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Implement many process syscalls.

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This commit is contained in:
Yifan Wu 2020-12-10 11:57:26 +08:00
parent e56ea17566
commit 8fbadfc951
20 changed files with 383 additions and 88 deletions
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11
os/src/mm/address.rs
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@ -110,6 +110,13 @@ impl VirtPageNum {
}
}
impl PhysAddr {
pub fn get_mut<T>(&self) -> &'static mut T {
unsafe {
(self.0 as *mut T).as_mut().unwrap()
}
}
}
impl PhysPageNum {
pub fn get_pte_array(&self) -> &'static mut [PageTableEntry] {
let pa: PhysAddr = self.clone().into();
@ -125,9 +132,7 @@ impl PhysPageNum {
}
pub fn get_mut<T>(&self) -> &'static mut T {
let pa: PhysAddr = self.clone().into();
unsafe {
(pa.0 as *mut T).as_mut().unwrap()
}
pa.get_mut()
}
}