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vga: fix mmio vga register mapping

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This commit is contained in:
Gerd Hoffmann 2012-11-12 22:33:21 +01:00
parent df9ffb726f
commit c96c53b5f1
1 changed files with 4 additions and 3 deletions
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7
hw/vga-pci.c
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@ -84,9 +84,10 @@ static void pci_vga_ioport_write(void *ptr, hwaddr addr,
uint64_t val, unsigned size)
{
PCIVGAState *d = ptr;
switch (size) {
case 1:
vga_ioport_write(&d->vga, addr, val);
vga_ioport_write(&d->vga, addr + 0x3c0, val);
break;
case 2:
/*
@ -94,8 +95,8 @@ static void pci_vga_ioport_write(void *ptr, hwaddr addr,
* indexed registers with a single word write because the
* index byte is updated first.
*/
vga_ioport_write(&d->vga, addr, val & 0xff);
vga_ioport_write(&d->vga, addr+1, (val >> 8) & 0xff);
vga_ioport_write(&d->vga, addr + 0x3c0, val & 0xff);
vga_ioport_write(&d->vga, addr + 0x3c1, (val >> 8) & 0xff);
break;
}
}