diff --git a/Documentation/NotesOnWSL.md b/Documentation/NotesOnWSL.md index bcba478df4..3703633590 100644 --- a/Documentation/NotesOnWSL.md +++ b/Documentation/NotesOnWSL.md @@ -40,6 +40,9 @@ By default this will be located at `/mnt/c/Program Files/qemu/qemu-system-i386.e - Locate the _Windows_ path to the SerenityOS disk image, as native QEMU will be accessing it via the Windows filesystem. If your build tree is located in the WSL2 partition, this will be accessible under the `\\wsl$` network file share (see [notes below](#note-on-filesystems)). +- Set the `SERENITY_KERNEL_CMDLINE` environment variable to disable VirtIO support (Because it is currently broken on native windows QEMU): +`export SERENITY_KERNEL_CMDLINE="disable_virtio"` + - Set the `SERENITY_DISK_IMAGE` environment variable to the full path of the SerenityOS disk image file from above. For example: \ `export SERENITY_DISK_IMAGE='\\wsl$\Ubuntu-20.04\home\username\serenity\Build\i686\_disk_image'` diff --git a/Kernel/CommandLine.cpp b/Kernel/CommandLine.cpp index c81003447f..27dc9e9bc0 100644 --- a/Kernel/CommandLine.cpp +++ b/Kernel/CommandLine.cpp @@ -170,6 +170,11 @@ UNMAP_AFTER_INIT bool CommandLine::disable_uhci_controller() const return contains("disable_uhci_controller"); } +UNMAP_AFTER_INIT bool CommandLine::disable_virtio() const +{ + return contains("disable_virtio"); +} + UNMAP_AFTER_INIT AHCIResetMode CommandLine::ahci_reset_mode() const { const auto ahci_reset_mode = lookup("ahci_reset_mode").value_or("controller"); diff --git a/Kernel/CommandLine.h b/Kernel/CommandLine.h index 8a734d2405..109ad7b5fa 100644 --- a/Kernel/CommandLine.h +++ b/Kernel/CommandLine.h @@ -87,6 +87,7 @@ public: [[nodiscard]] bool disable_physical_storage() const; [[nodiscard]] bool disable_ps2_controller() const; [[nodiscard]] bool disable_uhci_controller() const; + [[nodiscard]] bool disable_virtio() const; [[nodiscard]] AHCIResetMode ahci_reset_mode() const; [[nodiscard]] String userspace_init() const; [[nodiscard]] Vector userspace_init_args() const; diff --git a/Kernel/VirtIO/VirtIO.cpp b/Kernel/VirtIO/VirtIO.cpp index 203a529986..b01689a036 100644 --- a/Kernel/VirtIO/VirtIO.cpp +++ b/Kernel/VirtIO/VirtIO.cpp @@ -24,6 +24,7 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +#include #include #include #include @@ -32,6 +33,8 @@ namespace Kernel { void VirtIO::detect() { + if (kernel_command_line().disable_virtio()) + return; PCI::enumerate([&](const PCI::Address& address, PCI::ID id) { if (address.is_null() || id.is_null()) return;