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Kernel: Add logging for E1000 RX buffer overrun

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Gunnar Beutner 2021-04-26 18:36:43 +02:00 committed by Andreas Kling
parent fa434305a7
commit 897f001076
Notes: sideshowbarker 2024-07-18 19:02:33 +09:00 
Author: https://github.com/gunnarbeutner
Commit: https://github.com/SerenityOS/serenity/commit/897f001076e
Pull-request: https://github.com/SerenityOS/serenity/pull/6669
Reviewed-by: https://github.com/IdanHo ✅
Reviewed-by: https://github.com/supercomputer7
1 changed files with 4 additions and 1 deletions
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5
Kernel/Net/E1000NetworkAdapter.cpp
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@ -207,7 +207,7 @@ UNMAP_AFTER_INIT E1000NetworkAdapter::E1000NetworkAdapter(PCI::Address address,
initialize_tx_descriptors();
out32(REG_INTERRUPT_MASK_SET, 0x1f6dc);
out32(REG_INTERRUPT_MASK_SET, INTERRUPT_LSC | INTERRUPT_RXT0);
out32(REG_INTERRUPT_MASK_SET, INTERRUPT_LSC | INTERRUPT_RXT0 | INTERRUPT_RXO);
in32(REG_INTERRUPT_CAUSE_READ);
enable_irq();
@ -232,6 +232,9 @@ void E1000NetworkAdapter::handle_irq(const RegisterState&)
if (status & INTERRUPT_RXDMT0) {
// Threshold OK?
}
if (status & INTERRUPT_RXO) {
dbgln_if(E1000_DEBUG, "E1000: RX buffer overrun");
}
if (status & INTERRUPT_RXT0) {
receive();
}