| 1 | --- a/arch/powerpc/Makefile |
| 2 | +++ b/arch/powerpc/Makefile |
| 3 | @@ -165,7 +165,9 @@ all: zImage |
| 4 | |
| 5 | # With make 3.82 we cannot mix normal and wildcard targets |
| 6 | BOOT_TARGETS1 := zImage zImage.initrd uImage |
| 7 | -BOOT_TARGETS2 := zImage% dtbImage% treeImage.% cuImage.% simpleImage.% uImage.% |
| 8 | +BOOT_TARGETS2 := uImage.fit.% zImage% dtbImage% treeImage.% cuImage.% \ |
| 9 | + simpleImage.% uImage.% |
| 10 | + |
| 11 | |
| 12 | PHONY += $(BOOT_TARGETS1) $(BOOT_TARGETS2) |
| 13 | |
| 14 | @@ -198,6 +200,7 @@ define archhelp |
| 15 | @echo '* zImage - Build default images selected by kernel config' |
| 16 | @echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)' |
| 17 | @echo ' uImage - U-Boot native image format' |
| 18 | + @echo ' uImage.fit.<dt> - U-Boot Flattened Image Tree image format' |
| 19 | @echo ' cuImage.<dt> - Backwards compatible U-Boot image for older' |
| 20 | @echo ' versions which do not support device trees' |
| 21 | @echo ' dtbImage.<dt> - zImage with an embedded device tree blob' |
| 22 | --- a/arch/powerpc/boot/.gitignore |
| 23 | +++ b/arch/powerpc/boot/.gitignore |
| 24 | @@ -18,6 +18,7 @@ kernel-vmlinux.strip.c |
| 25 | kernel-vmlinux.strip.gz |
| 26 | mktree |
| 27 | uImage |
| 28 | +uImage.fit.* |
| 29 | cuImage.* |
| 30 | dtbImage.* |
| 31 | treeImage.* |
| 32 | --- a/arch/powerpc/boot/Makefile |
| 33 | +++ b/arch/powerpc/boot/Makefile |
| 34 | @@ -326,6 +326,9 @@ $(obj)/uImage.initrd.%: vmlinux $(obj)/% |
| 35 | $(obj)/uImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) |
| 36 | $(call if_changed,wrap,uboot-$*,,$(obj)/$*.dtb) |
| 37 | |
| 38 | +$(obj)/uImage.fit.%: vmlinux $(obj)/%.dtb $(wrapperbits) |
| 39 | + $(call if_changed,wrap,uboot.fit,,$(obj)/$*.dtb) |
| 40 | + |
| 41 | $(obj)/cuImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) |
| 42 | $(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz) |
| 43 | |
| 44 | @@ -363,7 +366,7 @@ install: $(CONFIGURE) $(addprefix $(obj) |
| 45 | |
| 46 | # anything not in $(targets) |
| 47 | clean-files += $(image-) $(initrd-) cuImage.* dtbImage.* treeImage.* \ |
| 48 | - zImage zImage.initrd zImage.chrp zImage.coff zImage.holly \ |
| 49 | + uImage.* zImage zImage.initrd zImage.chrp zImage.coff zImage.holly \ |
| 50 | zImage.iseries zImage.miboot zImage.pmac zImage.pseries \ |
| 51 | zImage.maple simpleImage.* otheros.bld *.dtb |
| 52 | |
| 53 | --- a/arch/powerpc/boot/wrapper |
| 54 | +++ b/arch/powerpc/boot/wrapper |
| 55 | @@ -47,6 +47,9 @@ CROSS= |
| 56 | # mkimage wrapper script |
| 57 | MKIMAGE=$srctree/scripts/mkuboot.sh |
| 58 | |
| 59 | +# script to generate an .its file for uImage.fit.* images |
| 60 | +MKITS=$srctree/scripts/mkits.sh |
| 61 | + |
| 62 | # directory for object and other files used by this script |
| 63 | object=arch/powerpc/boot |
| 64 | objbin=$object |
| 65 | @@ -332,6 +335,21 @@ uboot-obs600) |
| 66 | if [ -z "$cacheit" ]; then |
| 67 | rm -f "$vmz" |
| 68 | fi |
| 69 | + exit 0 |
| 70 | + ;; |
| 71 | +uboot.fit) |
| 72 | + rm -f "$ofile" |
| 73 | + ${MKITS} -A ppc -C gzip -a $membase -e $membase -v $version \ |
| 74 | + -d "$srctree/$dtb" -k "$srctree/$vmz" -o "$object/uImage.its" |
| 75 | + |
| 76 | + # mkimage calls dtc for FIT images so use kernel dtc if necessary |
| 77 | + export PATH=$PATH:$srctree/scripts/dtc |
| 78 | + |
| 79 | + ${MKIMAGE} -f "$object/uImage.its" "$ofile" |
| 80 | + rm "$object/uImage.its" |
| 81 | + if [ -z "$cacheit" ]; then |
| 82 | + rm -f "$vmz" |
| 83 | + fi |
| 84 | exit 0 |
| 85 | ;; |
| 86 | esac |
| 87 | |
