diff --git a/utils/filer/Makefile b/utils/filer/Makefile
new file mode 100644
index 0000000..e32e7d2
--- /dev/null
+++ b/utils/filer/Makefile
@@ -0,0 +1,9 @@
+#
+
+all: filer
+
+filer: filer.c
+	cc -o filer filer.c
+
+clean:
+	rm -rf filer
diff --git a/utils/filer/NOTES.txt b/utils/filer/NOTES.txt
new file mode 100644
index 0000000..fe643d1
--- /dev/null
+++ b/utils/filer/NOTES.txt
@@ -0,0 +1,27 @@
+.R CAT
+
+DISK FILES FOR USER  0, 2 ON  1-JAN-85
+
+NAME      SIZE  PROT    DATE
+PALD  .SAV  16   12  31-MAR-76
+LOADER.SAV   4   12  31-MAR-76
+FORT  .SAV   6   12  31-MAR-76
+FOSL  .SAV   6   12  31-MAR-76
+PIP   .SAV  10   12  31-MAR-76
+TSTLPT.SAV   2   12  31-MAR-76
+LOGOUT.SAV   6   12  31-MAR-76
+SYSTAT.SAV   5   12  31-MAR-76
+EDIT  .SAV   8   12  31-MAR-76
+FOCAL .SAV  16   12  31-MAR-76
+BASIC .SAV  38   12  31-MAR-76
+COPY  .SAV  10   12  31-MAR-76
+CAT   .SAV   6   12  31-MAR-76
+GRIPE .SAV   5   12  31-MAR-76
+LOGID .SAV   4   12  31-MAR-76
+PUTR  .SAV  21   12   3-FEB-84
+ODTHI .SAV   2   12  29-FEB-84
+FLAP  .SAV   1   12   7-APR-84
+PTLOAD.SAV   1   12  29-APR-84
+BLANK .SAV   1   12   9-JUN-84
+DTTEST.SAV   2   12  26-JUN-84
+INIT  .SAV  17   12  29-JUL-84
diff --git a/utils/filer/filer b/utils/filer/filer
new file mode 100755
index 0000000..824dfbe
Binary files /dev/null and b/utils/filer/filer differ
diff --git a/utils/filer/filer.c b/utils/filer/filer.c
new file mode 100644
index 0000000..a80cca2
--- /dev/null
+++ b/utils/filer/filer.c
@@ -0,0 +1,357 @@
+/*
+ * tss/8 rf08 disk file system utility
+ * list directory, copy files in/out
+ * brad@heeltoe.com 1/2014
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+
+typedef unsigned short u12;
+
+unsigned char binfile[16*1024];
+
+#define RFSIZE (1024*1024)
+u12 rf[RFSIZE];
+int rf_size;
+int rf_fd;
+int clear_flag;
+int debug;
+
+#define MEMSIZE (32*1024)
+
+int disk_load(char *filename)
+{
+    int fd, ret;
+
+    if (clear_flag) {
+        rf_size = 524288 / 2;
+        memset((void *)rf, 0, sizeof(rf));
+        printf("creating rf disk, word size %d\n", rf_size);
+
+        rf_fd = open(filename, O_CREAT | O_RDWR, 0666);
+        if (rf_fd < 0) {
+            perror(filename);
+            return -1;
+        }
+    } 
+    else
+    {
+        rf_fd = open(filename, O_RDWR);
+        if (rf_fd < 0) {
+            perror(filename);
+            return -1;
+        }
+    }
+
+    ret = read(rf_fd, rf, sizeof(rf));
+    if (ret < 0) {
+	perror(filename);
+    } else {
+	rf_size = ret / 2;
+	printf("loaded rf disk, word size %d\n", rf_size);
+	ret = 0;
+    }
+
+    if (debug) printf("rf_fd %d\n", rf_fd);
+
+    return ret;
+}
+
+int disk_save(void)
+{
+    int ret;
+
+    printf("saving rf disk, word size %d\n", rf_size);
+
+    ret = (int)lseek(rf_fd, (off_t)0, SEEK_SET);
+    if (ret != 0) {
+	perror("seek");
+	return -1;
+    }
+
+    ret = write(rf_fd, rf, rf_size*2);
+    if (ret != rf_size*2) {
+	printf("write failed; wrote %d, ret %d\n", rf_size*2, ret);
+	perror("write");
+	return -1;
+    }
+
+    return 0;
+}
+
+#if 0
+int field_save(int field)
+{
+    int i, offset;
+
+    printf("saving field %d\n", field);
+
+    offset = field * 4096;
+    for (i = 0; i < 4096; i++) {
+        if (filled[field][i]) {
+            rf[offset+i] = fields[field][i];
+        }
+    }
+}
+
+int field_dump(int srcfield, char *filename)
+{
+    FILE *f;
+    int i;
+    f = fopen(filename, "w");
+    if (f == NULL) {
+        perror(filename);
+        return -1;
+    }
+
+    for (i = 0; i < 4096; i++) {
+        fprintf(f, "%d%04o %04o\n", srcfield, i, fields[srcfield][i]);
+    }
+
+    fclose(f);
+}
+#endif
+
+char sixbit(int six)
+{
+    six &= 0x3f;
+    return six + ' ';
+}
+
+#define MAX_MFD 32
+
+struct {
+    int proj, pgmr;
+    char pw[6];
+    int next;
+    int ptr;
+} mfd_entry[MAX_MFD];
+int mfd_count;
+
+int show_ufd(int base, int w[])
+{
+    int i, seg, dbase, o, b;
+
+    // 0400 words/segment
+    b = 0;
+    o = 0;
+
+    while (1) {
+        seg = w[b+1];
+        if (seg == 0)
+            return;
+
+        dbase = base + ((seg-1) * 0400);
+        //printf("show_ufd; base %o, seg %o dbase %o\n", base, seg, dbase);
+
+        {
+            int w1, w2, w3, next, ptr, prot, scnt, adate, ext;
+            char c[12];
+
+            w1 = rf[dbase+o+0];
+            w2 = rf[dbase+o+1];
+            w3 = rf[dbase+o+2];
+            next = rf[dbase+o+3];
+            prot = rf[dbase+o+4];
+            scnt = rf[dbase+o+5];
+            adate = rf[dbase+o+6];
+            ptr = rf[dbase+o+7];
+
+            ext = prot >> 6;
+            prot &= 077;
+
+            c[0] = sixbit(w1 >> 6);
+            c[1] = sixbit(w1);
+            c[2] = sixbit(w2 >> 6);
+            c[3] = sixbit(w2);
+            c[4] = sixbit(w3 >> 6);
+            c[5] = sixbit(w3);
+            c[6] = 0;
+
+            o = next % 0400;
+            b = next / 0400;
+
+            if (o > 0) {
+                printf("%s %o %4d prot %o next %o ptr %o ", c, ext, scnt, prot, next, ptr);
+                printf("; -> %o[%o]\n",  b, o);
+            }
+
+            if (next == 0)
+                break;
+        }
+    }
+}
+
+int read_mfd(void)
+{
+    int i, base, o;
+
+    base = 0310000;
+    o = 0;
+    for (i = 0; i < MAX_MFD; i++) {
+        int w1, w2, w3, next, ptr, proj, pgmr;
+        char c[12];
+
+        w1 = rf[base+o+0];
+        w2 = rf[base+o+1];
+        w3 = rf[base+o+2];
+        next = rf[base+o+3];
+        ptr = rf[base+o+7];
+
+        c[0] = sixbit(w1 >> 6);
+        c[1] = sixbit(w1);
+        c[2] = sixbit(w2 >> 6);
+        c[3] = sixbit(w2);
+        c[4] = sixbit(w3 >> 6);
+        c[5] = sixbit(w3);
+        c[6] = 0;
+
+        //printf("0%o 0x%x ", w1, w1);
+        proj = w1 >> 6;
+        pgmr = w1 & 077;
+
+        if (o > 0) {
+            mfd_entry[mfd_count].proj = proj;
+            mfd_entry[mfd_count].pgmr = pgmr;
+            strcpy(mfd_entry[mfd_count].pw, c);
+            mfd_entry[mfd_count].next = next;
+            mfd_entry[mfd_count].ptr = ptr;
+            mfd_count++;
+
+            printf("[%2o, %2o] %s next %o ptr %o\n", proj, pgmr, c+2, next, ptr);
+
+            while (1) {
+                int j, w[8], n;
+                for (j = 0; j < 8; j++) {
+                    w[j] = rf[base+ptr+j];
+                }
+                n = w[0];
+                printf(" next %o; %o %o %o %o %o %o %o\n",
+                       w[0], w[1], w[2], w[3], w[4], w[5], w[6], w[7]);
+
+                show_ufd(base, w);
+                if (n == 0)
+                    break;
+            }
+        }
+
+        o = next;
+        if (next == 0)
+            break;
+    }
+}
+
+int show_dir(void)
+{
+    read_mfd();
+
+    return 0;
+}
+
+int eval_scriptline(char *line)
+{
+    char word1[256], word2[256], word3[256];
+    int count, fld;
+
+    count = sscanf(line, "%s %s %s", word1, word2, word3);
+
+    if (strcmp(word1, "clear") == 0) {
+        rf_size = 524288 / 2;
+        memset((void *)rf, 0, sizeof(rf));
+    }
+
+    if (strcmp(word1, "disk") == 0) {
+	if (count < 2) {
+	    fprintf(stderr, "missing disk arg\n");
+	    return -1;
+	}
+
+	return disk_load(word2);
+    }
+
+    if (strcmp(word1, "dir") == 0) {
+        show_dir();
+        return 0;
+    }
+
+    if (strcmp(word1, "copy") == 0) {
+        return 0;
+    }
+
+    if (strcmp(word1, "dump") == 0) {
+        return 0;
+    }
+
+    if (strcmp(word1, "save") == 0) {
+        if (disk_save())
+            return -1;
+
+        return 0;
+    }
+
+    return -1;
+}
+
+int eval_scriptfile(char *filename)
+{
+    FILE *f;
+    char line[1024];
+
+    f = fopen(filename, "r");
+    if (f == NULL) {
+	perror(filename);
+	return -1;
+    }
+
+    while (fgets(line, sizeof(line), f)) {
+	eval_scriptline(line);
+    }
+
+    fclose(f);
+
+    return 0;
+}
+
+extern char *optarg;
+extern int optind;
+
+main(int argc, char **argv)
+{
+    int c;
+    char *scriptfile;
+
+    scriptfile = NULL/*"script"*/;
+    clear_flag = 0;
+
+    while ((c = getopt(argc, argv, "cs:")) != -1) {
+        switch (c) {
+        case 'c':
+            clear_flag++;
+            break;
+        case 's':
+            scriptfile = strdup(optarg);
+            break;
+        }
+    }
+
+    if (optind < argc && scriptfile == NULL) {
+        scriptfile = argv[optind];
+    }
+
+    printf("scriptfile: %s\n", scriptfile);
+    if (eval_scriptfile(scriptfile))
+	exit(1);
+
+    exit(0);
+}
+
+
+/*
+ * Local Variables:
+ * indent-tabs-mode:nil
+ * c-basic-offset:4
+ * End:
+*/
diff --git a/utils/filer/script b/utils/filer/script
new file mode 100644
index 0000000..d2256a1
--- /dev/null
+++ b/utils/filer/script
@@ -0,0 +1,3 @@
+#
+disk tss8_rf.dsk
+dir
diff --git a/utils/filer/tss8_rf.dsk b/utils/filer/tss8_rf.dsk
new file mode 100644
index 0000000..ec101f7
Binary files /dev/null and b/utils/filer/tss8_rf.dsk differ
diff --git a/utils/filer/tss8_rf.dsk.orig b/utils/filer/tss8_rf.dsk.orig
new file mode 100644
index 0000000..6d55d56
Binary files /dev/null and b/utils/filer/tss8_rf.dsk.orig differ
diff --git a/utils/maker/maker.c b/utils/maker/maker.c
index 974c966..ba62d42 100644
--- a/utils/maker/maker.c
+++ b/utils/maker/maker.c
@@ -7,6 +7,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <fcntl.h>
+#include <string.h>
 
 typedef unsigned short u12;
 
@@ -19,6 +20,9 @@ char filled[7][4096];
 u12 rf[RFSIZE];
 int rf_size;
 int rf_fd;
+int clear_flag;
+int patch_flag;
+int debug;
 
 #define MEMSIZE (32*1024)
 
@@ -26,10 +30,24 @@ int disk_load(char *filename)
 {
     int fd, ret;
 
-    rf_fd = open(filename, O_RDWR);
-    if (rf_fd < 0) {
-	perror(filename);
-	return -1;
+    if (clear_flag) {
+        rf_size = 524288 / 2;
+        memset((void *)rf, 0, sizeof(rf));
+        printf("creating rf disk, word size %d\n", rf_size);
+
+        rf_fd = open(filename, O_CREAT | O_RDWR, 0666);
+        if (rf_fd < 0) {
+            perror(filename);
+            return -1;
+        }
+    } 
+    else
+    {
+        rf_fd = open(filename, O_RDWR);
+        if (rf_fd < 0) {
+            perror(filename);
+            return -1;
+        }
     }
 
     ret = read(rf_fd, rf, sizeof(rf));
@@ -41,7 +59,7 @@ int disk_load(char *filename)
 	ret = 0;
     }
 
-    printf("rf_fd %d\n", rf_fd);
+    if (debug) printf("rf_fd %d\n", rf_fd);
 
     return ret;
 }
@@ -171,6 +189,9 @@ int field_load(int dstfield, char *filename)
     csum = 0;
     bad = 0;
 
+    field = -1;
+    newfield = dstfield;
+
     for (o = 0; o < binfile_size && !done; o++) {
 	ch = binfile[o];
 
@@ -220,7 +241,7 @@ int field_load(int dstfield, char *filename)
 		int ignore, allow;
 
 		if (field > 7 || origin >= MEMSIZE) {
-		    printf("%s: too big\n", filename);
+		    printf("%s: too big; field %o, origin %o\n", filename, field, origin);
 		    bad++;
 		}
 
@@ -296,6 +317,11 @@ int eval_scriptline(char *line)
 
     count = sscanf(line, "%s %s %s", word1, word2, word3);
 
+    if (strcmp(word1, "clear") == 0) {
+        rf_size = 524288 / 2;
+        memset((void *)rf, 0, sizeof(rf));
+    }
+
     if (strcmp(word1, "disk") == 0) {
 	if (count < 2) {
 	    fprintf(stderr, "missing disk arg\n");
@@ -305,6 +331,10 @@ int eval_scriptline(char *line)
 	return disk_load(word2);
     }
 
+    if (strcmp(word1, "patch") == 0) {
+        patch_flag++;
+    }
+
     if (strcmp(word1, "field") == 0) {
 	if (count < 3) {
 	    fprintf(stderr, "missing field arg\n");
@@ -317,7 +347,8 @@ int eval_scriptline(char *line)
 	}
 
 	field_load(fld, word3);
-	field_patch(fld);
+	if (patch_flag)
+            field_patch(fld);
 	field_save(fld);
 	if (fld == 3)
 	    field_save(4);
@@ -372,15 +403,33 @@ int eval_scriptfile(char *filename)
     return 0;
 }
 
+extern char *optarg;
+extern int optind;
+
 main(int argc, char **argv)
 {
+    int c;
     char *scriptfile;
 
-    scriptfile = "script";
+    scriptfile = NULL/*"script"*/;
+    clear_flag = 0;
 
-    if (argc > 1)
-        scriptfile = argv[1];
+    while ((c = getopt(argc, argv, "cs:")) != -1) {
+        switch (c) {
+        case 'c':
+            clear_flag++;
+            break;
+        case 's':
+            scriptfile = strdup(optarg);
+            break;
+        }
+    }
 
+    if (optind < argc && scriptfile == NULL) {
+        scriptfile = argv[optind];
+    }
+
+    printf("scriptfile: %s\n", scriptfile);
     if (eval_scriptfile(scriptfile))
 	exit(1);
 
diff --git a/utils/maker/script b/utils/maker/script
index d1e98e4..7050fa5 100644
--- a/utils/maker/script
+++ b/utils/maker/script
@@ -1,5 +1,6 @@
 #
 disk tss8_rf.dsk
+patch
 field 0 ../../tss8.2/si.bin
 field 1 ../../tss8.2/fip.bin
 field 2 ../../tss8.2/init.bin
diff --git a/utils/maker/script2 b/utils/maker/script2
new file mode 100644
index 0000000..3dbfcaa
--- /dev/null
+++ b/utils/maker/script2
@@ -0,0 +1,9 @@
+#
+disk tss8_rf_uwm.dsk
+field 0 ../../tss8_uwm/si.bin
+field 1 ../../tss8_uwm/fip.bin
+field 2 ../../tss8_uwm/init.bin
+field 2 ../../tss8_uwm/INIT.XD.bin
+field 3 ../../tss8_uwm/ts8.bin
+field 4 ../../tss8_uwm/ts8ii.bin
+save
diff --git a/utils/maker/script3 b/utils/maker/script3
new file mode 100644
index 0000000..30e9379
--- /dev/null
+++ b/utils/maker/script3
@@ -0,0 +1,10 @@
+#
+disk tss8_rf_23.dsk
+#clear
+field 0 ../../tss8.23/si.bin
+field 1 ../../tss8.23/fip.bin
+field 2 ../../tss8.23/init.bin
+field 2 ../../tss8.23/INIT.XD.bin
+field 3 ../../tss8.23/ts8.bin
+field 4 ../../tss8.23/ts8ii.bin
+save
diff --git a/utils/maker/tss8.23.cmd b/utils/maker/tss8.23.cmd
new file mode 100644
index 0000000..d400abe
--- /dev/null
+++ b/utils/maker/tss8.23.cmd
@@ -0,0 +1,5 @@
+load ../../tss8.23/init.bin
+set df disabled
+set rf enabled
+att rf tss8_rf_23.dsk
+run 24200
diff --git a/utils/maker/tss8.cmd b/utils/maker/tss8.cmd
index 8952031..61590f2 100644
--- a/utils/maker/tss8.cmd
+++ b/utils/maker/tss8.cmd
@@ -1,4 +1,4 @@
-load ../tss8.2/init.bin
+load ../../tss8.2/init.bin
 set df disabled
 set rf enabled
 att rf tss8_rf.dsk
diff --git a/utils/maker/tss8_uwm.cmd b/utils/maker/tss8_uwm.cmd
new file mode 100644
index 0000000..3416a5b
--- /dev/null
+++ b/utils/maker/tss8_uwm.cmd
@@ -0,0 +1,5 @@
+load ../../tss8_uwm/init.bin
+set df disabled
+set rf enabled
+att rf tss8_rf_uwm.dsk
+run 24200