Add --virtio-rnd switch to enable virtio RNG in the guest.
Once enabled, The RNG device will be located at /dev/hwrng.
Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>
---
tools/kvm/kvm-run.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/tools/kvm/kvm-run.c b/tools/kvm/kvm-run.c
index 64f3409..6fd46ed 100644
--- a/tools/kvm/kvm-run.c
+++ b/tools/kvm/kvm-run.c
@@ -19,6 +19,7 @@
#include <kvm/virtio-blk.h>
#include <kvm/virtio-net.h>
#include <kvm/virtio-console.h>
+#include <kvm/virtio-rng.h>
#include <kvm/disk-image.h>
#include <kvm/util.h>
#include <kvm/pci.h>
@@ -59,6 +60,7 @@ static const char *guest_mac;
static const char *script;
static bool single_step;
static bool readonly_image;
+static bool virtio_rng;
extern bool ioport_debug;
extern int active_console;
@@ -78,6 +80,8 @@ static const struct option options[] = {
"Don't write changes back to disk image"),
OPT_STRING('c', "console", &console, "serial or virtio",
"Console to use"),
+ OPT_BOOLEAN('\0', "virtio-rng", &virtio_rng,
+ "Enable virtio Random Number Generator"),
OPT_GROUP("Kernel options:"),
OPT_STRING('k', "kernel", &kernel_filename, "kernel",
@@ -429,6 +433,9 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix)
virtio_console__init(kvm);
+ if (virtio_rng)
+ virtio_rng__init(kvm);
+
if (!network)
network = DEFAULT_NETWORK;
--
1.7.5.rc3
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