On 4/28/21 7:08 PM, gaoliming wrote:
Rebecca:
Can you submit one BZ for this new feature?
Create https://bugzilla.tianocore.org/show_bug.cgi?id=3368
+/**
+ Generates a random number using the RNDRRS instruction.
+
+ @param[out] The generated random number
+
+ @retval TRUE Success: a random number was successfully generated
+ @retval FALSE Failure: a random number was unable to be generated
+
+**/
+BOOLEAN
+EFIAPI
+ArmRndrrs (
+ OUT UINT64 *Rand
+ );
+
What usage is for this API ArmRndrrs()? I don't see it is used in RngLib.
It's not used at the moment, but it uses the RNDRRS instruction, which
re-seeds the PRNG immediately before generating a random number.
--
Rebecca Cran
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