2 files changed, 111 insertions, 0 deletions
diff --git a/plugins/transcend/transcend-nvme.c b/plugins/transcend/transcend-nvme.c
new file mode 100644
index 0000000..024351f
--- /dev/null
+++ b/plugins/transcend/transcend-nvme.c
@@ -0,0 +1,90 @@
+// 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 "nvme.h"
+#include "libnvme.h"
+#include "plugin.h"
+
+#define CREATE_CMD
+#include "transcend-nvme.h"
+
+static const __u32 OP_BAD_BLOCK = 0xc2;
+static const __u32 DW10_BAD_BLOCK = 0x400;
+static const __u32 DW12_BAD_BLOCK = 0x5a;
+
+static int getHealthValue(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+	struct nvme_smart_log smart_log;
+	char *desc = "Get nvme health percentage.";
+	int  percent_used = 0, healthvalue=0;
+	struct nvme_dev *dev;
+	int result;
+
+	OPT_ARGS(opts) = {
+		OPT_END()
+	};
+
+	result = parse_and_open(&dev, argc, argv, desc, opts);
+	if (result) {
+		printf("\nDevice not found \n");;
+		return -1;
+	}
+	result = nvme_get_log_smart(dev_fd(dev), 0xffffffff, false, &smart_log);
+	if (!result) {
+		printf("Transcend NVME heath value: ");
+		percent_used =smart_log.percent_used;
+		
+		if(percent_used>100 || percent_used<0)
+		{
+			printf("0%%\n");
+		}
+		else
+		{
+			healthvalue = 100 - percent_used;
+			printf("%d%%\n",healthvalue);
+		}
+			 
+	}
+	dev_close(dev);
+	return result;
+}
+
+ 
+static int getBadblock(int argc, char **argv, struct command *cmd, struct plugin *plugin)
+{
+
+	char *desc = "Get nvme bad block number.";
+	struct nvme_dev *dev;
+	int result;
+ 
+	OPT_ARGS(opts) = {
+		 
+		OPT_END()
+	};
+
+	result = parse_and_open(&dev, argc, argv, desc, opts);
+	if (result) {
+		printf("\nDevice not found \n");;
+		return -1;
+	}
+	unsigned char data[1]={0};
+	struct nvme_passthru_cmd nvmecmd;
+	memset(&nvmecmd,0,sizeof(nvmecmd));
+	nvmecmd.opcode=OP_BAD_BLOCK;
+	nvmecmd.cdw10=DW10_BAD_BLOCK;
+	nvmecmd.cdw12=DW12_BAD_BLOCK;
+	nvmecmd.addr = (__u64)(uintptr_t)data;
+	nvmecmd.data_len = 0x1;
+	result = nvme_submit_admin_passthru(dev_fd(dev), &nvmecmd, NULL);
+	if(!result) {
+		int badblock  = data[0];
+		printf("Transcend NVME badblock count: %d\n",badblock);
+	}
+	dev_close(dev);
+	return result;
+}
diff --git a/plugins/transcend/transcend-nvme.h b/plugins/transcend/transcend-nvme.h
new file mode 100644
index 0000000..9c89883
--- /dev/null
+++ b/plugins/transcend/transcend-nvme.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#undef CMD_INC_FILE
+#define CMD_INC_FILE plugins/transcend/transcend-nvme
+
+#if !defined(TRANSCEND_NVME) || defined(CMD_HEADER_MULTI_READ)
+#define TRANSCEND_NVME
+
+#include "cmd.h"
+ 
+
+PLUGIN(NAME("transcend", "Transcend vendor specific extensions", NVME_VERSION),
+    COMMAND_LIST(
+			ENTRY("healthvalue", "NVME health percentage", getHealthValue)
+			ENTRY("badblock", "Get NVME bad block number", getBadblock)
+ 
+    )
+);
+
+#endif
+
+#include "define_cmd.h"