diff options
Diffstat (limited to 'src/kernel/ao.h')
| -rw-r--r-- | src/kernel/ao.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/kernel/ao.h b/src/kernel/ao.h index 48b06490..16d600aa 100644 --- a/src/kernel/ao.h +++ b/src/kernel/ao.h @@ -652,6 +652,7 @@ union ao_monitor { extern __xdata union ao_monitor ao_monitor_ring[AO_MONITOR_RING]; #define ao_monitor_ring_next(n) (((n) + 1) & (AO_MONITOR_RING - 1)) +#define ao_monitor_ring_prev(n) (((n) - 1) & (AO_MONITOR_RING - 1)) extern __data uint8_t ao_monitoring; extern __data uint8_t ao_monitor_head; |