/
usr
/
src
/
linux-headers-5.15.0-190
/
arch
/
mips
/
boot
/
compressed
/
/usr/src/linux-headers-5.15.0-190/arch/mips/boot/compressed
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/usr/src/linux-headers-5.15.0-190/arch/mips/boot/compressed/Makefile
(6247B)
# # 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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