Fixed bug in tetris.

2015-05-15 22:59:16 -07:00
parent 23f426ded5
commit c054a40805
1 changed files with 7 additions and 0 deletions
--- a/share/examples/c/tetris.c
+++ b/share/examples/c/tetris.c
@@ -223,6 +223,13 @@ void gpanel_init()
    gpanel_row = 0;
    gpanel_col = 0;

+    /* Open GPIO driver. */
+    gpio = open("/dev/porta", 0);
+    if (gpio < 0) {
+        perror("/dev/porta");
+        exit(-1);
+    }
+
    /*
     * Set pins as outputs.
     */