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out_dir = PathBuf::from(env::var("OUT_DIR").unwrap()); + fs::File::create(out_dir.join("memory.x")) + .unwrap() + .write_all(include_bytes!("memory.x")) + .unwrap(); + println!("cargo:rustc-link-search={}", out_dir.display()); + + println!("cargo:rerun-if-changed=memory.x"); + + println!("cargo:rustc-link-arg=-Tlink.x"); +} diff --git a/memory.x b/memory.x new file mode 100644 index 0000000..b58eb8a --- /dev/null +++ b/memory.x @@ -0,0 +1,15 @@ +MEMORY +{ + BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100 + FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100 + RAM : ORIGIN = 0x20000000, LENGTH = 264K +} + +SECTIONS +{ + .boot2 ORIGIN(BOOT2) : + { + KEEP(*(.boot2)); + } > BOOT2 +} +INSERT BEFORE .text; diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..5c241b8 --- /dev/null +++ b/src/main.rs @@ -0,0 +1,11 @@ +#![no_std] +#![no_main] + +use panic_halt as _; + +use rp_pico::entry; + +#[entry] +fn main() -> ! { + loop {} +}