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pci: give each device its own address space

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Accesses from different devices can resolve differently
(depending on bridge settings, iommus, and PCI_COMMAND_MASTER), so
set up an address space for each device.

Currently iommus are expressed outside the memory API, so this doesn't
work if an iommu is present.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2012-10-03 17:17:27 +02:00
parent 83f3c25142
commit 817dcc5368
2 changed files with 15 additions and 0 deletions
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1
hw/pci.h
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@ -211,6 +211,7 @@ struct PCIDevice {
int32_t devfn;
char name[64];
PCIIORegion io_regions[PCI_NUM_REGIONS];
AddressSpace bus_master_as;
DMAContext *dma;
/* do not access the following fields */