11da177e4SLinus Torvalds# 21da177e4SLinus Torvalds# linux/arch/arm/boot/compressed/Makefile 31da177e4SLinus Torvalds# 41da177e4SLinus Torvalds# create a compressed vmlinuz image from the original vmlinux 51da177e4SLinus Torvalds# 61da177e4SLinus Torvalds 71da177e4SLinus TorvaldsHEAD = head.o 81da177e4SLinus TorvaldsOBJS = misc.o 94486b863SRussell KingFONTC = $(srctree)/drivers/video/console/font_acorn_8x8.c 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds# 121da177e4SLinus Torvalds# Architecture dependencies 131da177e4SLinus Torvalds# 141da177e4SLinus Torvaldsifeq ($(CONFIG_ARCH_ACORN),y) 154486b863SRussell KingOBJS += ll_char_wr.o font.o 161da177e4SLinus Torvaldsendif 171da177e4SLinus Torvalds 181da177e4SLinus Torvaldsifeq ($(CONFIG_ARCH_SHARK),y) 191da177e4SLinus TorvaldsOBJS += head-shark.o ofw-shark.o 201da177e4SLinus Torvaldsendif 211da177e4SLinus Torvalds 221da177e4SLinus Torvaldsifeq ($(CONFIG_ARCH_L7200),y) 231da177e4SLinus TorvaldsOBJS += head-l7200.o 241da177e4SLinus Torvaldsendif 251da177e4SLinus Torvalds 261da177e4SLinus Torvaldsifeq ($(CONFIG_ARCH_P720T),y) 271da177e4SLinus Torvalds# Borrow this code from SA1100 281da177e4SLinus TorvaldsOBJS += head-sa1100.o 291da177e4SLinus Torvaldsendif 301da177e4SLinus Torvalds 311da177e4SLinus Torvaldsifeq ($(CONFIG_ARCH_SA1100),y) 321da177e4SLinus TorvaldsOBJS += head-sa1100.o 331da177e4SLinus Torvaldsendif 341da177e4SLinus Torvalds 351da177e4SLinus Torvaldsifeq ($(CONFIG_CPU_XSCALE),y) 361da177e4SLinus TorvaldsOBJS += head-xscale.o 371da177e4SLinus Torvaldsendif 381da177e4SLinus Torvalds 391da177e4SLinus Torvaldsifeq ($(CONFIG_PXA_SHARPSL),y) 401da177e4SLinus TorvaldsOBJS += head-sharpsl.o 411da177e4SLinus Torvaldsendif 421da177e4SLinus Torvalds 4326584853SCatalin Marinasifeq ($(CONFIG_CPU_ENDIAN_BE32),y) 44f12d0d7cSHyok S. Choiifeq ($(CONFIG_CPU_CP15),y) 451da177e4SLinus TorvaldsOBJS += big-endian.o 46f12d0d7cSHyok S. Choielse 47f12d0d7cSHyok S. Choi# The endian should be set by h/w design. 48f12d0d7cSHyok S. Choiendif 491da177e4SLinus Torvaldsendif 501da177e4SLinus Torvalds 511da177e4SLinus Torvalds# 521da177e4SLinus Torvalds# We now have a PIC decompressor implementation. Decompressors running 531da177e4SLinus Torvalds# from RAM should not define ZTEXTADDR. Decompressors running directly 541da177e4SLinus Torvalds# from ROM or Flash must define ZTEXTADDR (preferably via the config) 551da177e4SLinus Torvalds# FIXME: Previous assignment to ztextaddr-y is lost here. See SHARK 561da177e4SLinus Torvaldsifeq ($(CONFIG_ZBOOT_ROM),y) 571da177e4SLinus TorvaldsZTEXTADDR := $(CONFIG_ZBOOT_ROM_TEXT) 581da177e4SLinus TorvaldsZBSSADDR := $(CONFIG_ZBOOT_ROM_BSS) 591da177e4SLinus Torvaldselse 601da177e4SLinus TorvaldsZTEXTADDR := 0 611da177e4SLinus TorvaldsZBSSADDR := ALIGN(4) 621da177e4SLinus Torvaldsendif 631da177e4SLinus Torvalds 641da177e4SLinus TorvaldsSEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/ 651da177e4SLinus Torvalds 66*e7db7b42SAlbin Tonnerresuffix_$(CONFIG_KERNEL_GZIP) = gzip 67*e7db7b42SAlbin Tonnerresuffix_$(CONFIG_KERNEL_LZO) = lzo 68*e7db7b42SAlbin Tonnerre 69*e7db7b42SAlbin Tonnerretargets := vmlinux vmlinux.lds \ 70*e7db7b42SAlbin Tonnerre piggy.$(suffix_y) piggy.$(suffix_y).o \ 71*e7db7b42SAlbin Tonnerre font.o font.c head.o misc.o $(OBJS) 72014c257cSAbhishek Sagar 73606576ceSSteven Rostedtifeq ($(CONFIG_FUNCTION_TRACER),y) 74014c257cSAbhishek SagarORIG_CFLAGS := $(KBUILD_CFLAGS) 75014c257cSAbhishek SagarKBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) 76014c257cSAbhishek Sagarendif 77014c257cSAbhishek Sagar 7848da78bcSCatalin MarinasEXTRA_CFLAGS := -fpic -fno-builtin 7980cec14aSRussell KingEXTRA_AFLAGS := -Wa,-march=all 801da177e4SLinus Torvalds 811da177e4SLinus Torvalds# Supply ZRELADDR, INITRD_PHYS and PARAMS_PHYS to the decompressor via 821da177e4SLinus Torvalds# linker symbols. We only define initrd_phys and params_phys if the 831da177e4SLinus Torvalds# machine class defined the corresponding makefile variable. 841da177e4SLinus TorvaldsLDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR) 8526584853SCatalin Marinasifeq ($(CONFIG_CPU_ENDIAN_BE8),y) 8626584853SCatalin MarinasLDFLAGS_vmlinux += --be8 8726584853SCatalin Marinasendif 881da177e4SLinus Torvaldsifneq ($(INITRD_PHYS),) 891da177e4SLinus TorvaldsLDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS) 901da177e4SLinus Torvaldsendif 911da177e4SLinus Torvaldsifneq ($(PARAMS_PHYS),) 921da177e4SLinus TorvaldsLDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS) 931da177e4SLinus Torvaldsendif 94*e7db7b42SAlbin Tonnerre# ? 95*e7db7b42SAlbin TonnerreLDFLAGS_vmlinux += -p 96*e7db7b42SAlbin Tonnerre# Report unresolved symbol references 97*e7db7b42SAlbin TonnerreLDFLAGS_vmlinux += --no-undefined 98*e7db7b42SAlbin Tonnerre# Delete all temporary local symbols 99*e7db7b42SAlbin TonnerreLDFLAGS_vmlinux += -X 100*e7db7b42SAlbin Tonnerre# Next argument is a linker script 101*e7db7b42SAlbin TonnerreLDFLAGS_vmlinux += -T 102*e7db7b42SAlbin Tonnerre 103*e7db7b42SAlbin Tonnerre# For __aeabi_uidivmod 104*e7db7b42SAlbin Tonnerrelib1funcs = $(obj)/lib1funcs.o 105*e7db7b42SAlbin Tonnerre 106*e7db7b42SAlbin Tonnerre$(obj)/lib1funcs.S: $(srctree)/arch/$(SRCARCH)/lib/lib1funcs.S FORCE 107*e7db7b42SAlbin Tonnerre $(call cmd,shipped) 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds# Don't allow any static data in misc.o, which 1101da177e4SLinus Torvalds# would otherwise mess up our GOT table 1111da177e4SLinus TorvaldsCFLAGS_misc.o := -Dstatic= 1121da177e4SLinus Torvalds 113*e7db7b42SAlbin Tonnerre$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \ 114*e7db7b42SAlbin Tonnerre $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE 1151da177e4SLinus Torvalds $(call if_changed,ld) 1161da177e4SLinus Torvalds @: 1171da177e4SLinus Torvalds 118*e7db7b42SAlbin Tonnerre$(obj)/piggy.$(suffix_y): $(obj)/../Image FORCE 119*e7db7b42SAlbin Tonnerre $(call if_changed,$(suffix_y)) 1201da177e4SLinus Torvalds 121*e7db7b42SAlbin Tonnerre$(obj)/piggy.$(suffix_y).o: $(obj)/piggy.$(suffix_y) FORCE 1221da177e4SLinus Torvalds 1234486b863SRussell KingCFLAGS_font.o := -Dstatic= 1244486b863SRussell King 1254486b863SRussell King$(obj)/font.c: $(FONTC) 1264486b863SRussell King $(call cmd,shipped) 1271da177e4SLinus Torvalds 1281da177e4SLinus Torvalds$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config 1291da177e4SLinus Torvalds @sed "$(SEDFLAGS)" < $< > $@ 130