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linux-stable/arch/mips/boot/compressed/Makefile
Paul Cercueil 38e9447399 MIPS: compressed: Fix build with ZSTD compression 
[ Upstream commit c5c7440fe7 ]

Fix the following build issues:

mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `FSE_buildDTable_internal':
 decompress.c:(.text.FSE_buildDTable_internal+0x2cc): undefined reference to `__clzdi2'
   mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `BIT_initDStream':
   decompress.c:(.text.BIT_initDStream+0x7c): undefined reference to `__clzdi2'
   mips64el-linux-ld: decompress.c:(.text.BIT_initDStream+0x158): undefined reference to `__clzdi2'
   mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `ZSTD_buildFSETable_body_default.constprop.0':
 decompress.c:(.text.ZSTD_buildFSETable_body_default.constprop.0+0x2a8): undefined reference to `__clzdi2'
   mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `FSE_readNCount_body_default':
 decompress.c:(.text.FSE_readNCount_body_default+0x130): undefined reference to `__ctzdi2'
 mips64el-linux-ld: decompress.c:(.text.FSE_readNCount_body_default+0x1a4): undefined reference to `__ctzdi2'
 mips64el-linux-ld: decompress.c:(.text.FSE_readNCount_body_default+0x2e4): undefined reference to `__clzdi2'
   mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `HUF_readStats_body_default':
 decompress.c:(.text.HUF_readStats_body_default+0x184): undefined reference to `__clzdi2'
 mips64el-linux-ld: decompress.c:(.text.HUF_readStats_body_default+0x1b4): undefined reference to `__clzdi2'
   mips64el-linux-ld: arch/mips/boot/compressed/decompress.o: in function `ZSTD_DCtx_getParameter':
 decompress.c:(.text.ZSTD_DCtx_getParameter+0x60): undefined reference to `__clzdi2'

Fixes: a510b61613 ("MIPS: Add support for ZSTD-compressed kernels")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Nick Terrell <terrelln@fb.com>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-01-27 11:04:21 +01:00

230 lines
6.1 KiB
Makefile
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#
# This file is subject to the terms and conditions of the GNU General Public
# License.
#
# Adapted for MIPS Pete Popov, Dan Malek
#
# Copyright (C) 1994 by Linus Torvalds
# Adapted for PowerPC by Gary Thomas
# modified by Cort (cort@cs.nmt.edu)
#
# Copyright (C) 2009 Lemote Inc. & DSLab, Lanzhou University
# Author: Wu Zhangjin <wuzhangjin@gmail.com>
#
include $(srctree)/arch/mips/Kbuild.platforms
# set the default size of the mallocing area for decompressing
BOOT_HEAP_SIZE := 0x400000
# Disable Function Tracer
KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_FTRACE), $(KBUILD_CFLAGS))
KBUILD_CFLAGS := $(filter-out -fstack-protector, $(KBUILD_CFLAGS))
# Disable lq/sq in zboot
ifdef CONFIG_CPU_LOONGSON64
KBUILD_CFLAGS := $(filter-out -march=loongson3a, $(KBUILD_CFLAGS)) -march=mips64r2
endif
KBUILD_CFLAGS := $(KBUILD_CFLAGS) -D__KERNEL__ -D__DISABLE_EXPORTS \
-DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) -D"VMLINUX_LOAD_ADDRESS_ULL=$(VMLINUX_LOAD_ADDRESS)ull"
KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \
-DBOOT_HEAP_SIZE=$(BOOT_HEAP_SIZE) \
-DKERNEL_ENTRY=$(VMLINUX_ENTRY_ADDRESS)
# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
KCOV_INSTRUMENT := n
GCOV_PROFILE := n
UBSAN_SANITIZE := n
# decompressor objects (linked with vmlinuz)
vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o $(obj)/bswapsi.o
ifdef CONFIG_DEBUG_ZBOOT
vmlinuzobjs-$(CONFIG_DEBUG_ZBOOT) += $(obj)/dbg.o
vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART16550) += $(obj)/uart-16550.o
vmlinuzobjs-$(CONFIG_SYS_SUPPORTS_ZBOOT_UART_PROM) += $(obj)/uart-prom.o
vmlinuzobjs-$(CONFIG_MIPS_ALCHEMY) += $(obj)/uart-alchemy.o
vmlinuzobjs-$(CONFIG_ATH79) += $(obj)/uart-ath79.o
endif
extra-y += uart-ath79.c
$(obj)/uart-ath79.c: $(srctree)/arch/mips/ath79/early_printk.c
$(call cmd,shipped)
vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o
vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o $(obj)/ashldi3.o $(obj)/clz_ctz.o
extra-y += ashldi3.c
$(obj)/ashldi3.c: $(obj)/%.c: $(srctree)/lib/%.c FORCE
$(call if_changed,shipped)
extra-y += bswapsi.c
$(obj)/bswapsi.c: $(obj)/%.c: $(srctree)/arch/mips/lib/%.c FORCE
$(call if_changed,shipped)
extra-y += bswapdi.c
$(obj)/bswapdi.c: $(obj)/%.c: $(srctree)/arch/mips/lib/%.c FORCE
$(call if_changed,shipped)
targets := $(notdir $(vmlinuzobjs-y))
targets += vmlinux.bin
OBJCOPYFLAGS_vmlinux.bin := $(OBJCOPYFLAGS) -O binary -R .comment -S
$(obj)/vmlinux.bin: $(KBUILD_IMAGE) FORCE
$(call if_changed,objcopy)
tool_$(CONFIG_KERNEL_GZIP) = gzip
tool_$(CONFIG_KERNEL_BZIP2) = bzip2
tool_$(CONFIG_KERNEL_LZ4) = lz4
tool_$(CONFIG_KERNEL_LZMA) = lzma
tool_$(CONFIG_KERNEL_LZO) = lzo
tool_$(CONFIG_KERNEL_XZ) = xzkern
tool_$(CONFIG_KERNEL_ZSTD) = zstd22
targets += vmlinux.bin.z
$(obj)/vmlinux.bin.z: $(obj)/vmlinux.bin FORCE
$(call if_changed,$(tool_y))
targets += piggy.o dummy.o
OBJCOPYFLAGS_piggy.o := --add-section=.image=$(obj)/vmlinux.bin.z \
--set-section-flags=.image=contents,alloc,load,readonly,data
$(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux.bin.z FORCE
$(call if_changed,objcopy)
HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUXINCLUDE)
# Calculate the load address of the compressed kernel image
hostprogs := calc_vmlinuz_load_addr
ifneq ($(zload-y),)
VMLINUZ_LOAD_ADDRESS := $(zload-y)
else
VMLINUZ_LOAD_ADDRESS = $(shell $(obj)/calc_vmlinuz_load_addr \
$(obj)/vmlinux.bin $(LINKER_LOAD_ADDRESS))
endif
UIMAGE_LOADADDR = $(VMLINUZ_LOAD_ADDRESS)
vmlinuzobjs-y += $(obj)/piggy.o
targets += ../../../../vmlinuz
quiet_cmd_zld = LD $@
cmd_zld = $(LD) $(KBUILD_LDFLAGS) -Ttext $(VMLINUZ_LOAD_ADDRESS) -T $< $(vmlinuzobjs-y) -o $@
quiet_cmd_strip = STRIP $@
cmd_strip = $(STRIP) -s $@
$(objtree)/vmlinuz: $(src)/ld.script $(vmlinuzobjs-y) $(obj)/calc_vmlinuz_load_addr
$(call cmd,zld)
$(call cmd,strip)
objboot := $(objtree)/arch/mips/boot
$(objboot)/vmlinuz: $(objtree)/vmlinuz FORCE
#
# Some DECstations need all possible sections of an ECOFF executable
#
ifdef CONFIG_MACH_DECSTATION
e2eflag := -a
endif
# elf2ecoff can only handle 32bit image
hostprogs += ../elf2ecoff
ifdef CONFIG_32BIT
VMLINUZ = $(objtree)/vmlinuz
else
VMLINUZ = $(objboot)/vmlinuz.32
endif
targets += ../vmlinuz.32
quiet_cmd_32 = OBJCOPY $@
cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
$(objboot)/vmlinuz.32: $(objtree)/vmlinuz
$(call cmd,32)
targets += ../vmlinuz.ecoff
quiet_cmd_ecoff = ECOFF $@
cmd_ecoff = $< $(VMLINUZ) $@ $(e2eflag)
$(objboot)/vmlinuz.ecoff: $(objboot)/elf2ecoff $(VMLINUZ)
$(call cmd,ecoff)
targets += ../vmlinuz.bin
OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary
$(objboot)/vmlinuz.bin: $(objtree)/vmlinuz
$(call cmd,objcopy)
targets += ../vmlinuz.srec
OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec
$(objboot)/vmlinuz.srec: $(objtree)/vmlinuz
$(call cmd,objcopy)
targets += ../uzImage.bin
$(objboot)/uzImage.bin: $(objboot)/vmlinuz.bin FORCE
$(call if_changed,uimage,none)
#
# Flattened Image Tree (.itb) image
#
ifeq ($(ADDR_BITS),32)
itb_addr_cells = 1
endif
ifeq ($(ADDR_BITS),64)
itb_addr_cells = 2
endif
targets += ../vmlinuz.its.S
quiet_cmd_its_cat = CAT $@
cmd_its_cat = cat $(real-prereqs) >$@
$(objboot)/vmlinuz.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE
$(call if_changed,its_cat)
targets += ../vmlinuz.its
quiet_cmd_cpp_its_S = ITS $@
cmd_cpp_its_S = $(CPP) -P -C -o $@ $< \
-DKERNEL_NAME="\"Linux $(KERNELRELEASE)\"" \
-DVMLINUX_BINARY="\"$(2)\"" \
-DVMLINUX_COMPRESSION="\"none\"" \
-DVMLINUX_LOAD_ADDRESS=$(VMLINUZ_LOAD_ADDRESS) \
-DVMLINUX_ENTRY_ADDRESS=$(VMLINUZ_LOAD_ADDRESS) \
-DADDR_BITS=$(ADDR_BITS) \
-DADDR_CELLS=$(itb_addr_cells)
$(objboot)/vmlinuz.its: $(objboot)/vmlinuz.its.S FORCE
$(call if_changed,cpp_its_S,vmlinuz.bin)
targets += ../vmlinuz.itb
quiet_cmd_itb-image = ITB $@
cmd_itb-image = \
env PATH="$(objtree)/scripts/dtc:$(PATH)" \
$(BASH) $(MKIMAGE) \
-D "-I dts -O dtb -p 500 \
--include $(objtree)/arch/mips \
--warning no-unit_address_vs_reg" \
-f $(2) $@
$(objboot)/vmlinuz.itb: $(objboot)/vmlinuz.its $(objboot)/vmlinuz.bin FORCE
$(call if_changed,itb-image,$<)
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