diff options
Diffstat (limited to 'kernel/util/lock.c')
-rw-r--r-- | kernel/util/lock.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/kernel/util/lock.c b/kernel/util/lock.c new file mode 100644 index 0000000..c9fe654 --- /dev/null +++ b/kernel/util/lock.c @@ -0,0 +1,20 @@ +#include <cpu.h> +#include <cpu/atomic/swap.h> +#include <util/mutex.h> +#include <util/lock.h> + +void lock(struct Lock* l) +{ + unsigned long mode = getmode() & 0x1F; + if (mode == 0x10) { + sys1(SYS_LOCK, l); + } +} + +void unlock(struct Lock* l) +{ + unsigned long mode = getmode() & 0x1F; + if (mode == 0x10) { + sys1(SYS_UNLOCK, l); + } +} |