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chromium_ec: Use portio if /dev/cros_ec does not exist #124

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Merged
merged 1 commit into from
May 4, 2025
Merged

chromium_ec: Use portio if /dev/cros_ec does not exist #124

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2 changes: 1 addition & 1 deletion framework_lib/src/chromium_ec/cros_ec.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -55,7 +55,7 @@ struct CrosEcCommandV2 {
data: [u8; IN_SIZE],
}

const DEV_PATH: &str = "/dev/cros_ec";
pub const DEV_PATH: &str = "/dev/cros_ec";

lazy_static! {
static ref CROS_EC_FD: Arc<Mutex<Option<std::fs::File>>> = Arc::new(Mutex::new(None));
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22 changes: 14 additions & 8 deletions framework_lib/src/chromium_ec/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -239,14 +239,20 @@ impl Default for CrosEc {
///
/// Depending on the availability we choose the first one as default
fn available_drivers() -> Vec<CrosEcDriverType> {
vec![
#[cfg(feature = "win_driver")]
CrosEcDriverType::Windows,
#[cfg(feature = "cros_ec_driver")]
CrosEcDriverType::CrosEc,
#[cfg(not(feature = "windows"))]
CrosEcDriverType::Portio,
]
let mut drivers = vec![];

#[cfg(feature = "win_driver")]
drivers.push(CrosEcDriverType::Windows);

#[cfg(feature = "cros_ec_driver")]
if std::path::Path::new(cros_ec::DEV_PATH).exists() {
drivers.push(CrosEcDriverType::CrosEc);
}

#[cfg(not(feature = "windows"))]
drivers.push(CrosEcDriverType::Portio);

drivers
}

impl CrosEc {
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