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@@ -33,7 +33,7 @@
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//! combinator patterns to express the parse.
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#![no_std]
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-#![feature(decl_macro, type_ascription, box_syntax)]
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+#![feature(decl_macro, type_ascription, box_syntax, bool_to_option)]
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extern crate alloc;
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@@ -63,7 +63,7 @@ pub use crate::{
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use alloc::{boxed::Box, string::ToString};
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use core::mem;
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-use log::error;
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+use log::{error, warn};
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use misc::{ArgNum, LocalNum};
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use name_object::Target;
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use namespace::LevelType;
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@@ -611,8 +611,56 @@ impl AmlContext {
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* - We answer 'yes' to `_OSI("Darwin")
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* - We answer 'no' to `_OSI("Linux")`, and report that the tables are doing the wrong thing
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*/
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- // TODO
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- // self.namespace.add_value(AmlName::from_str("\\_OSI").unwrap(), todo!()).unwrap();
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+ self.namespace
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+ .add_value(
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+ AmlName::from_str("\\_OSI").unwrap(),
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+ AmlValue::native_method(1, false, 0, |context| {
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+ Ok(match context.current_arg(0)?.as_string(context)?.as_str() {
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+ "Windows 2000" => true, // 2000
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+ "Windows 2001" => true, // XP
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+ "Windows 2001 SP1" => true, // XP SP1
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+ "Windows 2001 SP2" => true, // XP SP2
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+ "Windows 2001.1" => true, // Server 2003
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+ "Windows 2001.1 SP1" => true, // Server 2003 SP1
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+ "Windows 2006" => true, // Vista
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+ "Windows 2006 SP1" => true, // Vista SP1
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+ "Windows 2006 SP2" => true, // Vista SP2
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+ "Windows 2006.1" => true, // Server 2008
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+ "Windows 2009" => true, // 7 and Server 2008 R2
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+ "Windows 2012" => true, // 8 and Server 2012
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+ "Windows 2013" => true, // 8.1 and Server 2012 R2
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+ "Windows 2015" => true, // 10
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+ "Windows 2016" => true, // 10 version 1607
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+ "Windows 2017" => true, // 10 version 1703
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+ "Windows 2017.2" => true, // 10 version 1709
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+ "Windows 2018" => true, // 10 version 1803
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+ "Windows 2018.2" => true, // 10 version 1809
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+ "Windows 2019" => true, // 10 version 1903
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+
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+ "Darwin" => true,
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+
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+ "Linux" => {
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+ // TODO: should we allow users to specify that this should be true? Linux has a
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+ // command line option for this.
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+ warn!("ACPI evaluated `_OSI(\"Linux\")`. This is a bug. Reporting no support.");
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+ false
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+ }
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+
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+ "Extended Address Space Descriptor" => true,
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+ // TODO: support module devices
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+ "Module Device" => false,
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+ "3.0 Thermal Model" => true,
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+ "3.0 _SCP Extensions" => true,
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+ // TODO: support processor aggregator devices
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+ "Processor Aggregator Device" => false,
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+
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+ _ => false,
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+ }
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+ .then_some(AmlValue::ones())
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+ .unwrap_or(AmlValue::zero()))
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+ }),
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+ )
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+ .unwrap();
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/*
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* `\_REV` evaluates to the version of the ACPI specification supported by this interpreter. Linux did this
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Isaac Woods