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cirrus_vga: allow configurable vram size

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Allow RAM size to be configurable for cirrus, to allow migration
compatibility from qemu-kvm.

Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Marcelo Tosatti 2012-10-05 14:51:39 -03:00
parent c3d3980794
commit 19403a68fb
1 changed files with 16 additions and 5 deletions
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21
hw/cirrus_vga.c
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@ -42,8 +42,6 @@
//#define DEBUG_CIRRUS
//#define DEBUG_BITBLT
#define VGA_RAM_SIZE (8192 * 1024)
/***************************************
*
* definitions
@ -2856,7 +2854,8 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci,
/* I/O handler for LFB */
memory_region_init_io(&s->cirrus_linear_io, &cirrus_linear_io_ops, s,
"cirrus-linear-io", VGA_RAM_SIZE);
"cirrus-linear-io", s->vga.vram_size_mb
* 1024 * 1024);
memory_region_set_flush_coalesced(&s->cirrus_linear_io);
/* I/O handler for LFB */
@ -2899,7 +2898,6 @@ static int vga_initfn(ISADevice *dev)
ISACirrusVGAState *d = DO_UPCAST(ISACirrusVGAState, dev, dev);
VGACommonState *s = &d->cirrus_vga.vga;
s->vram_size_mb = VGA_RAM_SIZE >> 20;
vga_common_init(s);
cirrus_init_common(&d->cirrus_vga, CIRRUS_ID_CLGD5430, 0,
isa_address_space(dev));
@ -2912,6 +2910,12 @@ static int vga_initfn(ISADevice *dev)
return 0;
}
static Property isa_vga_cirrus_properties[] = {
DEFINE_PROP_UINT32("vgamem_mb", struct ISACirrusVGAState,
cirrus_vga.vga.vram_size_mb, 8),
DEFINE_PROP_END_OF_LIST(),
};
static void isa_cirrus_vga_class_init(ObjectClass *klass, void *data)
{
ISADeviceClass *k = ISA_DEVICE_CLASS(klass);
@ -2919,6 +2923,7 @@ static void isa_cirrus_vga_class_init(ObjectClass *klass, void *data)
dc->vmsd = &vmstate_cirrus_vga;
k->init = vga_initfn;
dc->props = isa_vga_cirrus_properties;
}
static TypeInfo isa_cirrus_vga_info = {
@ -2942,7 +2947,6 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
int16_t device_id = pc->device_id;
/* setup VGA */
s->vga.vram_size_mb = VGA_RAM_SIZE >> 20;
vga_common_init(&s->vga);
cirrus_init_common(s, device_id, 1, pci_address_space(dev));
s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
@ -2969,6 +2973,12 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
return 0;
}
static Property pci_vga_cirrus_properties[] = {
DEFINE_PROP_UINT32("vgamem_mb", struct PCICirrusVGAState,
cirrus_vga.vga.vram_size_mb, 8),
DEFINE_PROP_END_OF_LIST(),
};
static void cirrus_vga_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
@ -2982,6 +2992,7 @@ static void cirrus_vga_class_init(ObjectClass *klass, void *data)
k->class_id = PCI_CLASS_DISPLAY_VGA;
dc->desc = "Cirrus CLGD 54xx VGA";
dc->vmsd = &vmstate_pci_cirrus_vga;
dc->props = pci_vga_cirrus_properties;
}
static TypeInfo cirrus_vga_info = {