Kiril Vladimiroff 9674d8c008 CloudSigma: only poll on serial device after dmidecode check.
On systems with a ttyS1 and nothing attached, the read attempts
that the cloud sigma datasource would do would block.

Also, Add timeouts for reading/writting from/to the serial console
2014-05-30 14:50:57 -04:00
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2013-07-24 13:31:16 -04:00
2012-10-27 19:25:48 -07:00