1# BK Id: %F% %I% %G% %U% %#% 2# 3# This file is included by the global makefile so that you can add your own 4# architecture-specific flags and dependencies. Remember to do have actions 5# for "archclean" and "archdep" for cleaning up and making dependencies for 6# this architecture 7# 8# This file is subject to the terms and conditions of the GNU General Public 9# License. See the file "COPYING" in the main directory of this archive 10# for more details. 11# 12# Copyright (C) 1994 by Linus Torvalds 13# Changes for PPC by Gary Thomas 14# Rewritten by Cort Dougan and Paul Mackerras 15# 16 17# Be sure to change PAGE_OFFSET in include/asm-ppc/page.h to match 18KERNELLOAD =0xc0000000 19 20ifeq ($(shell uname -m),ppc) 21CHECKS = checks 22endif 23 24LINKFLAGS = -T arch/ppc/vmlinux.lds -Ttext $(KERNELLOAD) -Bstatic 25CPPFLAGS := $(CPPFLAGS) -I$(TOPDIR)/arch/$(ARCH) 26AFLAGS := $(AFLAGS) -I$(TOPDIR)/arch/$(ARCH) 27CFLAGS := $(CFLAGS) -I$(TOPDIR)/arch/$(ARCH) -fsigned-char \ 28 -msoft-float -pipe -ffixed-r2 -Wno-uninitialized \ 29 -mmultiple -mstring 30HOSTCFLAGS += -I$(TOPDIR)/arch/$(ARCH) 31CPP = $(CC) -E $(CFLAGS) 32 33ifdef CONFIG_4xx 34CFLAGS := $(CFLAGS) -Wa,-m405 35endif 36 37ifdef CONFIG_8xx 38CFLAGS := $(CFLAGS) -mcpu=860 39endif 40 41ifdef CONFIG_PPC64BRIDGE 42CFLAGS := $(CFLAGS) -Wa,-mppc64bridge 43endif 44 45ifdef CONFIG_MORE_COMPILE_OPTIONS 46# Use sed to remove the quotes. 47 CFLAGS += $(shell echo $(CONFIG_COMPILE_OPTIONS) | sed -e 's/"//g') 48endif 49 50ifdef CONFIG_4xx 51 HEAD := arch/ppc/kernel/head_4xx.o 52else 53 ifdef CONFIG_8xx 54 HEAD := arch/ppc/kernel/head_8xx.o 55 else 56 HEAD := arch/ppc/kernel/head.o 57 ifdef CONFIG_6xx 58 HEAD += arch/ppc/kernel/idle_6xx.o 59 endif 60 endif 61endif 62 63ARCH_SUBDIRS = arch/ppc/kernel arch/ppc/platforms arch/ppc/mm arch/ppc/lib 64SUBDIRS := $(SUBDIRS) $(ARCH_SUBDIRS) 65CORE_FILES := arch/ppc/kernel/kernel.o arch/ppc/platforms/platform.o \ 66 arch/ppc/mm/mm.o arch/ppc/lib/lib.o $(CORE_FILES) 67 68ifdef CONFIG_MATH_EMULATION 69SUBDIRS += arch/ppc/math-emu 70CORE_FILES += arch/ppc/math-emu/math-emu.o 71endif 72 73ifdef CONFIG_XMON 74SUBDIRS += arch/ppc/xmon 75CORE_FILES += arch/ppc/xmon/x.o 76endif 77 78MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot 79 80ifdef CONFIG_8xx 81SUBDIRS += arch/ppc/8xx_io 82DRIVERS += arch/ppc/8xx_io/8xx_io.o 83endif 84 85ifdef CONFIG_8260 86SUBDIRS += arch/ppc/8260_io 87DRIVERS += arch/ppc/8260_io/8260_io.o 88endif 89 90ifdef CONFIG_APUS 91SUBDIRS += arch/ppc/amiga 92CORE_FILES += arch/ppc/amiga/amiga.o 93endif 94 95checks: 96 @$(MAKE) -C arch/$(ARCH)/kernel checks 97 98BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd 99 100# All the instructions talk about "make bzImage". 101bzImage: zImage 102 103$(BOOT_TARGETS): $(CHECKS) vmlinux 104 @$(MAKEBOOT) $@ 105 106%_config: arch/ppc/configs/%_defconfig 107 rm -f .config arch/ppc/defconfig 108 cp -f arch/ppc/configs/$(@:config=defconfig) arch/ppc/defconfig 109 110archclean: 111 rm -f arch/ppc/kernel/{mk_defs,ppc_defs.h,find_name,checks} 112 @$(MAKEBOOT) clean 113 114archmrproper: 115 116archdep: scripts/mkdep 117 $(MAKEBOOT) fastdep 118