Message ID | 1377283973-9320-2-git-send-email-hpoussin@reactos.org |
---|---|
State | New |
Headers | show |
diff --git a/hw/pci/pci.c b/hw/pci/pci.c index 4c004f5..54cd43d 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -1033,8 +1033,7 @@ static pcibus_t pci_bar_address(PCIDevice *d, } new_addr = pci_get_long(d->config + bar) & ~(size - 1); last_addr = new_addr + size - 1; - /* NOTE: we have only 64K ioports on PC */ - if (last_addr <= new_addr || new_addr == 0 || last_addr > UINT16_MAX) { + if (last_addr <= new_addr || new_addr == 0) { return PCI_BAR_UNMAPPED; } return new_addr;
This check is useless, as bigger addresses will be ignored when added to 'io' MemoryRegion, which has a size of 64K. However, on architectures which have memory-mapped I/O, PCI I/O BARs can be mapped to an I/O address which is bigger than 64K. Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> --- hw/pci/pci.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)