1 # 2 # parisc/Makefile 3 # 4 # This file is included by the global makefile so that you can add your own 5 # architecture-specific flags and dependencies. 6 # 7 # This file is subject to the terms and conditions of the GNU General Public 8 # License. See the file "COPYING" in the main directory of this archive 9 # for more details. 10 # 11 # Copyright (C) 1994 by Linus Torvalds 12 # Portions Copyright (C) 1999 The Puffin Group 13 # 14 # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, 15 # Mike Shaver, Helge Deller and Martin K. Petersen 16 # 17 18 boot := arch/parisc/boot 19 KBUILD_IMAGE := $(boot)/bzImage 20 21 CHECKFLAGS += -D__hppa__=1 22 23 ifdef CONFIG_64BIT 24 UTS_MACHINE := parisc64 25 CHECKFLAGS += -D__LP64__=1 26 LD_BFD := elf64-hppa-linux 27 else # 32-bit 28 LD_BFD := elf32-hppa-linux 29 endif 30 31 # select defconfig based on actual architecture 32 ifeq ($(ARCH),parisc64) 33 KBUILD_DEFCONFIG := generic-64bit_defconfig 34 CC_ARCHES := hppa64 35 else 36 KBUILD_DEFCONFIG := generic-32bit_defconfig 37 CC_ARCHES := hppa hppa2.0 hppa1.1 38 endif 39 40 export LD_BFD 41 42 # Set default 32 bits cross compilers for vdso 43 CC_ARCHES_32 = hppa hppa2.0 hppa1.1 44 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux 45 CROSS32_COMPILE := $(call cc-cross-prefix, \ 46 $(foreach a,$(CC_ARCHES_32), \ 47 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) 48 CROSS32CC := $(CROSS32_COMPILE)gcc 49 export CROSS32CC 50 51 # Set default cross compiler for kernel build 52 ifdef cross_compiling 53 ifeq ($(CROSS_COMPILE),) 54 CC_SUFFIXES = linux linux-gnu unknown-linux-gnu suse-linux 55 CROSS_COMPILE := $(call cc-cross-prefix, \ 56 $(foreach a,$(CC_ARCHES), \ 57 $(foreach s,$(CC_SUFFIXES),$(a)-$(s)-))) 58 endif 59 endif 60 61 ifdef CONFIG_DYNAMIC_FTRACE 62 ifdef CONFIG_64BIT 63 NOP_COUNT := 8 64 else 65 NOP_COUNT := 5 66 endif 67 68 export CC_USING_RECORD_MCOUNT:=1 69 export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1 70 71 KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 72 KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \ 73 -DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT) 74 75 CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1))) 76 endif 77 78 OBJCOPY_FLAGS =-O binary -R .note -R .comment -S 79 80 cflags-y := -pipe 81 82 # These flags should be implied by an hppa-linux configuration, but they 83 # are not in gcc 3.2. 84 cflags-y += -mno-space-regs 85 86 # -mfast-indirect-calls is only relevant for 32-bit kernels. 87 ifndef CONFIG_64BIT 88 cflags-y += -mfast-indirect-calls 89 endif 90 91 # Currently we save and restore fpregs on all kernel entry/interruption paths. 92 # If that gets optimized, we might need to disable the use of fpregs in the 93 # kernel. 94 cflags-y += -mdisable-fpregs 95 96 # Use long jumps instead of long branches (needed if your linker fails to 97 # link a too big vmlinux executable). Not enabled for building modules. 98 ifdef CONFIG_MLONGCALLS 99 KBUILD_CFLAGS_KERNEL += -mlong-calls 100 endif 101 102 # Without this, "ld -r" results in .text sections that are too big (> 0x40000) 103 # for branches to reach stubs. And multiple .text sections trigger a warning 104 # when creating the sysfs module information section. 105 ifndef CONFIG_64BIT 106 KBUILD_CFLAGS_MODULE += -ffunction-sections 107 endif 108 109 # select which processor to optimise for 110 cflags-$(CONFIG_PA7000) += -march=1.1 -mschedule=7100 111 cflags-$(CONFIG_PA7200) += -march=1.1 -mschedule=7200 112 cflags-$(CONFIG_PA7100LC) += -march=1.1 -mschedule=7100LC 113 cflags-$(CONFIG_PA7300LC) += -march=1.1 -mschedule=7300 114 cflags-$(CONFIG_PA8X00) += -march=2.0 -mschedule=8000 115 116 KBUILD_CFLAGS += $(cflags-y) 117 LIBGCC := $(shell $(CC) -print-libgcc-file-name) 118 export LIBGCC 119 120 libs-y += arch/parisc/lib/ $(LIBGCC) 121 122 drivers-$(CONFIG_VIDEO) += arch/parisc/video/ 123 124 boot := arch/parisc/boot 125 126 PALO := $(shell if (which palo 2>&1); then : ; \ 127 elif [ -x /sbin/palo ]; then echo /sbin/palo; \ 128 fi) 129 130 PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \ 131 else echo $(objtree)/palo.conf; \ 132 fi) 133 134 palo lifimage: vmlinuz 135 @if test ! -x "$(PALO)"; then \ 136 echo 'ERROR: Please install palo first (apt-get install palo)';\ 137 echo 'or build it from source and install it somewhere in your $$PATH';\ 138 false; \ 139 fi 140 @if test ! -f "$(PALOCONF)"; then \ 141 cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \ 142 echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \ 143 echo 'You should check it and re-run "make palo".'; \ 144 echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \ 145 false; \ 146 fi 147 $(PALO) -f $(PALOCONF) 148 149 BOOT_TARGETS = zImage Image palo lifimage 150 INSTALL_TARGETS = zinstall install 151 152 PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS) 153 154 # Default kernel to build 155 all: bzImage 156 157 zImage: vmlinuz 158 Image: vmlinux 159 160 bzImage: vmlinux 161 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 162 163 vmlinuz: bzImage 164 $(OBJCOPY) $(boot)/bzImage $@ 165 166 ifeq ($(KBUILD_EXTMOD),) 167 # We need to generate vdso-offsets.h before compiling certain files in kernel/. 168 # In order to do that, we should use the archprepare target, but we can't since 169 # asm-offsets.h is included in some files used to generate vdso-offsets.h, and 170 # asm-offsets.h is built in prepare0, for which archprepare is a dependency. 171 # Therefore we need to generate the header after prepare0 has been made, hence 172 # this hack. 173 prepare: vdso_prepare 174 vdso_prepare: prepare0 175 $(if $(CONFIG_64BIT),$(Q)$(MAKE) \ 176 $(build)=arch/parisc/kernel/vdso64 include/generated/vdso64-offsets.h) 177 $(Q)$(MAKE) $(build)=arch/parisc/kernel/vdso32 include/generated/vdso32-offsets.h 178 endif 179 180 vdso-install-y += arch/parisc/kernel/vdso32/vdso32.so 181 vdso-install-$(CONFIG_64BIT) += arch/parisc/kernel/vdso64/vdso64.so 182 183 install: KBUILD_IMAGE := vmlinux 184 zinstall: KBUILD_IMAGE := vmlinuz 185 install zinstall: 186 $(call cmd,install) 187 188 CLEAN_FILES += lifimage 189 MRPROPER_FILES += palo.conf 190 191 define archhelp 192 @echo '* vmlinux - Uncompressed kernel image (./vmlinux)' 193 @echo ' vmlinuz - Compressed kernel image (./vmlinuz)' 194 @echo ' palo - Bootable image (./lifimage)' 195 @echo ' install - Install uncompressed vmlinux kernel using' 196 @echo ' (your) ~/bin/$(INSTALLKERNEL) or' 197 @echo ' (distribution) /sbin/$(INSTALLKERNEL) or' 198 @echo ' copy to $$(INSTALL_PATH)' 199 @echo ' zinstall - Install compressed vmlinuz kernel' 200 endef 201 202 archheaders: 203 $(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.