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| author | Kevin O'Connor <kevin@koconnor.net> | 2008-07-05 20:41:53 -0400 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2008-07-05 20:41:53 -0400 |
| commit | 2fda7cbb234a2966599d1de135f55aece69220c6 (patch) | |
| tree | 6b397d4e076238db74a4a942d2cef8dea72fa0be /Makefile | |
| parent | f85fde0cb7ae5706a90c89b199c4554607dd3201 (diff) | |
| download | seabios-2fda7cbb234a2966599d1de135f55aece69220c6.tar.gz | |
Use ld to build final rom; remove custom build utilities.
It's possible to build the final rom with a little LD magic - so use
that instead of the buildrom.py / defsyms.py method.
Also, rename all occurances of ".globl" to the more clear ".global".
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 37 |
1 files changed, 20 insertions, 17 deletions
@@ -81,13 +81,6 @@ $(OUT)%.lds: %.lds.S @echo " Precompiling $<" $(Q)$(CPP) -P $< -o $@ -$(OUT)%.bin: $(OUT)%.o - @echo " Extracting binary $@" - $(Q)objcopy -O binary $< $@ - -$(OUT)%.offset.auto.h: $(OUT)%.o - @echo " Generating symbol offset header $@" - $(Q)nm $< | ./tools/defsyms.py $@ $(OUT)blob.16.s: ; $(call whole-compile, $(CFLAGS16) -S, $(addprefix src/, $(SRC16)),$@) @@ -96,20 +89,30 @@ $(OUT)romlayout16.o: romlayout.S $(OUT)blob.16.s $(TABLEASM) @echo " Generating 16bit layout of $@" $(Q)$(CC) $(CFLAGS16) -c $< -o $@ -$(OUT)rom16.o: $(OUT)romlayout16.o $(OUT)rombios16.lds - @echo " Linking $@" - $(Q)ld -T $(OUT)rombios16.lds $< -o $@.16 - $(Q)objcopy --change-addresses 0xf0000 $@.16 $@ +$(OUT)romlayout32.o: ; $(call whole-compile, $(CFLAGS), $(addprefix src/, $(SRC32)),$@) + +$(OUT)rom32.notreloc.o: $(OUT)romlayout32.o $(OUT)rombios32.lds + @echo " Linking (no relocs) $@" + $(Q)ld -r -T $(OUT)rombios32.lds $< -o $@.raw + $(Q)objcopy --prefix-symbols=_code32_ $@.raw $@ -$(OUT)romlayout32.o: $(OUT)rom16.offset.auto.h ; $(call whole-compile, $(CFLAGS), $(addprefix src/, $(SRC32)),$@) +$(OUT)rom16.o: $(OUT)romlayout16.o $(OUT)rom32.notreloc.o $(OUT)rombios16.lds + @echo " Linking $@" + $(Q)ld -T $(OUT)rombios16.lds -R $(OUT)rom32.notreloc.o $< -o $@ -$(OUT)rom32.o: $(OUT)romlayout32.o $(OUT)rombios32.lds +$(OUT)rom32.o: $(OUT)rom16.o $(OUT)romlayout32.o $(OUT)rombios32.lds @echo " Linking $@" - $(Q)ld -T $(OUT)rombios32.lds $< -o $@ + $(Q)ld -T $(OUT)rombios32.lds $(OUT)rom16.o $(OUT)romlayout32.o -o $@ + $(Q)nm $@ | ./tools/checkrom.py + +$(OUT)bios.bin.elf: $(OUT)rom32.o + @echo " Stripping $<" + $(Q)strip $< -o $@ + +$(OUT)bios.bin: $(OUT)bios.bin.elf + @echo " Extracting binary $@" + $(Q)objcopy -O binary $< $@ -$(OUT)bios.bin: $(OUT)rom16.bin $(OUT)rom32.bin $(OUT)rom16.offset.auto.h $(OUT)rom32.offset.auto.h - @echo " Building $@" - $(Q)./tools/buildrom.py ####### Generic rules clean: |