4 files changed, 54 insertions, 0 deletions
diff --git a/src/config/config_entropy.c b/src/config/config_entropy.c
new file mode 100644
index 000000000..e96019a58
--- /dev/null
+++ b/src/config/config_entropy.c
@@ -0,0 +1,48 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ * You can also choose to distribute this program under the terms of
+ * the Unmodified Binary Distribution Licence (as given in the file
+ * COPYING.UBDL), provided that you have satisfied its requirements.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+
+#include <config/entropy.h>
+
+/** @file
+ *
+ * Entropy configuration options
+ *
+ */
+
+PROVIDE_REQUIRING_SYMBOL();
+
+/*
+ * Drag in entropy sources
+ */
+#ifdef ENTROPY_RTC
+REQUIRE_OBJECT ( rtc_entropy );
+#endif
+#ifdef ENTROPY_EFI
+REQUIRE_OBJECT ( efi_entropy );
+#endif
+#ifdef ENTROPY_LINUX
+REQUIRE_OBJECT ( linux_entropy );
+#endif
+#ifdef ENTROPY_RDRAND
+REQUIRE_OBJECT ( rdrand );
+#endif
diff --git a/src/config/defaults/efi.h b/src/config/defaults/efi.h
index 625ae055c..16c561660 100644
--- a/src/config/defaults/efi.h
+++ b/src/config/defaults/efi.h
@@ -50,6 +50,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 #if defined ( __i386__ ) || defined ( __x86_64__ )
 #define IOAPI_X86
 #define NAP_EFIX86
+#define ENTROPY_RDRAND
 #define	CPUID_CMD		/* x86 CPU feature detection command */
 #define	UNSAFE_STD		/* Avoid setting direction flag */
 #endif
diff --git a/src/config/defaults/linux.h b/src/config/defaults/linux.h
index 5c4106d30..21de2a2e2 100644
--- a/src/config/defaults/linux.h
+++ b/src/config/defaults/linux.h
@@ -33,4 +33,8 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #define SANBOOT_PROTO_FCP
 #define SANBOOT_PROTO_HTTP
 
+#if defined ( __i386__ ) || defined ( __x86_64__ )
+#define ENTROPY_RDRAND
+#endif
+
 #endif /* CONFIG_DEFAULTS_LINUX_H */
diff --git a/src/config/defaults/pcbios.h b/src/config/defaults/pcbios.h
index 83835805a..ee342d41b 100644
--- a/src/config/defaults/pcbios.h
+++ b/src/config/defaults/pcbios.h
@@ -20,6 +20,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 #define SMBIOS_PCBIOS
 #define SANBOOT_PCBIOS
 #define ENTROPY_RTC
+#define ENTROPY_RDRAND
 #define TIME_RTC
 #define REBOOT_PCBIOS
 #define ACPI_RSDP