+else
+ @echo Error: You must specify a device to install to!
+ @echo " i.e. 'make $@ DEV=/dev/sdb1'"
+endif
+
+help:
+ @echo -e "The following make targets are supported:\n"\
+ " diskimage - Build a complete CP/M image.\n"\
+ " cpm.bin - Build CP/M system (IPL+CCP+BDOS+BIOS).\n"\
+ "\n"\
+ " bios.prn - Make a listing file from bios.asm\n"\
+ " ipl.prn - Dito for ipl\n"\
+ "\n"\
+ " install - Copy diskimage to memory card.\n"\
+ " You must specify the card device on the command line.\n"\
+ " Example: 'DEV=/dev/sdb1'\n"\
+ " installcpm - Like install, but install only the system tracks,\n"\
+ " leaving the CP/M file system unaffected.\n"\
+ "\n"\
+ " clean - Remove intermediate and output files.\n"