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Kernel/Storage: Add a whole bunch of AHCI debug output

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This commit is contained in:
Luke 2021-03-18 05:24:39 +00:00 • committed by Andreas Kling
parent b7dd5dc7c3
commit cf9ce0d857
3 changed files with 52 additions and 4 deletions
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5
Kernel/Storage/AHCIPortHandler.cpp
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@ -44,6 +44,9 @@ AHCIPortHandler::AHCIPortHandler(AHCIController& controller, u8 irq, AHCI::Maske
for (size_t index = 0; index < (((size_t)AHCI::Limits::MaxPorts * 512) / PAGE_SIZE); index++) {
m_identify_metadata_pages.append(MM.allocate_supervisor_physical_page().release_nonnull());
}
dbgln_if(AHCI_DEBUG, "AHCI Port Handler: IRQ {}", irq);
// Clear pending interrupts, if there are any!
m_pending_ports_interrupts.set_all();
enable_irq();
@ -101,9 +104,11 @@ AHCIPortHandler::~AHCIPortHandler()
void AHCIPortHandler::handle_irq(const RegisterState&)
{
dbgln_if(AHCI_DEBUG, "AHCI Port Handler: IRQ received");
for (auto port_index : m_pending_ports_interrupts.to_vector()) {
auto port = m_handled_ports.get(port_index);
VERIFY(port.has_value());
dbgln_if(AHCI_DEBUG, "AHCI Port Handler: Handling IRQ for port {}", port_index);
port.value()->handle_interrupt();
// We do this to clear the pending interrupt after we handled it.
m_pending_ports_interrupts.set_at(port_index);