# (default ./arch/powerpc/boot)
# -W dir specify working directory for temporary files (default .)
+# Stop execution if any command fails
+set -e
+
+# Allow for verbose output
+if [ "$V" = 1 ]; then
+ set -x
+fi
+
# defaults
kernel=
ofile=zImage
# directory for object and other files used by this script
object=arch/powerpc/boot
+objbin=$object
# directory for working files
tmpdir=.
shift
[ "$#" -gt 0 ] || usage
object="$1"
+ objbin="$1"
;;
-W)
shift
done
if [ -n "$dts" ]; then
+ if [ ! -r "$dts" -a -r "$object/dts/$dts" ]; then
+ dts="$object/dts/$dts"
+ fi
if [ -z "$dtb" ]; then
dtb="$platform.dtb"
fi
- dtc -O dtb -o "$dtb" -b 0 -V 16 "$dts" || exit 1
+ $object/dtc -O dtb -o "$dtb" -b 0 "$dts"
fi
if [ -z "$kernel" ]; then
cuboot*)
binary=y
gzip=
+ case "$platform" in
+ *-mpc885ads|*-adder875*|*-ep88xc)
+ platformo=$object/cuboot-8xx.o
+ ;;
+ *5200*|*-motionpro)
+ platformo=$object/cuboot-52xx.o
+ ;;
+ *-pq2fads|*-ep8248e|*-mpc8272*|*-storcenter)
+ platformo=$object/cuboot-pq2.o
+ ;;
+ *-mpc824*)
+ platformo=$object/cuboot-824x.o
+ ;;
+ *-mpc83*)
+ platformo=$object/cuboot-83xx.o
+ ;;
+ *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555|*-ksi8560*)
+ platformo=$object/cuboot-85xx-cpm2.o
+ ;;
+ *-mpc85*|*-tqm8540|*-sbc85*)
+ platformo=$object/cuboot-85xx.o
+ ;;
+ esac
;;
ps3)
platformo="$object/ps3-head.o $object/ps3-hvcall.o $object/ps3.o"
ksection=.kernel:vmlinux.bin
isection=.kernel:initrd
;;
-ep88xc)
+ep88xc|ep405|ep8248e)
platformo="$object/fixed-head.o $object/$platform.o"
binary=y
;;
+adder875-redboot)
+ platformo="$object/fixed-head.o $object/redboot-8xx.o"
+ binary=y
+ ;;
+simpleboot-virtex405-*)
+ platformo="$object/virtex405-head.o $object/simpleboot.o"
+ binary=y
+ ;;
esac
vmz="$tmpdir/`basename \"$kernel\"`.$ext"
uboot_version="-n Linux-$version"
fi
+# physical offset of kernel image
+membase=`${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 00000000 -e 00000000 \
+ mkimage -A ppc -O linux -T kernel -C gzip -a $membase -e $membase \
$uboot_version -d "$vmz" "$ofile"
if [ -z "$cacheit" ]; then
rm -f "$vmz"
# post-processing needed for some platforms
case "$platform" in
pseries|chrp)
- $object/addnote "$ofile"
+ $objbin/addnote "$ofile"
;;
coff)
${CROSS}objcopy -O aixcoff-rs6000 --set-start "$entry" "$ofile"
- $object/hack-coff "$ofile"
+ $objbin/hack-coff "$ofile"
;;
cuboot*)
gzip -f -9 "$ofile"
;;
treeboot*)
mv "$ofile" "$ofile.elf"
- $object/mktree "$ofile.elf" "$ofile" "$base" "$entry"
+ $objbin/mktree "$ofile.elf" "$ofile" "$base" "$entry"
if [ -z "$cacheit" ]; then
rm -f "$ofile.elf"
fi
exit 0
;;
ps3)
- # The ps3's loader supports loading gzipped binary images from flash
- # rom to addr zero. The loader enters the image at addr 0x100. A
- # bootwrapper overlay is use to arrange for the kernel to be loaded
- # to addr zero and to have a suitable bootwrapper entry at 0x100.
- # To construct the rom image, 0x100 bytes from offset 0x100 in the
- # kernel is copied to the bootwrapper symbol __system_reset_kernel.
- # The 0x100 bytes at the bootwrapper symbol __system_reset_overlay is
- # then copied to offset 0x100. At runtime the bootwrapper program
- # copies the 0x100 bytes at __system_reset_kernel to addr 0x100.
+ # The ps3's loader supports loading a gzipped binary image from flash
+ # rom to ram addr zero. The loader then enters the system reset
+ # vector at addr 0x100. A bootwrapper overlay is used to arrange for
+ # a binary image of the kernel to be at addr zero, and yet have a
+ # suitable bootwrapper entry at 0x100. To construct the final rom
+ # image 512 bytes from offset 0x100 is copied to the bootwrapper
+ # place holder at symbol __system_reset_kernel. The 512 bytes of the
+ # bootwrapper entry code at symbol __system_reset_overlay is then
+ # copied to offset 0x100. At runtime the bootwrapper program copies
+ # the data at __system_reset_kernel back to addr 0x100.
system_reset_overlay=0x`${CROSS}nm "$ofile" \
| grep ' __system_reset_overlay$' \
| cut -d' ' -f1`
system_reset_kernel=`printf "%d" $system_reset_kernel`
overlay_dest="256"
- overlay_size="256"
-
- rm -f "$object/otheros.bld"
+ overlay_size="512"
${CROSS}objcopy -O binary "$ofile" "$ofile.bin"
- msg=$(dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
- skip=$overlay_dest seek=$system_reset_kernel \
- count=$overlay_size bs=1 2>&1)
-
- if [ $? -ne "0" ]; then
- echo $msg
- exit 1
- fi
+ dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
+ skip=$overlay_dest seek=$system_reset_kernel \
+ count=$overlay_size bs=1
- msg=$(dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
- skip=$system_reset_overlay seek=$overlay_dest \
- count=$overlay_size bs=1 2>&1)
-
- if [ $? -ne "0" ]; then
- echo $msg
- exit 2
- fi
+ dd if="$ofile.bin" of="$ofile.bin" conv=notrunc \
+ skip=$system_reset_overlay seek=$overlay_dest \
+ count=$overlay_size bs=1
- gzip --force -9 --stdout "$ofile.bin" > "$object/otheros.bld"
+ odir="$(dirname "$ofile.bin")"
+ rm -f "$odir/otheros.bld"
+ gzip --force -9 --stdout "$ofile.bin" > "$odir/otheros.bld"
;;
esac
projects / linux-2.6-omap-h63xx.git / blobdiff