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-rw-r--r--cloudinit/cs_utils.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/cloudinit/cs_utils.py b/cloudinit/cs_utils.py
index 1db3f110..dcf56431 100644
--- a/cloudinit/cs_utils.py
+++ b/cloudinit/cs_utils.py
@@ -35,8 +35,10 @@ import platform
import serial
+# these high timeouts are necessary as read may read a lot of data.
READ_TIMEOUT = 60
WRITE_TIMEOUT = 10
+
SERIAL_PORT = '/dev/ttyS1'
if platform.system() == 'Windows':
SERIAL_PORT = 'COM2'