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Implement sleep using blocking & BinaryHeap.

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This commit is contained in:
Yifan Wu 2021-10-08 12:55:39 -07:00
parent db6a93e60d
commit c951c1781e
6 changed files with 79 additions and 7 deletions
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2
os/src/syscall/mod.rs
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@ -5,6 +5,7 @@ const SYSCALL_PIPE: usize = 59;
const SYSCALL_READ: usize = 63;
const SYSCALL_WRITE: usize = 64;
const SYSCALL_EXIT: usize = 93;
const SYSCALL_SLEEP: usize = 101;
const SYSCALL_YIELD: usize = 124;
const SYSCALL_GET_TIME: usize = 169;
const SYSCALL_GETPID: usize = 172;
@ -37,6 +38,7 @@ pub fn syscall(syscall_id: usize, args: [usize; 3]) -> isize {
SYSCALL_READ => sys_read(args[0], args[1] as *const u8, args[2]),
SYSCALL_WRITE => sys_write(args[0], args[1] as *const u8, args[2]),
SYSCALL_EXIT => sys_exit(args[0] as i32),
SYSCALL_SLEEP => sys_sleep(args[0]),
SYSCALL_YIELD => sys_yield(),
SYSCALL_GET_TIME => sys_get_time(),
SYSCALL_GETPID => sys_getpid(),