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PCI: partially revert 2e01c8cf4b

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Bus address conversion was not correct.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2009-12-25 18:18:29 +00:00
parent 2e01c8cf4b
commit c71b5b4a9c
1 changed files with 3 additions and 5 deletions
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8
hw/pci.c
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@ -899,7 +899,7 @@ static void pci_update_mappings(PCIDevice *d)
{ {
PCIIORegion *r; PCIIORegion *r;
int i; int i;
pcibus_t new_addr, filtered_size, bus_addr; pcibus_t new_addr, filtered_size;
for(i = 0; i < PCI_NUM_REGIONS; i++) { for(i = 0; i < PCI_NUM_REGIONS; i++) {
r = &d->io_regions[i]; r = &d->io_regions[i];
@ -921,7 +921,6 @@ static void pci_update_mappings(PCIDevice *d)
continue; continue;
/* now do the real mapping */ /* now do the real mapping */
bus_addr = r->addr;
if (r->addr != PCI_BAR_UNMAPPED) { if (r->addr != PCI_BAR_UNMAPPED) {
if (r->type & PCI_BASE_ADDRESS_SPACE_IO) { if (r->type & PCI_BASE_ADDRESS_SPACE_IO) {
int class; int class;
@ -934,8 +933,7 @@ static void pci_update_mappings(PCIDevice *d)
isa_unassign_ioport(r->addr, r->filtered_size); isa_unassign_ioport(r->addr, r->filtered_size);
} }
} else { } else {
bus_addr = pci_to_cpu_addr(d->bus, r->addr); cpu_register_physical_memory(pci_to_cpu_addr(d->bus, r->addr),
cpu_register_physical_memory(bus_addr,
r->filtered_size, r->filtered_size,
IO_MEM_UNASSIGNED); IO_MEM_UNASSIGNED);
qemu_unregister_coalesced_mmio(r->addr, r->filtered_size); qemu_unregister_coalesced_mmio(r->addr, r->filtered_size);
@ -951,7 +949,7 @@ static void pci_update_mappings(PCIDevice *d)
* Teach them such cases, such that filtered_size < size and * Teach them such cases, such that filtered_size < size and
* addr & (size - 1) != 0. * addr & (size - 1) != 0.
*/ */
r->map_func(d, i, bus_addr, r->filtered_size, r->type); r->map_func(d, i, r->addr, r->filtered_size, r->type);
} }
} }
} }