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Implement a new set of physical page APIs

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This commit is contained in:
Zhang Junyang
2024-12-24 18:20:55 +08:00
committed by Tate, Hongliang Tian
parent 6e1c36965a
commit cdac59beda
56 changed files with 882 additions and 995 deletions
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10
ostd/src/task/kernel_stack.rs
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@ -3,10 +3,9 @@
use crate::{
impl_frame_meta_for,
mm::{
frame::allocator,
kspace::kvirt_area::{KVirtArea, Tracked},
page_prop::{CachePolicy, PageFlags, PageProperty, PrivilegedPageFlags},
PAGE_SIZE,
FrameAllocOptions, PAGE_SIZE,
},
prelude::*,
};
@ -36,7 +35,7 @@ pub struct KernelStack {
}
#[derive(Debug, Default)]
struct KernelStackMeta {}
struct KernelStackMeta;
impl_frame_meta_for!(KernelStackMeta);
@ -47,8 +46,9 @@ impl KernelStack {
let mut new_kvirt_area = KVirtArea::<Tracked>::new(KERNEL_STACK_SIZE + 4 * PAGE_SIZE);
let mapped_start = new_kvirt_area.range().start + 2 * PAGE_SIZE;
let mapped_end = mapped_start + KERNEL_STACK_SIZE;
let pages =
allocator::alloc_contiguous(KERNEL_STACK_SIZE, |_| KernelStackMeta::default()).unwrap();
let pages = FrameAllocOptions::new()
.zeroed(false)
.alloc_segment_with(KERNEL_STACK_SIZE / PAGE_SIZE, |_| KernelStackMeta)?;
let prop = PageProperty {
flags: PageFlags::RW,
cache: CachePolicy::Writeback,