embassy/examples/mcxa/build.rs
2025-12-04 18:43:11 +01:00

21 lines
639 B
Rust

use std::env;
use std::fs::File;
use std::io::Write;
use std::path::PathBuf;
fn main() {
let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
// Generate memory.x - put "FLASH" at start of RAM, RAM after "FLASH"
// cortex-m-rt expects FLASH for code, RAM for data/bss/stack
// Both are in RAM, but separated to satisfy cortex-m-rt's expectations
// MCXA256 has 128KB RAM total
File::create(out.join("memory.x"))
.unwrap()
.write_all(include_bytes!("memory.x"))
.unwrap();
println!("cargo:rustc-link-search={}", out.display());
println!("cargo:rerun-if-changed=memory.x");
}