You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
28 lines
499 B
28 lines
499 B
/* |
|
* Copyright (c) 2025 Croxel Inc. |
|
* Copyright (c) 2025 CogniPilot Foundation |
|
* |
|
* SPDX-License-Identifier: Apache-2.0 |
|
*/ |
|
|
|
#include <zephyr/irq.h> |
|
|
|
#include <platform/argus_irq.h> |
|
|
|
/* We have an atomic lock count in order to only lock once and store the lock key. */ |
|
static atomic_val_t lock_count; |
|
static uint32_t lock; |
|
|
|
void IRQ_UNLOCK(void) |
|
{ |
|
if (atomic_dec(&lock_count) == 1) { |
|
irq_unlock(lock); |
|
} |
|
} |
|
|
|
void IRQ_LOCK(void) |
|
{ |
|
if (atomic_inc(&lock_count) == 0) { |
|
lock = irq_lock(); |
|
} |
|
}
|
|
|