.PRECIOUS:${BOOT_CODE}
QUIET=1

ifeq "${QUIET}" "1"
       QUIET_AS	= @echo '  AS       '$@;
       QUIET_VVP	= @echo '  VVP      '$@;
       QUIET_IVERILOG	= @echo '  IVERILOG '$@;
       QUIET_CLEAN    = @printf '  CLEAN   %s\n' $1;
       Q = @
       MAKEOPTS=--no-print-directory
.SILENT:
else
	Q =
endif


.PHONY: run wave disas
run: $(subst .txt,.run,${BOOT_CODE})
wave: $(subst .txt,.wave,${BOOT_CODE})
disas: $(subst .txt,.disas,${BOOT_CODE})


# Assembling code
%.txt:%.bin
	${Q}dd if=/dev/zero bs=1 count=16384 of="$(subst .bin,.stage,$<)" status=none
	${Q}dd if="$<" of="$(subst .bin,.stage,$<)" conv=notrunc,nocreat status=none
	${Q}xxd -ps -c 2 "$(subst .bin,.stage,$<)" > "$@"
	${Q}rm "$(subst .bin,.stage,$<)"

%.bin:%.asm
	${QUIET_AS}
	${Q}as86 -0 "$<" -b "$@"

# Running simulation
%.lx2 %.memdump: %.txt ${SYSTEM_VVP}
	${QUIET_VVP}
	${Q}vvp "${SYSTEM_VVP}" -lxt2 +BOOT_CODE="$<" +WAVEFORM="$(subst .txt,.lx2,$<)" +MEMDUMP="$(subst .txt,.memdumptxt,$<)" +MICROCODE="${MICROCODE}"
	${Q}grep -v '^//' "$(subst .txt,.memdumptxt,$<)" | xxd -ps -c 2 -r > "$(subst .txt,.memdump,$<)"
	${Q}rm "$(subst .txt,.memdumptxt,$<)"

%.run: %.txt ${SYSTEM_VVP}
	${QUIET_VVP}
	${Q}vvp -i "${SYSTEM_VVP}" +BOOT_CODE="$<" +MICROCODE="${MICROCODE}"

%.disas: %.bin
	objdump -D -b binary -m i8086 $^ | less

# Tools
%.wave : %.lx2
	gtkwave "$<" "${GTKWSAVE}"