From a8de273d61f7bfa6f521dc53f41ed419f8cdc463 Mon Sep 17 00:00:00 2001
From: xoviat <xoviat@users.noreply.github.com>
Date: Sat, 13 Dec 2025 08:57:08 -0600
Subject: impl. scoped block_stop for ipcc

---
 embassy-stm32/src/hsem/mod.rs | 3 ++-
 embassy-stm32/src/ipcc.rs     | 5 ++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

(limited to 'embassy-stm32')

diff --git a/embassy-stm32/src/hsem/mod.rs b/embassy-stm32/src/hsem/mod.rs
index e62de0454..b5fa3c897 100644
--- a/embassy-stm32/src/hsem/mod.rs
+++ b/embassy-stm32/src/hsem/mod.rs
@@ -148,6 +148,7 @@ impl<'a, T: Instance> HardwareSemaphoreChannel<'a, T> {
     /// The 2-step lock procedure consists in a write to lock the semaphore, followed by a read to
     /// check if the lock has been successful, carried out from the HSEM_Rx register.
     pub async fn lock(&mut self, process_id: u8) -> HardwareSemaphoreMutex<'a, T> {
+        let _scoped_block_stop = T::RCC_INFO.block_stop();
         let core_id = CoreId::current();
 
         poll_fn(|cx| {
@@ -241,7 +242,7 @@ impl<T: Instance> HardwareSemaphore<T> {
         _peripheral: Peri<'d, T>,
         _irq: impl interrupt::typelevel::Binding<T::Interrupt, HardwareSemaphoreInterruptHandler<T>> + 'd,
     ) -> Self {
-        rcc::enable_and_reset::<T>();
+        rcc::enable_and_reset_without_stop::<T>();
 
         HardwareSemaphore { _type: PhantomData }
     }
diff --git a/embassy-stm32/src/ipcc.rs b/embassy-stm32/src/ipcc.rs
index fc0f3491e..74ce0b29e 100644
--- a/embassy-stm32/src/ipcc.rs
+++ b/embassy-stm32/src/ipcc.rs
@@ -85,6 +85,7 @@ impl<'a> IpccTxChannel<'a> {
 
     /// Send data to an IPCC channel. The closure is called to write the data when appropriate.
     pub async fn send(&mut self, f: impl FnOnce()) {
+        let _scoped_block_stop = IPCC::RCC_INFO.block_stop();
         let regs = IPCC::regs();
 
         self.flush().await;
@@ -99,6 +100,7 @@ impl<'a> IpccTxChannel<'a> {
 
     /// Wait for the tx channel to become clear
     pub async fn flush(&mut self) {
+        let _scoped_block_stop = IPCC::RCC_INFO.block_stop();
         let regs = IPCC::regs();
 
         // This is a race, but is nice for debugging
@@ -144,6 +146,7 @@ impl<'a> IpccRxChannel<'a> {
 
     /// Receive data from an IPCC channel. The closure is called to read the data when appropriate.
     pub async fn receive<R>(&mut self, mut f: impl FnMut() -> Option<R>) -> R {
+        let _scoped_block_stop = IPCC::RCC_INFO.block_stop();
         let regs = IPCC::regs();
 
         loop {
@@ -221,7 +224,7 @@ impl Ipcc {
         + 'd,
         _config: Config,
     ) -> Self {
-        rcc::enable_and_reset::<IPCC>();
+        rcc::enable_and_reset_without_stop::<IPCC>();
         IPCC::set_cpu2(true);
 
         // Verify rfwkpsel is set
-- 
cgit