Carry-over Infineon basis

build.rs

@@ -0,0 +1,51 @@
+// Build script for Infineon Traveo Rust project
+
+use std::env;
+use std::fs;
+use std::path::Path;
+
+fn main() {
+    // Get the target and feature flags
+    let target = env::var("TARGET").unwrap_or_default();
+    let features = env::var("CARGO_CFG_FEATURES").unwrap_or_default();
+
+    println!("cargo:rerun-if-changed=build.rs");
+    println!("cargo:rerun-if-changed=memory.x");
+    println!("cargo:rerun-if-changed=memory-m0.x");
+
+    // Select appropriate memory configuration based on target
+    let memory_file = if target.contains("thumbv6m") {
+        "memory-m0.x"
+    } else if target.contains("thumbv7em") {
+        "memory.x"
+    } else {
+        "memory.x" // Default to Cortex-M7 config
+    };
+
+    // Check if memory file exists and copy it to output directory
+    if Path::new(memory_file).exists() {
+        println!("cargo:rustc-link-arg-bins=--script={}", memory_file);
+        fs::copy(
+            memory_file,
+            env::var("OUT_DIR").unwrap() + "/" + memory_file,
+        )
+        .expect("Failed to copy memory configuration");
+    }
+
+    // Set up linker script based on target
+    if target.contains("thumbv6m-none-eabi") {
+        println!("cargo:rustc-link-arg=-Tmemory-m0.x");
+        println!("cargo:rustc-link-arg=-Tlink.x");
+    } else if target.contains("thumbv7em-none-eabi") {
+        println!("cargo:rustc-link-arg=-Tmemory.x");
+        println!("cargo:rustc-link-arg=-Tlink.x");
+    }
+
+    // Add target-specific linker arguments
+    println!("cargo:rustc-link-arg=-lc");
+    println!("cargo:rustc-link-arg=-lm");
+    println!("cargo:rustc-link-arg=-lgcc");
+
+    // Set optimization level for embedded development
+    println!("cargo:rustc-env=OPT_LEVEL=s");
+}