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Kernel: Allow to initialize an IDE device on the secondary channel

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We now use major number 3, and the minor number is set to 0 or 2 if
initialized on the primary channel, otherwise 1 or 3 on the secondary
channel.
This commit is contained in:
Liav A 2020-12-19 12:53:34 +02:00 • committed by Andreas Kling
parent 0a2b00a1bf
commit 28599af387
1 changed files with 2 additions and 3 deletions
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5
Kernel/Storage/IDEChannel.cpp
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@ -356,11 +356,10 @@ void IDEChannel::detect_disks()
continue;
klog() << "IDEChannel: Name=" << ((char*)bbuf.data() + 54) << ", C/H/Spt=" << cyls << "/" << heads << "/" << spt;
int major = (m_channel_number == 0) ? 3 : 4;
if (i == 0) {
m_master = PATADiskDevice::create(m_parent_controller, *this, PATADiskDevice::DriveType::Master, cyls, heads, spt, major, 0);
m_master = PATADiskDevice::create(m_parent_controller, *this, PATADiskDevice::DriveType::Master, cyls, heads, spt, 3, (m_channel_number == 0) ? 0 : 2);
} else {
m_slave = PATADiskDevice::create(m_parent_controller, *this, PATADiskDevice::DriveType::Slave, cyls, heads, spt, major, 1);
m_slave = PATADiskDevice::create(m_parent_controller, *this, PATADiskDevice::DriveType::Slave, cyls, heads, spt, 3, (m_channel_number == 0) ? 1 : 3);
}
}
}