From 7021b27e342054eb790300f51fd306bd30e7c30c Mon Sep 17 00:00:00 2001
From: eV <ev@7pr.xyz>
Date: Sun, 4 Nov 2018 19:40:09 +0000
Subject: [PATCH] add hello example, update to use upstream repos

---
 Cargo.toml        | 14 ++++++++++----
 examples/hello.rs | 28 ++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+), 4 deletions(-)
 create mode 100644 examples/hello.rs

diff --git a/Cargo.toml b/Cargo.toml
index 8d3790e..b100492 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,18 +9,24 @@ vcell = "0.1.0"
 
 [dependencies.cortex-m]
 git = "https://github.com/rust-embedded/cortex-m"
+rev = "b70a2179f4e8ee7908b61a6a97970e0cfcf2f313"
 
 [dependencies.cortex-m-rt]
-git = "https://github.com/evq/cortex-m-rt"
-branch = "thumbv8m.base"
+git = "https://github.com/rust-embedded/cortex-m-rt"
+rev = "9cd01176a6a9985c9bc0040801ed593687dd6ab1"
 optional = true
 
 [dev-dependencies.cortex-m-rt]
-git = "https://github.com/evq/cortex-m-rt"
-branch = "thumbv8m.base"
+git = "https://github.com/rust-embedded/cortex-m-rt"
+rev = "9cd01176a6a9985c9bc0040801ed593687dd6ab1"
+
+[dev-dependencies.cortex-m-semihosting]
+git = "https://github.com/rust-embedded/cortex-m-semihosting"
+rev = "471378bc848172e12e22b9a3b83190747e70bf5c"
 
 [dev-dependencies.panic-semihosting]
 git = "https://github.com/evq/panic-semihosting"
+rev = "3d7041af24969f32606e5eb804e23eaac7fb0bfa"
 
 [features]
 rt = ["cortex-m-rt/device"]
diff --git a/examples/hello.rs b/examples/hello.rs
new file mode 100644
index 0000000..89a786a
--- /dev/null
+++ b/examples/hello.rs
@@ -0,0 +1,28 @@
+#![no_main]
+#![no_std]
+extern crate atsaml11xxx;
+
+extern crate cortex_m;
+extern crate cortex_m_rt;
+// makes `panic!` print messages to the host stderr using semihosting
+extern crate panic_semihosting;
+
+extern crate cortex_m_semihosting;
+
+use core::fmt::Write;
+
+use cortex_m_rt::entry;
+use cortex_m_semihosting::hio;
+
+// use `main` as the entry point of this application
+// `main` is not allowed to return
+#[entry]
+fn main() -> ! {
+    let mut stdout = hio::hstdout().unwrap();
+
+    let language = "Rust";
+    let ranking = 1;
+
+    write!(stdout, "{} on embedded is #{}!", language, ranking);
+    loop {}
+}