summaryrefslogtreecommitdiffstats
path: root/arch/mips/boot/compressed/Makefile
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/boot/compressed/Makefile')
-rw-r--r--arch/mips/boot/compressed/Makefile97
1 files changed, 83 insertions, 14 deletions
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index d66511825fe1..47cd9dc7454a 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -36,6 +36,7 @@ KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \
# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
KCOV_INSTRUMENT := n
+GCOV_PROFILE := n
# decompressor objects (linked with vmlinuz)
vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o
@@ -65,7 +66,9 @@ $(obj)/bswapsi.c: $(obj)/%.c: $(srctree)/arch/mips/lib/%.c FORCE
targets := $(notdir $(vmlinuzobjs-y))
targets += vmlinux.bin
+
OBJCOPYFLAGS_vmlinux.bin := $(OBJCOPYFLAGS) -O binary -R .comment -S
+
$(obj)/vmlinux.bin: $(KBUILD_IMAGE) FORCE
$(call if_changed,objcopy)
@@ -78,12 +81,15 @@ tool_$(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)
@@ -102,14 +108,21 @@ 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 $@
+quiet_cmd_strip = STRIP $@
cmd_strip = $(STRIP) -s $@
-vmlinuz: $(src)/ld.script $(vmlinuzobjs-y) $(obj)/calc_vmlinuz_load_addr
+
+$(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
#
@@ -121,34 +134,90 @@ endif
hostprogs += ../elf2ecoff
ifdef CONFIG_32BIT
- VMLINUZ = vmlinuz
+ VMLINUZ = $(objtree)/vmlinuz
else
- VMLINUZ = vmlinuz.32
+ VMLINUZ = $(objboot)/vmlinuz.32
endif
+targets += ../vmlinuz.32
+
quiet_cmd_32 = OBJCOPY $@
cmd_32 = $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
-vmlinuz.32: vmlinuz
+
+$(objboot)/vmlinuz.32: $(objtree)/vmlinuz
$(call cmd,32)
+targets += ../vmlinuz.ecoff
+
quiet_cmd_ecoff = ECOFF $@
cmd_ecoff = $< $(VMLINUZ) $@ $(e2eflag)
-vmlinuz.ecoff: $(obj)/../elf2ecoff $(VMLINUZ)
+
+$(objboot)/vmlinuz.ecoff: $(objboot)/elf2ecoff $(VMLINUZ)
$(call cmd,ecoff)
+targets += ../vmlinuz.bin
+
OBJCOPYFLAGS_vmlinuz.bin := $(OBJCOPYFLAGS) -O binary
-vmlinuz.bin: vmlinuz
+
+$(objboot)/vmlinuz.bin: $(objtree)/vmlinuz
$(call cmd,objcopy)
+targets += ../vmlinuz.srec
+
OBJCOPYFLAGS_vmlinuz.srec := $(OBJCOPYFLAGS) -S -O srec
-vmlinuz.srec: vmlinuz
+
+$(objboot)/vmlinuz.srec: $(objtree)/vmlinuz
$(call cmd,objcopy)
-uzImage.bin: vmlinuz.bin FORCE
+targets += ../uzImage.bin
+
+$(objboot)/uzImage.bin: $(objboot)/vmlinuz.bin FORCE
$(call if_changed,uimage,none)
-clean-files += $(objtree)/vmlinuz
-clean-files += $(objtree)/vmlinuz.32
-clean-files += $(objtree)/vmlinuz.ecoff
-clean-files += $(objtree)/vmlinuz.bin
-clean-files += $(objtree)/vmlinuz.srec
+#
+# Flattened Image Tree (.itb) image
+#
+
+ifeq ($(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
+ $(call if_changed,itb-image,$<)