/* On USB root drives we create a dummy recovery and settings partition.
* Just in case the user wants to start booting from HDD later */
bool InitDriveThread::formatUsbDrive()
{
zeroMbr();
partitionDrive();
setDiskId();
formatBootPartition();
formatSettingsPartition();
return true;
}
bool InitDriveThread::method_reformatDrive()
{
emit statusUpdate(tr("Saving boot files to memory"));
if (!saveBootFiles() )
{
emit error(tr("Error saving boot files to memory. SD card may be damaged."));
return false;
}
if (!umountSystemPartition())
{
emit error(tr("Error unmounting system partition."));
return false;
}
emit statusUpdate(tr("Zeroing partition table"));
if (!zeroMbr())
{
emit error(tr("Error zero'ing MBR/GPT. SD card may be broken or advertising wrong capacity."));
return false;
}
emit statusUpdate(tr("Creating partitions"));
if (!partitionDrive())
{
emit error(tr("Error partitioning"));
return false;
}
emit statusUpdate(tr("Formatting boot partition (fat)"));
if (!formatBootPartition())
{
emit error(tr("Error formatting boot partition (fat)"));
return false;
}
emit statusUpdate(tr("Copying boot files to storage"));
mountSystemPartition();
restoreBootFiles();
umountSystemPartition();
return true;
}
void DriveFormatThread::run()
{
if (_reformatBoot)
{
emit statusUpdate(tr("Saving boot files to memory"));
if (!_i->saveBootFiles() )
{
emit error(tr("Error saving boot files to memory. Not enough memory to save all files currently on SD card?"));
return;
}
_i->umountSystemPartition();
}
emit statusUpdate(tr("Zeroing partition table"));
if (!zeroMbr())
{
emit error(tr("Error zero'ing MBR"));
return;
}
emit statusUpdate(tr("Creating partitions"));
if (!partitionDrive())
{
emit error(tr("Error partitioning"));
return;
}
if (_reformatBoot)
{
/* A10 devices need to have u-boot written to the spare space before the first partition */
if (QFile::exists("/tmp/boot/u-boot.bin") && QFile::exists("/tmp/boot/sunxi-spl.bin"))
{
emit statusUpdate(tr("Installing u-boot SPL"));
if (!installUbootSPL())
{
emit error(tr("Error writing u-boot to disk"));
return;
}
}
emit statusUpdate(tr("Formatting boot partition (fat)"));
if (!formatBootPartition())
{
emit error(tr("Error formatting boot partition (vfat)"));
return;
}
emit statusUpdate(tr("Copying boot files to storage"));
_i->mountSystemPartition();
_i->restoreBootFiles();
emit statusUpdate(tr("Finish writing boot files to disk (sync)"));
sync();
}
emit statusUpdate(tr("Formatting data partition (%1)").arg(_fs));
if (!formatDataPartition())
{
emit error(tr("Error Formatting data partition (%1)").arg(_fs));
return;
}
emit statusUpdate(tr("Mounting and initializing data partition"));
_i->initializeDataPartition(_datadev);
emit statusUpdate(tr("Editing cmdline.txt"));
/* Data dev setting */
QFile f("/boot/cmdline.txt");
f.open(QIODevice::ReadWrite);
QByteArray line = f.readAll().trimmed();
if (_fs == "btrfs")
line += " fstype=btrfs";
if (_iscsi)
line += " datadev=iscsi";
else
line += " datadev="+_datadev;
f.seek(0);
f.write(line.trimmed());
f.close();
/* Data dev setting in uEnv.txt (for A10 devices) */
f.setFileName("/boot/uEnv.txt");
f.open(QIODevice::ReadWrite);
line = f.readAll().trimmed();
if (_fs == "btrfs")
line += " fstype=btrfs";
if (_iscsi)
line += " datadev=iscsi";
else
line += " datadev="+_datadev;
f.seek(0);
f.write(line.trimmed());
f.close();
/* Overscan setting */
bool configchanged = false;
f.setFileName("/boot/config.txt");
f.open(QIODevice::ReadOnly);
QByteArray configdata = f.readAll();
f.close();
bool overscanCurrentlyDisabled = configdata.contains("disable_overscan=1");
if (_i->disableOverscan() && !overscanCurrentlyDisabled)
{
configdata += "\ndisable_overscan=1";
configchanged = true;
}
else if (!_i->disableOverscan() && overscanCurrentlyDisabled)
{
configdata.replace("disable_overscan=1", "");
configchanged = true;
}
if (configchanged)
{
f.open(QIODevice::WriteOnly);
f.write(configdata.trimmed());
f.close();
}
/* Finished */
emit statusUpdate(tr("Unmounting boot partition"));
_i->umountSystemPartition();
emit statusUpdate(tr("Finish writing to disk (sync)"));
sync();
emit completed();
}