diff options
| author | Liav A <liavalb@gmail.com> | 2022-02-10 15:15:06 +0200 |
|---|---|---|
| committer | Andreas Kling <kling@serenityos.org> | 2022-03-08 21:52:10 +0100 |
| commit | f8df21c7e72e3b4fab0c6688b21580b9852118f9 (patch) | |
| tree | 4b82072412a5f5965a821edcff3ab2212ae1e521 /Kernel/Bus | |
| parent | a91da672160f30a31cd81fc4825857bd33e9f534 (diff) | |
| download | serenity-f8df21c7e72e3b4fab0c6688b21580b9852118f9.zip | |
Kernel: Expose PCI BAR addresses in sysfs
Regardless of whether we use those BARs or not, expose them so userland
can use these values for its usage.
Diffstat (limited to 'Kernel/Bus')
| -rw-r--r-- | Kernel/Bus/PCI/SysFSPCI.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Kernel/Bus/PCI/SysFSPCI.cpp b/Kernel/Bus/PCI/SysFSPCI.cpp index e1f3e42703..2f9d28a44f 100644 --- a/Kernel/Bus/PCI/SysFSPCI.cpp +++ b/Kernel/Bus/PCI/SysFSPCI.cpp @@ -32,6 +32,13 @@ UNMAP_AFTER_INIT PCIDeviceSysFSDirectory::PCIDeviceSysFSDirectory(NonnullOwnPtr< m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::PROG_IF, 1)); m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::SUBSYSTEM_VENDOR_ID, 2)); m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::SUBSYSTEM_ID, 2)); + + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR0, 4)); + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR1, 4)); + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR2, 4)); + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR3, 4)); + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR4, 4)); + m_components.append(PCIDeviceAttributeSysFSComponent::create(*this, PCI::RegisterOffset::BAR5, 4)); } UNMAP_AFTER_INIT void PCIBusSysFSDirectory::initialize() @@ -68,6 +75,18 @@ StringView PCIDeviceAttributeSysFSComponent::name() const return "subsystem_vendor"sv; case PCI::RegisterOffset::SUBSYSTEM_ID: return "subsystem_id"sv; + case PCI::RegisterOffset::BAR0: + return "bar0"sv; + case PCI::RegisterOffset::BAR1: + return "bar1"sv; + case PCI::RegisterOffset::BAR2: + return "bar2"sv; + case PCI::RegisterOffset::BAR3: + return "bar3"sv; + case PCI::RegisterOffset::BAR4: + return "bar4"sv; + case PCI::RegisterOffset::BAR5: + return "bar5"sv; default: VERIFY_NOT_REACHED(); } |