Make /dev/c1* device nodes on disk and on the boot ramdisk.

. include c1* nodes in std in MAKEDEV
 . this requires a slightly larger shell
 . this requires a larger blocksize on the boot ramdisk (to fit
   /dev/ in direct blocks for mkfs with a proto file)
 . also more inodes and kB's on the boot ramdisk

drivers/memory/ramdisk/Makefile

@@ -23,7 +23,7 @@ bintoc:	bintoc.c
 	$(CC) -o $@ bintoc.c
 
 image:	proto.gen mtab rc $(PROGRAMS) $(EXTRA)
-	mkfs -B 2048 image proto.gen || { rm -f image; false; }
+	mkfs image proto.gen || { rm -f image; false; }
 
 at_wini: ../../at_wini/at_wini
 	install -s ../../$@/$@ $@

drivers/memory/ramdisk/proto

@@ -1,5 +1,5 @@
 boot 
-280 310
+125 400
 d--755 0 0
 	bin d--755 0 0
 		at_wini ---755 0 0 at_wini