aboutsummaryrefslogtreecommitdiff
path: root/hw/vga.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/vga.c')
-rw-r--r--hw/vga.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/hw/vga.c b/hw/vga.c
index d784df7df4..acb3f7d924 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -2225,7 +2225,7 @@ const VMStateDescription vmstate_vga_common = {
}
};
-void vga_common_init(VGACommonState *s, int vga_ram_size)
+void vga_common_init(VGACommonState *s)
{
int i, j, v, b;
@@ -2252,16 +2252,23 @@ void vga_common_init(VGACommonState *s, int vga_ram_size)
expand4to8[i] = v;
}
+ /* valid range: 1 MB -> 256 MB */
+ s->vram_size = 1024 * 1024;
+ while (s->vram_size < (s->vram_size_mb << 20) &&
+ s->vram_size < (256 << 20)) {
+ s->vram_size <<= 1;
+ }
+ s->vram_size_mb = s->vram_size >> 20;
+
#ifdef CONFIG_BOCHS_VBE
s->is_vbe_vmstate = 1;
#else
s->is_vbe_vmstate = 0;
#endif
- memory_region_init_ram(&s->vram, "vga.vram", vga_ram_size);
+ memory_region_init_ram(&s->vram, "vga.vram", s->vram_size);
vmstate_register_ram_global(&s->vram);
xen_register_framebuffer(&s->vram);
s->vram_ptr = memory_region_get_ram_ptr(&s->vram);
- s->vram_size = vga_ram_size;
s->get_bpp = vga_get_bpp;
s->get_offsets = vga_get_offsets;
s->get_resolution = vga_get_resolution;