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Kernel: Make device generate their own names

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Besides removing the monolithic DevFSDeviceInode::determine_name()
method, being able to determine a device's name inside the /dev
hierarchy outside of DevFS has its uses.
This commit is contained in:
Jean-Baptiste Boric 2021-01-21 18:49:56 +01:00 • committed by Andreas Kling
parent a2601e1308
commit f64e287b82
29 changed files with 76 additions and 69 deletions
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7
Kernel/Storage/PATADiskDevice.cpp
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@ -65,6 +65,13 @@ void PATADiskDevice::start_request(AsyncBlockDeviceRequest& request)
m_channel.start_request(request, use_dma, is_slave());
}
String PATADiskDevice::device_name() const
{
// FIXME: Try to not hardcode a maximum of 16 partitions per drive!
size_t drive_index = minor() / 16;
return String::formatted("hd{:c}{}", 'a' + drive_index, minor() + 1);
}
size_t PATADiskDevice::max_addressable_block() const
{
return m_cylinders * m_heads * m_sectors_per_track;