kernel/src/lib.rs


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#![no_std]

mod panic;

/// The entrypoint to the kernel. This should be executed by hart0 alone. It performs some early
/// boot tasks, then wakes up any other harts.
#[no_mangle]
pub extern "C" fn hart0_boot() {
    for byte in "Hello, world!\n".bytes() {
        unsafe {
            core::ptr::write_volatile(0x10000000 as *mut u8, byte);
        }
    }

    todo!()
}