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pci: remove support for pre memory API BARs

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Not used anymore.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-08 16:09:32 +03:00 committed by Anthony Liguori
parent e824b2cc3b
commit 039523397f
1 changed files with 2 additions and 31 deletions
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33
hw/pci.c
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@ -848,18 +848,7 @@ static void pci_unregister_io_regions(PCIDevice *pci_dev)
r = &pci_dev->io_regions[i];
if (!r->size || r->addr == PCI_BAR_UNMAPPED)
continue;
if (r->memory) {
memory_region_del_subregion(r->address_space, r->memory);
} else {
if (r->type == PCI_BASE_ADDRESS_SPACE_IO) {
isa_unassign_ioport(r->addr, r->filtered_size);
} else {
cpu_register_physical_memory(pci_to_cpu_addr(pci_dev->bus,
r->addr),
r->filtered_size,
IO_MEM_UNASSIGNED);
}
}
memory_region_del_subregion(r->address_space, r->memory);
}
}
@ -1058,25 +1047,7 @@ static void pci_update_mappings(PCIDevice *d)
/* now do the real mapping */
if (r->addr != PCI_BAR_UNMAPPED) {
if (r->memory) {
memory_region_del_subregion(r->address_space, r->memory);
} else if (r->type & PCI_BASE_ADDRESS_SPACE_IO) {
int class;
/* NOTE: specific hack for IDE in PC case:
only one byte must be mapped. */
class = pci_get_word(d->config + PCI_CLASS_DEVICE);
if (class == 0x0101 && r->size == 4) {
isa_unassign_ioport(r->addr + 2, 1);
} else {
isa_unassign_ioport(r->addr, r->filtered_size);
}
} else {
cpu_register_physical_memory(pci_to_cpu_addr(d->bus,
r->addr),
r->filtered_size,
IO_MEM_UNASSIGNED);
qemu_unregister_coalesced_mmio(r->addr, r->filtered_size);
}
memory_region_del_subregion(r->address_space, r->memory);
}
r->addr = new_addr;
r->filtered_size = filtered_size;