esp8266/scripts/flashbdev: Disable debug output/checks.
diff --git a/esp8266/scripts/flashbdev.py b/esp8266/scripts/flashbdev.py
index f1e85d9..a46d60b 100644
--- a/esp8266/scripts/flashbdev.py
+++ b/esp8266/scripts/flashbdev.py
@@ -10,17 +10,17 @@
         self.blocks = blocks
 
     def readblocks(self, n, buf):
-        print("readblocks(%s, %x(%d))" % (n, id(buf), len(buf)))
+        #print("readblocks(%s, %x(%d))" % (n, id(buf), len(buf)))
         esp.flash_read((n + self.START_SEC) * self.SEC_SIZE, buf)
 
     def writeblocks(self, n, buf):
-        print("writeblocks(%s, %x(%d))" % (n, id(buf), len(buf)))
-        assert len(buf) <= self.SEC_SIZE, len(buf)
+        #print("writeblocks(%s, %x(%d))" % (n, id(buf), len(buf)))
+        #assert len(buf) <= self.SEC_SIZE, len(buf)
         esp.flash_erase(n + self.START_SEC)
         esp.flash_write((n + self.START_SEC) * self.SEC_SIZE, buf)
 
     def ioctl(self, op, arg):
-        print("ioctl(%d, %r)" % (op, arg))
+        #print("ioctl(%d, %r)" % (op, arg))
         if op == 4:  # BP_IOCTL_SEC_COUNT
             return self.blocks
         if op == 5:  # BP_IOCTL_SEC_SIZE