diff --git a/Cargo.lock b/Cargo.lock
index 31865559..a93e39c4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -230,6 +230,16 @@ version = "0.2.158"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8adc4bb1803a324070e64a98ae98f38934d91957a99cfb3a43dcbc01bc56439"
 
+[[package]]
+name = "lock_api"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.4.22"
@@ -438,6 +448,21 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
@@ -476,6 +501,17 @@ dependencies = [
  "embedded-io",
  "naked-function",
  "panic-halt",
+ "spin",
+ "syterkit-macros",
+]
+
+[[package]]
+name = "syterkit-macros"
+version = "0.1.0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 1fdaa329..197b15c8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,4 +1,8 @@
 [workspace]
 resolver = "2"
-members = ["board/100ask-d1-h-rs", "board/100ask-d1-h-rs/xtask"]
+members = [
+    "board/100ask-d1-h-rs",
+    "board/100ask-d1-h-rs/macros",
+    "board/100ask-d1-h-rs/xtask",
+]
 default-members = ["board/100ask-d1-h-rs/xtask"]
diff --git a/board/100ask-d1-h-rs/src/bin/init-dram.rs b/board/100ask-d1-h-rs/src/bin/init-dram.rs
index 2e860750..0066a745 100644
--- a/board/100ask-d1-h-rs/src/bin/init-dram.rs
+++ b/board/100ask-d1-h-rs/src/bin/init-dram.rs
@@ -1,7 +1,7 @@
 #![no_std]
 #![no_main]
 use panic_halt as _;
-use syterkit_100ask_d1_h::{mctl, println, entry, Clocks, Peripherals};
+use syterkit_100ask_d1_h::{entry, mctl, println, Clocks, Peripherals};
 
 #[entry]
 fn main(p: Peripherals, c: Clocks) {
diff --git a/board/100ask-d1-h-rs/src/lib.rs b/board/100ask-d1-h-rs/src/lib.rs
index 24ce7bea..3f74d104 100644
--- a/board/100ask-d1-h-rs/src/lib.rs
+++ b/board/100ask-d1-h-rs/src/lib.rs
@@ -79,7 +79,7 @@ macro_rules! print {
 
 #[macro_export]
 macro_rules! println {
-    () => ($crate::print!("\n"));
+    () => ($crate::print!("\r\n"));
     ($($arg:tt)*) => {{
         $crate::_print(core::format_args!($($arg)*));
         $crate::println!();