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authorPeter Maydell <peter.maydell@linaro.org>2014-09-02 16:07:31 +0100
committerPeter Maydell <peter.maydell@linaro.org>2014-09-02 16:07:31 +0100
commitf2426947decc96bde4f9ea50097dac66a0a48acc (patch)
tree21ccb4e32e6b2b4471e14848c805b7f664ce744c /hw/pci/pci.c
parent30eaca3acdf17d7bcbd1213eb149c02037edfb0b (diff)
parentaad4dce934649b3a398396fc2a76f215bb194ea4 (diff)
downloadfocaccia-qemu-f2426947decc96bde4f9ea50097dac66a0a48acc.tar.gz
focaccia-qemu-f2426947decc96bde4f9ea50097dac66a0a48acc.zip
Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
pci, pc fixes, features

A bunch of bugfixes - these will make sense for 2.1.1

Initial Intel IOMMU support.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 02 Sep 2014 16:05:04 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  vhost_net: start/stop guest notifiers properly
  pci: avoid losing config updates to MSI/MSIX cap regs
  virtio-net: don't run bh on vm stopped
  ioh3420: remove unused ioh3420_init() declaration
  vhost_net: cleanup start/stop condition
  intel-iommu: add IOTLB using hash table
  intel-iommu: add context-cache to cache context-entry
  intel-iommu: add supports for queued invalidation interface
  intel-iommu: fix coding style issues around in q35.c and machine.c
  intel-iommu: add Intel IOMMU emulation to q35 and add a machine option "iommu" as a switch
  intel-iommu: add DMAR table to ACPI tables
  intel-iommu: introduce Intel IOMMU (VT-d) emulation
  iommu: add is_write as a parameter to the translate function of MemoryRegionIOMMUOps

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/pci/pci.c')
-rw-r--r--hw/pci/pci.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index daeaeac85a..d1e9a2ad0f 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -1146,9 +1146,10 @@ uint32_t pci_default_read_config(PCIDevice *d,
     return le32_to_cpu(val);
 }
 
-void pci_default_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int l)
+void pci_default_write_config(PCIDevice *d, uint32_t addr, uint32_t val_in, int l)
 {
     int i, was_irq_disabled = pci_irq_disabled(d);
+    uint32_t val = val_in;
 
     for (i = 0; i < l; val >>= 8, ++i) {
         uint8_t wmask = d->wmask[addr + i];
@@ -1170,8 +1171,8 @@ void pci_default_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int l)
                                     & PCI_COMMAND_MASTER);
     }
 
-    msi_write_config(d, addr, val, l);
-    msix_write_config(d, addr, val, l);
+    msi_write_config(d, addr, val_in, l);
+    msix_write_config(d, addr, val_in, l);
 }
 
 /***********************************************************/