| # Initialise variables that get added to throughout the various Makefiles |
| # |
| MAKEDEPS := Makefile .toolcheck |
| SRCDIRS := |
| SRCS := |
| NON_AUTO_SRCS := |
| DRIVERS := |
| ROMS := |
| MEDIA := |
| NON_AUTO_MEDIA := |
| |
| # Grab the central Config file. |
| # |
| MAKEDEPS += Config |
| include Config |
| |
| # If no architecture is specified in Config or on the command-line, |
| # use that of the build machine. |
| # |
| ifndef ARCH |
| ARCH := $(shell uname -m | sed -e s,i[3456789]86,i386,) |
| endif |
| |
| # Drag in architecture-specific Config |
| # |
| MAKEDEPS += arch/$(ARCH)/Config |
| include arch/$(ARCH)/Config |
| |
| # If invoked with no build target, print out a helpfully suggestive |
| # message. |
| # |
| noargs : |
| @echo '====================================================' |
| @echo 'No target specified. To specify a target, do: ' |
| @echo |
| @echo ' $(MAKE) bin/<rom-name>.<output-format> ' |
| @echo |
| @echo 'where <output-format> is one of [z]{$(MEDIA) }' |
| @echo |
| @echo 'or: ' |
| @echo |
| @echo ' $(MAKE) all<output-format>s' |
| @echo |
| @echo 'to generate all possible images of format <output-format>' |
| @echo |
| @echo 'For example, ' |
| @echo |
| @echo ' make allzroms ' |
| @echo |
| @echo 'will generate all possible .zrom (rom burnable) images, and' |
| @echo |
| @echo ' make allzdsks' |
| @echo |
| @echo 'will generate all possible .zdsk (bootable floppy) images, or' |
| @echo |
| @echo '====================================================' |
| @exit 1 |
| |
| # Locations of utilities |
| # |
| HOST_CC ?= gcc |
| CPP ?= gcc -E -Wp,-Wall |
| RM ?= rm -f |
| TOUCH ?= touch |
| MKDIR ?= mkdir |
| PERL ?= /usr/bin/perl |
| CC ?= $(CROSS_COMPILE)gcc |
| AS ?= $(CROSS_COMPILE)as |
| LD ?= $(CROSS_COMPILE)ld |
| SIZE ?= $(CROSS_COMPILE)size |
| AR ?= $(CROSS_COMPILE)ar |
| RANLIB ?= $(CROSS_COMPILE)ranlib |
| OBJCOPY ?= $(CROSS_COMPILE)objcopy |
| NM ?= $(CROSS_COMPILE)nm |
| OBJDUMP ?= $(CROSS_COMPILE)objdump |
| PARSEROM ?= $(PERL) ./util/parserom.pl |
| MAKEROM ?= $(PERL) ./util/makerom.pl |
| MKCONFIG ?= $(PERL) ./util/mkconfig.pl |
| SYMCHECK ?= $(PERL) ./util/symcheck.pl |
| SORTOBJDUMP ?= $(PERL) ./util/sortobjdump.pl |
| NRV2B ?= ./util/nrv2b |
| DOXYGEN ?= doxygen |
| |
| # Location to place generated files |
| # |
| BIN ?= bin |
| |
| # Common flags |
| # |
| CFLAGS += -I include -I arch/$(ARCH)/include -I . -DARCH=$(ARCH) |
| CFLAGS += -Os -ffreestanding |
| CFLAGS += -Wall -W -Wno-format |
| CFLAGS += -g |
| CFLAGS += $(EXTRA_CFLAGS) |
| ASFLAGS += $(EXTRA_ASFLAGS) |
| LDFLAGS += $(EXTRA_LDFLAGS) |
| |
| # CFLAGS for specific object types |
| # |
| CFLAGS_c += |
| CFLAGS_S += -DASSEMBLY |
| |
| # Base object name of the current target |
| # |
| OBJECT = $(firstword $(subst ., ,$(@F))) |
| |
| # CFLAGS for specific object files. You can define |
| # e.g. CFLAGS_rtl8139, and have those flags automatically used when |
| # compiling bin/rtl8139.o. |
| # |
| OBJ_CFLAGS = $(CFLAGS_$(OBJECT)) -DOBJECT=$(subst -,_,$(OBJECT)) |
| $(BIN)/%.flags : |
| @echo $(OBJ_CFLAGS) |
| |
| # Rules for specific object types. |
| # |
| COMPILE_c = $(CC) $(CFLAGS) $(CFLAGS_c) $(OBJ_CFLAGS) |
| RULE_c = $(COMPILE_c) -c $< -o $@ |
| RULE_c_to_dbg.o = $(COMPILE_c) -Ddebug_$(OBJECT) -c $< -o $@ |
| RULE_c_to_dbg2.o = $(COMPILE_c) -Ddebug_$(OBJECT)=2 -c $< -o $@ |
| RULE_c_to_c = $(COMPILE_c) -E -c $< > $@ |
| RULE_c_to_s = $(COMPILE_c) -S -c $< -o $@ |
| |
| PREPROCESS_S = $(CPP) $(CFLAGS) $(CFLAGS_S) $(OBJ_CFLAGS) |
| ASSEMBLE_S = $(AS) $(ASFLAGS) |
| RULE_S = $(PREPROCESS_S) $< | $(ASSEMBLE_S) -o $@ |
| RULE_S_to_s = $(PREPROCESS_S) $< > $@ |
| |
| DEBUG_TARGETS += dbg2.o dbg.o c s |
| |
| # SRCDIRS lists all directories containing source files. |
| # |
| SRCDIRS += core |
| SRCDIRS += proto |
| SRCDIRS += proto/uip |
| #SRCDIRS += image |
| SRCDIRS += drivers/bus |
| SRCDIRS += drivers/net |
| #SRCDIRS += drivers/disk |
| SRCDIRS += interface/pxe |
| |
| # NON_AUTO_SRCS lists files that are excluded from the normal |
| # automatic build system. |
| # |
| NON_AUTO_SRCS += core/elf_loader.c |
| NON_AUTO_SRCS += drivers/net/prism2.c |
| |
| # Rules for finalising files. TGT_MAKEROM_FLAGS is defined as part of |
| # the automatic build system and varies by target; it includes the |
| # "-p 0x1234,0x5678" string to set the PCI IDs. |
| # |
| FINALISE_rom = $(MAKEROM) $(MAKEROM_FLAGS) $(TGT_MAKEROM_FLAGS) \ |
| -i$(IDENT) $@ |
| |
| # Some ROMs require specific flags to be passed to makerom.pl |
| # |
| MAKEROM_FLAGS_3c503 = -3 |
| |
| # Drag in architecture-specific Makefile |
| # |
| MAKEDEPS += arch/$(ARCH)/Makefile |
| include arch/$(ARCH)/Makefile |
| |
| # Drag in the automatic build system and other housekeeping functions |
| MAKEDEPS += Makefile.housekeeping |
| include Makefile.housekeeping |
