1 files changed, 135 insertions, 0 deletions
diff --git a/src/spdk/test/env/vtophys/vtophys.c b/src/spdk/test/env/vtophys/vtophys.c
new file mode 100644
index 00000000..d672b1ae
--- /dev/null
+++ b/src/spdk/test/env/vtophys/vtophys.c
@@ -0,0 +1,135 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+
+#include "spdk/env.h"
+
+static int
+vtophys_negative_test(void)
+{
+	void *p = NULL;
+	int i;
+	unsigned int size = 1;
+	int rc = 0;
+
+	for (i = 0; i < 31; i++) {
+		p = malloc(size);
+		if (p == NULL) {
+			continue;
+		}
+
+		if (spdk_vtophys(p) != SPDK_VTOPHYS_ERROR) {
+			rc = -1;
+			printf("Err: VA=%p is mapped to a huge_page,\n", p);
+			free(p);
+			break;
+		}
+
+		free(p);
+		size = size << 1;
+	}
+
+	/* Test addresses that are not in the valid x86-64 usermode range */
+
+	if (spdk_vtophys((void *)0x0000800000000000ULL) != SPDK_VTOPHYS_ERROR) {
+		rc = -1;
+		printf("Err: kernel-mode address incorrectly allowed\n");
+	}
+
+	if (!rc) {
+		printf("vtophys_negative_test passed\n");
+	} else {
+		printf("vtophys_negative_test failed\n");
+	}
+
+	return rc;
+}
+
+static int
+vtophys_positive_test(void)
+{
+	void *p = NULL;
+	int i;
+	unsigned int size = 1;
+	int rc = 0;
+
+	for (i = 0; i < 31; i++) {
+		p = spdk_dma_zmalloc(size, 512, NULL);
+		if (p == NULL) {
+			continue;
+		}
+
+		if (spdk_vtophys(p) == SPDK_VTOPHYS_ERROR) {
+			rc = -1;
+			printf("Err: VA=%p is not mapped to a huge_page,\n", p);
+			spdk_dma_free(p);
+			break;
+		}
+
+		spdk_dma_free(p);
+		size = size << 1;
+	}
+
+	if (!rc) {
+		printf("vtophys_positive_test passed\n");
+	} else {
+		printf("vtophys_positive_test failed\n");
+	}
+
+	return rc;
+}
+
+int
+main(int argc, char **argv)
+{
+	int			rc;
+	struct spdk_env_opts	opts;
+
+	spdk_env_opts_init(&opts);
+	opts.name = "vtophys";
+	opts.core_mask = "0x1";
+	opts.mem_size = 256;
+	if (spdk_env_init(&opts) < 0) {
+		printf("Err: Unable to initialize SPDK env\n");
+		return 1;
+	}
+
+	rc = vtophys_negative_test();
+	if (rc < 0) {
+		return rc;
+	}
+
+	rc = vtophys_positive_test();
+	return rc;
+}