
+ return Ok(HandleKind::PowerFile(power_bool_contents(
+ self.power_snapshot()?.on_battery(),
+ )));
+ }
+ if normalized == "adapters" {
+ return Ok(HandleKind::PowerAdaptersDir);
+ }
+ if let Some(rest) = normalized.strip_prefix("adapters/") {
+ return self.power_adapter_handle(rest);
+ }
+ if normalized == "batteries" {
+ return Ok(HandleKind::PowerBatteriesDir);
+ }
+ if let Some(rest) = normalized.strip_prefix("batteries/") {
+ return self.power_battery_handle(rest);
+ }
+
+ Err(Error::new(ENOENT))
+ }
+
+ fn power_adapter_handle(&self, path: &str) -> Result<HandleKind<'acpi>> {
+ let normalized = path.trim_matches('/');
+ if normalized.is_empty() {
+ return Ok(HandleKind::PowerAdaptersDir);
+ }
+
+ let mut parts = normalized.split('/');
+ let adapter_id = parts.next().ok_or(Error::new(ENOENT))?;
+ let field = parts.next();
+ if parts.next().is_some() {
+ return Err(Error::new(ENOENT));
+ }
+
+ let snapshot = self.power_snapshot()?;
+ let adapter = snapshot
+ .adapters
+ .iter()
+ .find(|adapter| adapter.id == adapter_id)
+ .ok_or(Error::new(ENOENT))?;
+
+ match field {
+ None | Some("") => Ok(HandleKind::PowerAdapterDir(adapter.id.clone())),
+ Some(name) => Ok(HandleKind::PowerFile(
+ power_adapter_file_contents(adapter, name).ok_or(Error::new(ENOENT))?,
+ )),
+ }
+ }
+
+ fn power_battery_handle(&self, path: &str) -> Result<HandleKind<'acpi>> {
+ let normalized = path.trim_matches('/');
+ if normalized.is_empty() {
+ return Ok(HandleKind::PowerBatteriesDir);
+ }
+
+ let mut parts = normalized.split('/');
+ let battery_id = parts.next().ok_or(Error::new(ENOENT))?;
+ let field = parts.next();
+ if parts.next().is_some() {
+ return Err(Error::new(ENOENT));
+ }
+
+ let snapshot = self.power_snapshot()?;
+ let battery = snapshot
+ .batteries
+ .iter()
+ .find(|battery| battery.id == battery_id)
+ .ok_or(Error::new(ENOENT))?;
+
+ match field {
+ None | Some("") => Ok(HandleKind::PowerBatteryDir(battery.id.clone())),
+ Some(name) => Ok(HandleKind::PowerFile(
+ power_battery_file_contents(battery, name).ok_or(Error::new(ENOENT))?,
+ )),
+ }
+ }
}
fn parse_hex_digit(hex: u8) -> Option<u8> {
@@ -184,9 +466,9 @@ impl SchemeSync for AcpiScheme<'_, '_> {
HandleKind::SchemeRoot => {
// TODO: arrayvec
let components = {
- let mut v = arrayvec::ArrayVec::<&str, 3>::new();
+ let mut v = arrayvec::ArrayVec::<&str, 4>::new();
let it = path.split('/');
- for component in it.take(3) {
+ for component in it.take(4) {
v.push(component);
}
@@ -195,6 +477,25 @@ impl SchemeSync for AcpiScheme<'_, '_> {
match &*components {
[""] => HandleKind::TopLevel,
+ ["reboot"] => HandleKind::Reboot,
+ ["dmi"] => {
+ if flag_dir || flag_stat || path.ends_with('/') {
+ HandleKind::DmiDir
+ } else {
+ HandleKind::Dmi(
+ dmi_contents(self.ctx.dmi_info(), "match_all")
+ .expect("match_all should always resolve"),
+ )
+ }
+ }
+ ["dmi", ""] => HandleKind::DmiDir,
+ ["dmi", field] => HandleKind::Dmi(
+ dmi_contents(self.ctx.dmi_info(), field).ok_or(Error::new(ENOENT))?,
+ ),
+ ["power"] => self.power_handle("")?,
+ ["power", tail] => self.power_handle(tail)?,
+ ["power", a, b] => self.power_handle(&format!("{a}/{b}"))?,
+ ["power", a, b, c] => self.power_handle(&format!("{a}/{b}/{c}"))?,
["register_pci"] => HandleKind::RegisterPci,
["tables"] => HandleKind::Tables,
@@ -204,7 +505,11 @@ impl SchemeSync for AcpiScheme<'_, '_> {
}
["symbols"] => {
- if let Ok(aml_symbols) = self.ctx.aml_symbols(self.pci_fd.as_ref()) {
+ if !self.ctx.pci_ready() {
+ log::warn!("Deferring AML symbol scan until PCI registration is ready");
+ return Err(Error::new(EAGAIN));
+ }
+ if let Ok(aml_symbols) = self.ctx.aml_symbols() {
HandleKind::Symbols(aml_symbols)
} else {
return Err(Error::new(EIO));
@@ -212,6 +517,12 @@ impl SchemeSync for AcpiScheme<'_, '_> {
}
["symbols", symbol] => {
+ if !self.ctx.pci_ready() {
+ log::warn!(
+ "Deferring AML symbol lookup for {symbol} until PCI registration is ready"
+ );
+ return Err(Error::new(EAGAIN));
+ }
if let Some(description) = self.ctx.aml_lookup(symbol) {
HandleKind::Symbol {
name: (*symbol).to_owned(),
@@ -225,6 +536,15 @@ impl SchemeSync for AcpiScheme<'_, '_> {
_ => return Err(Error::new(ENOENT)),
}
}
+ HandleKind::DmiDir => {
+ if path.is_empty() {
+ HandleKind::DmiDir
+ } else {
+ HandleKind::Dmi(
+ dmi_contents(self.ctx.dmi_info(), path).ok_or(Error::new(ENOENT))?,
+ )
+ }
+ }
HandleKind::Symbols(ref aml_symbols) => {
if let Some(description) = aml_symbols.lookup(path) {
HandleKind::Symbol {
@@ -235,6 +555,23 @@ impl SchemeSync for AcpiScheme<'_, '_> {
return Err(Error::new(ENOENT));
}
}
+ HandleKind::PowerDir => self.power_handle(path)?,
+ HandleKind::PowerAdaptersDir => self.power_adapter_handle(path)?,
+ HandleKind::PowerAdapterDir(ref adapter_id) => {
+ if path.is_empty() {
+ HandleKind::PowerAdapterDir(adapter_id.clone())
+ } else {
+ self.power_adapter_handle(&format!("{adapter_id}/{path}"))?
+ }
+ }
+ HandleKind::PowerBatteriesDir => self.power_battery_handle(path)?,
+ HandleKind::PowerBatteryDir(ref battery_id) => {
+ if path.is_empty() {
+ HandleKind::PowerBatteryDir(battery_id.clone())
+ } else {
+ self.power_battery_handle(&format!("{battery_id}/{path}"))?
+ }
+ }
_ => return Err(Error::new(EACCES)),
};
@@ -296,7 +633,7 @@ impl SchemeSync for AcpiScheme<'_, '_> {
) -> Result<usize> {
let offset: usize = offset.try_into().map_err(|_| Error::new(EINVAL))?;
- let handle = self.handles.get_mut(id)?;
+ let handle = self.handles.get(id)?;
if handle.stat {
return Err(Error::new(EBADF));
@@ -309,6 +646,8 @@ impl SchemeSync for AcpiScheme<'_, '_> {
.ok_or(Error::new(EBADFD))?
.as_slice(),
HandleKind::Symbol { description, .. } => description.as_bytes(),
+ HandleKind::Dmi(contents) => contents.as_bytes(),
+ HandleKind::PowerFile(contents) => contents.as_bytes(),
_ => return Err(Error::new(EINVAL)),
};
@@ -328,13 +667,82 @@ impl SchemeSync for AcpiScheme<'_, '_> {
mut buf: DirentBuf<&'buf mut [u8]>,
opaque_offset: u64,
) -> Result<DirentBuf<&'buf mut [u8]>> {
- let handle = self.handles.get_mut(id)?;
+ let handle = self.handles.get(id)?;
match &handle.kind {
HandleKind::TopLevel => {
- const TOPLEVEL_ENTRIES: &[&str] = &["tables", "symbols"];
+ for (idx, (name, kind)) in top_level_entries(self.power_available())
+ .iter()
+ .enumerate()
+ .skip(opaque_offset as usize)
+ {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name,
+ kind: *kind,
+ })?;
+ }
+ }
+ HandleKind::DmiDir => {
+ for (idx, name) in DMI_DIRECTORY_ENTRIES
+ .iter()
+ .enumerate()
+ .skip(opaque_offset as usize)
+ {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name,
+ kind: DirentKind::Regular,
+ })?;
+ }
+ }
+ HandleKind::PowerDir => {
+ const POWER_ROOT_ENTRIES: &[(&str, DirentKind)] = &[
+ ("on_battery", DirentKind::Regular),
+ ("adapters", DirentKind::Directory),
+ ("batteries", DirentKind::Directory),
+ ];
+
+ for (idx, (name, kind)) in POWER_ROOT_ENTRIES
+ .iter()
+ .enumerate()
+ .skip(opaque_offset as usize)
+ {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name,
+ kind: *kind,
+ })?;
+ }
+ }
+ HandleKind::PowerAdaptersDir => {
+ let snapshot = self.power_snapshot()?;
+ for (idx, adapter) in snapshot
+ .adapters
+ .iter()
+ .enumerate()
+ .skip(opaque_offset as usize)
+ {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name: adapter.id.as_str(),
+ kind: DirentKind::Directory,
+ })?;
+ }
+ }
+ HandleKind::PowerAdapterDir(adapter_id) => {
+ let snapshot = self.power_snapshot()?;
+ let _adapter = snapshot
+ .adapters
+ .iter()
+ .find(|adapter| adapter.id == *adapter_id)
+ .ok_or(Error::new(EIO))?;
- for (idx, name) in TOPLEVEL_ENTRIES
+ for (idx, name) in power_adapter_entry_names()
.iter()
.enumerate()
.skip(opaque_offset as usize)
@@ -343,10 +751,44 @@ impl SchemeSync for AcpiScheme<'_, '_> {
inode: 0,
next_opaque_id: idx as u64 + 1,
name,
+ kind: DirentKind::Regular,
+ })?;
+ }
+ }
+ HandleKind::PowerBatteriesDir => {
+ let snapshot = self.power_snapshot()?;
+ for (idx, battery) in snapshot
+ .batteries
+ .iter()
+ .enumerate()
+ .skip(opaque_offset as usize)
+ {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name: battery.id.as_str(),
kind: DirentKind::Directory,
})?;
}
}
+ HandleKind::PowerBatteryDir(battery_id) => {
+ let snapshot = self.power_snapshot()?;
+ let battery = snapshot
+ .batteries
+ .iter()
+ .find(|battery| battery.id == *battery_id)
+ .ok_or(Error::new(EIO))?;
+ let entry_names = power_battery_entry_names(battery);
+
+ for (idx, name) in entry_names.iter().enumerate().skip(opaque_offset as usize) {
+ buf.entry(DirEntry {
+ inode: 0,
+ next_opaque_id: idx as u64 + 1,
+ name,
+ kind: DirentKind::Regular,
+ })?;
+ }
+ }
HandleKind::Symbols(aml_symbols) => {
for (idx, (symbol_name, _value)) in aml_symbols
.symbols_cache()
@@ -444,6 +886,38 @@ impl SchemeSync for AcpiScheme<'_, '_> {
Ok(result_len)
}
+ fn write(
+ &mut self,
+ id: usize,
+ buf: &[u8],
+ _offset: u64,
+ _flags: u32,
+ _ctx: &CallerCtx,
+ ) -> Result<usize> {
+ let handle = self.handles.get_mut(id)?;
+
+ if handle.stat {
+ return Err(Error::new(EBADF));
+ }
+ if !handle.allowed_to_eval {
+ return Err(Error::new(EPERM));
+ }
+
+ match handle.kind {
+ HandleKind::Reboot => {
+ if buf.is_empty() {
+ return Err(Error::new(EINVAL));
+ }
+ self.ctx.acpi_reboot().map_err(|error| {
+ log::error!("ACPI reboot failed: {error}");
+ Error::new(EIO)
+ })?;
+ Ok(buf.len())
+ }
+ _ => Err(Error::new(EBADF)),
+ }
+ }
+
fn on_sendfd(&mut self, sendfd_request: &SendFdRequest) -> Result<usize> {
let id = sendfd_request.id();
let num_fds = sendfd_request.num_fds();
@@ -470,10 +944,8 @@ impl SchemeSync for AcpiScheme<'_, '_> {
}
let new_fd = libredox::Fd::new(new_fd);
- if self.pci_fd.is_some() {
+ if self.ctx.register_pci_fd(new_fd).is_err() {
return Err(Error::new(EINVAL));
- } else {
- self.pci_fd = Some(new_fd);
}
Ok(num_fds)
@@ -483,3 +955,58 @@ impl SchemeSync for AcpiScheme<'_, '_> {
self.handles.remove(id);
}
}
+
+#[cfg(test)]
+mod tests {
+ use super::{dmi_contents, top_level_entries};
+ use crate::acpi::DmiInfo;
+ use syscall::dirent::DirentKind;
+
+ #[test]
+ fn dmi_contents_exposes_individual_fields_and_match_all() {
+ let dmi_info = DmiInfo {
+ sys_vendor: Some("Framework".to_string()),
+ board_name: Some("FRANMECP01".to_string()),
+ product_name: Some("Laptop 16".to_string()),
+ ..DmiInfo::default()
+ };
+
+ assert_eq!(
+ dmi_contents(Some(&dmi_info), "sys_vendor").as_deref(),
+ Some("Framework")
+ );
+ assert_eq!(
+ dmi_contents(Some(&dmi_info), "board_name").as_deref(),
+ Some("FRANMECP01")
+ );
+ assert_eq!(
+ dmi_contents(Some(&dmi_info), "product_name").as_deref(),
+ Some("Laptop 16")
+ );
+ assert_eq!(
+ dmi_contents(Some(&dmi_info), "match_all").as_deref(),
+ Some("sys_vendor=Framework\nboard_name=FRANMECP01\nproduct_name=Laptop 16")
+ );
+ assert_eq!(dmi_contents(None, "bios_version").as_deref(), Some(""));
+ assert_eq!(dmi_contents(Some(&dmi_info), "unknown"), None);
+ }
+
+ #[test]
+ fn top_level_entries_always_include_reboot() {
+ let entries = top_level_entries(false);
+ assert!(entries.iter().any(|(name, kind)| {
+ *name == "reboot" && matches!(kind, DirentKind::Regular)
+ }));
+ }
+
+ #[test]
+ fn top_level_entries_only_include_power_when_available() {
+ let hidden = top_level_entries(false);
+ let visible = top_level_entries(true);
+
+ assert!(!hidden.iter().any(|(name, _)| *name == "power"));
+ assert!(visible.iter().any(|(name, kind)| {
+ *name == "power" && matches!(kind, DirentKind::Directory)
+ }));
+ }
+}