Lines Matching +full:0 +full:- +full:9 +full:a +full:- +full:z
2 # SPDX-License-Identifier: GPL-2.0-only
6 # This script takes a kernel binary and optionally an initrd image
7 # and/or a device-tree blob, and creates a bootable zImage for a
11 # -o zImage specify output file
12 # -p platform specify platform (links in $platform.o)
13 # -i initrd specify initrd file
14 # -d devtree specify device-tree blob
15 # -s tree.dts specify device-tree source file (needs dtc installed)
16 # -e esm_blob specify ESM blob for secure images
17 # -c cache $kernel.strip.gz (use if present & newer, else make)
18 # -C prefix specify command prefix for cross-building tools
20 # -D dir specify directory containing data files used by script
22 # -W dir specify working directory for temporary files (default .)
23 # -z use gzip (legacy)
24 # -Z zsuffix compression to use (gz, xz or none)
27 set -e
33 set -x
34 map="-Map wrapper.map"
54 # cross-compilation prefix
69 echo 'Usage: wrapper [-o output] [-p platform] [-i initrd]' >&2
70 echo ' [-d devtree] [-s tree.dts] [-e esm_blob]' >&2
71 echo ' [-c] [-C cross-prefix] [-D datadir] [-W workingdir]' >&2
72 echo ' [-Z (gz|xz|none)] [--no-compression] [vmlinux]' >&2
85 if [ $? -ne "0" ]; then
89 set -e
93 while [ "$#" -gt 0 ]; do
95 -o)
97 [ "$#" -gt 0 ] || usage
100 -p)
102 [ "$#" -gt 0 ] || usage
105 -i)
107 [ "$#" -gt 0 ] || usage
110 -d)
112 [ "$#" -gt 0 ] || usage
115 -e)
117 [ "$#" -gt 0 ] || usage
120 -s)
122 [ "$#" -gt 0 ] || usage
125 -c)
128 -C)
130 [ "$#" -gt 0 ] || usage
133 -D)
135 [ "$#" -gt 0 ] || usage
139 -W)
141 [ "$#" -gt 0 ] || usage
144 -z)
148 -Z)
150 [ "$#" -gt 0 ] || usage
151 … [ "$1" != "gz" -o "$1" != "xz" -o "$1" != "lzma" -o "$1" != "lzo" -o "$1" != "none" ] || usage
164 --no-gzip)
165 # a "feature" of the wrapper script is that it can be used outside
170 -?)
174 [ -z "$kernel" ] || usage
182 if [ -n "$dts" ]; then
183 if [ ! -r "$dts" -a -r "$object/dts/$dts" ]; then
186 if [ -z "$dtb" ]; then
189 $dtc -O dtb -o "$dtb" -b 0 "$dts"
192 if [ -z "$kernel" ]; then
196 LC_ALL=C elfformat="`${CROSS}objdump -p "$kernel" | grep 'file format' | awk '{print $4}'`"
198 elf64-powerpcle) format=elf64lppc ;;
199 elf64-powerpc) format=elf32ppc ;;
200 elf32-powerpc) format=elf32ppc ;;
205 # Poached from scripts/ld-version.sh, but we don't want to call that because
211 gsub("-.*", "");
212 split($1,a, ".");
213 if( length(a[3]) == "8" )
214 # a[3] is probably a date of format yyyymmdd used for release snapshots. We
215 # can assume it to be zero as it does not signify a new version as such.
216 a[3] = 0;
217 print a[1]*100000000 + a[2]*1000000 + a[3]*10000;
224 ${CROSS}ld -V 2>&1 | grep -q LLD
227 # Do not include PT_INTERP segment when linking pie. Non-pie linking
229 nodl="--no-dynamic-linker"
232 nowarn="-z noexecstack"
233 if "${CROSS}ld" -v --no-warn-rwx-segments >/dev/null 2>&1; then
234 nowarn="$nowarn --no-warn-rwx-segments"
240 objflags=-S
245 link_address='0x400000'
249 if [ -n "$esm_blob" -a "$platform" != "pseries" ]; then
250 echo "ESM blob not support on non-pseries platforms" >&2
260 platformo="$object/pseries-head.o $object/of.o $object/epapr.o"
261 link_address='0x4000000'
264 pie=-pie
275 link_address='0x500000'
280 # miboot and U-boot want just the bare bits, not an ELF binary
282 objflags="-O binary"
291 *-mpc866ads|*-mpc885ads|*-adder875*|*-ep88xc)
292 platformo=$object/cuboot-8xx.o
294 *5200*|*-motionpro)
295 platformo=$object/cuboot-52xx.o
297 *-pq2fads|*-ep8248e|*-mpc8272*|*-storcenter)
298 platformo=$object/cuboot-pq2.o
300 *-mpc824*)
301 platformo=$object/cuboot-824x.o
303 *-mpc83*|*-asp834x*)
304 platformo=$object/cuboot-83xx.o
306 *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555|*-ksi8560*)
307 platformo=$object/cuboot-85xx-cpm2.o
309 *-mpc85*|*-tqm85*)
310 platformo=$object/cuboot-85xx.o
312 *-amigaone)
313 link_address='0x800000'
318 platformo="$object/ps3-head.o $object/ps3-hvcall.o $object/ps3.o"
322 objflags="-O binary --set-section-flags=.bss=contents,alloc,load,data"
330 platformo="$object/fixed-head.o $object/$platform.o"
333 adder875-redboot)
334 platformo="$object/fixed-head.o $object/redboot-8xx.o"
337 simpleboot-*)
338 platformo="$object/fixed-head.o $object/simpleboot.o"
341 asp834x-redboot)
342 platformo="$object/fixed-head.o $object/redboot-83xx.o"
346 link_address='0x1400000'
347 platformo=$object/cuboot-85xx.o
350 link_address='0x600000'
351 platformo="$object/$platform-head.o $object/$platform.o"
354 link_address='0x500000'
355 platformo="$object/fixed-head.o $object/$platform.o"
358 treeboot-currituck)
359 link_address='0x1000000'
361 treeboot-akebono)
362 link_address='0x1000000'
364 treeboot-iss4xx-mpic)
365 platformo="$object/treeboot-iss4xx.o"
368 platformo="$object/pseries-head.o $object/epapr.o $object/epapr-wrapper.o"
369 link_address='0x20000000'
370 pie=-pie
371 notext='-z notext'
372 rodynamic=$(if ${CROSS}ld -V 2>&1 | grep -q LLD ; then echo "-z rodynamic"; fi)
375 platformo="$object/fixed-head.o $object/mvme5100.o"
379 platformo="$object/motload-head.o $object/mvme7100.o"
380 link_address='0x4000000'
389 strip_size=$(${CONFIG_SHELL} "${srctree}/scripts/file-size.sh" "$vmz.$$")
391 if [ -z "$cacheit" -o ! -f "$vmz$compression" -o "$vmz$compression" -ot "$kernel" ]; then
395 xz --check=crc32 -f -6 "$vmz.$$"
398 gzip -n -f -9 "$vmz.$$"
401 xz --format=lzma -f -6 "$vmz.$$"
404 lzop -f -9 "$vmz.$$"
413 if [ -n "$cacheit" ]; then
414 mv -f "$vmz.$$$compression" "$vmz$compression"
419 rm -f $vmz.$$
426 round_size=$(((strip_size + 0xfffff) & 0xfff00000))
428 round_size=0x$(printf "%x" $round_size)
431 if [ $link_addr -lt $strip_size ]; then
432 echo "INFO: Uncompressed kernel (size 0x$(printf "%x\n" $strip_size))" \
441 version=`${CROSS}strings "$kernel" | grep '^Linux version [-0-9.]' | \
442 head -n1 | cut -d' ' -f3`
443 if [ -n "$version" ]; then
444 uboot_version="-n Linux-$version"
448 membase=`${CROSS}objdump -p "$kernel" | grep -m 1 LOAD | awk '{print $7}'`
452 rm -f "$ofile"
453 ${MKIMAGE} -A ppc -O linux -T kernel -C $uboot_comp -a $membase -e $membase \
454 $uboot_version -d "$vmz" "$ofile"
455 if [ -z "$cacheit" ]; then
456 rm -f "$vmz"
458 exit 0
464 --add-section=$3="$2" \
465 --set-section-flags=$3=contents,alloc,load,readonly,data
469 if [ -z "$cacheit" ]; then
470 rm -f "$vmz"
473 if [ -n "$initrd" ]; then
477 if [ -n "$dtb" ]; then
479 if [ -n "$dts" ]; then
484 if [ -n "$esm_blob" ]; then
489 if [ -n "$link_address" ] ; then
490 text_start="-Ttext $link_address"
493 … ${CROSS}ld -m $format -T $lds $text_start $pie $nodl $nowarn $rodynamic $notext -o "$ofile" $map \
494 $platformo $tmp $object/wrapper.a
499 base=0x`${CROSS}nm "$ofile" | grep ' _start$' | cut -d' ' -f1`
500 entry=`${CROSS}objdump -f "$ofile" | grep '^start address ' | cut -d' ' -f3`
502 if [ -n "$binary" ]; then
504 ${CROSS}objcopy -O binary "$ofile".elf "$ofile"
507 # post-processing needed for some platforms
513 ${CROSS}objcopy -O aixcoff-rs6000 --set-start "$entry" "$ofile"
514 $objbin/hack-coff "$ofile"
517 gzip -n -f -9 "$ofile"
518 ${MKIMAGE} -A ppc -O linux -T kernel -C gzip -a "$base" -e "$entry" \
519 $uboot_version -d "$ofile".gz "$ofile"
524 if [ -z "$cacheit" ]; then
525 rm -f "$ofile.elf"
527 exit 0
530 # The ps3's loader supports loading a gzipped binary image from flash
532 # vector at addr 0x100. A bootwrapper overlay is used to arrange for
533 # a binary image of the kernel to be at addr zero, and yet have a
534 # suitable bootwrapper entry at 0x100. To construct the final rom
535 # image 512 bytes from offset 0x100 is copied to the bootwrapper
538 # copied to offset 0x100. At runtime the bootwrapper program copies
539 # the data at __system_reset_kernel back to addr 0x100.
541 system_reset_overlay=0x`${CROSS}nm "$ofile" \
543 | cut -d' ' -f1`
545 system_reset_kernel=0x`${CROSS}nm "$ofile" \
547 | cut -d' ' -f1`
552 ${CROSS}objcopy -O binary "$ofile" "$ofile.bin"
564 # The ps3's flash loader has a size limit of 16 MiB for the uncompressed
565 # image. If a compressed image that exceeded this limit is written to
569 rm -f "$odir"/{otheros,otheros-too-big}.bld
570 size=$(${CROSS}nm --no-sort --radix=d "$ofile" | grep -E ' _end$' | cut -d' ' -f1)
572 if [ $size -gt $((0x1000000)) ]; then
573 bld="otheros-too-big.bld"
575 gzip -n --force -9 --stdout "$ofile.bin" > "$odir/$bld"