Tateisi/rcore-tutorial
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

k210 only can use 6M before configuring sdcard.

Browse source
This commit is contained in:
Yifan Wu 2020-12-11 18:04:57 +08:00
parent 84b10893d4
commit f5c029d3db
6 changed files with 11 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

12
user/src/bin/forktest2.rs
View file

@ -4,9 +4,9 @@
#[macro_use]
extern crate user_lib;
use user_lib::{fork, wait, get_time, getpid, exit, yield_,};
use user_lib::{fork, wait, getpid, exit, sleep, get_time};
static NUM: usize = 13;
static NUM: usize = 30;
#[no_mangle]
pub fn main() -> i32 {
@ -15,11 +15,9 @@ pub fn main() -> i32 {
if pid == 0 {
let current_time = get_time();
let sleep_length = (current_time as i32 as isize) * (current_time as i32 as isize) % 1000 + 1000;
println!("Subprocess {} sleep for {} ms", getpid(), sleep_length);
while get_time() < current_time + sleep_length {
yield_();
}
println!("Subprocess {} OK!", getpid());
println!("pid {} sleep for {} ms", getpid(), sleep_length);
sleep(sleep_length as usize);
println!("pid {} OK!", getpid());
exit(0);
}
}