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Kernel: Preserve RsvdP bits in xHCI controller initialization

This commit is contained in:
Bananymous 2024-11-22 22:18:09 +02:00
parent ce09f35275
commit 1bdabe693f
1 changed files with 2 additions and 2 deletions
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4
kernel/kernel/USB/XHCI/Controller.cpp
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@ -230,8 +230,8 @@ namespace Kernel
event_ring_table_entry.rsz = m_event_ring_trb_count;
auto& primary_interrupter = runtime.irs[0];
primary_interrupter.erstsz = 1;
primary_interrupter.erdp = m_event_ring_region->paddr();
primary_interrupter.erstsz = (primary_interrupter.erstsz & 0xFFFF0000) | 1;
primary_interrupter.erdp = m_event_ring_region->paddr() | XHCI::ERDP::EventHandlerBusy;
primary_interrupter.erstba = m_event_ring_region->paddr() + event_ring_table_offset;
auto& operational = operational_regs();