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Added dsync oflag to sdcard script, avoiding all I/O buffering.

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This commit is contained in:
Jacob Pease 2025-03-28 18:02:14 -05:00
parent 49d780daa2
commit c777bea036
1 changed files with 4 additions and 4 deletions
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8
linux/sdcard/flash-sd.sh
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@ -184,16 +184,16 @@ if [[ $REPLY =~ ^[Yy]$ ]] ; then
sleep 3 sleep 3
echo -e "$NAME Copying binaries into their partitions." echo -e "$NAME Copying binaries into their partitions."
DD_FLAGS="bs=4k iflag=direct,fullblock oflag=direct conv=fsync status=progress" DD_FLAGS="bs=4k iflag=direct,fullblock oflag=dsync conv=fsync status=progress"
echo -e "$NAME Copying device tree" echo -e "$NAME Copying device tree"
sudo dd if=$DEVICE_TREE of="$SDCARD""$PART_PREFIX"1 $DD_FLAGS sudo dd if=$DEVICE_TREE of="$SDCARD""$PART_PREFIX"1 $DD_FLAGS && sync
echo -e "$NAME Copying OpenSBI" echo -e "$NAME Copying OpenSBI"
sudo dd if=$FW_JUMP of="$SDCARD""$PART_PREFIX"2 $DD_FLAGS sudo dd if=$FW_JUMP of="$SDCARD""$PART_PREFIX"2 $DD_FLAGS && sync
echo -e "$NAME Copying Kernel" echo -e "$NAME Copying Kernel"
sudo dd if=$LINUX_KERNEL of="$SDCARD""$PART_PREFIX"3 $DD_FLAGS sudo dd if=$LINUX_KERNEL of="$SDCARD""$PART_PREFIX"3 $DD_FLAGS && sync
sudo mkfs.ext4 -E lazy_itable_init=0,lazy_journal_init=0 "$SDCARD""$PART_PREFIX"4 sudo mkfs.ext4 -E lazy_itable_init=0,lazy_journal_init=0 "$SDCARD""$PART_PREFIX"4
sudo fsck -fv "$SDCARD""$PART_PREFIX"4 sudo fsck -fv "$SDCARD""$PART_PREFIX"4