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2 Commits

Author SHA1 Message Date
Qin Long 9ec9a7a597 MdePkg/BaseLib: Add one wrapper on RdRand access for parameter check. 
Add one wrapper implementation over assembly RdRand access to check
possible NULL parameter, for better alignment with comment description.

Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qin Long <qin.long@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
 2016-11-16 16:49:10 +08:00
Qin Long 3cfc7813bb MdePkg: Add CPU RdRand access APIs for random number generation 
Add AsmRdRand16/32/64 APIs for RdRand instruction access to generate
high-quality random number.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qin Long <qin.long@intel.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18518 6f19259b-4bc3-4df7-8a09-765794883524
 2015-09-21 05:53:52 +00:00