runtime: show a prompt to erase startup/idle kernels.

This commit is contained in:
whitequark 2016-11-22 14:45:40 +00:00
parent 1d1e821a74
commit 965fdd35e5
1 changed files with 15 additions and 2 deletions

View File

@ -18,6 +18,7 @@ use logger::BufferLogger;
extern {
fn putchar(c: libc::c_int) -> libc::c_int;
fn readchar() -> libc::c_char;
fn readchar_nonblock() -> libc::c_int;
}
#[macro_export]
@ -100,11 +101,23 @@ pub unsafe extern fn rust_main() {
static mut LOG_BUFFER: [u8; 65536] = [0; 65536];
BufferLogger::new(&mut LOG_BUFFER[..])
.register(move || {
info!("booting ARTIQ...");
clock::init();
info!("booting ARTIQ");
info!("software version {}", GIT_COMMIT);
info!("gateware version {}", ::board::ident(&mut [0; 64]));
clock::init();
let t = clock::get_ms();
info!("press 'e' to erase startup and idle kernels...");
while clock::get_ms() < t + 1000 {
if readchar_nonblock() != 0 && readchar() == b'e' as libc::c_char {
config::remove("startup_kernel");
config::remove("idle_kernel");
info!("startup and idle kernels erased");
break
}
}
info!("continuing boot");
rtio_crg::init();
network_init();