firmware: add placeholder code for HMC830/7043 initialization

artiq/firmware/libboard/hmc830_7043.rs

@@ -0,0 +1,4 @@
+pub fn init() -> Result<(), &'static str> {
+    error!("HMC830/7043 support is not implemented");
+    Ok(())
+}

artiq/firmware/libboard/lib.rs

@@ -30,6 +30,8 @@ pub mod si5324;
 mod ad9516_reg;
 #[cfg(has_ad9516)]
 pub mod ad9516;
+#[cfg(has_hmc830_7043)]
+pub mod hmc830_7043;
 #[cfg(has_ad9154)]
 #[allow(dead_code)]
 mod ad9154_reg;

artiq/firmware/runtime/lib.rs

@@ -78,9 +78,11 @@ fn startup() {
     #[cfg(has_i2c)]
     board::i2c::init();
     #[cfg(has_ad9516)]
-    board::ad9516::init().expect("cannot initialize ad9516");
+    board::ad9516::init().expect("cannot initialize AD9516");
+    #[cfg(has_hmc830_7043)]
+    board::hmc830_7043::init().expect("cannot initialize HMC830/7043");
     #[cfg(has_ad9154)]
-    board::ad9154::init().expect("cannot initialize ad9154");
+    board::ad9154::init().expect("cannot initialize AD9154");
 
     let hardware_addr;
     match config::read_str("mac", |r| r?.parse()) {

artiq/firmware/satman/lib.rs

@@ -196,9 +196,11 @@ fn startup() {
     info!("gateware version {}", board::ident(&mut [0; 64]));
 
     #[cfg(has_ad9516)]
-    board::ad9516::init().expect("cannot initialize ad9516");
+    board::ad9516::init().expect("cannot initialize AD9516");
+    #[cfg(has_hmc830_7043)]
+    board::hmc830_7043::init().expect("cannot initialize HMC830/7043");
     board::i2c::init();
-    board::si5324::setup(&SI5324_SETTINGS).expect("cannot initialize si5324");
+    board::si5324::setup(&SI5324_SETTINGS).expect("cannot initialize Si5324");
 
     loop {
         while !drtio_link_is_up() {