| # | |
| # Makefile fragment for the ROS kernel. | |
| # This is NOT a complete makefile; | |
| # you must run GNU make in the top-level directory | |
| # where the GNUmakefile is located. | |
| # | |
| KERN_BOOT_DIR := $(KERN_DIR)/boot | |
| OBJDIRS += $(KERN_BOOT_DIR) | |
| KERN_BOOT_CFLAGS += $(KERN_CFLAGS) -Os | |
| KERN_BOOT_LDFLAGS := $(KERN_LDFLAGS) -N -e start -Ttext 0x7C00 | |
| KERN_BOOT_OBJS := $(OBJDIR)/$(KERN_BOOT_DIR)/boot.o \ | |
| $(OBJDIR)/$(KERN_BOOT_DIR)/main.o | |
| $(OBJDIR)/$(KERN_BOOT_DIR)/%.o: $(KERN_BOOT_DIR)/%.c | |
| @echo + cc [BOOT] $< | |
| @mkdir -p $(@D) | |
| $(V)$(CC) $(KERN_BOOT_CFLAGS) -c -o $@ $< | |
| $(OBJDIR)/$(KERN_BOOT_DIR)/%.o: $(KERN_BOOT_DIR)/%.S | |
| @echo + as [BOOT] $< | |
| @mkdir -p $(@D) | |
| $(V)$(CC) $(KERN_BOOT_CFLAGS) -c -o $@ $< | |
| $(OBJDIR)/$(KERN_DIR)/boot: $(KERN_BOOT_OBJS) | |
| @echo + ld [BOOT] $< | |
| $(V)$(LD) $(KERN_BOOT_LDFLAGS) -o $@.out $^ | |
| $(V)$(OBJDUMP) -S $@.out >$@.asm | |
| $(V)$(OBJCOPY) -S -O binary $@.out $@ | |
| $(V)perl $(KERN_BOOT_DIR)/sign.pl $(OBJDIR)/$(KERN_DIR)/boot | |