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-rwxr-xr-xarch/powerpc/boot/wrapper55
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index da77adc7307..65f68547917 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -144,6 +144,15 @@ miboot|uboot)
cuboot*)
gzip=
;;
+ps3)
+ platformo="$object/ps3-head.o $object/ps3-hvcall.o $object/ps3.o"
+ lds=$object/zImage.ps3.lds
+ gzip=
+ ext=bin
+ objflags="-O binary --set-section-flags=.bss=contents,alloc,load,data"
+ ksection=.kernel:vmlinux.bin
+ isection=.kernel:initrd
+ ;;
esac
vmz="$tmpdir/`basename \"$kernel\"`.$ext"
@@ -239,4 +248,50 @@ treeboot*)
fi
exit 0
;;
+ps3)
+ # The ps3's loader supports loading gzipped binary images from flash
+ # rom to addr zero. The loader enters the image at addr 0x100. A
+ # bootwrapper overlay is use to arrange for the kernel to be loaded
+ # to addr zero and to have a suitable bootwrapper entry at 0x100.
+ # To construct the rom image, 0x100 bytes from offset 0x100 in the
+ # kernel is copied to the bootwrapper symbol __system_reset_kernel.
+ # The 0x100 bytes at the bootwrapper symbol __system_reset_overlay is
+ # then copied to offset 0x100. At runtime the bootwrapper program
+ # copies the 0x100 bytes at __system_reset_kernel to addr 0x100.
+
+ system_reset_overlay=0x`${CROSS}nm "$ofile" \
+ | grep ' __system_reset_overlay$' \
+ | cut -d' ' -f1`
+ system_reset_overlay=`printf "%d" $system_reset_overlay`
+ system_reset_kernel=0x`${CROSS}nm "$ofile" \
+ | grep ' __system_reset_kernel$' \
+ | cut -d' ' -f1`
+ system_reset_kernel=`printf "%d" $system_reset_kernel`
+ overlay_dest="256"
+ overlay_size="256"
+
+ rm -f "$object/otheros.bld"
+
+ ${CROSS}objcopy -O binary "$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 $msg
+ exit 1
+ fi
+
+ msg=$(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 $msg
+ exit 2
+ fi
+
+ gzip --force -9 --stdout "$ofile.bin" > "$object/otheros.bld"
+ ;;
esac