refactor: isrm to centeralize interrupt/irq resources management.

[lunaix-os.git] / lunaix-os / includes / lunaix / spike.h

diff --git a/lunaix-os/includes/lunaix/spike.h b/lunaix-os/includes/lunaix/spike.h
index 274bcf63f670efdb009de2509ccc11b5de76b2b9..d9c234d495608bebfd58fc6d35a25f73f338b230 100644 (file)
--- a/lunaix-os/includes/lunaix/spike.h
+++ b/lunaix-os/includes/lunaix/spike.h
@@ -14,7 +14,7 @@
 // 获取v最近的最大k倍数
 #define ROUNDUP(v, k) (((v) + (k)-1) & ~((k)-1))
 
-// 获取v最近的最小k倍数
+// 获取v最近的最小k倍数 (k=2^m)
 #define ROUNDDOWN(v, k) ((v) & ~((k)-1))
 
 #define MIN(a, b) ((a) < (b) ? (a) : (b))