:rainbow:

5 files changed, 147 insertions, 0 deletions

diff --git a/examples/rpi-pico-w/.cargo/config.toml b/examples/rpi-pico-w/.cargo/config.toml
new file mode 100644
index 000000000..18bd4dfe8
--- /dev/null
+++ b/examples/rpi-pico-w/.cargo/config.toml
@@ -0,0 +1,8 @@
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+runner = "probe-run --chip RP2040"
+
+[build]
+target = "thumbv6m-none-eabi"
+
+[env]
+DEFMT_LOG = "trace"
diff --git a/examples/rpi-pico-w/Cargo.toml b/examples/rpi-pico-w/Cargo.toml
new file mode 100644
index 000000000..8dbcb20d4
--- /dev/null
+++ b/examples/rpi-pico-w/Cargo.toml
@@ -0,0 +1,59 @@
+[package]
+name = "cyw43-example-rpi-pico-w"
+version = "0.1.0"
+edition = "2021"
+
+
+[dependencies]
+cyw43 = { path = "../../", features = ["defmt"]}
+embassy = { version = "0.1.0",  features = ["defmt", "defmt-timestamp-uptime"] }
+embassy-rp = { version = "0.1.0",  features = ["defmt", "unstable-traits", "nightly", "unstable-pac"] }
+atomic-polyfill = "0.1.5"
+
+defmt = "0.3"
+defmt-rtt = "0.3"
+panic-probe = { version = "0.3", features = ["print-defmt"] }
+
+cortex-m = "0.7.3"
+cortex-m-rt = "0.7.0"
+futures = { version = "0.3.17", default-features = false, features = ["async-await", "cfg-target-has-atomic", "unstable"] }
+
+embedded-hal-1 = { package = "embedded-hal", version = "1.0.0-alpha.8" }
+embedded-hal-async = { version = "0.1.0-alpha.1" }
+
+
+[patch.crates-io]
+embassy = { git = "https://github.com/embassy-rs/embassy", rev = "5f43c1d37e9db847c7861fe0bd821db62edba9f6" }
+embassy-rp = { git = "https://github.com/embassy-rs/embassy", rev = "5f43c1d37e9db847c7861fe0bd821db62edba9f6" }
+#embassy = { path = "/home/dirbaio/embassy/embassy/embassy" }
+#embassy-rp = { path = "/home/dirbaio/embassy/embassy/embassy-rp" }
+
+[profile.dev]
+debug = 2
+debug-assertions = true
+opt-level = 1
+overflow-checks = true
+
+[profile.release]
+codegen-units = 1
+debug = 2
+debug-assertions = false
+incremental = false
+lto = 'fat'
+opt-level = 'z'
+overflow-checks = false
+
+# do not optimize proc-macro crates = faster builds from scratch
+[profile.dev.build-override]
+codegen-units = 8
+debug = false
+debug-assertions = false
+opt-level = 0
+overflow-checks = false
+
+[profile.release.build-override]
+codegen-units = 8
+debug = false
+debug-assertions = false
+opt-level = 0
+overflow-checks = false
diff --git a/examples/rpi-pico-w/build.rs b/examples/rpi-pico-w/build.rs
new file mode 100644
index 000000000..3f915f931
--- /dev/null
+++ b/examples/rpi-pico-w/build.rs
@@ -0,0 +1,36 @@
+//! This build script copies the `memory.x` file from the crate root into
+//! a directory where the linker can always find it at build time.
+//! For many projects this is optional, as the linker always searches the
+//! project root directory -- wherever `Cargo.toml` is. However, if you
+//! are using a workspace or have a more complicated build setup, this
+//! build script becomes required. Additionally, by requesting that
+//! Cargo re-run the build script whenever `memory.x` is changed,
+//! updating `memory.x` ensures a rebuild of the application with the
+//! new memory settings.
+
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    // Put `memory.x` in our output directory and ensure it's
+    // on the linker search path.
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    // By default, Cargo will re-run a build script whenever
+    // any file in the project changes. By specifying `memory.x`
+    // here, we ensure the build script is only re-run when
+    // `memory.x` is changed.
+    println!("cargo:rerun-if-changed=memory.x");
+
+    println!("cargo:rustc-link-arg-bins=--nmagic");
+    println!("cargo:rustc-link-arg-bins=-Tlink.x");
+    println!("cargo:rustc-link-arg-bins=-Tlink-rp.x");
+    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
+}
diff --git a/examples/rpi-pico-w/memory.x b/examples/rpi-pico-w/memory.x
new file mode 100644
index 000000000..eb8c1731d
--- /dev/null
+++ b/examples/rpi-pico-w/memory.x
@@ -0,0 +1,5 @@
+MEMORY {
+    BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
+    FLASH : ORIGIN = 0x10000100, LENGTH = 1024K - 0x100
+    RAM   : ORIGIN = 0x20000000, LENGTH = 256K
+}
\ No newline at end of file
diff --git a/examples/rpi-pico-w/src/main.rs b/examples/rpi-pico-w/src/main.rs
new file mode 100644
index 000000000..de8c5a2ba
--- /dev/null
+++ b/examples/rpi-pico-w/src/main.rs
@@ -0,0 +1,39 @@
+#![no_std]
+#![no_main]
+#![feature(type_alias_impl_trait, concat_bytes)]
+
+use core::slice;
+
+use defmt::{assert, assert_eq, panic, *};
+use embassy::executor::Spawner;
+use embassy_rp::gpio::{Flex, Level, Output, Pin};
+use embassy_rp::Peripherals;
+use {defmt_rtt as _, panic_probe as _};
+
+
+macro_rules! forever {
+    ($val:expr) => {{
+        type T = impl Sized;
+        static FOREVER: Forever<T> = Forever::new();
+        FOREVER.put_with(move || $val)
+    }};
+}
+
+#[embassy::main]
+async fn main(_spawner: Spawner, p: Peripherals) {
+    info!("Hello World!");
+
+    let (pwr, cs, clk, dio) = (p.PIN_23, p.PIN_25, p.PIN_29, p.PIN_24);
+    //let (pwr, cs, clk, dio) = (p.PIN_23, p.PIN_0, p.PIN_1, p.PIN_2);
+
+    let mut driver = cyw43::Driver::new(
+        Output::new(pwr, Level::Low),
+        Output::new(cs, Level::High),
+        Output::new(clk, Level::Low),
+        Flex::new(dio),
+    );
+
+    driver.init().await;
+
+    loop {}
+}