From d16af2b7f9b0026e2776237dd0ea673d88531e7d Mon Sep 17 00:00:00 2001
From: Louis Burda <quent.burda@gmail.com>
Date: Tue, 22 Nov 2022 15:34:51 +0100
Subject: Add program to verify SVME bit is set during VMRUN

---
 test/readsvme.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 test/readsvme.c

(limited to 'test/readsvme.c')

diff --git a/test/readsvme.c b/test/readsvme.c
new file mode 100644
index 0000000..4386e89
--- /dev/null
+++ b/test/readsvme.c
@@ -0,0 +1,26 @@
+#include "cachepc/uapi.h"
+
+#include <sys/ioctl.h>
+#include <err.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int
+main(int argc, const char **argv)
+{
+	uint32_t svme;
+	int kvm_fd;
+
+	kvm_fd = open("/dev/kvm", O_RDWR);
+	if (kvm_fd < 0) err(1, "open /dev/kvm");
+
+	if (ioctl(kvm_fd, KVM_CPC_SVME_READ, &svme))
+		err(1, "ioctl SVME_READ");
+
+	printf("%u\n", svme);
+
+	close(kvm_fd);
+}
-- 
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