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Kernel/PCI: Start enumeration in specified start bus of the PCI domain

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Some devices, like the Intel Volume Management Device, might have bus
numbering restrictions (so numbers can be from 224 to 225, for example).
This commit is contained in:
Liav A 2022-01-15 09:08:58 +02:00 • committed by Idan Horowitz
commit 518473846a
Notes: sideshowbarker 2024-07-17 20:38:31 +09:00
1 changed files with 2 additions and 2 deletions
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4
Kernel/Bus/PCI/Controller/HostBridge.cpp
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@ -106,8 +106,8 @@ UNMAP_AFTER_INIT void HostBridge::enumerate_attached_devices(Function<void(Devic
VERIFY(Access::the().scan_lock().is_locked());
// First scan bus 0. Find any device on that bus, and if it's a PCI-to-PCI
// bridge, recursively scan it too.
m_enumerated_buses.set(0, true);
enumerate_bus(callback, 0, true);
m_enumerated_buses.set(m_domain.start_bus(), true);
enumerate_bus(callback, m_domain.start_bus(), true);
// Handle Multiple PCI host bridges on slot 0, device 0.
// If we happen to miss some PCI buses because they are not reachable through