2 files changed, 72 insertions, 0 deletions
diff --git a/plugins/amzn/amzn-nvme.c b/plugins/amzn/amzn-nvme.c
new file mode 100644
index 0000000..d359cc3
--- /dev/null
+++ b/plugins/amzn/amzn-nvme.c
@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include <fcntl.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <inttypes.h>
+
+#include "common.h"
+#include "nvme.h"
+#include "libnvme.h"
+#include "plugin.h"
+
+#define CREATE_CMD
+#include "amzn-nvme.h"
+
+struct nvme_vu_id_ctrl_field {
+	__u8			bdev[32];
+	__u8			reserved0[992];
+};
+
+static void json_amzn_id_ctrl(struct nvme_vu_id_ctrl_field *id,
+	char *bdev,
+	struct json_object *root)
+{
+	json_object_add_value_string(root, "bdev", bdev);
+}
+
+static void amzn_id_ctrl(__u8 *vs, struct json_object *root)
+{
+	struct nvme_vu_id_ctrl_field *id = (struct nvme_vu_id_ctrl_field *)vs;
+
+	char bdev[32] = { 0 };
+
+	int len = 0;
+
+	while (len < 31) {
+		if (id->bdev[++len] == ' ')
+			break;
+	}
+	snprintf(bdev, len+1, "%s", id->bdev);
+
+	if (root) {
+		json_amzn_id_ctrl(id, bdev, root);
+		return;
+	}
+
+	printf("bdev      : %s\n", bdev);
+}
+
+static int id_ctrl(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+	return __id_ctrl(argc, argv, cmd, plugin, amzn_id_ctrl);
+}
diff --git a/plugins/amzn/amzn-nvme.h b/plugins/amzn/amzn-nvme.h
new file mode 100644
index 0000000..f6c4f8b
--- /dev/null
+++ b/plugins/amzn/amzn-nvme.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#undef CMD_INC_FILE
+#define CMD_INC_FILE plugins/amzn/amzn-nvme
+
+#if !defined(AMZN_NVME) || defined(CMD_HEADER_MULTI_READ)
+#define AMZN_NVME
+
+#include "cmd.h"
+
+PLUGIN(NAME("amzn", "Amazon vendor specific extensions", NVME_VERSION),
+	COMMAND_LIST(
+		ENTRY("id-ctrl", "Send NVMe Identify Controller", id_ctrl)
+	)
+);
+
+#endif
+
+#include "define_cmd.h"