diff options
Diffstat (limited to 'arch/powerpc/boot/wrapper')
-rwxr-xr-x | arch/powerpc/boot/wrapper | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 532d45833396..ed6266367bc0 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -13,6 +13,7 @@ # -i initrd specify initrd file # -d devtree specify device-tree blob # -s tree.dts specify device-tree source file (needs dtc installed) +# -e esm_blob specify ESM blob for secure images # -c cache $kernel.strip.gz (use if present & newer, else make) # -C prefix specify command prefix for cross-building tools # (strip, objcopy, ld) @@ -37,9 +38,11 @@ platform=of initrd= dtb= dts= +esm_blob= cacheit= binary= compression=.gz +uboot_comp=gzip pie= format= @@ -59,9 +62,9 @@ tmpdir=. usage() { echo 'Usage: wrapper [-o output] [-p platform] [-i initrd]' >&2 - echo ' [-d devtree] [-s tree.dts] [-c] [-C cross-prefix]' >&2 - echo ' [-D datadir] [-W workingdir] [-Z (gz|xz|none)]' >&2 - echo ' [--no-compression] [vmlinux]' >&2 + echo ' [-d devtree] [-s tree.dts] [-e esm_blob]' >&2 + echo ' [-c] [-C cross-prefix] [-D datadir] [-W workingdir]' >&2 + echo ' [-Z (gz|xz|none)] [--no-compression] [vmlinux]' >&2 exit 1 } @@ -104,6 +107,11 @@ while [ "$#" -gt 0 ]; do [ "$#" -gt 0 ] || usage dtb="$1" ;; + -e) + shift + [ "$#" -gt 0 ] || usage + esm_blob="$1" + ;; -s) shift [ "$#" -gt 0 ] || usage @@ -130,22 +138,29 @@ while [ "$#" -gt 0 ]; do ;; -z) compression=.gz + uboot_comp=gzip ;; -Z) shift [ "$#" -gt 0 ] || usage - [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "none" ] || usage + [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "lzo" -o "$1" != "none" ] || usage compression=".$1" + uboot_comp=$1 if [ $compression = ".none" ]; then compression= + uboot_comp=none fi + if [ $uboot_comp = "gz" ]; then + uboot_comp=gzip + fi ;; --no-gzip) # a "feature" of the the wrapper script is that it can be used outside # the kernel tree. So keeping this around for backwards compatibility. compression= + uboot_comp=none ;; -?) usage @@ -210,9 +225,16 @@ objflags=-S tmp=$tmpdir/zImage.$$.o ksection=.kernel:vmlinux.strip isection=.kernel:initrd +esection=.kernel:esm_blob link_address='0x400000' make_space=y + +if [ -n "$esm_blob" -a "$platform" != "pseries" ]; then + echo "ESM blob not support on non-pseries platforms" >&2 + exit 1 +fi + case "$platform" in of) platformo="$object/of.o $object/epapr.o" @@ -365,9 +387,16 @@ if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel .gz) gzip -n -f -9 "$vmz.$$" ;; + .lzma) + xz --format=lzma -f -6 "$vmz.$$" + ;; + .lzo) + lzop -f -9 "$vmz.$$" + ;; *) # drop the compression suffix so the stripped vmlinux is used compression= + uboot_comp=none ;; esac @@ -411,7 +440,7 @@ membase=`${CROSS}objdump -p "$kernel" | grep -m 1 LOAD | awk '{print $7}'` case "$platform" in uboot) rm -f "$ofile" - ${MKIMAGE} -A ppc -O linux -T kernel -C gzip -a $membase -e $membase \ + ${MKIMAGE} -A ppc -O linux -T kernel -C $uboot_comp -a $membase -e $membase \ $uboot_version -d "$vmz" "$ofile" if [ -z "$cacheit" ]; then rm -f "$vmz" @@ -462,6 +491,10 @@ if [ -n "$dtb" ]; then fi fi +if [ -n "$esm_blob" ]; then + addsec $tmp "$esm_blob" $esection +fi + if [ "$platform" != "miboot" ]; then if [ -n "$link_address" ] ; then text_start="-Ttext $link_address" |