Method lock

src/platforms/arm/rp/mutex_rp.cpp.hpp:58–74

}

void MutexRP::lock() {
    FL_ASSERT(mSpinlock != nullptr, "MutexRP::lock() called on null mutex");

    spin_lock_t* spinlock = static_cast<spin_lock_t*>(mSpinlock);

    // Block until we acquire the spinlock
    u32 save = spin_lock_blocking(spinlock);

    // Mark as locked and record owner
    mLocked = true;
    mOwnerCore = get_core_num();

    // Keep the spinlock locked - it will be released in unlock()
    // Note: We store the interrupt state to restore it later
    // For now, we just use the spinlock directly as a mutex
    (void)save;  // Suppress unused variable warning
}

void MutexRP::unlock() {
    FL_ASSERT(mSpinlock != nullptr, "MutexRP::unlock() called on null mutex");