Skip possibly bad xscom in FSI error path
Skip possibly bad xscom in FSI error path

Need to avoid doing XSCOMs before the SMP is alive.

Change-Id: I12b40af77381e6e0ad38bc8ce875e49498197e52
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/103791
Tested-by: Jenkins Server <8e3f934e4c44875bc48d33da3ea13d93ba9a233f@us.ibm.com>
Tested-by: Jenkins OP Build CI <e610bd72261d3c0a48f1e8ae36832ab00774d426@us.ibm.com>
Tested-by: FSP CI Jenkins <aa9e4d9ac7cd25905e9c0dd36d4150516e73dd86@us.ibm.com>
Tested-by: Jenkins Combined Simics CI <8312af3886dfc9bb930f549023677220805b137e@us.ibm.com>
Reviewed-by: Michael Baiocchi <a81f28e8886c5e2bd4bbd867228778c3b7b19dea@us.ibm.com>
Reviewed-by: Roland Veloz <768fb49134ab823c765de70e7067d9f65f5d0a3e@us.ibm.com>
Reviewed-by: William G Hoffa <7dd6aa5e78423995d9d7c7ecada5b77ee07f88cc@us.ibm.com>

open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot,open-power/hostboot