1 files changed, 3 insertions, 0 deletions

diff --git a/z80.cpu b/z80.cpu
index c13d765..d09601e 100644
--- a/z80.cpu
+++ b/z80.cpu
@@ -27,6 +27,9 @@ regs
 	zflag 8
 	scratch1 16
 	scratch2 16
+	io_map ptrmemmap_chunk
+	io_chunks 32
+	io_mask 32
 	
 flags
 	register f