diff options
| -rw-r--r-- | hw/display/vga.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/display/vga.c b/hw/display/vga.c index ae96023596..a7a291fa20 100644 --- a/hw/display/vga.c +++ b/hw/display/vga.c @@ -2206,6 +2206,12 @@ bool vga_common_init(VGACommonState *s, Object *obj, Error **errp) s->vbe_size_mask = s->vbe_size - 1; s->is_vbe_vmstate = 1; + + if (s->global_vmstate && qemu_ram_block_by_name("vga.vram")) { + error_setg(errp, "Only one global VGA device can be used at a time"); + return false; + } + memory_region_init_ram_nomigrate(&s->vram, obj, "vga.vram", s->vram_size, &local_err); if (local_err) { |