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Kernel: Add kernel command line flag to disable VirtIO support
This command line flag can be used to disable VirtIO support on certain configurations (native windows) where interfacing with virtio devices can cause qemu to freeze.
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4 changed files with 12 additions and 0 deletions
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@ -24,6 +24,7 @@
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <Kernel/CommandLine.h>
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#include <Kernel/VirtIO/VirtIO.h>
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#include <Kernel/VirtIO/VirtIOConsole.h>
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#include <Kernel/VirtIO/VirtIORNG.h>
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@ -32,6 +33,8 @@ namespace Kernel {
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void VirtIO::detect()
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{
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if (kernel_command_line().disable_virtio())
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return;
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PCI::enumerate([&](const PCI::Address& address, PCI::ID id) {
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if (address.is_null() || id.is_null())
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return;
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