1# 2# (C) Copyright 2000-2006 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# See file CREDITS for list of people who contributed to this 6# project. 7# 8# This program is free software; you can redistribute it and/or 9# modify it under the terms of the GNU General Public License as 10# published by the Free Software Foundation; either version 2 of 11# the License, or (at your option) any later version. 12# 13# This program is distributed in the hope that it will be useful, 14# but WITHOUT ANY WARRANTY; without even the implied warranty of 15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16# GNU General Public License for more details. 17# 18# You should have received a copy of the GNU General Public License 19# along with this program; if not, write to the Free Software 20# Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21# MA 02111-1307 USA 22# 23 24include $(TOPDIR)/config.mk 25 26## Build a couple of necessary functions into a private libgcc 27LIBGCC = $(obj)libgcc.o 28GLSOBJS += _ashldi3.o 29GLSOBJS += _ashrdi3.o 30GLSOBJS += _lshrdi3.o 31LGOBJS := $(addprefix $(obj),$(GLSOBJS)) \ 32 $(addprefix $(obj),$(GLCOBJS)) 33 34## But only build it if the user asked for it 35ifdef USE_PRIVATE_LIBGCC 36TARGETS += $(LIBGCC) 37endif 38 39LIB = $(obj)lib$(ARCH).o 40 41SOBJS-y += ppccache.o 42SOBJS-y += ppcstring.o 43SOBJS-y += ticks.o 44SOBJS-y += reloc.o 45 46COBJS-$(CONFIG_BAT_RW) += bat_rw.o 47COBJS-y += board.o 48COBJS-y += bootm.o 49COBJS-y += cache.o 50COBJS-y += extable.o 51COBJS-y += interrupts.o 52COBJS-$(CONFIG_CMD_KGDB) += kgdb.o 53COBJS-${CONFIG_CMD_IDE} += ide.o 54COBJS-y += time.o 55 56# Workaround for local bus unaligned access problems 57# on MPC512x and MPC5200 58ifdef CONFIG_MPC512X 59$(obj)ppcstring.o: AFLAGS += -Dmemcpy=__memcpy 60COBJS-y += memcpy_mpc5200.o 61endif 62ifdef CONFIG_MPC5200 63$(obj)ppcstring.o: AFLAGS += -Dmemcpy=__memcpy 64COBJS-y += memcpy_mpc5200.o 65endif 66 67COBJS += $(sort $(COBJS-y)) 68 69SRCS := $(GLSOBJS:.o=.S) $(GLCOBJS:.o=.c) \ 70 $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) 71OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) 72 73TARGETS += $(LIB) 74 75all: $(TARGETS) 76 77$(LIB): $(obj).depend $(OBJS) 78 @if ! $(CROSS_COMPILE)readelf -S $(OBJS) | grep -q '\.fixup.*PROGBITS';\ 79 then \ 80 echo "ERROR: Your compiler doesn't generate .fixup sections!";\ 81 echo " Upgrade to a recent toolchain."; \ 82 exit 1; \ 83 fi; 84 $(call cmd_link_o_target, $(OBJS)) 85 86$(LIBGCC): $(obj).depend $(LGOBJS) 87 $(call cmd_link_o_target, $(LGOBJS)) 88 89######################################################################### 90 91# defines $(obj).depend target 92include $(SRCTREE)/rules.mk 93 94sinclude $(obj).depend 95 96######################################################################### 97