diff --git a/src/libboard_artiq/src/drtio_routing.rs b/src/libboard_artiq/src/drtio_routing.rs
index 47d912c2..810fb9e6 100644
--- a/src/libboard_artiq/src/drtio_routing.rs
+++ b/src/libboard_artiq/src/drtio_routing.rs
@@ -3,6 +3,8 @@ use libconfig::Config;
 use pl::csr; // <- check if it works in the same way
 use core::fmt;
 
+use log::{warn, info};
+
 #[cfg(has_drtio_routing)]
 pub const DEST_COUNT: usize = 256;
 #[cfg(not(has_drtio_routing))]
@@ -55,12 +57,18 @@ impl fmt::Display for RoutingTable {
 
 pub fn config_routing_table(default_n_links: usize, cfg: Config) -> RoutingTable {
     let mut ret = RoutingTable::default_master(default_n_links);
-    if let Ok(data) = cfg.read("routing_table").ok() && data.len() == DEST_COUNT*MAX_HOPS {
+    if let Ok(data) = cfg.read("routing_table") {
+        if data.len() == DEST_COUNT*MAX_HOPS
+        {
             for i in 0..DEST_COUNT {
                 for j in 0..MAX_HOPS {
                     ret.0[i][j] = data[i*MAX_HOPS+j];
                 }
             }
+        }
+        else {
+            warn!("could not read routing table from configuration, using default");
+        }
     }
     else {
         warn!("could not read routing table from configuration, using default");
diff --git a/src/libboard_artiq/src/lib.rs b/src/libboard_artiq/src/lib.rs
index aa09aa39..4e7d9cea 100644
--- a/src/libboard_artiq/src/lib.rs
+++ b/src/libboard_artiq/src/lib.rs
@@ -1,5 +1,11 @@
 #![no_std]
 
+extern crate log;
+extern crate libboard_zynq;
+extern crate libconfig;
+extern crate libcortex_a9;
+extern crate log_buffer;
+
 // has csr; taken from runtime main
 #[path = "../../../build/pl.rs"]
 pub mod pl;
diff --git a/src/libboard_artiq/src/si5324.rs b/src/libboard_artiq/src/si5324.rs
index 8327fc0b..1d1e9b5c 100644
--- a/src/libboard_artiq/src/si5324.rs
+++ b/src/libboard_artiq/src/si5324.rs
@@ -93,6 +93,7 @@ fn write(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
     Ok(())
 }
 
+#[allow(dead_code)]
 fn write_no_ack_value(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
     i2c.start().unwrap();
     if !i2c.write(ADDRESS << 1).unwrap() {
@@ -134,7 +135,7 @@ fn ident(i2c: &mut I2c) -> Result<u16> {
     Ok(((read(i2c, 134)? as u16) << 8) | (read(i2c, 135)? as u16))
 }
 
-fn soft_reset(i2c: &mut I2c) -> Result<()> {
+fn soft_reset(_i2c: &mut I2c) -> Result<()> {
     //TODO write_no_ack_value(i2c, 136, read(136)? | 0x80)?;
     //TODO clock::spin_us(10_000);
     Ok(())
diff --git a/src/libio/lib.rs b/src/libio/lib.rs
index 0e4f145d..a58d990d 100644
--- a/src/libio/lib.rs
+++ b/src/libio/lib.rs
@@ -11,9 +11,9 @@ use alloc;
 #[cfg(feature = "byteorder")]
 extern crate byteorder;
 
-mod cursor;
+pub mod cursor;
 #[cfg(feature = "byteorder")]
-mod proto;
+pub mod proto;
 
 pub use cursor::Cursor;
 #[cfg(feature = "byteorder")]
diff --git a/src/runtime/src/main.rs b/src/runtime/src/main.rs
index 98724ce4..9e6a5585 100644
--- a/src/runtime/src/main.rs
+++ b/src/runtime/src/main.rs
@@ -23,8 +23,9 @@ use embedded_hal::blocking::delay::DelayMs;
 use libconfig::Config;
 use libregister::RegisterW;
 use libcortex_a9::l2c::enable_l2_cache;
+use libboard_artiq::logger;
 #[cfg(feature = "target_kasli_soc")]
-use libboard_artiq::{si5324, logger};
+use libboard_artiq::si5324;
 
 mod proto_async;
 mod comms;
diff --git a/src/satman/main.rs b/src/satman/main.rs
index e9e738f6..54f11932 100644
--- a/src/satman/main.rs
+++ b/src/satman/main.rs
@@ -16,12 +16,12 @@ mod repeater;
 
 fn identifier_read(buf: &mut [u8]) -> &str {
     unsafe {
-        pl::csr::identifier::address_write(0);
-        let len = pl::csr::identifier::data_read();
+        csr::identifier::address_write(0);
+        let len = csr::identifier::data_read();
         let len = cmp::min(len, buf.len() as u8);
         for i in 0..len {
-            pl::csr::identifier::address_write(1 + i);
-            buf[i as usize] = pl::csr::identifier::data_read();
+            csr::identifier::address_write(1 + i);
+            buf[i as usize] = csr::identifier::data_read();
         }
         str::from_utf8_unchecked(&buf[..len as usize])
     }