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stm32/wpan: implement mm pattern

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This commit is contained in:
xoviat
2023-06-23 19:59:48 -05:00
parent 91fdd76053
commit d43417e97c
7 changed files with 78 additions and 62 deletions
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23
embassy-stm32-wpan/src/sub/mm.rs
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@ -8,13 +8,13 @@ use cortex_m::interrupt;
use embassy_stm32::ipcc::Ipcc;
use embassy_sync::waitqueue::AtomicWaker;
use crate::channels;
use crate::consts::POOL_SIZE;
use crate::evt::EvtPacket;
use crate::tables::{
MemManagerTable, BLE_SPARE_EVT_BUF, EVT_POOL, FREE_BUF_QUEUE, SYS_SPARE_EVT_BUF, TL_MEM_MANAGER_TABLE,
};
use crate::unsafe_linked_list::LinkedListNode;
use crate::{channels, evt};
static MM_WAKER: AtomicWaker = AtomicWaker::new();
static mut LOCAL_FREE_BUF_QUEUE: MaybeUninit<LinkedListNode> = MaybeUninit::uninit();
@ -43,16 +43,6 @@ impl MemoryManager {
Self { phantom: PhantomData }
}
#[allow(dead_code)]
/// SAFETY: passing a pointer to something other than a managed event packet is UB
pub(crate) unsafe fn drop_event_packet(evt: *mut EvtPacket) {
interrupt::free(|_| unsafe {
LinkedListNode::insert_head(LOCAL_FREE_BUF_QUEUE.as_mut_ptr(), evt as *mut _);
});
MM_WAKER.wake();
}
pub async fn run_queue(&self) {
loop {
poll_fn(|cx| unsafe {
@ -77,3 +67,14 @@ impl MemoryManager {
}
}
}
impl evt::MemoryManager for MemoryManager {
/// SAFETY: passing a pointer to something other than a managed event packet is UB
unsafe fn drop_event_packet(evt: *mut EvtPacket) {
interrupt::free(|_| unsafe {
LinkedListNode::insert_head(LOCAL_FREE_BUF_QUEUE.as_mut_ptr(), evt as *mut _);
});
MM_WAKER.wake();
}
}