diff --git a/study/driver/debug/kerrw/Makefile b/study/driver/register/kerrw/Makefile
similarity index 100%
rename from study/driver/debug/kerrw/Makefile
rename to study/driver/register/kerrw/Makefile
diff --git a/study/driver/debug/kerrw/README.md b/study/driver/register/kerrw/README.md
similarity index 100%
rename from study/driver/debug/kerrw/README.md
rename to study/driver/register/kerrw/README.md
diff --git a/study/driver/debug/kerrw/ker_rw.c b/study/driver/register/kerrw/ker_rw.c
similarity index 100%
rename from study/driver/debug/kerrw/ker_rw.c
rename to study/driver/register/kerrw/ker_rw.c
diff --git a/study/driver/debug/kerrw/regeditor.c b/study/driver/register/kerrw/regeditor.c
similarity index 100%
rename from study/driver/debug/kerrw/regeditor.c
rename to study/driver/register/kerrw/regeditor.c