| # The gate DSO image is built using a special linker script. | |
| targets += gate.so gate-syms.o | |
| extra-y += gate.so gate-syms.o gate.lds gate.o | |
| CPPFLAGS_gate.lds := -P -C -U$(ARCH) | |
| quiet_cmd_gate = GATE $@ | |
| cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@ | |
| GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \ | |
| $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) | |
| $(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE | |
| $(call if_changed,gate) | |
| $(obj)/built-in.o: $(obj)/gate-syms.o | |
| $(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o | |
| GATECFLAGS_gate-syms.o = -r | |
| $(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE | |
| $(call if_changed,gate) | |
| # gate-data.o contains the gate DSO image as data in section .data..gate. | |
| # We must build gate.so before we can assemble it. | |
| # Note: kbuild does not track this dependency due to usage of .incbin | |
| $(obj)/gate-data.o: $(obj)/gate.so |