--- pt.c	Thu Jun 14 09:40:54 2001
+++ pt.c.working	Wed Jun 13 19:38:46 2001
@@ -208,6 +208,13 @@
 #define ATAPI_IDENTIFY		0x12
 #define ATAPI_MODE_SENSE	0x1a
 #define ATAPI_LOG_SENSE		0x4d
+#define ATAPI_ERASE		0x19
+#define ATAPI_UNLOAD		0x1b
+#define ATAPI_LOCATE		0x2b
+#define ATAPI_LOG_SELECT	0x4c
+#define ATAPI_MODE_SELECT	0x15
+#define ATAPI_READ_POS		0x34
+#define ATAPI_SPACE		0x11
 
 int pt_init(void);
 #ifdef MODULE
@@ -520,6 +527,35 @@
         pt_media_access_cmd(unit,PT_TMO,wm_cmd,"write filemark");
 }
 
+static void pt_erase( int unit )
+
+{	char    erase_cmd[12] = {ATAPI_ERASE,0,0,0,0,0,0,0,0,0,0,0};
+
+	pt_media_access_cmd(unit,PT_TMO,erase_cmd,"erase");
+}
+
+static void pt_unload( int unit )
+
+{	char	unload_cmd[12] = {ATAPI_UNLOAD,0,0,0,0,0,0,0,0,0,0,0};
+
+	pt_media_access_cmd(unit,PT_TMO,unload_cmd,"unload");
+}
+
+static void pt_reten( int unit )
+
+{	char	reten_cmd[12] = {ATAPI_UNLOAD,0,0,0,3,0,0,0,0,0,0,0};
+
+	pt_media_access_cmd(unit,PT_TMO,reten_cmd,"retension");
+}
+
+static void pt_load( int unit )
+
+{	char	load_cmd[12] = {ATAPI_UNLOAD,0,0,0,2,0,0,0,0,0,0,0};
+
+	pt_media_access_cmd(unit,PT_TMO,load_cmd,"load");
+}
+
+
 #define DBMSG(msg)      ((verbose>1)?(msg):NULL)
 
 static int pt_reset( int unit )
@@ -752,7 +788,27 @@
 		    case MTREW: 
 			pt_rewind(unit);
 			return 0;
-
+			break;
+		    case MTWEOF:
+			pt_write_fm(unit);
+			return 0;
+			break;
+		    case MTERASE:
+			pt_erase(unit);
+			return 0;
+			break;
+		    case MTLOAD:
+			pt_load(unit);
+			return 0;
+			break;
+		    case MTUNLOAD:
+			pt_unload(unit);
+			return 0;
+			break;
+		    case MTRETEN:
+			pt_reten(unit);
+			return 0;
+			break;
 		    default:	
 			printk("%s: Unimplemented mt_op %d\n",PT.name,
 					mtop.mt_op);