From a09df5d2e1a7126e45198200628e388564f74668 Mon Sep 17 00:00:00 2001
From: Matthew Carlson <macarl@microsoft.com>
Date: Fri, 31 Jul 2020 13:39:48 -0700
Subject: OvmfPkg: Add RngLib based on TimerLib for Crypto

Updates the DSC's for Ovmf based platforms to add a RngLib that uses the
TimerLib. This is due to a later change that adds TimerLib as a dependency
for OpenSSL. The TimerLib based RngLib mimics the behavior of OpenSSL
previously and it is recommended to switch to a better source of
entropy than the system's performance counter.

Ref: https://github.com/tianocore/edk2/pull/845
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1871

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Cc: Anthony Perard <anthony.perard@citrix.com>
Cc: Julien Grall <julien@xen.org>

Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Matthew Carlson <matthewfcarlson@gmail.com>
---
 OvmfPkg/OvmfPkgIa32.dsc | 1 +
 1 file changed, 1 insertion(+)

(limited to 'OvmfPkg/OvmfPkgIa32.dsc')

diff --git a/OvmfPkg/OvmfPkgIa32.dsc b/OvmfPkg/OvmfPkgIa32.dsc
index 133a9a93c0..fa18adeb5c 100644
--- a/OvmfPkg/OvmfPkgIa32.dsc
+++ b/OvmfPkg/OvmfPkgIa32.dsc
@@ -189,6 +189,7 @@
 !else
   OpensslLib|CryptoPkg/Library/OpensslLib/OpensslLibCrypto.inf
 !endif
+  RngLib|MdePkg/Library/BaseRngLibTimerLib/BaseRngLibTimerLib.inf
 
 !if $(SECURE_BOOT_ENABLE) == TRUE
   PlatformSecureLib|OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.inf
-- 
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