diff options
| author |  Romain Naour <romain.naour@gmail.com> | 2020-07-07 01:41:47 +0200 |
|---|---|---|
| committer |  Thomas Petazzoni <thomas.petazzoni@bootlin.com> | 2020-07-11 15:52:23 +0200 |
| commit | f1ace6570d3d0c39cc253bcf6ee6b0e903ec96b9 (patch) | |
| tree | cdc24ae3d182e969246c1204d8237e9a234c60d9 /board/qemu | |
| parent | 6fb7513a9c404d8605f39ac276eca548ad3ba46f (diff) | |
| download | buildroot-f1ace6570d3d0c39cc253bcf6ee6b0e903ec96b9.tar.gz buildroot-f1ace6570d3d0c39cc253bcf6ee6b0e903ec96b9.tar.bz2 | |
board/qemu/aarch64-virt/linux.config: enable VIRTIO_GPU driver
This driver is intended to be used by mesa virgl Gallium on the guest.
virtio-gpu is enabled by adding "-device virtio-gpu-pci" on the qemu
command line.
It's detected by lspci and dmesg log:
$ lspci
00:01.0 Display controller: Red Hat, Inc. Virtio GPU (rev 01)
$ dmesg
virtio-pci 0000:00:01.0: enabling device (0000 -> 0002)
[drm] pci: virtio-gpu-pci detected at 0000:00:01.0
[drm] virgl 3d acceleration not supported by host
[drm] EDID support available.
[TTM] Zone kernel: Available graphics memory: 51876 KiB
[TTM] Initializing pool allocator
[TTM] Initializing DMA pool allocator
[drm] number of scanouts: 1
[drm] number of cap sets: 0
[drm] Initialized virtio_gpu 0.1.0 0 for virtio2 on minor 0
The framebuffer interface fb0 is now present in /dev
$ ls /dev/fb*
/dev/fb0
See:
https://www.kraxel.org/blog/2019/09/display-devices-in-qemu/
https://at.projects.genivi.org/wiki/display/WIK4/GENIVI+Technical+Summit+Session+Content+2018?preview=%2F28412356%2F28412481%2F2018-10-11_GeniviBangalorTechSummit_Virtio_GPU.pdf
Signed-off-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Diffstat (limited to 'board/qemu')
| -rw-r--r-- | board/qemu/aarch64-virt/linux.config | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/board/qemu/aarch64-virt/linux.config b/board/qemu/aarch64-virt/linux.config index 295bf19a7c..129a200ab0 100644 --- a/board/qemu/aarch64-virt/linux.config +++ b/board/qemu/aarch64-virt/linux.config @@ -40,14 +40,16 @@ CONFIG_DUMMY=y CONFIG_MACVLAN=y CONFIG_VIRTIO_NET=y CONFIG_NLMON=y -CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_VIRTIO_CONSOLE=y CONFIG_HW_RANDOM=y CONFIG_HW_RANDOM_VIRTIO=y +CONFIG_DRM=y +CONFIG_DRM_VIRTIO_GPU=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_PL031=y +CONFIG_VIRTIO_PCI=y CONFIG_VIRTIO_MMIO=y CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y CONFIG_MAILBOX=y |