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Kernel: Add AC97_DEBUG macro
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parent
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commit
689ad0752c
3 changed files with 11 additions and 2 deletions
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@ -63,6 +63,7 @@ bool AC97::handle_irq(RegisterState const&)
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{
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auto pcm_out_status_register = m_pcm_out_channel.reg(AC97Channel::Register::Status);
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auto pcm_out_status = pcm_out_status_register.in<u16>();
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dbgln_if(AC97_DEBUG, "AC97 @ {}: interrupt received - stat: {:#b}", pci_address(), pcm_out_status);
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bool is_dma_halted = (pcm_out_status & AudioStatusRegisterFlag::DMAControllerHalted) > 0;
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bool is_completion_interrupt = (pcm_out_status & AudioStatusRegisterFlag::BufferCompletionInterruptStatus) > 0;
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@ -89,8 +90,8 @@ bool AC97::handle_irq(RegisterState const&)
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UNMAP_AFTER_INIT void AC97::initialize()
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{
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dbgln("AC97 @ {}: mixer base: {:#04x}", pci_address(), m_io_mixer_base.get());
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dbgln("AC97 @ {}: bus base: {:#04x}", pci_address(), m_io_bus_base.get());
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dbgln_if(AC97_DEBUG, "AC97 @ {}: mixer base: {:#04x}", pci_address(), m_io_mixer_base.get());
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dbgln_if(AC97_DEBUG, "AC97 @ {}: bus base: {:#04x}", pci_address(), m_io_bus_base.get());
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enable_pin_based_interrupts();
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PCI::enable_bus_mastering(pci_address());
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@ -239,6 +240,7 @@ ErrorOr<void> AC97::write_single_buffer(UserOrKernelBuffer const& data, size_t o
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if (head_distance < m_output_buffer_page_count)
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break;
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dbgln_if(AC97_DEBUG, "AC97 @ {}: waiting on interrupt - stat: {:#b} CI: {} LVI: {}", pci_address(), pcm_out_status, current_index, last_valid_index);
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m_irq_queue.wait_forever("AC97"sv);
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} while (m_pcm_out_channel.dma_running());
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sti();
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@ -285,6 +287,8 @@ void AC97::AC97Channel::reset()
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void AC97::AC97Channel::set_last_valid_index(u32 buffer_address, u8 last_valid_index)
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{
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dbgln_if(AC97_DEBUG, "AC97 @ {}: setting LVI - address: {:#x} LVI: {}", m_device.pci_address(), buffer_address, last_valid_index);
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reg(Register::BufferDescriptorListBaseAddress).out(buffer_address);
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reg(Register::LastValidIndex).out(last_valid_index);
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}
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