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pci: bridge control fixup

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PCI_BRIDGE_CTL_DISCARD_STATUS (bit 10 in bridge control register)
is W1C so we should not make it writeable, otherwise the assert(!(wmask
& w1cmask)) in pci_default_write_config() is hit

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reported-by: Isaku Yamahata <yamahata@valinux.co.jp>
Tested-by: Isaku Yamahata <yamahata@valinux.co.jp>
This commit is contained in:
Michael S. Tsirkin 2011-01-26 15:55:07 +02:00
parent be7052c2a8
commit bb34007e86
1 changed files with 0 additions and 1 deletions
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hw/pci.c
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@ -641,7 +641,6 @@ static void pci_init_wmask_bridge(PCIDevice *d)
PCI_BRIDGE_CTL_FAST_BACK |
PCI_BRIDGE_CTL_DISCARD |
PCI_BRIDGE_CTL_SEC_DISCARD |
PCI_BRIDGE_CTL_DISCARD_STATUS |
PCI_BRIDGE_CTL_DISCARD_SERR);
/* Below does not do anything as we never set this bit, put here for
* completeness. */