| Isaku Yamahata | e4ff5b8 | 2009-03-04 21:05:42 +0900 | [diff] [blame] | 1 | # The gate DSO image is built using a special linker script. | 
 | 2 |  | 
 | 3 | targets += gate.so gate-syms.o | 
 | 4 |  | 
 | 5 | extra-y += gate.so gate-syms.o gate.lds gate.o | 
 | 6 |  | 
 | 7 | CPPFLAGS_gate.lds := -P -C -U$(ARCH) | 
 | 8 |  | 
 | 9 | quiet_cmd_gate = GATE $@ | 
 | 10 |       cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@ | 
 | 11 |  | 
 | 12 | GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \ | 
| Sam Ravnborg | f86fd30 | 2009-09-19 10:14:33 +0200 | [diff] [blame] | 13 | 		     $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) | 
| Isaku Yamahata | e4ff5b8 | 2009-03-04 21:05:42 +0900 | [diff] [blame] | 14 | $(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE | 
 | 15 | 	$(call if_changed,gate) | 
 | 16 |  | 
 | 17 | $(obj)/built-in.o: $(obj)/gate-syms.o | 
 | 18 | $(obj)/built-in.o: ld_flags += -R $(obj)/gate-syms.o | 
 | 19 |  | 
 | 20 | GATECFLAGS_gate-syms.o = -r | 
 | 21 | $(obj)/gate-syms.o: $(obj)/gate.lds $(obj)/gate.o FORCE | 
 | 22 | 	$(call if_changed,gate) | 
 | 23 |  | 
| Denys Vlasenko | e1cb14b | 2010-02-20 01:03:40 +0100 | [diff] [blame] | 24 | # gate-data.o contains the gate DSO image as data in section .data..gate. | 
| Isaku Yamahata | e4ff5b8 | 2009-03-04 21:05:42 +0900 | [diff] [blame] | 25 | # We must build gate.so before we can assemble it. | 
 | 26 | # Note: kbuild does not track this dependency due to usage of .incbin | 
 | 27 | $(obj)/gate-data.o: $(obj)/gate.so |