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@ -6,6 +6,8 @@ source $SCRIPTDIR/common.sh |
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FEL=fel |
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METHOD=${METHOD:-fel} |
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echo "BUILDROOT_OUTPUT_DIR = $BUILDROOT_OUTPUT_DIR" |
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NAND_ERASE_BB=false |
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@ -30,6 +32,8 @@ UBI="$BUILDROOT_OUTPUT_DIR/images/rootfs.ubi" |
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UBI_MEM_ADDR=0x4b000000 |
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UBI_SIZE=`filesize $UBI | xargs printf "0x%08x"` |
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PAGE_SIZE=16384 |
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OOB_SIZE=1664 |
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prepare_images() { |
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local in=$SPL |
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@ -39,17 +43,22 @@ prepare_images() { |
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rm $out |
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fi |
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# The BROM cannot read 16K pages: it only reads 8k of data at most. |
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# Split the SPL image in 8k chunks and pad each chunk with 8k of random |
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# data to limit the impact of repeated patterns on the MLC chip. |
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echo ${SCRIPTDIR}/spl-image-builder -d -r 3 -u 4096 -o 1664 -p 16384 -c 1024 -s 64 $in $out |
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if [[ ! -e ${SCRIPTDIR}/spl-image-builder ]]; then |
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pushd ${SCRIPTDIR} |
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make |
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popd |
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fi |
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${SCRIPTDIR}/spl-image-builder -d -r 3 -u 4096 -o 1664 -p 16384 -c 1024 -s 64 $in $out |
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dd if=$in of=$out bs=8k count=1 skip=0 conv=sync |
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dd if=/dev/urandom of=$out bs=8k count=1 seek=1 conv=sync |
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dd if=$in of=$out bs=8k count=1 skip=1 seek=2 conv=sync |
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dd if=/dev/urandom of=$out bs=8k count=1 seek=3 conv=sync |
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dd if=$in of=$out bs=8k count=1 skip=2 seek=4 conv=sync |
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dd if=/dev/urandom of=$out bs=8k count=1 seek=5 conv=sync |
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PADDED_SPL_SIZE=`filesize $out | xargs printf "0x%08x"` |
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#PADDED_SPL_SIZE in pages |
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PADDED_SPL_SIZE=$(filesize $out) |
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PADDED_SPL_SIZE=$(($PADDED_SPL_SIZE / ($PAGE_SIZE + $OOB_SIZE))) |
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PADDED_SPL_SIZE=$(echo $PADDED_SPL_SIZE | xargs printf "0x%08x") |
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echo "filesize= $(filesize $out)" |
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echo "PADDED_SPL_SIZE=$PADDED_SPL_SIZE" |
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# Align the u-boot image on a page boundary |
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dd if=$UBOOT of=$PADDED_UBOOT bs=16k conv=sync |
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@ -63,45 +72,103 @@ prepare_uboot_script() { |
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else |
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echo "nand erase 0x0 0x200000000" > $UBOOT_SCRIPT_SRC |
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fi |
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echo "sunxi_nand config spl" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x0 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x100000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x200000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x300000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x400000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x500000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x600000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $SPL_MEM_ADDR 0x700000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "echo sunxi_nand config spl" >> $UBOOT_SCRIPT_SRC |
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echo "sunxi_nand config spl" >> $UBOOT_SCRIPT_SRC |
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echo "echo nand write.raw $SPL_MEM_ADDR 0x0 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write.raw $SPL_MEM_ADDR 0x0 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "echo nand write.raw $SPL_MEM_ADDR 0x400000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "nand write.raw $SPL_MEM_ADDR 0x400000 $PADDED_SPL_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "sunxi_nand config default" >> $UBOOT_SCRIPT_SRC |
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echo "nand write $UBOOT_MEM_ADDR 0x800000 $PADDED_UBOOT_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "setenv bootargs root=ubi0:rootfs rootfstype=ubifs rw earlyprintk ubi.mtd=4" >> $UBOOT_SCRIPT_SRC |
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echo "setenv bootcmd 'source \${scriptaddr}; nand slc-mode on; mtdparts; ubi part UBI; ubifsmount ubi0:rootfs; ubifsload \$fdt_addr_r /boot/sun5i-r8-chip.dtb; ubifsload \$kernel_addr_r /boot/zImage; bootz \$kernel_addr_r - \$fdt_addr_r'" >> $UBOOT_SCRIPT_SRC |
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echo "saveenv" >> $UBOOT_SCRIPT_SRC |
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echo "nand slc-mode on" >> $UBOOT_SCRIPT_SRC |
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echo "nand write.trimffs $UBI_MEM_ADDR 0x1000000 $UBI_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "mw \${scriptaddr} 0x0" >> $UBOOT_SCRIPT_SRC |
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echo "boot" >> $UBOOT_SCRIPT_SRC |
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if [[ "${METHOD}" == "fel" ]]; then |
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echo "nand slc-mode on" >> $UBOOT_SCRIPT_SRC |
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echo "nand write.trimffs $UBI_MEM_ADDR 0x1000000 $UBI_SIZE" >> $UBOOT_SCRIPT_SRC |
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echo "mw \${scriptaddr} 0x0" >> $UBOOT_SCRIPT_SRC |
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echo "boot" >> $UBOOT_SCRIPT_SRC |
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else |
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echo "echo going to fastboot mode" >>$UBOOT_SCRIPT_SRC |
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echo "fastboot" >>$UBOOT_SCRIPT_SRC |
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echo "echo " >>$UBOOT_SCRIPT_SRC |
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echo "echo *****************[ BOOT ]*****************" >>$UBOOT_SCRIPT_SRC |
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echo "echo " >>$UBOOT_SCRIPT_SRC |
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echo "echo " >>$UBOOT_SCRIPT_SRC |
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echo "boot" >>$UBOOT_SCRIPT_SRC |
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fi |
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mkimage -A arm -T script -C none -n "flash CHIP" -d $UBOOT_SCRIPT_SRC $UBOOT_SCRIPT |
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} |
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############################################################## |
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# main |
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############################################################## |
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while getopts "f" opt; do |
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case $opt in |
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f) |
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echo "fastboot enabled" |
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METHOD=fastboot |
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;; |
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\?) |
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echo "Invalid option: -$OPTARG" >&2 |
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exit 1 |
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;; |
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esac |
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done |
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echo == preparing images == |
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prepare_images |
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prepare_uboot_script |
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echo == upload the SPL to SRAM and execute it == |
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if ! wait_for_fel; then |
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echo "ERROR: please make sure CHIP is connected and jumpered in FEL mode" |
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fi |
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${FEL} spl $SPL |
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sleep 1 # wait for DRAM initialization to complete |
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echo == upload images == |
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echo == upload spl == |
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${FEL} write $SPL_MEM_ADDR $PADDED_SPL |
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${FEL} write $UBOOT_MEM_ADDR $PADDED_UBOOT |
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${FEL} write $UBI_MEM_ADDR $UBI |
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echo == upload u-boot == |
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${FEL} write $UBOOT_MEM_ADDR $PADDED_UBOOT |
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echo == upload u-boot script == |
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${FEL} write $UBOOT_SCRIPT_MEM_ADDR $UBOOT_SCRIPT |
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echo == execute the main u-boot binary == |
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${FEL} exe $UBOOT_MEM_ADDR |
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if [[ "${METHOD}" == "fel" ]]; then |
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echo == upload ubi == |
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${FEL} --progress write $UBI_MEM_ADDR $UBI |
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echo == execute the main u-boot binary == |
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${FEL} exe $UBOOT_MEM_ADDR |
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echo == write ubi == |
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else |
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echo == execute the main u-boot binary == |
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${FEL} exe $UBOOT_MEM_ADDR |
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echo == waiting for fastboot == |
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if wait_for_fastboot; then |
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fastboot -S 0 -u flash UBI ${BUILDROOT_OUTPUT_DIR}/images/rootfs.ubi |
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fastboot continue |
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else |
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rm -rf ${TMPDIR} |
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exit 1 |
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fi |
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fi |
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if ! wait_for_linuxboot; then |
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echo "ERROR: could not flash" |
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rm -rf ${TMPDIR} |
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exit 1 |
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else |
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${SCRIPTDIR}/verify.sh |
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fi |
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rm -rf $TMPDIR |
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rm -rf ${TMPDIR} |
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