# # frv/Makefile # # This file is included by the global makefile so that you can add your own # architecture-specific flags and dependencies. Remember to do have actions # for "archclean" and "archdep" for cleaning up and making dependencies for # this architecture # # This file is subject to the terms and conditions of the GNU General Public # License. See the file "COPYING" in the main directory of this archive # for more details. # # Copyright (c) 2003, 2004 Red Hat Inc. # - Written by David Howells <dhowells@redhat.com> # - Derived from arch/m68knommu/Makefile, # Copyright (c) 1999,2001 D. Jeff Dionne <jeff@lineo.ca>, # Rt-Control Inc. / Lineo, Inc. # # Copyright (C) 1998,1999 D. Jeff Dionne <jeff@uclinux.org>, # Kenneth Albanowski <kjahds@kjahds.com>, # # Based on arch/m68k/Makefile: # Copyright (C) 1994 by Hamish Macdonald # CCSPECS := $(shell $(CC) -v 2>&1 | grep "^Reading specs from " | head -1 | cut -c20-) CCDIR := $(strip $(patsubst %/specs,%,$(CCSPECS))) CPUCLASS := fr400 # test for cross compiling COMPILE_ARCH = $(shell uname -m) ifdef CONFIG_MMU UTS_SYSNAME = -DUTS_SYSNAME=\"Linux\" else UTS_SYSNAME = -DUTS_SYSNAME=\"uClinux\" endif ARCHMODFLAGS += -G0 -mlong-calls ifdef CONFIG_GPREL_DATA_8 KBUILD_CFLAGS += -G8 else ifdef CONFIG_GPREL_DATA_4 KBUILD_CFLAGS += -G4 else ifdef CONFIG_GPREL_DATA_NONE KBUILD_CFLAGS += -G0 endif endif endif #LDFLAGS_vmlinux := -Map linkmap.txt ifdef CONFIG_GC_SECTIONS KBUILD_CFLAGS += -ffunction-sections -fdata-sections LINKFLAGS += --gc-sections endif ifndef CONFIG_FRAME_POINTER KBUILD_CFLAGS += -mno-linked-fp endif ifdef CONFIG_CPU_FR451_COMPILE KBUILD_CFLAGS += -mcpu=fr450 KBUILD_AFLAGS += -mcpu=fr450 ASFLAGS += -mcpu=fr450 else ifdef CONFIG_CPU_FR551_COMPILE KBUILD_CFLAGS += -mcpu=fr550 KBUILD_AFLAGS += -mcpu=fr550 ASFLAGS += -mcpu=fr550 else KBUILD_CFLAGS += -mcpu=fr400 KBUILD_AFLAGS += -mcpu=fr400 ASFLAGS += -mcpu=fr400 endif endif # pretend the kernel is going to run on an FR400 with no media-fp unit # - reserve CC3 for use with atomic ops # - all the extra registers are dealt with only at context switch time KBUILD_CFLAGS += -mno-fdpic -mgpr-32 -msoft-float -mno-media KBUILD_CFLAGS += -ffixed-fcc3 -ffixed-cc3 -ffixed-gr15 -ffixed-icc2 KBUILD_AFLAGS += -mno-fdpic ASFLAGS += -mno-fdpic # make sure the .S files get compiled with debug info # and disable optimisations that are unhelpful whilst debugging ifdef CONFIG_DEBUG_INFO #KBUILD_CFLAGS += -O1 KBUILD_AFLAGS += -Wa,--gdwarf2 ASFLAGS += -Wa,--gdwarf2 endif head-y := arch/frv/kernel/head.o arch/frv/kernel/init_task.o core-y += arch/frv/kernel/ arch/frv/mm/ libs-y += arch/frv/lib/ core-$(CONFIG_MB93090_MB00) += arch/frv/mb93090-mb00/ all: Image Image: vmlinux $(Q)$(MAKE) $(build)=arch/frv/boot $@ bootstrap: $(Q)$(MAKEBOOT) bootstrap archclean: $(Q)$(MAKE) $(clean)=arch/frv/boot archdep: scripts/mkdep symlinks $(Q)$(MAKE) $(build)=arch/frv/boot dep