diff --git a/usr.sbin/mfiutil/Makefile b/usr.sbin/mfiutil/Makefile
--- a/usr.sbin/mfiutil/Makefile
+++ b/usr.sbin/mfiutil/Makefile
@@ -1,10 +1,12 @@
 # $FreeBSD$
 PROG=	mfiutil
+LINKS=	${BINDIR}/mfiutil ${BINDIR}/mrsasutil
 
 SRCS=	mfiutil.c mfi_bbu.c mfi_cmd.c mfi_config.c mfi_drive.c mfi_evt.c \
 	mfi_flash.c mfi_patrol.c mfi_show.c mfi_volume.c mfi_foreign.c \
 	mfi_properties.c
 MAN8=	mfiutil.8
+MLINKS=	mfiutil.8 mrsasutil.8
 
 CFLAGS.gcc+= -fno-builtin-strftime
 
diff --git a/usr.sbin/mfiutil/mfi_bbu.c b/usr.sbin/mfiutil/mfi_bbu.c
--- a/usr.sbin/mfiutil/mfi_bbu.c
+++ b/usr.sbin/mfiutil/mfi_bbu.c
@@ -134,7 +134,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -171,7 +171,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_cmd.c b/usr.sbin/mfiutil/mfi_cmd.c
--- a/usr.sbin/mfiutil/mfi_cmd.c
+++ b/usr.sbin/mfiutil/mfi_cmd.c
@@ -209,16 +209,20 @@
  * configuration of the mfi controller.
  */
 int
-mfi_reconfig_supported(void)
+mfi_reconfig_supported(const char *name)
 {
 	char mibname[64];
 	size_t len;
 	int dummy;
 
-	len = sizeof(dummy);
-	snprintf(mibname, sizeof(mibname), "dev.mfi.%d.delete_busy_volumes",
-	    mfi_unit);
-	return (sysctlbyname(mibname, &dummy, &len, NULL, 0) == 0);
+	if (strcmp(name, MRSAS_TYPE) == 0)
+		return (1);
+	else { 
+		len = sizeof(dummy);
+		snprintf(mibname, sizeof(mibname),
+		    "dev.mfi.%d.delete_busy_volumes", mfi_unit);
+		return (sysctlbyname(mibname, &dummy, &len, NULL, 0) == 0);
+	}
 }
 
 int
@@ -304,11 +308,11 @@
 }
 
 int
-mfi_open(int unit, int acs)
+mfi_open(const char *name, int unit, int acs)
 {
 	char path[MAXPATHLEN];
 
-	snprintf(path, sizeof(path), "/dev/mfi%d", unit);
+	snprintf(path, sizeof(path), "/dev/%s%d", name, unit);
 	return (open(path, acs));
 }
 
diff --git a/usr.sbin/mfiutil/mfi_config.c b/usr.sbin/mfiutil/mfi_config.c
--- a/usr.sbin/mfiutil/mfi_config.c
+++ b/usr.sbin/mfiutil/mfi_config.c
@@ -162,16 +162,16 @@
 	int ch, error, fd;
 	u_int i;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
 		return (error);
 	}
 
-	if (!mfi_reconfig_supported()) {
-		warnx("The current mfi(4) driver does not support "
-		    "configuration changes.");
+	if (!mfi_reconfig_supported(mfi_type)) {
+		warnx("The current %s(4) driver does not support "
+		    "configuration changes.", mfi_type);
 		close(fd);
 		return (EOPNOTSUPP);
 	}
@@ -193,8 +193,8 @@
 	}
 
 	printf(
-	    "Are you sure you wish to clear the configuration on mfi%u? [y/N] ",
-	    mfi_unit);
+	    "Are you sure you wish to clear the configuration on %s%u? [y/N] ",
+	    mfi_type, mfi_unit);
 	ch = getchar();
 	if (ch != 'y' && ch != 'Y') {
 		printf("\nAborting\n");
@@ -209,7 +209,7 @@
 		return (error);
 	}
 
-	printf("mfi%d: Configuration cleared\n", mfi_unit);
+	printf("%s%d: Configuration cleared\n", mfi_type, mfi_unit);
 	close(fd);
 
 	return (0);
@@ -587,16 +587,16 @@
 	narrays = 0;
 	error = 0;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
 		return (error);
 	}
 
-	if (!mfi_reconfig_supported()) {
-		warnx("The current mfi(4) driver does not support "
-		    "configuration changes.");
+	if (!mfi_reconfig_supported(mfi_type)) {
+		warnx("The current %s(4) driver does not support "
+		    "configuration changes.", mfi_type);
 		error = EOPNOTSUPP;
 		goto error;
 	}
@@ -869,16 +869,16 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
 		return (error);
 	}
 
-	if (!mfi_reconfig_supported()) {
-		warnx("The current mfi(4) driver does not support "
-		    "configuration changes.");
+	if (!mfi_reconfig_supported(mfi_type)) {
+		warnx("The current %s(4) driver does not support "
+		    "configuration changes.", mfi_type);
 		close(fd);
 		return (EOPNOTSUPP);
 	}
@@ -937,7 +937,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -1062,7 +1062,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -1120,7 +1120,7 @@
 		msg_prefix = "Configuration (Debug)";
 
 	printf(
-	    "mfi%d %s: %d arrays, %d volumes, %d spares\n", mfi_unit,
+	    "%s%d %s: %d arrays, %d volumes, %d spares\n", mfi_type, mfi_unit,
 	    msg_prefix, config->array_count, config->log_drv_count,
 	    config->spares_count);
 	printf("  array size: %u\n", config->array_size);
@@ -1211,7 +1211,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -1248,7 +1248,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_drive.c b/usr.sbin/mfiutil/mfi_drive.c
--- a/usr.sbin/mfiutil/mfi_drive.c
+++ b/usr.sbin/mfiutil/mfi_drive.c
@@ -74,7 +74,7 @@
 		else
 			snprintf(buf, sizeof(buf), "%2u", device_id);
 
-		fd = mfi_open(mfi_unit, O_RDWR);
+		fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 		if (fd < 0) {
 			warn("mfi_open");
 			return (buf);
@@ -388,7 +388,7 @@
 	uint8_t mbox[6];
 	int error, fd;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -503,7 +503,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -560,7 +560,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -616,7 +616,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -682,7 +682,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -742,7 +742,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_evt.c b/usr.sbin/mfiutil/mfi_evt.c
--- a/usr.sbin/mfiutil/mfi_evt.c
+++ b/usr.sbin/mfiutil/mfi_evt.c
@@ -77,7 +77,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -91,7 +91,7 @@
 		return (error);
 	}
 
-	printf("mfi%d Event Log Sequence Numbers:\n", mfi_unit);
+	printf("%s%d Event Log Sequence Numbers:\n", mfi_type, mfi_unit);
 	printf("  Newest Seq #: %u\n", info.newest_seq_num);
 	printf("  Oldest Seq #: %u\n", info.oldest_seq_num);
 	printf("   Clear Seq #: %u\n", info.clear_seq_num);
@@ -547,7 +547,7 @@
 	int ch, error, fd, num_events, verbose;
 	u_int i;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_flash.c b/usr.sbin/mfiutil/mfi_flash.c
--- a/usr.sbin/mfiutil/mfi_flash.c
+++ b/usr.sbin/mfiutil/mfi_flash.c
@@ -58,7 +58,7 @@
 		return (error);
 	}
 
-	printf("mfi%d Pending Firmware Images:\n", mfi_unit);
+	printf("%s%d Pending Firmware Images:\n", mfi_type, mfi_unit);
 	strcpy(header.name, "Name");
 	strcpy(header.version, "Version");
 	strcpy(header.build_date, "Date");
@@ -122,7 +122,7 @@
 		goto error;
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_foreign.c b/usr.sbin/mfiutil/mfi_foreign.c
--- a/usr.sbin/mfiutil/mfi_foreign.c
+++ b/usr.sbin/mfiutil/mfi_foreign.c
@@ -48,7 +48,7 @@
 {
 	int ch, error, fd;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -74,7 +74,7 @@
 		return (error);
 	}
 
-	printf("mfi%d: Foreign configuration cleared\n", mfi_unit);
+	printf("%s%d: Foreign configuration cleared\n", mfi_type, mfi_unit);
 	close(fd);
 	return (0);
 }
@@ -86,7 +86,7 @@
 	struct mfi_foreign_scan_info info;
 	int error, fd;
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -101,7 +101,7 @@
 		return (error);
 	}
 
-	printf("mfi%d: Found %d foreign configurations\n", mfi_unit,
+	printf("%s%d: Found %d foreign configurations\n", mfi_type, mfi_unit,
 	       info.count);
 	close(fd);
 	return (0);
@@ -222,7 +222,7 @@
                 return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -294,7 +294,7 @@
                 return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -355,11 +355,11 @@
 	}
 
 	if (ac == 1)
-		printf("mfi%d: All foreign configurations imported\n",
-		       mfi_unit);
+		printf("%s%d: All foreign configurations imported\n",
+		    mfi_type, mfi_unit);
 	else
-		printf("mfi%d: Foreign configuration %d imported\n", mfi_unit,
-		       cfgidx);
+		printf("%s%d: Foreign configuration %d imported\n",
+		    mfi_type, mfi_unit, cfgidx);
 	close(fd);
 	return (0);
 }
diff --git a/usr.sbin/mfiutil/mfi_patrol.c b/usr.sbin/mfiutil/mfi_patrol.c
--- a/usr.sbin/mfiutil/mfi_patrol.c
+++ b/usr.sbin/mfiutil/mfi_patrol.c
@@ -89,7 +89,7 @@
 	int error, fd;
 	u_int i;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -199,7 +199,7 @@
 {
 	int error, fd;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -225,7 +225,7 @@
 {
 	int error, fd;
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -295,7 +295,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_properties.c b/usr.sbin/mfiutil/mfi_properties.c
--- a/usr.sbin/mfiutil/mfi_properties.c
+++ b/usr.sbin/mfiutil/mfi_properties.c
@@ -78,7 +78,7 @@
 		return(-1);
 	}
 		
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -130,7 +130,7 @@
 		return(-1);
 	}
 		
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfi_show.c b/usr.sbin/mfiutil/mfi_show.c
--- a/usr.sbin/mfiutil/mfi_show.c
+++ b/usr.sbin/mfiutil/mfi_show.c
@@ -66,7 +66,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -79,7 +79,7 @@
 		close(fd);
 		return (error);
 	}
-	printf("mfi%d Adapter:\n", mfi_unit);
+	printf("%s%d Adapter:\n", mfi_type, mfi_unit);
 	printf("    Product Name: %.80s\n", info.product_name);
 	printf("   Serial Number: %.32s\n", info.serial_number);
 	if (info.package_version[0] != '\0')
@@ -155,7 +155,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -170,7 +170,7 @@
 		return (error);
 	}
 	if (status == MFI_STAT_NO_HW_PRESENT) {
-		printf("mfi%d: No battery present\n", mfi_unit);
+		printf("%s%d: No battery present\n", mfi_type, mfi_unit);
 		close(fd);
 		return (0);
 	}
@@ -200,7 +200,7 @@
 	}
 	show_props = (status == MFI_STAT_OK);
 
-	printf("mfi%d: Battery State:\n", mfi_unit);
+	printf("%s%d: Battery State:\n", mfi_type, mfi_unit);
 	printf("     Manufacture Date: %d/%d/%d\n", design.mfg_date >> 5 & 0x0f,
 	    design.mfg_date & 0x1f, design.mfg_date >> 9 & 0xffff);
 	printf("        Serial Number: %d\n", design.serial_number);
@@ -357,7 +357,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -373,8 +373,8 @@
 	}
 
 	/* Dump out the configuration. */
-	printf("mfi%d Configuration: %d arrays, %d volumes, %d spares\n",
-	    mfi_unit, config->array_count, config->log_drv_count,
+	printf("%s%d Configuration: %d arrays, %d volumes, %d spares\n",
+	    mfi_type, mfi_unit, config->array_count, config->log_drv_count,
 	    config->spares_count);
 	p = (char *)config->array;
 
@@ -458,7 +458,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -474,7 +474,7 @@
 	}
 
 	/* List the volumes. */
-	printf("mfi%d Volumes:\n", mfi_unit);
+	printf("%s%d Volumes:\n", mfi_type, mfi_unit);
 	state_len = strlen("State");
 	for (i = 0; i < list.ld_count; i++) {
 		len = strlen(mfi_ldstate(list.ld_list[i].state));
@@ -541,7 +541,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -576,7 +576,7 @@
 	}
 
 	/* List the drives. */
-	printf("mfi%d Physical Drives:\n", mfi_unit);
+	printf("%s%d Physical Drives:\n", mfi_type, mfi_unit);
 	for (i = 0; i < list->count; i++) {
 
 		/* Skip non-hard disks. */
@@ -621,7 +621,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -636,9 +636,9 @@
 	}
 
 	if (info.package_version[0] != '\0')
-		printf("mfi%d Firmware Package Version: %s\n", mfi_unit,
-		    info.package_version);
-	printf("mfi%d Firmware Images:\n", mfi_unit);
+		printf("%s%d Firmware Package Version: %s\n", mfi_type,
+		    mfi_unit, info.package_version);
+	printf("%s%d Firmware Images:\n", mfi_type, mfi_unit);
 	strcpy(header.name, "Name");
 	strcpy(header.version, "Version");
 	strcpy(header.build_date, "Date");
@@ -681,7 +681,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -776,7 +776,8 @@
 	close(fd);
 
 	if (!busy)
-		printf("No activity in progress for adapter mfi%d\n", mfi_unit);
+		printf("No activity in progress for adapter %s%d\n",
+		    mfi_type, mfi_unit);
 
 	return (0);
 }
diff --git a/usr.sbin/mfiutil/mfi_volume.c b/usr.sbin/mfiutil/mfi_volume.c
--- a/usr.sbin/mfiutil/mfi_volume.c
+++ b/usr.sbin/mfiutil/mfi_volume.c
@@ -297,7 +297,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -406,7 +406,7 @@
 		return (ENOSPC);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDWR);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDWR);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
@@ -457,7 +457,7 @@
 		return (EINVAL);
 	}
 
-	fd = mfi_open(mfi_unit, O_RDONLY);
+	fd = mfi_open(mfi_type, mfi_unit, O_RDONLY);
 	if (fd < 0) {
 		error = errno;
 		warn("mfi_open");
diff --git a/usr.sbin/mfiutil/mfiutil.h b/usr.sbin/mfiutil/mfiutil.h
--- a/usr.sbin/mfiutil/mfiutil.h
+++ b/usr.sbin/mfiutil/mfiutil.h
@@ -39,6 +39,9 @@
 
 #include <dev/mfi/mfireg.h>
 
+#define MRSAS_TYPE	"mrsas"
+#define MFI_TYPE	"mfi"
+
 /* 4.x compat */
 #ifndef SET_DECLARE
 
@@ -123,6 +126,7 @@
 #define	MFI_DNAME_HONOR_OPTS	0x8000	/* Allow cmd line to override default */
 
 extern int mfi_unit;
+extern const char *mfi_type;
 
 extern u_int mfi_opts;
 
@@ -154,7 +158,7 @@
 int	mfi_lookup_volume(int fd, const char *name, uint8_t *target_id);
 int	mfi_dcmd_command(int fd, uint32_t opcode, void *buf, size_t bufsize,
     uint8_t *mbox, size_t mboxlen, uint8_t *statusp);
-int	mfi_open(int unit, int acs);
+int	mfi_open(const char *name, int unit, int acs);
 int	mfi_ctrl_get_info(int fd, struct mfi_ctrl_info *info, uint8_t *statusp);
 int	mfi_ld_get_info(int fd, uint8_t target_id, struct mfi_ld_info *info,
     uint8_t *statusp);
@@ -162,7 +166,7 @@
 int	mfi_pd_get_info(int fd, uint16_t device_id, struct mfi_pd_info *info,
     uint8_t *statusp);
 int	mfi_pd_get_list(int fd, struct mfi_pd_list **listp, uint8_t *statusp);
-int	mfi_reconfig_supported(void);
+int	mfi_reconfig_supported(const char *name);
 const char *mfi_status(u_int status_code);
 const char *mfi_drive_name(struct mfi_pd_info *pinfo, uint16_t device_id,
     uint32_t def);
diff --git a/usr.sbin/mfiutil/mfiutil.8 b/usr.sbin/mfiutil/mfiutil.8
--- a/usr.sbin/mfiutil/mfiutil.8
+++ b/usr.sbin/mfiutil/mfiutil.8
@@ -31,26 +31,31 @@
 .Dt MFIUTIL 8
 .Os
 .Sh NAME
-.Nm mfiutil
+.Nm mfiutil, mrsasutil
 .Nd Utility for managing LSI MegaRAID SAS controllers
 .Sh SYNOPSIS
 .Nm
 .Cm version
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show adapter
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show battery
 .Nm
 .Op Fl d
 .Op Fl e
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show config
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show drives
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show events
 .Op Fl c Ar class
@@ -59,67 +64,87 @@
 .Op Fl v
 .Op Ar start Op Ar stop
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show firmware
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show foreign Op Ar volume
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show logstate
 .Nm
 .Op Fl d
 .Op Fl e
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show patrol
 .Nm
 .Op Fl d
 .Op Fl e
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show progress
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm show volumes
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm fail Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm good Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm rebuild Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm syspd Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm drive progress Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm drive clear Ar drive Brq "start | stop"
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm start rebuild Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm abort rebuild Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm locate Ar drive Brq "on | off"
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm cache Ar volume Op Ar setting Oo Ar value Oc Op ...
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm name Ar volume Ar name
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm volume progress Ar volume
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm clear
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm create Ar type
 .Op Fl v
@@ -127,51 +152,67 @@
 .Ar drive Ns Op \&, Ns Ar drive Ns Op ",..."
 .Op Ar drive Ns Op \&, Ns Ar drive Ns Op ",..."
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm delete Ar volume
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm add Ar drive Op Ar volume
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm remove Ar drive
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm start patrol
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm stop patrol
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm patrol Ar command Op Ar interval Op Ar start
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm foreign scan
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm foreign clear Op Ar config
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm foreign diag Op Ar config
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm foreign preview Op Ar config
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm foreign import Op Ar config
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm flash Ar file
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm start learn
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm bbu Ar setting Ar value
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm ctrlprop Ar rebuild Op Ar rate
 .Nm
+.Op Fl t Ar type
 .Op Fl u Ar unit
 .Cm ctrlprop Ar alarm Op Ar 0/1
 .Sh DESCRIPTION
@@ -185,8 +226,13 @@
 Commands may support additional optional or required arguments after the
 command.
 .Pp
-Currently one global option is supported:
+Currently two global option is supported:
 .Bl -tag -width indent
+.It Fl t Ar type
+.Ar unit
+specifies the type of the controller to work with either mfi or mrsas
+If no type is specified,
+then the name of the invoked tool used for the type.
 .It Fl u Ar unit
 .Ar unit
 specifies the unit of the controller to work with.
diff --git a/usr.sbin/mfiutil/mfiutil.c b/usr.sbin/mfiutil/mfiutil.c
--- a/usr.sbin/mfiutil/mfiutil.c
+++ b/usr.sbin/mfiutil/mfiutil.c
@@ -45,7 +45,8 @@
 MFI_TABLE(top, stop);
 MFI_TABLE(top, abort);
 
-int mfi_unit;
+int mfi_unit = 0;
+const char *mfi_type = NULL;
 u_int mfi_opts;
 static int fw_name_width, fw_version_width, fw_date_width, fw_time_width;
 
@@ -53,7 +54,7 @@
 usage(void)
 {
 
-	fprintf(stderr, "usage: mfiutil [-de] [-u unit] <command> ...\n\n");
+	fprintf(stderr, "usage: mfiutil [-de] [-u unit] [-t type] <command> ...\n\n");
 	fprintf(stderr, "Commands include:\n");
 	fprintf(stderr, "    version\n");
 	fprintf(stderr, "    show adapter              - display controller information\n");
@@ -122,8 +123,16 @@
 {
 	struct mfiutil_command **cmd;
 	int ch;
+	const char *pn;
 
-	while ((ch = getopt(ac, av, "deu:")) != -1) {
+	pn = getprogname();
+	
+	if (strcmp(pn, "mrsasutil") == 0)
+		mfi_type = MRSAS_TYPE;
+	else
+		mfi_type = MFI_TYPE;
+
+	while ((ch = getopt(ac, av, "deu:t:")) != -1) {
 		switch (ch) {
 		case 'd':
 			mfi_opts |= MFI_DNAME_DEVICE_ID;
@@ -134,6 +143,9 @@
 		case 'u':
 			mfi_unit = atoi(optarg);
 			break;
+		case 't':
+			mfi_type = optarg;
+			break;
 		case '?':
 			usage();
 		}