mirror of
https://github.com/izzy2lost/xemu.git
synced 2026-07-06 00:20:22 -07:00
Merge remote-tracking branch 'remotes/kraxel/tags/pull-vga-20160913-1' into staging
virtio-gpu and vmsvga fixes. # gpg: Signature made Tue 13 Sep 2016 09:14:44 BST # gpg: using RSA key 0x4CB6D8EED3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" # Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138 * remotes/kraxel/tags/pull-vga-20160913-1: virtio-vga: adapt to page-per-vq=off virtio-gpu-pci: tag as not hotpluggable vmsvga: correct bitmap and pixmap size checks Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
@@ -48,6 +48,7 @@ static void virtio_gpu_pci_class_init(ObjectClass *klass, void *data)
|
||||
|
||||
set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
|
||||
dc->props = virtio_gpu_pci_properties;
|
||||
dc->hotpluggable = false;
|
||||
k->realize = virtio_gpu_pci_realize;
|
||||
pcidev_k->class_id = PCI_CLASS_DISPLAY_OTHER;
|
||||
}
|
||||
|
||||
@@ -122,6 +122,17 @@ static void virtio_vga_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
|
||||
*/
|
||||
vpci_dev->modern_mem_bar = 2;
|
||||
vpci_dev->msix_bar = 4;
|
||||
|
||||
if (!(vpci_dev->flags & VIRTIO_PCI_FLAG_PAGE_PER_VQ)) {
|
||||
/*
|
||||
* with page-per-vq=off there is no padding space we can use
|
||||
* for the stdvga registers. Make the common and isr regions
|
||||
* smaller then.
|
||||
*/
|
||||
vpci_dev->common.size /= 2;
|
||||
vpci_dev->isr.size /= 2;
|
||||
}
|
||||
|
||||
offset = memory_region_size(&vpci_dev->modern_bar);
|
||||
offset -= vpci_dev->notify.size;
|
||||
vpci_dev->notify.offset = offset;
|
||||
|
||||
@@ -676,11 +676,13 @@ static void vmsvga_fifo_run(struct vmsvga_state_s *s)
|
||||
cursor.bpp = vmsvga_fifo_read(s);
|
||||
|
||||
args = SVGA_BITMAP_SIZE(x, y) + SVGA_PIXMAP_SIZE(x, y, cursor.bpp);
|
||||
if (cursor.width > 256 ||
|
||||
cursor.height > 256 ||
|
||||
cursor.bpp > 32 ||
|
||||
SVGA_BITMAP_SIZE(x, y) > sizeof cursor.mask ||
|
||||
SVGA_PIXMAP_SIZE(x, y, cursor.bpp) > sizeof cursor.image) {
|
||||
if (cursor.width > 256
|
||||
|| cursor.height > 256
|
||||
|| cursor.bpp > 32
|
||||
|| SVGA_BITMAP_SIZE(x, y)
|
||||
> sizeof(cursor.mask) / sizeof(cursor.mask[0])
|
||||
|| SVGA_PIXMAP_SIZE(x, y, cursor.bpp)
|
||||
> sizeof(cursor.image) / sizeof(cursor.image[0])) {
|
||||
goto badcmd;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user