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pad u-boot image to avoid ECC errors

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Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
This commit is contained in:
Boris Brezillon 2015-07-28 16:02:14 +02:00
parent b0d128c823
commit 07116d1344
1 changed files with 3 additions and 2 deletions
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5
chip-fel-flash.sh
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@ -18,7 +18,7 @@ SPL="$BUILDROOT_OUTPUT_DIR/images/sunxi-spl.bin"
SPL_MEM_ADDR=0x43000000 SPL_MEM_ADDR=0x43000000
UBOOT="$BUILDROOT_OUTPUT_DIR/images/u-boot-dtb.bin" UBOOT="$BUILDROOT_OUTPUT_DIR/images/u-boot-dtb.bin"
PADDED_UBOOT="$TMPDIR/padded-uboot" PADDED_UBOOT="$TMPDIR/padded-uboot"
PADDED_UBOOT_SIZE=0 PADDED_UBOOT_SIZE=0xc0000
UBOOT_MEM_ADDR=0x4a000000 UBOOT_MEM_ADDR=0x4a000000
UBI="$BUILDROOT_OUTPUT_DIR/images/rootfs.ubi" UBI="$BUILDROOT_OUTPUT_DIR/images/rootfs.ubi"
UBI_MEM_ADDR=0x44000000 UBI_MEM_ADDR=0x44000000
@ -46,7 +46,8 @@ prepare_images() {
# Align the u-boot image on a page boundary # Align the u-boot image on a page boundary
dd if=$UBOOT of=$PADDED_UBOOT bs=16k conv=sync dd if=$UBOOT of=$PADDED_UBOOT bs=16k conv=sync
PADDED_UBOOT_SIZE=`stat --printf="%s" $PADDED_UBOOT | xargs printf "0x%08x"` UBOOT_SIZE=`stat --printf="%s" $PADDED_UBOOT | xargs printf "0x%08x"`
dd if=/dev/urandom of=$PADDED_UBOOT seek=$((UBOOT_SIZE / 0x4000)) bs=16k count=$(((PADDED_UBOOT_SIZE - UBOOT_SIZE) / 0x4000))
} }
prepare_uboot_script() { prepare_uboot_script() {