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changed to 4 MB padding also in chip-flash to prevent bit flips

This commit is contained in:
Alex Kaplan 2016-01-09 22:31:57 -08:00
parent 1a2acbc0d8
commit 631503a187
1 changed files with 6 additions and 6 deletions
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12
chip-flash
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@ -103,7 +103,7 @@ SPL="$BUILDROOT_OUTPUT_DIR/images/sunxi-spl.bin"
SPL_MEM_ADDR=0x43000000
UBOOT="$BUILDROOT_OUTPUT_DIR/images/u-boot-dtb.bin"
PADDED_UBOOT="$TMPDIR/padded-uboot"
PADDED_UBOOT_SIZE=0xc0000
PADDED_UBOOT_SIZE=0x400000
UBOOT_MEM_ADDR=0x4a000000
UBI="$BUILDROOT_OUTPUT_DIR/images/rootfs.ubi"
SPARSE_UBI="${TMPDIR}/rootfs.ubi.sparse"
@ -126,17 +126,17 @@ prepare_images() {
exit 1
fi
PADDED_SPL_SIZE=$(filesize "${PADDED_SPL}")
PADDED_SPL_SIZE=$(filesize "${PADDED_SPL}")
PADDED_SPL_SIZE=$(($PADDED_SPL_SIZE / ($PAGE_SIZE + $OOB_SIZE)))
PADDED_SPL_SIZE=$(echo $PADDED_SPL_SIZE | xargs printf "0x%08x")
log "PADDED_SPL_SIZE=$PADDED_SPL_SIZE"
# Align the u-boot image on a page boundary
dd if="$UBOOT" of="$PADDED_UBOOT" bs=16k conv=sync
UBOOT_SIZE=`filesize "$PADDED_UBOOT" | xargs printf "0x%08x"`
# Align the u-boot image on block boundary
dd if="$UBOOT" of="$PADDED_UBOOT" bs=4MB conv=sync
UBOOT_SIZE=`filesize "$PADDED_UBOOT" | xargs printf "0x%08x"`
log "UBOOT_SIZE=${UBOOT_SIZE}"
log "PADDED_UBOOT_SIZE=${PADDED_UBOOT_SIZE}"
dd if=/dev/urandom of="$PADDED_UBOOT" seek=$((UBOOT_SIZE / 0x4000)) bs=16k count=$(((PADDED_UBOOT_SIZE - UBOOT_SIZE) / 0x4000))
dd if=/dev/urandom of="$PADDED_UBOOT" seek=$((UBOOT_SIZE / 0x4000)) bs=16k count=$(((PADDED_UBOOT_SIZE - UBOOT_SIZE) / 0x4000))
}
prepare_uboot_script() {