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add support for internal sd card adapters (/dev/mmcblk)

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This commit is contained in:
Matthew Otto 2024-02-12 13:00:01 -06:00
parent ea14162c40
commit b0dc2a8ff5
1 changed files with 14 additions and 5 deletions
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19
linux/sdcard/flash-sd.sh
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@ -72,6 +72,13 @@ if [ ! -e "$SDCARD" ] ; then
exit 1
fi
# Prefix partition with "p" for non-SCSI disks (mmcblk, nvme)
if [[ $SDCARD == "/dev/sd"* ]]; then
$PART_PREFIX=""
else
$PART_PREFIX="p"
fi
# If no images directory, images have not been built
if [ ! -d $IMAGES ] ; then
echo -e "$ERRORTEXT Buildroot images directory does not exist"
@ -103,6 +110,8 @@ KERNEL_SIZE=$(ls -la --block-size=512 $LINUX_KERNEL | cut -d' ' -f 5 )
# Start sectors of OpenSBI and Kernel Partitions
FW_JUMP_START=$(( 34 + $DST_SIZE ))
KERNEL_START=$(( $FW_JUMP_START + $FW_JUMP_SIZE ))
FS_START=$(( $KERNEL_START + $KERNEL_SIZE ))
@ -155,18 +164,18 @@ if [[ $REPLY =~ ^[Yy]$ ]] ; then
DD_FLAGS="bs=4k iflag=fullblock oflag=direct conv=fsync status=progress"
echo -e "$NAME Copying device tree"
sudo dd if=$DEVICE_TREE of="$SDCARD"1 $DD_FLAGS
sudo dd if=$DEVICE_TREE of="$SDCARD""$PART_PREFIX"1 $DD_FLAGS
echo -e "$NAME Copying OpenSBI"
sudo dd if=$FW_JUMP of="$SDCARD"2 $DD_FLAGS
sudo dd if=$FW_JUMP of="$SDCARD""$PART_PREFIX"2 $DD_FLAGS
echo -e "$NAME Copying Kernel"
sudo dd if=$LINUX_KERNEL of="$SDCARD"3 $DD_FLAGS
sudo dd if=$LINUX_KERNEL of="$SDCARD""$PART_PREFIX"3 $DD_FLAGS
sudo mkfs.ext4 "$SDCARD"4
sudo mkfs.ext4 "$SDCARD""$PART_PREFIX"4
sudo mkdir /mnt/$MNT_DIR
sudo mount -v "$SDCARD"4 /mnt/$MNT_DIR
sudo mount -v "$SDCARD""$PART_PREFIX"4 /mnt/$MNT_DIR
sudo umount -v /mnt/$MNT_DIR