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Kernel/Interrupts: Return boolean on whether we handled the interrupt

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If we are in a shared interrupt handler, the called handlers might
indicate it was not their interrupt, so we should not increment the
call counter of these handlers.
This commit is contained in:
Liav A 2021-06-05 09:00:18 +03:00 • committed by Andreas Kling
parent 7a6d5a7b8b
commit b91df26d4a
43 changed files with 125 additions and 71 deletions
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5
Kernel/Devices/SB16.cpp
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@ -205,8 +205,10 @@ void SB16::dma_start(uint32_t length)
IO::out8(0xd4, (channel % 4));
}
void SB16::handle_irq(const RegisterState&)
bool SB16::handle_irq(const RegisterState&)
{
// FIXME: Check if the interrupt was actually for us or not... (shared IRQs)
// Stop sound output ready for the next block.
dsp_write(0xd5);
@ -215,6 +217,7 @@ void SB16::handle_irq(const RegisterState&)
IO::in8(DSP_R_ACK); // 16 bit interrupt
m_irq_queue.wake_all();
return true;
}
void SB16::wait_for_irq()