#
# This file may be distributed under the terms of the GNU LGPLv3 license.
+# Program version
+VERSION=pre-0.4.2-$(shell date +"%Y%m%d_%H%M%S")-$(shell hostname)
+
# Output directory
OUT=out/
# Source files
-SRCBOTH=output.c util.c floppy.c ata.c misc.c mouse.c kbd.c pci.c \
- serial.c clock.c pic.c cdrom.c ps2port.c smpdetect.c resume.c \
- pnpbios.c pirtable.c
-SRC16=$(SRCBOTH) system.c disk.c apm.c pcibios.c vgahooks.c font.c
+SRCBOTH=output.c util.c block.c floppy.c ata.c misc.c mouse.c kbd.c pci.c \
+ serial.c clock.c pic.c cdrom.c ps2port.c smp.c resume.c \
+ pnpbios.c pirtable.c vgahooks.c pmm.c ramdisk.c
+SRC16=$(SRCBOTH) system.c disk.c apm.c pcibios.c font.c
SRC32=$(SRCBOTH) post.c shadow.c memmap.c coreboot.c boot.c \
acpi.c smm.c mptable.c smbios.c pciinit.c optionroms.c mtrr.c \
lzmadecode.c
$(Q)printf '$(foreach i,$2,#include "../$i"\n)' > $3.tmp.c
$(Q)$(CC) $1 -fwhole-program -DWHOLE_PROGRAM -c $3.tmp.c -o $3
endef
-else ifeq "$(COMPSTRAT)" "2"
+else
+ifeq "$(COMPSTRAT)" "2"
# Second menthod - don't use -fwhole-program at all.
define whole-compile
@echo " Compiling whole program $3"
$(Q)$(CC) $1 -fwhole-program -DWHOLE_PROGRAM -combine -c $2 -o $3
endef
endif
+endif
$(OUT)%.s: %.c
@echo " Generating offset file $@"
$(Q)./tools/gen-offsets.sh $< $@
+
$(OUT)ccode.16.s: ; $(call whole-compile, $(CFLAGS16) -S, $(addprefix src/, $(SRC16)),$@)
-$(OUT)romlayout16.o: romlayout.S $(OUT)ccode.16.s $(OUT)asm-offsets.h
+$(OUT)code16.o: romlayout.S $(OUT)ccode.16.s $(OUT)asm-offsets.h
@echo " Compiling (16bit) $@"
$(Q)$(CC) $(CFLAGS16INC) -c -D__ASSEMBLY__ $< -o $@
-$(OUT)ccode32.o: ; $(call whole-compile, $(CFLAGS), $(addprefix src/, $(SRC32)),$@)
-
-$(OUT)rom32.o: $(OUT)ccode32.o $(OUT)rombios32.lds
- @echo " Linking (no relocs) $@"
- $(Q)$(LD) -r -T $(OUT)rombios32.lds $< -o $@
+$(OUT)code32.o: ; $(call whole-compile, $(CFLAGS), $(addprefix src/, $(SRC32)),$@)
-$(OUT)romlayout16.lds $(OUT)romlayout32.lds: $(OUT)ccode32.o $(OUT)romlayout16.o
+$(OUT)romlayout16.lds $(OUT)romlayout32.lds: $(OUT)code32.o $(OUT)code16.o
@echo " Building layout information $@"
- $(Q)$(OBJDUMP) -thr $(OUT)ccode32.o > $(OUT)ccode32.o.objdump
- $(Q)$(OBJDUMP) -thr $(OUT)romlayout16.o > $(OUT)romlayout16.o.objdump
- $(Q)./tools/layoutrom.py $(OUT)romlayout16.o.objdump $(OUT)ccode32.o.objdump $(OUT)romlayout16.lds $(OUT)romlayout32.lds
+ $(Q)$(OBJDUMP) -thr $(OUT)code32.o > $(OUT)code32.o.objdump
+ $(Q)$(OBJDUMP) -thr $(OUT)code16.o > $(OUT)code16.o.objdump
+ $(Q)./tools/layoutrom.py $(OUT)code16.o.objdump $(OUT)code32.o.objdump $(OUT)romlayout16.lds $(OUT)romlayout32.lds
$(OUT)layout16.lds: $(OUT)romlayout16.lds
$(OUT)rombios32.lds: $(OUT)romlayout32.lds
-$(OUT)rom16.o: $(OUT)romlayout16.o $(OUT)rom32.o $(OUT)layout16.lds
+
+$(OUT)rom16.o: $(OUT)code16.o $(OUT)rom32.o $(OUT)layout16.lds
@echo " Linking (no relocs) $@"
$(Q)$(LD) -r -T $(OUT)layout16.lds $< -o $@
+$(OUT)rom32.o: $(OUT)code32.o $(OUT)rombios32.lds
+ @echo " Linking (no relocs) $@"
+ $(Q)$(LD) -r -T $(OUT)rombios32.lds $< -o $@
+
$(OUT)rom.o: $(OUT)rom16.o $(OUT)rom32.o $(OUT)rombios16.lds $(OUT)rombios.lds
- @echo " Linking $@"
+ @echo " Linking $@ (version \"$(VERSION)\")"
+ $(Q)echo 'const char VERSION[] __attribute__((section(".data32.version"))) = "$(VERSION)";' > $(OUT)version.c
+ $(Q)$(CC) $(CFLAGS) -c $(OUT)version.c -o $(OUT)version.o
$(Q)$(LD) -T $(OUT)rombios16.lds $(OUT)rom16.o -R $(OUT)rom32.o -o $(OUT)rom16.reloc.o
$(Q)$(STRIP) $(OUT)rom16.reloc.o -o $(OUT)rom16.final.o
- $(Q)$(OBJCOPY) --extract-symbol --adjust-vma 0xf0000 $(OUT)rom16.o $(OUT)rom16.moved.o
- $(Q)$(LD) -T $(OUT)rombios.lds $(OUT)rom16.final.o $(OUT)rom32.o -R $(OUT)rom16.moved.o -o $@
+ $(Q)$(OBJCOPY) --adjust-vma 0xf0000 $(OUT)rom16.o $(OUT)rom16.moved.o
+ $(Q)$(LD) -T $(OUT)rombios.lds $(OUT)rom16.final.o $(OUT)rom32.o $(OUT)version.o -R $(OUT)rom16.moved.o -o $@
$(OUT)bios.bin.elf: $(OUT)rom.o
@echo " Prepping $@"