diff options
| -rw-r--r-- | samples/Kconfig | 2 | ||||
| -rw-r--r-- | samples/Makefile | 1 | ||||
| -rw-r--r-- | samples/rust/Kconfig | 30 | ||||
| -rw-r--r-- | samples/rust/Makefile | 5 | ||||
| -rw-r--r-- | samples/rust/hostprogs/.gitignore | 3 | ||||
| -rw-r--r-- | samples/rust/hostprogs/Makefile | 5 | ||||
| -rw-r--r-- | samples/rust/hostprogs/a.rs | 7 | ||||
| -rw-r--r-- | samples/rust/hostprogs/b.rs | 5 | ||||
| -rw-r--r-- | samples/rust/hostprogs/single.rs | 12 | ||||
| -rw-r--r-- | samples/rust/rust_minimal.rs | 38 |
10 files changed, 108 insertions, 0 deletions
diff --git a/samples/Kconfig b/samples/Kconfig index 470ee3baf2e1..0d81c00289ee 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -263,6 +263,8 @@ config SAMPLE_CORESIGHT_SYSCFG This demonstrates how a user may create their own CoreSight configurations and easily load them into the system at runtime. +source "samples/rust/Kconfig" + endif # SAMPLES config HAVE_SAMPLE_FTRACE_DIRECT diff --git a/samples/Makefile b/samples/Makefile index 701e912ab5af..9832ef3f8fcb 100644 --- a/samples/Makefile +++ b/samples/Makefile @@ -35,3 +35,4 @@ subdir-$(CONFIG_SAMPLE_WATCH_QUEUE) += watch_queue obj-$(CONFIG_DEBUG_KMEMLEAK_TEST) += kmemleak/ obj-$(CONFIG_SAMPLE_CORESIGHT_SYSCFG) += coresight/ obj-$(CONFIG_SAMPLE_FPROBE) += fprobe/ +obj-$(CONFIG_SAMPLES_RUST) += rust/ diff --git a/samples/rust/Kconfig b/samples/rust/Kconfig new file mode 100644 index 000000000000..841e0906e943 --- /dev/null +++ b/samples/rust/Kconfig @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: GPL-2.0 + +menuconfig SAMPLES_RUST + bool "Rust samples" + depends on RUST + help + You can build sample Rust kernel code here. + + If unsure, say N. + +if SAMPLES_RUST + +config SAMPLE_RUST_MINIMAL + tristate "Minimal" + help + This option builds the Rust minimal module sample. + + To compile this as a module, choose M here: + the module will be called rust_minimal. + + If unsure, say N. + +config SAMPLE_RUST_HOSTPROGS + bool "Host programs" + help + This option builds the Rust host program samples. + + If unsure, say N. + +endif # SAMPLES_RUST diff --git a/samples/rust/Makefile b/samples/rust/Makefile new file mode 100644 index 000000000000..1daba5f8658a --- /dev/null +++ b/samples/rust/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-$(CONFIG_SAMPLE_RUST_MINIMAL) += rust_minimal.o + +subdir-$(CONFIG_SAMPLE_RUST_HOSTPROGS) += hostprogs diff --git a/samples/rust/hostprogs/.gitignore b/samples/rust/hostprogs/.gitignore new file mode 100644 index 000000000000..a6c173da5048 --- /dev/null +++ b/samples/rust/hostprogs/.gitignore @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 + +single diff --git a/samples/rust/hostprogs/Makefile b/samples/rust/hostprogs/Makefile new file mode 100644 index 000000000000..8ddcbd7416db --- /dev/null +++ b/samples/rust/hostprogs/Makefile @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0 + +hostprogs-always-y := single + +single-rust := y diff --git a/samples/rust/hostprogs/a.rs b/samples/rust/hostprogs/a.rs new file mode 100644 index 000000000000..f7a4a3d0f4e0 --- /dev/null +++ b/samples/rust/hostprogs/a.rs @@ -0,0 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 + +//! Rust single host program sample: module `a`. + +pub(crate) fn f(x: i32) { + println!("The number is {}.", x); +} diff --git a/samples/rust/hostprogs/b.rs b/samples/rust/hostprogs/b.rs new file mode 100644 index 000000000000..c1675890648f --- /dev/null +++ b/samples/rust/hostprogs/b.rs @@ -0,0 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0 + +//! Rust single host program sample: module `b`. + +pub(crate) const CONSTANT: i32 = 42; diff --git a/samples/rust/hostprogs/single.rs b/samples/rust/hostprogs/single.rs new file mode 100644 index 000000000000..8c48a119339a --- /dev/null +++ b/samples/rust/hostprogs/single.rs @@ -0,0 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0 + +//! Rust single host program sample. + +mod a; +mod b; + +fn main() { + println!("Hello world!"); + + a::f(b::CONSTANT); +} diff --git a/samples/rust/rust_minimal.rs b/samples/rust/rust_minimal.rs new file mode 100644 index 000000000000..54ad17685742 --- /dev/null +++ b/samples/rust/rust_minimal.rs @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 + +//! Rust minimal sample. + +use kernel::prelude::*; + +module! { + type: RustMinimal, + name: b"rust_minimal", + author: b"Rust for Linux Contributors", + description: b"Rust minimal sample", + license: b"GPL", +} + +struct RustMinimal { + numbers: Vec<i32>, +} + +impl kernel::Module for RustMinimal { + fn init(_module: &'static ThisModule) -> Result<Self> { + pr_info!("Rust minimal sample (init)\n"); + pr_info!("Am I built-in? {}\n", !cfg!(MODULE)); + + let mut numbers = Vec::new(); + numbers.try_push(72)?; + numbers.try_push(108)?; + numbers.try_push(200)?; + + Ok(RustMinimal { numbers }) + } +} + +impl Drop for RustMinimal { + fn drop(&mut self) { + pr_info!("My numbers are {:?}\n", self.numbers); + pr_info!("Rust minimal sample (exit)\n"); + } +} |