temporarily disable logging around pci config writes (Avi Kivity)

A pci config write may remap the vga linear frame buffer, confusing the
memory slot dirty logging logic.

Fixed Windows with -vga std.

Signed-off-by: Avi Kivity <avi@redhat.com>
Sigend-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6852 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-03-13 18:10:13 +00:00
parent 8a93e519f3
commit 92a3ecda67

View File

@ -2481,6 +2481,17 @@ int isa_vga_mm_init(uint8_t *vga_ram_base,
return 0;
}
static void pci_vga_write_config(PCIDevice *d,
uint32_t address, uint32_t val, int len)
{
PCIVGAState *pvs = container_of(d, PCIVGAState, dev);
VGAState *s = &pvs->vga_state;
vga_dirty_log_stop(s);
pci_default_write_config(d, address, val, len);
vga_dirty_log_start(s);
}
int pci_vga_init(PCIBus *bus, uint8_t *vga_ram_base,
unsigned long vga_ram_offset, int vga_ram_size,
unsigned long vga_bios_offset, int vga_bios_size)
@ -2491,7 +2502,7 @@ int pci_vga_init(PCIBus *bus, uint8_t *vga_ram_base,
d = (PCIVGAState *)pci_register_device(bus, "VGA",
sizeof(PCIVGAState),
-1, NULL, NULL);
-1, NULL, pci_vga_write_config);
if (!d)
return -1;
s = &d->vga_state;