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Refactor the source structure in aster_frame::mm

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This commit is contained in:
Zhang Junyang
2024-06-02 11:00:34 +00:00
committed by Tate, Hongliang Tian
parent e8595b95fe
commit 7095b37e7e
38 changed files with 177 additions and 129 deletions
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17
framework/aster-frame/src/mm/page/allocator.rs
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@ -1,5 +1,10 @@
// SPDX-License-Identifier: MPL-2.0
//! The physical page memory allocator.
//!
//! TODO: Decouple it with the frame allocator in [`crate::mm::frame::options`] by
//! allocating pages rather untyped memory from this module.
use alloc::vec::Vec;
use align_ext::AlignExt;
@ -7,12 +12,16 @@ use buddy_system_allocator::FrameAllocator;
use log::info;
use spin::Once;
use super::{meta::FrameMeta, Frame, Page, Segment, VmFrameVec};
use crate::{boot::memory_region::MemoryRegionType, mm::PAGE_SIZE, sync::SpinLock};
use super::{meta::FrameMeta, Page};
use crate::{
boot::memory_region::MemoryRegionType,
mm::{Frame, FrameVec, Segment, PAGE_SIZE},
sync::SpinLock,
};
pub(in crate::mm) static FRAME_ALLOCATOR: Once<SpinLock<FrameAllocator>> = Once::new();
pub(crate) fn alloc(nframes: usize) -> Option<VmFrameVec> {
pub(crate) fn alloc(nframes: usize) -> Option<FrameVec> {
FRAME_ALLOCATOR
.get()
.unwrap()
@ -27,7 +36,7 @@ pub(crate) fn alloc(nframes: usize) -> Option<VmFrameVec> {
};
vector.push(frame);
}
VmFrameVec(vector)
FrameVec(vector)
})
}