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AS = as -64
# NEW PART
AS += -g
CC = gcc
GIT = git
ifeq ($(GIT),none)
GIT_AVAILABLE = false
else
GIT_AVAILABLE = true
endif
CFLAGS = -std=c11 -Wall -Wextra -Wshadow -m64 -march=x86-64 -mno-mmx -mno-sse -mno-sse2 \
-fpic -fno-builtin -ffreestanding -fomit-frame-pointer -fno-stack-protector
## NEW PART
CFLAGS += -ggdb3 -O0 -DEFI_DEBUG=1
CFLAGS += -DDEBUG
INC_DIRS = -I../boot -I../system -I../lib -I../tests -I../app -Iapp
SYS_OBJS = system/acpi.o \
system/cpuid.o \
system/cpuinfo.o \
system/cpulocal.o \
system/ehci.o \
system/font.o \
system/hwctrl.o \
system/heap.o \
system/hwquirks.o \
system/keyboard.o \
system/ohci.o \
system/pci.o \
system/pmem.o \
system/reloc.o \
system/screen.o \
system/serial.o \
system/smbios.o \
system/smbus.o \
system/smp.o \
system/temperature.o \
system/timers.o \
system/uhci.o \
system/usbhcd.o \
system/vmem.o \
system/xhci.o
LIB_OBJS = lib/barrier.o \
lib/print.o \
lib/read.o \
lib/string.o \
lib/unistd.o
TST_OBJS = tests/addr_walk1.o \
tests/bit_fade.o \
tests/block_move.o \
tests/modulo_n.o \
tests/mov_inv_fixed.o \
tests/mov_inv_random.o \
tests/mov_inv_walk1.o \
tests/own_addr.o \
tests/test_helper.o \
tests/tests.o
APP_OBJS = app/badram.o \
app/config.o \
app/display.o \
app/error.o \
app/interrupt.o \
app/main.o
OBJS = boot/startup.o boot/efisetup.o $(SYS_OBJS) $(LIB_OBJS) $(TST_OBJS) $(APP_OBJS)
all: memtest.efi
-include boot/efisetup.d
-include $(subst .o,.d,$(SYS_OBJS))
-include $(subst .o,.d,$(LIB_OBJS))
-include $(subst .o,.d,$(TST_OBJS))
-include $(subst .o,.d,$(APP_OBJS))
boot/%.o: boot/%.s
$(AS) $< -o $@
boot/startup.s: ../boot/startup64.S ../boot/boot.h
@mkdir -p boot
$(CC) -E -traditional -I../boot -o $@ $<
boot/%.s: ../boot/%.S ../boot/boot.h
@mkdir -p boot
$(CC) -E -traditional -I../boot -o $@ $<
boot/efisetup.o: ../boot/efisetup.c
@mkdir -p boot
$(CC) -c $(CFLAGS) -Os $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
system/reloc.o: ../system/reloc64.c
@mkdir -p system
$(CC) -c $(CFLAGS) -fno-strict-aliasing -Os $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
system/%.o: ../system/%.c
@mkdir -p system
$(CC) -c $(CFLAGS) -Os $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
lib/%.o: ../lib/%.c
@mkdir -p lib
$(CC) -c $(CFLAGS) -Os $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
tests/%.o: ../tests/%.c
@mkdir -p tests
$(CC) -c $(CFLAGS) -O3 $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
app/%.o: ../app/%.c app/githash.h
@mkdir -p app
$(CC) -c $(CFLAGS) -Os $(INC_DIRS) -o $@ $< -MMD -MP -MT $@ -MF $(@:.o=.d)
app/githash.h: FORCE
@mkdir -p app
@( \
if $(GIT_AVAILABLE) && test -d ../.git ; then \
hash=`git rev-parse HEAD | cut -c1-7`; \
else \
hash="unknown"; \
fi; \
define=`echo "#define GIT_HASH \"$$hash\""`; \
echo $$define | diff - $@ > /dev/null 2>&1 || echo $$define > $@; \
)
FORCE:
# Link it statically once so I know I don't have undefined symbols and
# then link it dynamically so I have full relocation information.
memtest_shared: $(OBJS) ldscripts/memtest_shared.lds Makefile
$(LD) --warn-constructors --warn-common -static -T ldscripts/memtest_shared.lds -o $@ $(OBJS) && \
$(LD) -shared -Bsymbolic -T ldscripts/memtest_shared.lds -o $@ $(OBJS)
memtest_shared.bin: memtest_shared
objcopy -O binary $< memtest_shared.bin
memtest.efi: memtest_shared.bin boot/header.o boot/setup.o ldscripts/memtest_efi.lds
$(eval SIZES=$(shell size -B -d memtest_shared | grep memtest_shared))
$(LD) --defsym=_bss_size=$(word 3,$(SIZES)) -T ldscripts/memtest_efi.lds boot/header.o boot/setup.o -b binary memtest_shared.bin -o memtest.efi
clean:
rm -rf boot system lib tests app *.img *.iso memtest* iso grub-*
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