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Kernel/NE2000: Harvest entropy from NE2000 interrupts

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Thomas Wagenveld 2021-07-24 19:42:03 +02:00 • committed by Andreas Kling
parent e788bbdb55
commit 9b57c6a013
1 changed files with 3 additions and 0 deletions
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3
Kernel/Net/NE2000NetworkAdapter.cpp
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@ -188,6 +188,9 @@ UNMAP_AFTER_INIT NE2000NetworkAdapter::~NE2000NetworkAdapter()
bool NE2000NetworkAdapter::handle_irq(const RegisterState&) bool NE2000NetworkAdapter::handle_irq(const RegisterState&)
{ {
u8 status = in8(REG_RW_INTERRUPTSTATUS); u8 status = in8(REG_RW_INTERRUPTSTATUS);
m_entropy_source.add_random_event(status);
dbgln_if(NE2000_DEBUG, "NE2000NetworkAdapter: Got interrupt, status={:#02x}", status); dbgln_if(NE2000_DEBUG, "NE2000NetworkAdapter: Got interrupt, status={:#02x}", status);
if (status == 0) { if (status == 0) {
return false; return false;