Implement hardware blitter

1 files changed, 2 insertions, 1 deletions

diff --git a/vm.h b/vm.h
index 4664168..118ea25 100644
--- a/vm.h
+++ b/vm.h
@@ -39,9 +39,10 @@ typedef struct
     uint32_t icnt;
     void (*write_m)(uint16_t, uint8_t);
     uint8_t (*read_m)(uint16_t);
+    uint8_t (*port)(uint8_t, uint8_t);
 } Tr8;
 
-void tr8_init(Tr8 *vm, void (*write_m)(uint16_t, uint8_t), uint8_t (*read_m)(uint16_t));
+void tr8_init(Tr8 *vm, void (*write_m)(uint16_t, uint8_t), uint8_t (*read_m)(uint16_t), uint8_t (*port)(uint8_t, uint8_t));
 uint8_t tr8_eval(Tr8 *vm);
 uint8_t tr8_frame_int(Tr8 *vm);