comment added

2025-06-23 11:18:49 +08:00
parent c7c962ffef
commit 70ee668b9b
6 changed files with 34 additions and 8 deletions
--- a/kernel/riscv.h
+++ b/kernel/riscv.h
@@ -338,6 +338,7 @@ r_ra()
  return x;
 }

+// 读取当前帧指针（s0）寄存器的值
 static inline uint64
 r_fp()
 {