Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) # parisc/Makefile
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4) # This file is included by the global makefile so that you can add your own
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) # architecture-specific flags and dependencies. Remember to do have actions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) # for "archclean" and "archdep" for cleaning up and making dependencies for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) # this architecture
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) # This file is subject to the terms and conditions of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) # License.  See the file "COPYING" in the main directory of this archive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) # for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) # Copyright (C) 1994 by Linus Torvalds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) # Portions Copyright (C) 1999 The Puffin Group
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) # Mike Shaver, Helge Deller and Martin K. Petersen
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) ifdef CONFIG_PARISC_SELF_EXTRACT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) boot := arch/parisc/boot
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) KBUILD_IMAGE := $(boot)/bzImage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) KBUILD_IMAGE := vmlinuz
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) NM		= sh $(srctree)/arch/parisc/nm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) CHECKFLAGS	+= -D__hppa__=1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) ifdef CONFIG_64BIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) UTS_MACHINE	:= parisc64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) CHECKFLAGS	+= -D__LP64__=1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) CC_ARCHES	= hppa64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) LD_BFD		:= elf64-hppa-linux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) else # 32-bit
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) CC_ARCHES	= hppa hppa2.0 hppa1.1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) LD_BFD		:= elf32-hppa-linux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) # select defconfig based on actual architecture
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) ifeq ($(shell uname -m),parisc64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	KBUILD_DEFCONFIG := generic-64bit_defconfig
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	KBUILD_DEFCONFIG := generic-32bit_defconfig
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) export LD_BFD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) ifneq ($(SUBARCH),$(UTS_MACHINE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	ifeq ($(CROSS_COMPILE),)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 		CC_SUFFIXES = linux linux-gnu unknown-linux-gnu
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 		CROSS_COMPILE := $(call cc-cross-prefix, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 			$(foreach a,$(CC_ARCHES), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 			$(foreach s,$(CC_SUFFIXES),$(a)-$(s)-)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) ifdef CONFIG_DYNAMIC_FTRACE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) ifdef CONFIG_64BIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) NOP_COUNT := 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) NOP_COUNT := 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) export CC_USING_RECORD_MCOUNT:=1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) export CC_USING_PATCHABLE_FUNCTION_ENTRY:=1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) KBUILD_AFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) KBUILD_CFLAGS += -DCC_USING_PATCHABLE_FUNCTION_ENTRY=1 \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 		 -DFTRACE_PATCHABLE_FUNCTION_SIZE=$(NOP_COUNT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) CC_FLAGS_FTRACE := -fpatchable-function-entry=$(NOP_COUNT),$(shell echo $$(($(NOP_COUNT)-1)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) OBJCOPY_FLAGS =-O binary -R .note -R .comment -S
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) cflags-y	:= -pipe
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) # These flags should be implied by an hppa-linux configuration, but they
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) # are not in gcc 3.2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) cflags-y	+= -mno-space-regs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) # -mfast-indirect-calls is only relevant for 32-bit kernels.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) ifndef CONFIG_64BIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) cflags-y	+= -mfast-indirect-calls
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) # Currently we save and restore fpregs on all kernel entry/interruption paths.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) # If that gets optimized, we might need to disable the use of fpregs in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) # kernel.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) cflags-y	+= -mdisable-fpregs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) # Use long jumps instead of long branches (needed if your linker fails to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) # link a too big vmlinux executable). Not enabled for building modules.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) ifdef CONFIG_MLONGCALLS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) KBUILD_CFLAGS_KERNEL += -mlong-calls
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) # Without this, "ld -r" results in .text sections that are too big (> 0x40000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) # for branches to reach stubs. And multiple .text sections trigger a warning
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) # when creating the sysfs module information section.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) ifndef CONFIG_64BIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) KBUILD_CFLAGS_MODULE += -ffunction-sections
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) # select which processor to optimise for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) cflags-$(CONFIG_PA7000)		+= -march=1.1 -mschedule=7100
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) cflags-$(CONFIG_PA7200)		+= -march=1.1 -mschedule=7200
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) cflags-$(CONFIG_PA7100LC)	+= -march=1.1 -mschedule=7100LC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) cflags-$(CONFIG_PA7300LC)	+= -march=1.1 -mschedule=7300
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) cflags-$(CONFIG_PA8X00)		+= -march=2.0 -mschedule=8000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) head-y			:= arch/parisc/kernel/head.o 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) KBUILD_CFLAGS	+= $(cflags-y)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) LIBGCC		:= $(shell $(CC) -print-libgcc-file-name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) export LIBGCC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) kernel-y			:= mm/ kernel/ math-emu/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) core-y	+= $(addprefix arch/parisc/, $(kernel-y))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) libs-y	+= arch/parisc/lib/ $(LIBGCC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) drivers-$(CONFIG_OPROFILE)		+= arch/parisc/oprofile/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) boot	:= arch/parisc/boot
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) PALO := $(shell if (which palo 2>&1); then : ; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	elif [ -x /sbin/palo ]; then echo /sbin/palo; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	fi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) PALOCONF := $(shell if [ -f $(srctree)/palo.conf ]; then echo $(srctree)/palo.conf; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	else echo $(objtree)/palo.conf; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	fi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) palo lifimage: vmlinuz
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	@if test ! -x "$(PALO)"; then \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		echo 'ERROR: Please install palo first (apt-get install palo)';\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 		echo 'or build it from source and install it somewhere in your $$PATH';\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 		false; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	@if test ! -f "$(PALOCONF)"; then \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 		cp $(srctree)/arch/parisc/defpalo.conf $(objtree)/palo.conf; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 		echo 'A generic palo config file ($(objree)/palo.conf) has been created for you.'; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 		echo 'You should check it and re-run "make palo".'; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 		echo 'WARNING: the "lifimage" file is now placed in this directory by default!'; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		false; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	fi
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	$(PALO) -f $(PALOCONF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) BOOT_TARGETS    = zImage Image palo lifimage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) INSTALL_TARGETS = zinstall install
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) PHONY += bzImage $(BOOT_TARGETS) $(INSTALL_TARGETS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) # Default kernel to build
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) all: bzImage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) zImage: vmlinuz
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) Image: vmlinux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) bzImage: vmlinux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) ifdef CONFIG_PARISC_SELF_EXTRACT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) vmlinuz: bzImage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	$(OBJCOPY) $(boot)/bzImage $@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) vmlinuz: vmlinux
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	@$(KGZIP) -cf -9 $< > $@
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) install:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	$(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 			$(KERNELRELEASE) vmlinux System.map "$(INSTALL_PATH)"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) zinstall:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	$(CONFIG_SHELL) $(srctree)/arch/parisc/install.sh \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 			$(KERNELRELEASE) vmlinuz System.map "$(INSTALL_PATH)"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) CLEAN_FILES	+= lifimage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) MRPROPER_FILES	+= palo.conf
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) define archhelp
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	@echo  '* vmlinux	- Uncompressed kernel image (./vmlinux)'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	@echo  '  vmlinuz	- Compressed kernel image (./vmlinuz)'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	@echo  '  palo		- Bootable image (./lifimage)'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	@echo  '  install	- Install uncompressed vmlinux kernel using'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	@echo  '		  (your) ~/bin/$(INSTALLKERNEL) or'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	@echo  '		  (distribution) /sbin/$(INSTALLKERNEL) or'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	@echo  '		  copy to $$(INSTALL_PATH)'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	@echo  '  zinstall	- Install compressed vmlinuz kernel'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) endef
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) archclean:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	$(Q)$(MAKE) $(clean)=$(boot)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) archheaders:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	$(Q)$(MAKE) $(build)=arch/parisc/kernel/syscalls all