diff options
| author | Robbie Zhang <robbie.zhang@intel.com> | 2017-02-13 13:44:14 -0800 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2017-02-20 04:46:10 +0100 |
| commit | 18792314d7b8dde596a9c378b2d47516cbd871f4 (patch) | |
| tree | 6fd011d1f959d84f1253268db2d192cf55190f65 /util/amdfwtool/amdfwtool.c | |
| parent | f296ce91b90ba845b1ff5ca35e98e52e884694cf (diff) | |
arch/x86: add functions to generate random numbers
Using x86 RDRAND instruction, two functions are supplied to
generate a 32bit or 64bit number.
One potential usage is the sealing key generation for SGX.
BUG=chrome-os-partner:62438
BRANCH=NONE
TEST=Tested on Eve to generate a 64bit random number.
Change-Id: I50cbeda4de17ccf2fc5efc1fe04f6b1a31ec268c
Signed-off-by: Robbie Zhang <robbie.zhang@intel.com>
Reviewed-on: https://review.coreboot.org/18362
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'util/amdfwtool/amdfwtool.c')
0 files changed, 0 insertions, 0 deletions